matplotlib-checkins Mailing List for matplotlib

Revision: 3903
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3903&view=rev
Author: efiring
Date: 2007年09月30日 13:47:55 -0700 (2007年9月30日)
Log Message:
-----------
Apply patch by Leon Barrett, tracker #1798196
Modified Paths:
--------------
 trunk/matplotlib/lib/matplotlib/axes3d.py
Modified: trunk/matplotlib/lib/matplotlib/axes3d.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/axes3d.py	2007年09月30日 20:32:31 UTC (rev 3902)
+++ trunk/matplotlib/lib/matplotlib/axes3d.py	2007年09月30日 20:47:55 UTC (rev 3903)
@@ -515,11 +515,11 @@
 ps = []
 corners = []
 for a,ta in [(X,tX),(Y,tY),(Z,tZ)]:
- ztop = a[rs][cs:min(cols-1,cs+cstride)]
+ ztop = a[rs][cs:min(cols,cs+cstride+1)]
 zleft = ta[min(cols-1,cs+cstride)][rs:min(rows,rs+rstride+1)]
 zbase = a[min(rows-1,rs+rstride)][cs:min(cols,cs+cstride+1):]
 zbase = zbase[::-1]
- zright = ta[cs][rs:min(rows-1,rs+rstride):]
+ zright = ta[cs][rs:min(rows,rs+rstride+1):]
 zright = zright[::-1]
 corners.append([ztop[0],ztop[-1],zbase[0],zbase[-1]])
 z = npy.concatenate((ztop,zleft,zbase,zright))
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Revision: 3902
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3902&view=rev
Author: efiring
Date: 2007年09月30日 13:32:31 -0700 (2007年9月30日)
Log Message:
-----------
bugfix by Zack, confirmed by Gary Ruben.
http://sourceforge.net/mailarchive/forum.php?thread_name=d8cf9020703071339y43354eaerbfa1a47d272e5d26%40mail.gmail.com&forum_name=matplotlib-users
Modified Paths:
--------------
 trunk/matplotlib/lib/matplotlib/axes3d.py
Modified: trunk/matplotlib/lib/matplotlib/axes3d.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/axes3d.py	2007年09月30日 20:08:50 UTC (rev 3901)
+++ trunk/matplotlib/lib/matplotlib/axes3d.py	2007年09月30日 20:32:31 UTC (rev 3902)
@@ -510,8 +510,8 @@
 #
 polys = []
 boxes = []
- for rs in npy.arange(0,rows,rstride):
- for cs in npy.arange(0,cols,cstride):
+ for rs in npy.arange(0,rows-1,rstride):
+ for cs in npy.arange(0,cols-1,cstride):
 ps = []
 corners = []
 for a,ta in [(X,tX),(Y,tY),(Z,tZ)]:
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Revision: 3901
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3901&view=rev
Author: jouni
Date: 2007年09月30日 13:08:50 -0700 (2007年9月30日)
Log Message:
-----------
use_tex in pdf backend: don't use AFM files, 
which are not there in some TeX distros
Modified Paths:
--------------
 trunk/matplotlib/lib/matplotlib/backends/backend_pdf.py
 trunk/matplotlib/lib/matplotlib/dviread.py
Modified: trunk/matplotlib/lib/matplotlib/backends/backend_pdf.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/backends/backend_pdf.py	2007年09月28日 15:57:49 UTC (rev 3900)
+++ trunk/matplotlib/lib/matplotlib/backends/backend_pdf.py	2007年09月30日 20:08:50 UTC (rev 3901)
@@ -500,70 +500,15 @@
 finally:
 fh.close()
 
- fh = open(fontinfo.afmfile, 'rb')
- matplotlib.verbose.report(
- 'Reading metrics from ' + fontinfo.afmfile, 'debug')
- try:
- afmdata = AFM(fh)
- finally:
- fh.close()
-
 font = FT2Font(filename)
- font.attach_file(fontinfo.afmfile)
 
 widthsObject, fontdescObject, fontdictObject, fontfileObject = \
 [ self.reserveObject(n) for n in
 ('font widths', 'font descriptor',
 'font dictionary', 'font file') ]
 
- _, _, fullname, familyname, weight, italic_angle, fixed_pitch, \
- ul_position, ul_thickness = font.get_ps_font_info()
-
- if fontinfo.encodingfile is not None:
- enc = dviread.Encoding(fontinfo.encodingfile)
- widths = []
- for ch in enc:
- try:
- widths.append(afmdata.get_width_from_char_name(ch))
- except KeyError:
- matplotlib.verbose.report(
- 'No width for %s in %s' % (ch, fullname), 'debug-annoying')
- widths.append(0)
-
- differencesArray = [ Name(ch) for ch in enc ]
- differencesArray = [ 0 ] + differencesArray
- firstchar = 0
- lastchar = len(differencesArray) - 2
- else:
- widths = [ None for i in range(256) ]
- for ch in range(256):
- try:
- widths[ch] = afmdata.get_width_char(ch, isord=True)
- except KeyError:
- pass
- not_None = [ch for ch in range(256) 
- if widths[ch] is not None]
- firstchar = not_None[0]
- lastchar = not_None[-1]
- widths = widths[firstchar:lastchar+1]
- for i,w in enumerate(widths):
- if w is None: widths[i] = 0
-
- differencesArray = [ ]
- need_idx = True
- for ch in range(firstchar, lastchar+1):
- try:
- name = afmdata.get_name_char(ch, isord=True)
- if need_idx:
- differencesArray.append(ch)
- need_idx = False
- differencesArray.append(Name(name))
- except KeyError:
- matplotlib.verbose.report(
- 'No name for glyph %d in %s' % (ch, fullname), 
- 'debug-annoying')
- need_idx = True
-
+ firstchar = 0
+ lastchar = len(fontinfo.widths) - 1
 
 fontdict = {
 'Type': Name('Font'),
@@ -575,15 +520,22 @@
 'FontDescriptor': fontdescObject,
 }
 
- fontdict.update({
- 'Encoding': { 'Type': Name('Encoding'),
- 'Differences': differencesArray },
- })
+ if fontinfo.encodingfile is not None:
+ enc = dviread.Encoding(fontinfo.encodingfile)
+ differencesArray = [ Name(ch) for ch in enc ]
+ differencesArray = [ 0 ] + differencesArray
+ fontdict.update({
+ 'Encoding': { 'Type': Name('Encoding'),
+ 'Differences': differencesArray },
+ })
 
+ _, _, fullname, familyname, weight, italic_angle, fixed_pitch, \
+ ul_position, ul_thickness = font.get_ps_font_info()
+
 flags = 0
 if fixed_pitch: flags |= 1 << 0 # fixed width
 if 0: flags |= 1 << 1 # TODO: serif
- if 1: flags |= 1 << 2 # TODO: symbolic
+ if 1: flags |= 1 << 2 # TODO: symbolic (most TeX fonts are)
 else: flags |= 1 << 5 # non-symbolic
 if italic_angle: flags |= 1 << 6 # italic
 if 0: flags |= 1 << 16 # TODO: all caps
@@ -598,33 +550,17 @@
 'ItalicAngle': italic_angle,
 'Ascent': font.ascender,
 'Descent': font.descender,
- 'CapHeight': 1000, # default guess if missing from AFM file
- 'XHeight': afmdata.get_xheight(),
+ 'CapHeight': 1000, # TODO: find this out
+ 'XHeight': 500, # TODO: this one too
 'FontFile': fontfileObject,
 'FontFamily': familyname,
+ 'StemV': 50, # TODO 
+ # (see also revision 3874; but not all TeX distros have AFM files!)
 #'FontWeight': a number where 400 = Regular, 700 = Bold
 }
- try:
- descriptor['CapHeight'] = afmdata.get_capheight()
- except KeyError:
- pass
 
- # StemV is obligatory in PDF font descriptors but optional in
- # AFM files. The collection of AFM files in my TeX Live 2007
- # collection has values ranging from 22 to 219, with both
- # median and mode 50, so if the AFM file is silent, I'm
- # guessing 50. -JKS
- StemV = afmdata.get_vertical_stem_width()
- if StemV is None: StemV = 50
- descriptor['StemV'] = StemV
-
- # StemH is entirely optional:
- StemH = afmdata.get_horizontal_stem_width()
- if StemH is not None:
- descriptor['StemH'] = StemH
-
 self.writeObject(fontdictObject, fontdict)
- self.writeObject(widthsObject, widths)
+ self.writeObject(widthsObject, fontinfo.widths)
 self.writeObject(fontdescObject, descriptor)
 
 t1font = type1font.Type1Font(filename)
@@ -1470,16 +1406,13 @@
 oldfont, seq = None, []
 for x1, y1, dvifont, glyph, width in page.text:
 if dvifont != oldfont:
- fontinfo = self.tex_font_mapping(dvifont.texname)
- pdfname = self.file.fontName(fontinfo.filename)
- if not fontinfo.afm:
- matplotlib.verbose.report(
- 'RendererPdf.draw_tex: No AFM file found for %s (%s)' \
- % (dvifont.texname, fontinfo.filename),
- 'helpful')
- self.file.fontInfo[pdfname] = Bunch(
- encodingfile=fontinfo.encoding,
- afmfile=fontinfo.afm)
+ psfont = self.tex_font_mapping(dvifont.texname)
+ pdfname = self.file.fontName(psfont.filename)
+ if self.file.fontInfo.get(pdfname, None) is None:
+ self.file.fontInfo[pdfname] = Bunch(
+ encodingfile=psfont.encoding,
+ widths=dvifont.widths,
+ dvifont=dvifont)
 seq += [['font', pdfname, dvifont.size]]
 oldfont = dvifont
 seq += [['text', x1, y1, [chr(glyph)], x1+width]]
Modified: trunk/matplotlib/lib/matplotlib/dviread.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/dviread.py	2007年09月28日 15:57:49 UTC (rev 3900)
+++ trunk/matplotlib/lib/matplotlib/dviread.py	2007年09月30日 20:08:50 UTC (rev 3901)
@@ -84,7 +84,7 @@
 e = 0 # zero depth
 else: # glyph
 x,y,font,g,w = elt
- h = _mul2012(font._scale, font._tfm.height[g])
+ h = _mul2012(font._scale, font._tfm.height[g])
 e = _mul2012(font._scale, font._tfm.depth[g])
 minx = min(minx, x)
 miny = min(miny, y - h)
@@ -380,19 +380,21 @@
 
 class DviFont(object):
 """
- Object that holds a font's texname and size and supports comparison.
+ Object that holds a font's texname and size, supports comparison,
+ and knows the widths of glyphs in the same units as the AFM file.
 There are also internal attributes (for use by dviread.py) that
 are _not_ used for comparison.
 
 The size is in Adobe points (converted from TeX points).
 """
- __slots__ = ('texname', 'size', '_scale', '_vf', '_tfm')
+ __slots__ = ('texname', 'size', 'widths', '_scale', '_vf', '_tfm')
 
 def __init__(self, scale, tfm, texname, vf):
 self._scale, self._tfm, self.texname, self._vf = \
 scale, tfm, texname, vf
- # TODO: would it make more sense to have the size in dpi units?
 self.size = scale * (72.0 / (72.27 * 2**16))
+ self.widths = [ (1000*tfm.width.get(char, 0)) >> 20
+ for char in range(0, max(tfm.width)) ]
 
 def __eq__(self, other):
 return self.__class__ == other.__class__ and \
@@ -402,6 +404,10 @@
 return not self.__eq__(other)
 
 def _width_of(self, char):
+ """
+ Width of char in dvi units. For internal use by dviread.py.
+ """
+
 width = self._tfm.width.get(char, None)
 if width is not None:
 return _mul2012(width, self._scale)
@@ -598,7 +604,6 @@
 fn, enc = result.filename, result.encoding
 if fn is not None and not fn.startswith('/'):
 result.filename = find_tex_file(fn)
- result.afm = find_tex_file(fn[:-4] + '.afm')
 if enc is not None and not enc.startswith('/'):
 result.encoding = find_tex_file(result.encoding)
 return result
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Revision: 3900
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3900&view=rev
Author: jouni
Date: 2007年09月28日 08:57:49 -0700 (2007年9月28日)
Log Message:
-----------
More debugging output when using TeX with the pdf backend
Modified Paths:
--------------
 trunk/matplotlib/lib/matplotlib/backends/backend_pdf.py
 trunk/matplotlib/lib/matplotlib/dviread.py
Modified: trunk/matplotlib/lib/matplotlib/backends/backend_pdf.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/backends/backend_pdf.py	2007年09月28日 15:50:01 UTC (rev 3899)
+++ trunk/matplotlib/lib/matplotlib/backends/backend_pdf.py	2007年09月28日 15:57:49 UTC (rev 3900)
@@ -1472,6 +1472,11 @@
 if dvifont != oldfont:
 fontinfo = self.tex_font_mapping(dvifont.texname)
 pdfname = self.file.fontName(fontinfo.filename)
+ if not fontinfo.afm:
+ matplotlib.verbose.report(
+ 'RendererPdf.draw_tex: No AFM file found for %s (%s)' \
+ % (dvifont.texname, fontinfo.filename),
+ 'helpful')
 self.file.fontInfo[pdfname] = Bunch(
 encodingfile=fontinfo.encoding,
 afmfile=fontinfo.afm)
Modified: trunk/matplotlib/lib/matplotlib/dviread.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/dviread.py	2007年09月28日 15:50:01 UTC (rev 3899)
+++ trunk/matplotlib/lib/matplotlib/dviread.py	2007年09月28日 15:57:49 UTC (rev 3900)
@@ -734,6 +734,9 @@
 result = pipe.readline().rstrip()
 pipe.close()
 
+ matplotlib.verbose.report('find_tex_file: %s -> %s' \
+ % (filename, result),
+ 'debug')
 return result
 
 # With multiple text objects per figure (e.g. tick labels) we may end
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Revision: 3899
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3899&view=rev
Author: jouni
Date: 2007年09月28日 08:50:01 -0700 (2007年9月28日)
Log Message:
-----------
Catch UnboundLocalError in checkdep_pdftops; it is raised if
no output line of pdftops -v contains the word "version".
Modified Paths:
--------------
 trunk/matplotlib/lib/matplotlib/__init__.py
Modified: trunk/matplotlib/lib/matplotlib/__init__.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/__init__.py	2007年09月28日 12:41:08 UTC (rev 3898)
+++ trunk/matplotlib/lib/matplotlib/__init__.py	2007年09月28日 15:50:01 UTC (rev 3899)
@@ -270,7 +270,7 @@
 v = line.split()[-1]
 float(v)
 return v
- except (IndexError, ValueError):
+ except (IndexError, ValueError, UnboundLocalError):
 return None
 
 def compare_versions(a, b):
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Revision: 3898
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3898&view=rev
Author: jdh2358
Date: 2007年09月28日 05:41:08 -0700 (2007年9月28日)
Log Message:
-----------
fixed some tick accessor bugs
Modified Paths:
--------------
 trunk/matplotlib/lib/matplotlib/axis.py
 trunk/matplotlib/lib/matplotlib/widgets.py
Modified: trunk/matplotlib/lib/matplotlib/axis.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/axis.py	2007年09月26日 14:08:12 UTC (rev 3897)
+++ trunk/matplotlib/lib/matplotlib/axis.py	2007年09月28日 12:41:08 UTC (rev 3898)
@@ -519,8 +519,11 @@
 
 def get_children(self):
 children = [self.label]
- children.extend(self.majorTicks)
- children.extend(self.minorTicks)
+ majorticks = self.get_major_ticks()
+ minorticks = self.get_minor_ticks() 
+ 
+ children.extend(majorticks)
+ children.extend(minorticks)
 return children
 
 def cla(self):
@@ -643,7 +646,8 @@
 
 def get_gridlines(self):
 'Return the grid lines as a list of Line2D instance'
- return silent_list('Line2D gridline', [tick.gridline for tick in self.majorTicks])
+ ticks = self.get_major_ticks()
+ return silent_list('Line2D gridline', [tick.gridline for tick in ticks])
 
 def get_label(self):
 'Return the axis label as a Text instance'
@@ -659,14 +663,16 @@
 
 def get_ticklabels(self):
 'Return a list of Text instances for ticklabels'
- labels1 = [tick.label1 for tick in self.majorTicks if tick.label1On]
- labels2 = [tick.label2 for tick in self.majorTicks if tick.label2On]
+ ticks = self.get_major_ticks()
+ labels1 = [tick.label1 for tick in ticks if tick.label1On]
+ labels2 = [tick.label2 for tick in ticks if tick.label2On]
 return silent_list('Text ticklabel', labels1+labels2)
 
 def get_ticklines(self):
 'Return the ticklines lines as a list of Line2D instance'
 lines = []
- for tick in self.majorTicks:
+ ticks = self.get_major_ticks() 
+ for tick in ticks:
 lines.append(tick.tick1line)
 lines.append(tick.tick2line)
 return silent_list('Line2D ticklines', lines)
@@ -1081,9 +1087,10 @@
 """
 assert position == 'top' or position == 'bottom' or position == 'both' or position == 'default'
 
- ticks = list(self.majorTicks) # a copy
- ticks.extend( self.minorTicks )
 
+ ticks = list( self.get_major_ticks() ) # a copy
+ ticks.extend( self.get_minor_ticks() )
+
 if position == 'top':
 for t in ticks:
 t.tick1On = False
@@ -1277,8 +1284,8 @@
 """
 assert position == 'left' or position == 'right' or position == 'both' or position == 'default'
 
- ticks = list(self.majorTicks) # a copy
- ticks.extend( self.minorTicks )
+ ticks = list( self.get_major_ticks() ) # a copy
+ ticks.extend( self.get_minor_ticks() )
 
 if position == 'right':
 self.set_offset_position('right')
Modified: trunk/matplotlib/lib/matplotlib/widgets.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/widgets.py	2007年09月26日 14:08:12 UTC (rev 3897)
+++ trunk/matplotlib/lib/matplotlib/widgets.py	2007年09月28日 12:41:08 UTC (rev 3898)
@@ -971,14 +971,14 @@
 print ' endposition : (%f, %f)' % (erelease.xdata, erelease.ydata)
 print ' used button : ', eclick.button
 
- def toggle_Selector(event):
+ def toggle_selector(event):
 print ' Key pressed.'
- if event.key in ['Q', 'q'] and toggle_Selector.RS.active:
+ if event.key in ['Q', 'q'] and toggle_selector.RS.active:
 print ' RectangleSelector deactivated.'
- toggle_Selector.RS.set_active(False)
- if event.key in ['A', 'a'] and not toggle_Selector.RS.active:
+ toggle_selector.RS.set_active(False)
+ if event.key in ['A', 'a'] and not toggle_selector.RS.active:
 print ' RectangleSelector activated.'
- toggle_Selector.RS.set_active(True)
+ toggle_selector.RS.set_active(True)
 
 x = arange(100)/(99.0)
 y = sin(x)
@@ -986,8 +986,8 @@
 ax = subplot(111)
 ax.plot(x,y)
 
- toggle_Selector.RS = RectangleSelector(ax, onselect, drawtype='line')
- connect('key_press_event', toggle_Selector)
+ toggle_selector.RS = RectangleSelector(ax, onselect, drawtype='line')
+ connect('key_press_event', toggle_selector)
 show()
 """
 def __init__(self, ax, onselect, drawtype='box',
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Revision: 3897
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3897&view=rev
Author: mdboom
Date: 2007年09月26日 07:08:12 -0700 (2007年9月26日)
Log Message:
-----------
Fix log transforms a little.
Modified Paths:
--------------
 branches/transforms/lib/matplotlib/scale.py
 branches/transforms/lib/matplotlib/transforms.py
Modified: branches/transforms/lib/matplotlib/scale.py
===================================================================
--- branches/transforms/lib/matplotlib/scale.py	2007年09月26日 13:55:41 UTC (rev 3896)
+++ branches/transforms/lib/matplotlib/scale.py	2007年09月26日 14:08:12 UTC (rev 3897)
@@ -73,6 +73,36 @@
 def inverted(self):
 return LogScale.Log2Transform()
 
+ class NaturalLogTransform(Transform):
+ input_dims = 1
+ output_dims = 1
+ def __init__(self):
+ Transform.__init__(self)
+
+ def is_separable(self):
+ return True
+ 
+ def transform(self, a):
+ return ma.log(ma.masked_where(a <= 0.0, a * npy.e))
+ 
+ def inverted(self):
+ return LogScale.InvertedNaturalLogTransform()
+
+ class InvertedNaturalLogTransform(Transform):
+ input_dims = 1
+ output_dims = 1
+ def __init__(self):
+ Transform.__init__(self)
+
+ def is_separable(self):
+ return True
+ 
+ def transform(self, a):
+ return ma.power(npy.e, a) / npy.e
+
+ def inverted(self):
+ return LogScale.Log2Transform()
+ 
 class LogTransform(Transform):
 input_dims = 1
 output_dims = 1
@@ -84,14 +114,12 @@
 return True
 
 def transform(self, a):
- if len(a) > 10:
- print "Log Transforming..."
 return ma.log(ma.masked_where(a <= 0.0, a * self._base)) / npy.log(self._base)
 
 def inverted(self):
 return LogScale.InvertedLogTransform(self._base)
 
- class InvertedLog2Transform(Transform):
+ class InvertedLogTransform(Transform):
 input_dims = 1
 output_dims = 1
 def __init__(self, base):
@@ -113,7 +141,8 @@
 self._transform = self.Log10Transform()
 elif base == 2.0:
 self._transform = self.Log2Transform()
- # MGDTODO: Natural log etc.
+ elif base == npy.e:
+ self._transform = self.NaturalLogTransform()
 else:
 self._transform = self.LogTransform(base)
 
Modified: branches/transforms/lib/matplotlib/transforms.py
===================================================================
--- branches/transforms/lib/matplotlib/transforms.py	2007年09月26日 13:55:41 UTC (rev 3896)
+++ branches/transforms/lib/matplotlib/transforms.py	2007年09月26日 14:08:12 UTC (rev 3897)
@@ -1069,15 +1069,6 @@
 return CompositeGenericTransform(a, b)
 
 
-class LogTransform(Transform):
- input_dims = 1
- output_dims = 1
- 
- def transform(self, a):
- m = ma.masked_where(a < 0, a)
- return npy.log10(m)
-
-
 class TestPolarTransform(Transform):
 input_dims = 2
 output_dims = 2
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Revision: 3896
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3896&view=rev
Author: mdboom
Date: 2007年09月26日 06:55:41 -0700 (2007年9月26日)
Log Message:
-----------
Merged revisions 3885-3895 via svnmerge from 
http://matplotlib.svn.sf.net/svnroot/matplotlib/trunk/matplotlib
........
 r3894 | mdboom | 2007年09月26日 09:41:15 -0400 (2007年9月26日) | 3 lines
 
 Bugfix: Display exponents in tick values in the default font (not the
 default math font)
........
Modified Paths:
--------------
 branches/transforms/lib/matplotlib/mathtext.py
 branches/transforms/lib/matplotlib/ticker.py
Property Changed:
----------------
 branches/transforms/
Property changes on: branches/transforms
___________________________________________________________________
Name: svnmerge-integrated
 - /trunk/matplotlib:1-3884
 + /trunk/matplotlib:1-3895
Modified: branches/transforms/lib/matplotlib/mathtext.py
===================================================================
--- branches/transforms/lib/matplotlib/mathtext.py	2007年09月26日 13:53:53 UTC (rev 3895)
+++ branches/transforms/lib/matplotlib/mathtext.py	2007年09月26日 13:55:41 UTC (rev 3896)
@@ -1855,7 +1855,7 @@
 "tanh")
 
 fontname = oneOf("rm cal it tt sf bf")
- latex2efont = oneOf("mathrm mathcal mathit mathtt mathsf mathbf")
+ latex2efont = oneOf("mathrm mathcal mathit mathtt mathsf mathbf mathdefault")
 
 space =(FollowedBy(bslash)
 + (Literal(r'\ ')
Modified: branches/transforms/lib/matplotlib/ticker.py
===================================================================
--- branches/transforms/lib/matplotlib/ticker.py	2007年09月26日 13:53:53 UTC (rev 3895)
+++ branches/transforms/lib/matplotlib/ticker.py	2007年09月26日 13:55:41 UTC (rev 3896)
@@ -300,9 +300,12 @@
 sciNotStr = r'{\times}'+self.format_data(10**self.orderOfMagnitude)
 else:
 sciNotStr = u'\xd7'+'1e%d'% self.orderOfMagnitude
- if self._useMathText or self._usetex:
+ if self._useMathText:
+ return ''.join(('$\mathdefault{',sciNotStr,offsetStr,'}$'))
+ elif self._usetex:
 return ''.join(('$',sciNotStr,offsetStr,'$'))
- else: return ''.join((sciNotStr,offsetStr))
+ else:
+ return ''.join((sciNotStr,offsetStr))
 else: return ''
 
 def set_locs(self, locs):
@@ -363,8 +366,11 @@
 for loc in locs]
 sigfigs.sort()
 self.format = '%1.' + str(sigfigs[-1]) + 'f'
- if self._usetex or self._useMathText: self.format = '$%s$'%self.format
-
+ if self._usetex:
+ self.format = '$%s$' % self.format
+ elif self._useMathText:
+ self.format = '$\mathdefault{%s}$' % self.format
+ 
 def pprint_val(self, x):
 xp = (x-self.offset)/10**self.orderOfMagnitude
 if npy.absolute(xp) < 1e-8: xp = 0
@@ -511,11 +517,13 @@
 elif not isDecade:
 if usetex:
 s = r'$%d^{%.2f}$'% (b, fx)
- else: s = '$%d^{%.2f}$'% (b, fx)
+ else:
+ s = '$\mathdefault{%d^{%.2f}}$'% (b, fx)
 else:
 if usetex:
 s = r'$%d^{%d}$'% (b, self.nearest_long(fx))
- else: s = r'$%d^{%d}$'% (b, self.nearest_long(fx))
+ else:
+ s = r'$\mathdefault{%d^{%d}}$'% (b, self.nearest_long(fx))
 
 return s
 
This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.

Revision: 3895
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3895&view=rev
Author: mdboom
Date: 2007年09月26日 06:53:53 -0700 (2007年9月26日)
Log Message:
-----------
Fix log limits. For minor speed improvements.
Modified Paths:
--------------
 branches/transforms/lib/matplotlib/axes.py
 branches/transforms/lib/matplotlib/axis.py
 branches/transforms/lib/matplotlib/lines.py
 branches/transforms/lib/matplotlib/scale.py
 branches/transforms/lib/matplotlib/ticker.py
 branches/transforms/lib/matplotlib/transforms.py
Modified: branches/transforms/lib/matplotlib/axes.py
===================================================================
--- branches/transforms/lib/matplotlib/axes.py	2007年09月26日 13:41:15 UTC (rev 3894)
+++ branches/transforms/lib/matplotlib/axes.py	2007年09月26日 13:53:53 UTC (rev 3895)
@@ -1095,18 +1095,9 @@
 line._remove_method = lambda h: self.lines.remove(h)
 
 def _update_line_limits(self, line):
- xdata = line.get_xdata(orig=False)
- ydata = line.get_ydata(orig=False)
+ xydata = line.get_xydata()
+ self.update_datalim( xydata )
 
- if line.get_transform() != self.transData:
- xys = self._get_verts_in_data_coords(
- line.get_transform(), zip(xdata, ydata))
- xdata = npy.array([x for x,y in xys])
- ydata = npy.array([y for x,y in xys])
-
- self.update_datalim_numerix( xdata, ydata )
-
-
 def add_patch(self, p):
 """
 Add a patch to the list of Axes patches; the clipbox will be
@@ -1151,7 +1142,6 @@
 xys = npy.asarray(xys)
 self.update_datalim_numerix(xys[:, 0], xys[:, 1])
 
-
 def update_datalim_numerix(self, x, y):
 'Update the data lim bbox with seq of xy tups'
 # if no data is set currently, the bbox will ignore it's
Modified: branches/transforms/lib/matplotlib/axis.py
===================================================================
--- branches/transforms/lib/matplotlib/axis.py	2007年09月26日 13:41:15 UTC (rev 3894)
+++ branches/transforms/lib/matplotlib/axis.py	2007年09月26日 13:53:53 UTC (rev 3895)
@@ -334,6 +334,9 @@
 'return the Interval instance for this axis view limits'
 return self.axes.viewLim.intervalx
 
+ def get_minpos(self):
+ return self.axes.dataLim.minposx
+ 
 def get_data_interval(self):
 'return the Interval instance for this axis data limits'
 return self.axes.dataLim.intervalx
@@ -458,6 +461,9 @@
 'return the Interval instance for this axis view limits'
 return self.axes.viewLim.intervaly
 
+ def get_minpos(self):
+ return self.axes.dataLim.minposy
+ 
 def get_data_interval(self):
 'return the Interval instance for this axis data limits'
 return self.axes.dataLim.intervaly
@@ -518,7 +524,13 @@
 def get_scale(self):
 return self._scale.name
 
- def set_scale(self, value, base=10, subs=None):
+ def set_scale(self, value, basex=10, subsx=None, basey=10, subsy=None):
+ if self.axis_name == 'x':
+ base = basex
+ subs = subsx
+ else:
+ base = basey
+ subs = subsy
 # MGDTODO: Move these settings (ticker etc.) into the scale class itself
 value = value.lower()
 assert value.lower() in ('log', 'linear')
@@ -534,7 +546,7 @@
 self.set_minor_locator(LogLocator(base,subs))
 # MGDTODO: Pass base along
 self._scale = LogScale()
- miny, maxy = getattr(self.axes.viewLim, 'interval' + self.axis)
+ miny, maxy = getattr(self.axes.viewLim, 'interval' + self.axis_name)
 if min(miny, maxy)<=0:
 self.axes.autoscale_view()
 
@@ -980,7 +992,7 @@
 
 class XAxis(Axis):
 __name__ = 'xaxis'
- axis = 'x'
+ axis_name = 'x'
 
 def contains(self,mouseevent):
 """Test whether the mouse event occured in the x axis.
@@ -1156,6 +1168,9 @@
 'return the Interval instance for this axis view limits'
 return self.axes.viewLim.intervalx
 
+ def get_minpos(self):
+ return self.axes.dataLim.minposx
+ 
 def get_data_interval(self):
 'return the Interval instance for this axis data limits'
 return self.axes.dataLim.intervalx
@@ -1163,7 +1178,7 @@
 
 class YAxis(Axis):
 __name__ = 'yaxis'
- axis = 'y'
+ axis_name = 'y'
 
 def contains(self,mouseevent):
 """Test whether the mouse event occurred in the y axis.
@@ -1357,6 +1372,9 @@
 'return the Interval instance for this axis view limits'
 return self.axes.viewLim.intervaly
 
+ def get_minpos(self):
+ return self.axes.dataLim.minposy
+ 
 def get_data_interval(self):
 'return the Interval instance for this axis data limits'
 return self.axes.dataLim.intervaly
Modified: branches/transforms/lib/matplotlib/lines.py
===================================================================
--- branches/transforms/lib/matplotlib/lines.py	2007年09月26日 13:41:15 UTC (rev 3894)
+++ branches/transforms/lib/matplotlib/lines.py	2007年09月26日 13:53:53 UTC (rev 3895)
@@ -564,6 +564,9 @@
 return self._yorig
 return self._y
 
+ def get_xydata(self):
+ return self._xy
+ 
 def set_antialiased(self, b):
 """
 True if line should be drawin with antialiased rendering
Modified: branches/transforms/lib/matplotlib/scale.py
===================================================================
--- branches/transforms/lib/matplotlib/scale.py	2007年09月26日 13:41:15 UTC (rev 3894)
+++ branches/transforms/lib/matplotlib/scale.py	2007年09月26日 13:53:53 UTC (rev 3895)
@@ -13,6 +13,66 @@
 return IdentityTransform()
 
 class LogScale(ScaleBase):
+ class Log10Transform(Transform):
+ input_dims = 1
+ output_dims = 1
+ def __init__(self):
+ Transform.__init__(self)
+
+ def is_separable(self):
+ return True
+ 
+ def transform(self, a):
+ return ma.log10(ma.masked_where(a <= 0.0, a * 10.0))
+ 
+ def inverted(self):
+ return LogScale.InvertedLog10Transform()
+
+ class InvertedLog10Transform(Transform):
+ input_dims = 1
+ output_dims = 1
+ def __init__(self):
+ Transform.__init__(self)
+
+ def is_separable(self):
+ return True
+ 
+ def transform(self, a):
+ return ma.power(10.0, a) / 10.0
+
+ def inverted(self):
+ return LogScale.Log10Transform()
+
+ class Log2Transform(Transform):
+ input_dims = 1
+ output_dims = 1
+ def __init__(self):
+ Transform.__init__(self)
+
+ def is_separable(self):
+ return True
+ 
+ def transform(self, a):
+ return ma.log2(ma.masked_where(a <= 0.0, a * 2.0))
+ 
+ def inverted(self):
+ return LogScale.InvertedLog2Transform()
+
+ class InvertedLog2Transform(Transform):
+ input_dims = 1
+ output_dims = 1
+ def __init__(self):
+ Transform.__init__(self)
+
+ def is_separable(self):
+ return True
+ 
+ def transform(self, a):
+ return ma.power(2.0, a) / 2.0
+
+ def inverted(self):
+ return LogScale.Log2Transform()
+
 class LogTransform(Transform):
 input_dims = 1
 output_dims = 1
@@ -26,12 +86,12 @@
 def transform(self, a):
 if len(a) > 10:
 print "Log Transforming..."
- return ma.log10(ma.masked_where(a <= 0.0, a * 10.0))
+ return ma.log(ma.masked_where(a <= 0.0, a * self._base)) / npy.log(self._base)
 
 def inverted(self):
 return LogScale.InvertedLogTransform(self._base)
 
- class InvertedLogTransform(Transform):
+ class InvertedLog2Transform(Transform):
 input_dims = 1
 output_dims = 1
 def __init__(self, base):
@@ -42,14 +102,21 @@
 return True
 
 def transform(self, a):
- return ma.power(10.0, a) / 10.0
+ return ma.power(self._base, a) / self._base
 
 def inverted(self):
 return LogScale.LogTransform(self._base)
+ 
+ 
+ def __init__(self, base=10):
+ if base == 10.0:
+ self._transform = self.Log10Transform()
+ elif base == 2.0:
+ self._transform = self.Log2Transform()
+ # MGDTODO: Natural log etc.
+ else:
+ self._transform = self.LogTransform(base)
 
- def __init__(self, base=10):
- self._transform = self.LogTransform(base)
-
 def get_transform(self):
 return self._transform
 
Modified: branches/transforms/lib/matplotlib/ticker.py
===================================================================
--- branches/transforms/lib/matplotlib/ticker.py	2007年09月26日 13:41:15 UTC (rev 3894)
+++ branches/transforms/lib/matplotlib/ticker.py	2007年09月26日 13:53:53 UTC (rev 3895)
@@ -919,21 +919,21 @@
 
 def autoscale(self):
 'Try to choose the view limits intelligently'
- vmin, vmax = self.axis.get_view_interval()
+ vmin, vmax = self.axis.get_data_interval()
 if vmax<vmin:
 vmin, vmax = vmax, vmin
 
-# minpos = self.dataInterval.minpos()
+ minpos = self.axis.get_minpos()
 
-# if minpos<=0:
-# raise RuntimeError('No positive data to plot')
+ if minpos<=0:
+ raise RuntimeError('No positive data to plot')
 
- # MGDTODO: Find a good way to track minpos
- if vmin <= 0.0:
- vmin = 0.1
- 
+ if vmin <= minpos:
+ vmin = minpos
+
 if not is_decade(vmin,self._base): vmin = decade_down(vmin,self._base)
 if not is_decade(vmax,self._base): vmax = decade_up(vmax,self._base)
+
 if vmin==vmax:
 vmin = decade_down(vmin,self._base)
 vmax = decade_up(vmax,self._base)
Modified: branches/transforms/lib/matplotlib/transforms.py
===================================================================
--- branches/transforms/lib/matplotlib/transforms.py	2007年09月26日 13:41:15 UTC (rev 3894)
+++ branches/transforms/lib/matplotlib/transforms.py	2007年09月26日 13:53:53 UTC (rev 3895)
@@ -224,6 +224,7 @@
 def __init__(self, points):
 BboxBase.__init__(self)
 self._points = npy.asarray(points, npy.float_)
+ self._minpos = npy.array([0.0000001, 0.0000001])
 self._invalid = False
 
 #@staticmethod
@@ -252,15 +253,22 @@
 return result
 
 def update_from_data(self, x, y, ignore=True):
-	if ignore:
+ if ignore:
+ self._points = npy.array(
+ [[x.min(), y.min()], [x.max(), y.max()]],
+ npy.float_)
+ self._minpos = npy.array(
+ [npy.where(x > 0.0, x, npy.inf).min(), npy.where(y > 0.0, y, npy.inf).min()],
+ npy.float_)
+ else:
 	 self._points = npy.array(
-		[[x.min(), y.min()], [x.max(), y.max()]],
-		npy.float_)
-	else:
-	 self._points = npy.array(
 		[[min(x.min(), self.xmin), min(y.min(), self.ymin)],
 		 [max(x.max(), self.xmax), max(y.max(), self.ymax)]],
 		 npy.float_)
+ minpos = npy.array(
+ [npy.where(x > 0.0, x, npy.inf).min(), npy.where(y > 0.0, y, npy.inf).min()],
+ npy.float_)
+ self._minpos = npy.minimum(minpos, self._minpos)
 self.invalidate()
 
 def _set_xmin(self, val):
@@ -309,6 +317,18 @@
 self.invalidate()
 bounds = property(BboxBase._get_bounds, _set_bounds)
 
+ def _get_minpos(self):
+ return self._minpos
+ minpos = property(_get_minpos)
+
+ def _get_minposx(self):
+ return self._minpos[0]
+ minposx = property(_get_minposx)
+
+ def _get_minposy(self):
+ return self._minpos[1]
+ minposy = property(_get_minposy)
+ 
 def get_points(self):
 self._invalid = False
 return self._points
@@ -541,7 +561,7 @@
 # print "".join(traceback.format_stack())
 # print points
 mtx = self.get_matrix()
- points = npy.asarray(values, npy.float_)
+ # points = npy.asarray(values, npy.float_)
 return points * mtx[0,0] + mtx[0,1]
 
 transform_affine = transform
@@ -695,10 +715,15 @@
 # print "".join(traceback.format_stack())
 # print points
 mtx = self.get_matrix()
- points = npy.asarray(points, npy.float_)
- points = points.transpose()
- points = npy.dot(mtx[0:2, 0:2], points)
- points = points + mtx[0:2, 2:]
+ if ma.isarray(points):
+ points = points.transpose()
+ points = ma.dot(mtx[0:2, 0:2], points)
+ points = points + mtx[0:2, 2:]
+ else:
+ points = npy.asarray(points, npy.float_)
+ points = points.transpose()
+ points = npy.dot(mtx[0:2, 0:2], points)
+ points = points + mtx[0:2, 2:]
 return points.transpose()
 
 transform_affine = transform
@@ -869,7 +894,7 @@
 y_points = y.transform(points[:, 1])
 y_points = y_points.reshape((len(y_points), 1))
 
- return npy.concatenate((x_points, y_points), 1)
+ return ma.concatenate((x_points, y_points), 1)
 transform_non_affine = transform
 
 def transform_affine(self, points):
This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.

Revision: 3894
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3894&view=rev
Author: mdboom
Date: 2007年09月26日 06:41:15 -0700 (2007年9月26日)
Log Message:
-----------
Bugfix: Display exponents in tick values in the default font (not the
default math font)
Modified Paths:
--------------
 trunk/matplotlib/lib/matplotlib/mathtext.py
 trunk/matplotlib/lib/matplotlib/ticker.py
Modified: trunk/matplotlib/lib/matplotlib/mathtext.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/mathtext.py	2007年09月26日 12:29:05 UTC (rev 3893)
+++ trunk/matplotlib/lib/matplotlib/mathtext.py	2007年09月26日 13:41:15 UTC (rev 3894)
@@ -1855,7 +1855,7 @@
 "tanh")
 
 fontname = oneOf("rm cal it tt sf bf")
- latex2efont = oneOf("mathrm mathcal mathit mathtt mathsf mathbf")
+ latex2efont = oneOf("mathrm mathcal mathit mathtt mathsf mathbf mathdefault")
 
 space =(FollowedBy(bslash)
 + (Literal(r'\ ')
Modified: trunk/matplotlib/lib/matplotlib/ticker.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/ticker.py	2007年09月26日 12:29:05 UTC (rev 3893)
+++ trunk/matplotlib/lib/matplotlib/ticker.py	2007年09月26日 13:41:15 UTC (rev 3894)
@@ -332,9 +332,12 @@
 sciNotStr = r'{\times}'+self.format_data(10**self.orderOfMagnitude)
 else:
 sciNotStr = u'\xd7'+'1e%d'% self.orderOfMagnitude
- if self._useMathText or self._usetex:
+ if self._useMathText:
+ return ''.join(('$\mathdefault{',sciNotStr,offsetStr,'}$'))
+ elif self._usetex:
 return ''.join(('$',sciNotStr,offsetStr,'$'))
- else: return ''.join((sciNotStr,offsetStr))
+ else:
+ return ''.join((sciNotStr,offsetStr))
 else: return ''
 
 def set_locs(self, locs):
@@ -395,8 +398,11 @@
 for loc in locs]
 sigfigs.sort()
 self.format = '%1.' + str(sigfigs[-1]) + 'f'
- if self._usetex or self._useMathText: self.format = '$%s$'%self.format
-
+ if self._usetex:
+ self.format = '$%s$' % self.format
+ elif self._useMathText:
+ self.format = '$\mathdefault{%s}$' % self.format
+ 
 def pprint_val(self, x):
 xp = (x-self.offset)/10**self.orderOfMagnitude
 if npy.absolute(xp) < 1e-8: xp = 0
@@ -545,11 +551,13 @@
 elif not isDecade:
 if usetex:
 s = r'$%d^{%.2f}$'% (b, fx)
- else: s = '$%d^{%.2f}$'% (b, fx)
+ else:
+ s = '$\mathdefault{%d^{%.2f}}$'% (b, fx)
 else:
 if usetex:
 s = r'$%d^{%d}$'% (b, self.nearest_long(fx))
- else: s = r'$%d^{%d}$'% (b, self.nearest_long(fx))
+ else:
+ s = r'$\mathdefault{%d^{%d}}$'% (b, self.nearest_long(fx))
 
 return s
 
This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.

Revision: 3893
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3893&view=rev
Author: mdboom
Date: 2007年09月26日 05:29:05 -0700 (2007年9月26日)
Log Message:
-----------
Committing simple_ploy_fps.py
Added Paths:
-----------
 branches/transforms/examples/simple_plot_fps.py
Added: branches/transforms/examples/simple_plot_fps.py
===================================================================
--- branches/transforms/examples/simple_plot_fps.py	 (rev 0)
+++ branches/transforms/examples/simple_plot_fps.py	2007年09月26日 12:29:05 UTC (rev 3893)
@@ -0,0 +1,32 @@
+#!/usr/bin/env python
+"""
+Example: simple line plot.
+Show how to make and save a simple line plot with labels, title and grid
+"""
+from pylab import *
+
+plot([1,2])
+show()
+
+t = arange(0.0, 1.0+0.001, 0.001)
+s = cos(2*2*pi*t)
+plot(t, s, '-', lw=2)
+
+xlabel('time (s)')
+ylabel('voltage (mV)')
+title('About as simple as it gets, folks')
+grid(True)
+
+#savefig('simple_plot.png')
+#savefig('simple_plot')
+
+import time
+
+frames = 100.0
+t = time.clock()
+ion()
+for i in xrange(int(frames)):
+ part = i / frames
+ axis([0.0, 1.0 - part, -1.0 + part, 1.0 - part])
+ show()
+print "fps:", frames / (time.clock() - t)
Property changes on: branches/transforms/examples/simple_plot_fps.py
___________________________________________________________________
Name: svn:executable
 + *
This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.

Revision: 3892
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3892&view=rev
Author: mdboom
Date: 2007年09月25日 12:53:56 -0700 (2007年9月25日)
Log Message:
-----------
Important bugfixes.
Modified Paths:
--------------
 branches/transforms/lib/matplotlib/lines.py
 branches/transforms/lib/matplotlib/path.py
 branches/transforms/lib/matplotlib/transforms.py
Modified: branches/transforms/lib/matplotlib/lines.py
===================================================================
--- branches/transforms/lib/matplotlib/lines.py	2007年09月25日 19:08:51 UTC (rev 3891)
+++ branches/transforms/lib/matplotlib/lines.py	2007年09月25日 19:53:56 UTC (rev 3892)
@@ -499,7 +499,7 @@
 lineFunc(renderer, gc, *self._transformed_path.get_path_and_affine())
 	 
 	# MGDTODO: Deal with markers
- if self._marker is not None and False:
+ if self._marker is not None:
 gc = renderer.new_gc()
 self._set_gc_clip(gc)
 gc.set_foreground(self.get_markeredgecolor())
@@ -507,7 +507,7 @@
 gc.set_alpha(self._alpha)
 funcname = self._markers.get(self._marker, '_draw_nothing')
 markerFunc = getattr(self, funcname)
- markerFunc(renderer, gc, self._path)
+ markerFunc(renderer, gc, *self._transformed_path.get_path_and_affine())
 
 #renderer.close_group('line2d')
 
Modified: branches/transforms/lib/matplotlib/path.py
===================================================================
--- branches/transforms/lib/matplotlib/path.py	2007年09月25日 19:08:51 UTC (rev 3891)
+++ branches/transforms/lib/matplotlib/path.py	2007年09月25日 19:53:56 UTC (rev 3892)
@@ -65,7 +65,10 @@
 
 def __repr__(self):
 	return "Path(%s, %s)" % (self.vertices, self.codes)
-	 
+
+ def __len__(self):
+ return len(self._vertices)
+ 
 def _get_codes(self):
 	return self._codes
 codes = property(_get_codes)
@@ -108,7 +111,7 @@
 	 # This initial rotation is to make sure the polygon always
 # "points-up"
 	 theta += npy.pi / 2.0
-	 verts = npy.concatenate((npy.cos(theta), npy.sin(theta)))
+	 verts = npy.concatenate((npy.cos(theta), npy.sin(theta)), 1)
 	 path = Path(verts)
 	 cls._unit_regular_polygons[numVertices] = path
 	return path
Modified: branches/transforms/lib/matplotlib/transforms.py
===================================================================
--- branches/transforms/lib/matplotlib/transforms.py	2007年09月25日 19:08:51 UTC (rev 3891)
+++ branches/transforms/lib/matplotlib/transforms.py	2007年09月25日 19:53:56 UTC (rev 3892)
@@ -24,7 +24,10 @@
 _gid = 0
 
 def __init__(self):
- self._parents = WeakKeyDictionary()
+ # MGDTODO: I'd like to use a WeakKeyDictionary here, but it makes
+ # these instances uncopyable. As it stands, _parents grows
+ # unboundedly... Not a good idea.
+ self._parents = Set()
 self._children = Set()
 self._id = TransformNode._gid
 
@@ -34,7 +37,7 @@
 if not self._do_invalidation(affine_only):
 self._id = TransformNode._gid
 TransformNode._gid += 1
- for parent in self._parents.iterkeys():
+ for parent in self._parents:
 parent.invalidate(affine_only)
 
 def _do_invalidation(self, affine_only):
@@ -42,7 +45,7 @@
 
 def set_children(self, children):
 for child in children:
- getattr(self, child)._parents[self] = None
+ getattr(self, child)._parents.add(self)
 self._children = children
 
 def make_graphviz(self, fobj):
@@ -1034,8 +1037,8 @@
 
 
 def composite_transform_factory(a, b):
- if isinstance(a, BboxTransform) and isinstance(b, BboxTransform):
- return BboxTransform(a._boxin, b._boxout)
+# if isinstance(a, BboxTransform) and isinstance(b, BboxTransform):
+# return BboxTransform(a._boxin, b._boxout)
 if isinstance(a, AffineBase) and isinstance(b, AffineBase):
 return CompositeAffine2D(a, b)
 return CompositeGenericTransform(a, b)
@@ -1162,19 +1165,23 @@
 
 self._path = path
 self._transform = transform
+ self.set_children(['_transform'])
 self._transformed_path = None
- self._last_id = transform.get_id()
+
+ def _do_invalidation(self, affine_only):
+ if not affine_only:
+ self._transformed_path = None
+ return True
 
 def get_path_and_affine(self):
- if (self._transformed_path is None or
- self._last_id != self._transform.get_id()):
+ if self._transformed_path is None:
 vertices = self._transform.transform_non_affine(self._path.vertices)
 self._transformed_path = Path(vertices, self._path.codes)
+
 return self._transformed_path, self._transform.get_affine()
 
 def get_path(self):
- if (self._transformed_path is None or
- self._last_id != self._transform.get_id()):
+ if self._transformed_path is None:
 vertices = self._tranform.transform_non_affine(self._path.vertices)
 self._transformed_path = Path(vertices, self._path.codes)
 vertices = self._transform.transform_affine(self._transformed_path.vertices)
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Revision: 3891
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3891&view=rev
Author: jswhit
Date: 2007年09月25日 12:08:51 -0700 (2007年9月25日)
Log Message:
-----------
clarify satellite height units
Modified Paths:
--------------
 trunk/toolkits/basemap/examples/geos_demo.py
Modified: trunk/toolkits/basemap/examples/geos_demo.py
===================================================================
--- trunk/toolkits/basemap/examples/geos_demo.py	2007年09月25日 18:29:44 UTC (rev 3890)
+++ trunk/toolkits/basemap/examples/geos_demo.py	2007年09月25日 19:08:51 UTC (rev 3891)
@@ -2,7 +2,7 @@
 from pylab import title, show, arange
 # create Basemap instance for Geostationary (satellite view) projection.
 lon_0 = float(raw_input('enter reference longitude (lon_0):'))
-h = float(raw_input('enter satellite height above equator (satellite_height):'))
+h = float(raw_input('enter satellite height above equator in meters (satellite_height):'))
 m = Basemap(projection='geos',lon_0=lon_0,satellite_height=h,rsphere=(6378137.00,6356752.3142),)
 # plot land-sea mask.
 rgba_land = (0,255,0,255) # land green.
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Revision: 3890
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3890&view=rev
Author: mdboom
Date: 2007年09月25日 11:29:44 -0700 (2007年9月25日)
Log Message:
-----------
Minor speed improvements in new transformations.
Modified Paths:
--------------
 branches/transforms/lib/matplotlib/path.py
 branches/transforms/lib/matplotlib/text.py
 branches/transforms/lib/matplotlib/transforms.py
Modified: branches/transforms/lib/matplotlib/path.py
===================================================================
--- branches/transforms/lib/matplotlib/path.py	2007年09月25日 17:04:51 UTC (rev 3889)
+++ branches/transforms/lib/matplotlib/path.py	2007年09月25日 18:29:44 UTC (rev 3890)
@@ -41,9 +41,10 @@
 assert len(codes) == len(vertices)
 
 # The path being passed in may have masked values. However,
- # the backends are not expected to deal with masked arrays, so
- # we must remove them from the array (using compressed), and
- # add MOVETO commands to the codes array accordingly.
+ # the backends (and any affine transformations in matplotlib
+ # itself), are not expected to deal with masked arrays, so we
+ # must remove them from the array (using compressed), and add
+ # MOVETO commands to the codes array accordingly.
 mask = ma.getmask(vertices)
 if mask is not ma.nomask:
 mask1d = ma.mask_or(mask[:, 0], mask[:, 1])
Modified: branches/transforms/lib/matplotlib/text.py
===================================================================
--- branches/transforms/lib/matplotlib/text.py	2007年09月25日 17:04:51 UTC (rev 3889)
+++ branches/transforms/lib/matplotlib/text.py	2007年09月25日 18:29:44 UTC (rev 3890)
@@ -402,9 +402,7 @@
 return (x, y, self._text, self._color,
 self._verticalalignment, self._horizontalalignment,
 hash(self._fontproperties), self._rotation,
- # MGDTODO: Find a better way to determine if the
- # transform as changed
- str(self.get_transform())
+ self.get_transform().get_id()
 )
 
 def get_text(self):
Modified: branches/transforms/lib/matplotlib/transforms.py
===================================================================
--- branches/transforms/lib/matplotlib/transforms.py	2007年09月25日 17:04:51 UTC (rev 3889)
+++ branches/transforms/lib/matplotlib/transforms.py	2007年09月25日 18:29:44 UTC (rev 3890)
@@ -21,24 +21,28 @@
 # relationships
 
 class TransformNode(object):
+ _gid = 0
+ 
 def __init__(self):
- self._parents = Set()
- self._children = []
+ self._parents = WeakKeyDictionary()
+ self._children = Set()
+ self._id = TransformNode._gid
 
- def invalidate(self, which_child=None, affine_only=[]):
- if which_child is None:
- which_child = self
- self._do_invalidation(which_child, affine_only)
- # affine_only = affine_only and (self.is_affine() or self.is_bbox())
- for parent in self._parents:
- parent.invalidate(self, affine_only + [self])
+ def invalidate(self, affine_only=None):
+ if affine_only is None:
+ affine_only = self.is_affine() or self.is_bbox()
+ if not self._do_invalidation(affine_only):
+ self._id = TransformNode._gid
+ TransformNode._gid += 1
+ for parent in self._parents.iterkeys():
+ parent.invalidate(affine_only)
 
- def _do_invalidation(self, which_child, affine_only):
- pass
+ def _do_invalidation(self, affine_only):
+ return False
 
 def set_children(self, children):
 for child in children:
- getattr(self, child)._parents.add(self)
+ getattr(self, child)._parents[self] = None
 self._children = children
 
 def make_graphviz(self, fobj):
@@ -74,7 +78,10 @@
 def is_bbox(self):
 return False
 
+ def get_id(self):
+ return self._id
 
+ 
 class BboxBase(TransformNode):
 '''
 This is the read-only part of a bounding-box
@@ -214,6 +221,7 @@
 def __init__(self, points):
 BboxBase.__init__(self)
 self._points = npy.asarray(points, npy.float_)
+ self._invalid = False
 
 #@staticmethod
 def unit():
@@ -235,6 +243,11 @@
 return 'Bbox(%s)' % repr(self._points)
 __str__ = __repr__
 
+ def _do_invalidation(self, affine_only):
+ result = self._invalid
+ self._invalid = True
+ return result
+ 
 def update_from_data(self, x, y, ignore=True):
 	if ignore:
 	 self._points = npy.array(
@@ -294,6 +307,7 @@
 bounds = property(BboxBase._get_bounds, _set_bounds)
 
 def get_points(self):
+ self._invalid = False
 return self._points
 
 def set_points(self, points):
@@ -348,21 +362,23 @@
 assert transform.output_dims == 2
 
 BboxBase.__init__(self)
- self.bbox = bbox
- self.transform = transform
- self.set_children(['bbox', 'transform'])
+ self._bbox = bbox
+ self._transform = transform
+ self.set_children(['_bbox', '_transform'])
 self._points = None
 
 def __repr__(self):
- return "TransformedBbox(%s, %s)" % (self.bbox, self.transform)
+ return "TransformedBbox(%s, %s)" % (self._bbox, self._transform)
 __str__ = __repr__
 
- def _do_invalidation(self, which_child, affine_only):
+ def _do_invalidation(self, affine_only):
+ result = self._points is None
 self._points = None
+ return result
 
 def get_points(self):
 if self._points is None:
- self._points = self.transform.transform(self.bbox.get_points())
+ self._points = self._transform.transform(self._bbox.get_points())
 return self._points
 
 
@@ -461,9 +477,6 @@
 def __array__(self, *args, **kwargs):
 	return self.get_matrix()
 	
- def _do_invalidation(self, which_child, affine_only):
- self._inverted = None
-
 #@staticmethod
 def _concat(a, b):
 return npy.dot(b, a)
@@ -477,9 +490,6 @@
 def get_matrix(self):
 raise NotImplementedError()
 
- def transform_affine(self, points):
- return self.transform(points)
-
 def transform_non_affine(self, points):
 return points
 
@@ -528,9 +538,11 @@
 # print "".join(traceback.format_stack())
 # print points
 mtx = self.get_matrix()
- points = ma.asarray(values, npy.float_)
+ points = npy.asarray(values, npy.float_)
 return points * mtx[0,0] + mtx[0,1]
 
+ transform_affine = transform
+ 
 def inverted(self):
 if self._inverted is None:
 mtx = self.get_matrix()
@@ -575,7 +587,7 @@
 def set_matrix(self, mtx):
 self._mtx = mtx
 self.invalidate()
-
+ 
 def set(self, other):
 self._mtx = other.get_matrix()
 self.invalidate()
@@ -620,9 +632,11 @@
 return "IntervalTransform(%s)" % (getattr(self._bbox, self._direction))
 __str__ = __repr__
 
- def _do_invalidation(self, which_child, affine_only):
+ def _do_invalidation(self, affine_only):
+ result = self._mtx is None
 self._mtx = None
- Affine1DBase._do_invalidation(self, which_child, affine_only)
+ self._inverted = None
+ return result
 
 def get_matrix(self):
 if self._mtx is None:
@@ -678,12 +692,14 @@
 # print "".join(traceback.format_stack())
 # print points
 mtx = self.get_matrix()
- points = ma.asarray(points, npy.float_)
+ points = npy.asarray(points, npy.float_)
 points = points.transpose()
- points = ma.dot(mtx[0:2, 0:2], points)
+ points = npy.dot(mtx[0:2, 0:2], points)
 points = points + mtx[0:2, 2:]
 return points.transpose()
 
+ transform_affine = transform
+ 
 def inverted(self):
 if self._inverted is None:
 mtx = self.get_matrix()
@@ -801,19 +817,12 @@
 
 def transform(self, points):
 return points
+ transform_affine = transform_non_affine = transform
 
- def transform_affine(self, points):
- return points
-
- def transform_non_affine(self, points):
- return points
-
 def get_affine(self):
 return self
+ inverted = get_affine
 
- def inverted(self):
- return self
-
 
 class BlendedGenericTransform(Transform):
 input_dims = 2
@@ -857,14 +866,12 @@
 y_points = y.transform(points[:, 1])
 y_points = y_points.reshape((len(y_points), 1))
 
- return ma.concatenate((x_points, y_points), 1)
-
+ return npy.concatenate((x_points, y_points), 1)
+ transform_non_affine = transform
+ 
 def transform_affine(self, points):
 return points
 
- def transform_non_affine(self, points):
- return self.transform(points)
- 
 def get_affine(self):
 return IdentityTransform()
 
@@ -892,9 +899,10 @@
 return "BlendedAffine1D(%s,%s)" % (self._x, self._y)
 __str__ = __repr__
 
- def _do_invalidation(self, which_child, affine_only):
+ def _do_invalidation(self, affine_only):
+ result = self._mtx is None
 self._mtx = None
- Affine2DBase._do_invalidation(self, which_child, affine_only)
+ self._inverted = None
 
 def get_matrix(self):
 if self._mtx is None:
@@ -928,9 +936,11 @@
 return "BlendedAffine2D(%s,%s)" % (self._x, self._y)
 __str__ = __repr__
 
- def _do_invalidation(self, which_child, affine_only):
+ def _do_invalidation(self, affine_only):
+ result = self._mtx is None
 self._mtx = None
- Affine2DBase._do_invalidation(self, which_child, affine_only)
+ self._inverted = None
+ return result
 
 def get_matrix(self):
 if self._mtx is None:
@@ -985,7 +995,7 @@
 return self._b.transform_non_affine(self._a.transform_non_affine(points))
 
 def get_affine(self):
- return self._a.get_affine() + self._b.get_affine()
+ return CompositeAffine2D(self._a.get_affine(), self._b.get_affine())
 
 def inverted(self):
 return CompositeGenericTransform(self._b.inverted(), self._a.inverted())
@@ -1009,9 +1019,11 @@
 return "CompositeAffine2D(%s, %s)" % (self._a, self._b)
 __str__ = __repr__
 
- def _do_invalidation(self, which_child, affine_only):
+ def _do_invalidation(self, affine_only):
+ result = self._mtx is None
 self._mtx = None
- Affine2DBase._do_invalidation(self, which_child, affine_only)
+ self._inverted = None
+ return result
 
 def get_matrix(self):
 if self._mtx is None:
@@ -1117,10 +1129,12 @@
 return "BboxTransform(%s, %s)" % (self._boxin, self._boxout)
 __str__ = __repr__
 
- def _do_invalidation(self, which_child, affine_only):
+ def _do_invalidation(self, affine_only):
+ result = self._mtx is None
 self._mtx = None
- Affine2DBase._do_invalidation(self, which_child, affine_only)
-
+ self._inverted = None
+ return result
+ 
 def is_separable(self):
 return True
 
@@ -1148,21 +1162,19 @@
 
 self._path = path
 self._transform = transform
- self.set_children(['_transform'])
 self._transformed_path = None
+ self._last_id = transform.get_id()
 
- def _do_invalidation(self, which_child, affine_only):
- if not (affine_only[0].is_affine() or affine_only[0].is_bbox()):
- self._transformed_path = None
- 
 def get_path_and_affine(self):
- if self._transformed_path is None:
+ if (self._transformed_path is None or
+ self._last_id != self._transform.get_id()):
 vertices = self._transform.transform_non_affine(self._path.vertices)
 self._transformed_path = Path(vertices, self._path.codes)
 return self._transformed_path, self._transform.get_affine()
 
 def get_path(self):
- if self._transformed_path is None:
+ if (self._transformed_path is None or
+ self._last_id != self._transform.get_id()):
 vertices = self._tranform.transform_non_affine(self._path.vertices)
 self._transformed_path = Path(vertices, self._path.codes)
 vertices = self._transform.transform_affine(self._transformed_path.vertices)
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Revision: 3889
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3889&view=rev
Author: mdboom
Date: 2007年09月25日 10:04:51 -0700 (2007年9月25日)
Log Message:
-----------
Automaticall separate affine from non-affine transforms
Modified Paths:
--------------
 branches/transforms/lib/matplotlib/axes.py
 branches/transforms/lib/matplotlib/axis.py
 branches/transforms/lib/matplotlib/backends/backend_agg.py
 branches/transforms/lib/matplotlib/lines.py
 branches/transforms/lib/matplotlib/path.py
 branches/transforms/lib/matplotlib/scale.py
 branches/transforms/lib/matplotlib/ticker.py
 branches/transforms/lib/matplotlib/transforms.py
Modified: branches/transforms/lib/matplotlib/axes.py
===================================================================
--- branches/transforms/lib/matplotlib/axes.py	2007年09月25日 12:15:22 UTC (rev 3888)
+++ branches/transforms/lib/matplotlib/axes.py	2007年09月25日 17:04:51 UTC (rev 3889)
@@ -545,7 +545,7 @@
 "move this out of __init__ because non-separable axes don't use it"
 self.xaxis = maxis.XAxis(self)
 self.yaxis = maxis.YAxis(self)
- self._update_transAxisXY()
+ self._update_transScale()
 
 def sharex_foreign(self, axforeign):
 """
@@ -631,12 +631,28 @@
 self.viewLim = mtransforms.Bbox.unit()
 self.transAxes = mtransforms.BboxTransform(
 mtransforms.Bbox.unit(), self.bbox)
- self.transAxisXY = mtransforms.TransformWrapper()
- self.transData = self.transAxisXY + self.transAxes
 
- def _update_transAxisXY(self):
- self.transAxisXY.set(mtransforms.blended_transform_factory(
+ # Transforms the x and y axis separately by a scale factor
+ # It is assumed that this part will have non-linear components
+ self.transScale = mtransforms.TransformWrapper(mtransforms.IdentityTransform())
+
+ # A (possibly non-linear) projection on the (already scaled) data
+ self.transProjection = mtransforms.IdentityTransform()
+
+ # An affine transformation on the data, generally to limit the
+ # range of the axes
+ self.transLimits = mtransforms.BboxTransform(
+ mtransforms.TransformedBbox(self.viewLim, self.transScale), mtransforms.Bbox.unit())
+ 
+ self.transData = self.transScale + self.transProjection + self.transLimits + self.transAxes
+
+
+ def _update_transScale(self):
+ self.transScale.set(
+ mtransforms.blended_transform_factory(
 self.xaxis.get_transform(), self.yaxis.get_transform()))
+
+ self.transData.make_graphviz(open("trans.dot", "w"))
 
 def get_position(self, original=False):
 'Return the axes rectangle left, bottom, width, height'
@@ -1537,7 +1553,7 @@
 ACCEPTS: ['log' | 'linear' ]
 """
 self.xaxis.set_scale(value, **kwargs)
- self._update_transAxisXY()
+ self._update_transScale()
 
 def get_xticks(self):
 'Return the x ticks as a list of locations'
@@ -1647,7 +1663,7 @@
 ACCEPTS: ['log' | 'linear']
 """
 self.yaxis.set_scale(value, basey, subsy)
- self._update_transAxisXY()
+ self._update_transScale()
 
 def get_yticks(self):
 'Return the y ticks as a list of locations'
Modified: branches/transforms/lib/matplotlib/axis.py
===================================================================
--- branches/transforms/lib/matplotlib/axis.py	2007年09月25日 12:15:22 UTC (rev 3888)
+++ branches/transforms/lib/matplotlib/axis.py	2007年09月25日 17:04:51 UTC (rev 3889)
@@ -508,16 +508,15 @@
 self.majorTicks = []
 self.minorTicks = []
 self.pickradius = pickradius
- self._transform = LinearScale(self.axes.viewLim, self.axis).get_transform()
- self._scale = 'linear'
+ self._scale = LinearScale()
 
 self.cla()
 
 def get_transform(self):
- return self._transform
-
+ return self._scale.get_transform()
+ 
 def get_scale(self):
- return self._scale
+ return self._scale.name
 
 def set_scale(self, value, base=10, subs=None):
 # MGDTODO: Move these settings (ticker etc.) into the scale class itself
@@ -528,17 +527,16 @@
 self.set_major_formatter(ScalarFormatter())
 self.set_minor_locator(NullLocator())
 self.set_minor_formatter(NullFormatter())
- self._transform = LinearScale(self.axes.viewLim, self.axis).get_transform()
+ self._scale = LinearScale()
 elif value == 'log':
 self.set_major_locator(LogLocator(base))
 self.set_major_formatter(LogFormatterMathtext(base))
 self.set_minor_locator(LogLocator(base,subs))
 # MGDTODO: Pass base along
- self._transform = LogScale(self.axes.viewLim, self.axis).get_transform()
+ self._scale = LogScale()
 miny, maxy = getattr(self.axes.viewLim, 'interval' + self.axis)
 if min(miny, maxy)<=0:
 self.axes.autoscale_view()
- self._scale = value
 
 def get_children(self):
 children = [self.label]
Modified: branches/transforms/lib/matplotlib/backends/backend_agg.py
===================================================================
--- branches/transforms/lib/matplotlib/backends/backend_agg.py	2007年09月25日 12:15:22 UTC (rev 3888)
+++ branches/transforms/lib/matplotlib/backends/backend_agg.py	2007年09月25日 17:04:51 UTC (rev 3889)
@@ -132,14 +132,14 @@
 
 # MGDTODO: This is a hack for now to allow for arbitrary transformations
 def draw_path(self, gc, path, trans, rgbFace=None):
- new_path, affine = path.transformed_without_affine(trans)
- self._renderer.draw_path(gc, new_path, affine, rgbFace)
+ assert trans.is_affine()
+ self._renderer.draw_path(gc, path, trans, rgbFace)
 
 # MGDTODO: This is a hack for now to allow for arbitrary transformations
 def draw_markers(self, gc, marker_path, marker_trans, path, trans, rgbFace=None):
 assert marker_trans.is_affine()
- new_path, affine = path.transformed_without_affine(trans)
- self._renderer.draw_markers(gc, marker_path, marker_trans, new_path, affine, rgbFace)
+ assert trans.is_affine()
+ self._renderer.draw_markers(gc, marker_path, marker_trans, path, trans, rgbFace)
 
 def draw_mathtext(self, gc, x, y, s, prop, angle):
 """
Modified: branches/transforms/lib/matplotlib/lines.py
===================================================================
--- branches/transforms/lib/matplotlib/lines.py	2007年09月25日 12:15:22 UTC (rev 3888)
+++ branches/transforms/lib/matplotlib/lines.py	2007年09月25日 17:04:51 UTC (rev 3889)
@@ -17,7 +17,7 @@
 from cbook import iterable, is_string_like, is_numlike
 from colors import colorConverter
 from path import Path
-from transforms import Affine2D, Bbox
+from transforms import Affine2D, Bbox, TransformedPath
 
 from matplotlib import rcParams
 
@@ -416,8 +416,18 @@
 self._logcache = None
 # Masked arrays are now handled by the Path class itself
 self._path = Path(self._xy, closed=False)
+ self._transformed_path = TransformedPath(self._path, self.get_transform())
 # MGDTODO: If _draw_steps is removed, remove the following line also
 self._step_path = None
+
+ def set_transform(self, t):
+ """
+ set the Transformation instance used by this artist
+
+ ACCEPTS: a matplotlib.transform transformation instance
+ """
+ Artist.set_transform(self, t)
+ self._transformed_path = TransformedPath(self._path, self.get_transform())
 
 def _is_sorted(self, x):
 "return true if x is sorted"
@@ -486,10 +496,10 @@
 
 funcname = self._lineStyles.get(self._linestyle, '_draw_nothing')
 lineFunc = getattr(self, funcname)
- lineFunc(renderer, gc, self._path)
+ lineFunc(renderer, gc, *self._transformed_path.get_path_and_affine())
 	 
 	# MGDTODO: Deal with markers
- if self._marker is not None:
+ if self._marker is not None and False:
 gc = renderer.new_gc()
 self._set_gc_clip(gc)
 gc.set_foreground(self.get_markeredgecolor())
@@ -678,7 +688,7 @@
 self.set_linestyle('--')
 self._dashSeq = seq # TODO: offset ignored for now
 
- def _draw_nothing(self, renderer, gc, path):
+ def _draw_nothing(self, *args, **kwargs):
 pass
 
 
@@ -704,191 +714,191 @@
 	renderer.draw_path(gc, self._step_path, self.get_transform())
 
 
- def _draw_solid(self, renderer, gc, path):
+ def _draw_solid(self, renderer, gc, path, trans):
 gc.set_linestyle('solid')
-	renderer.draw_path(gc, path, self.get_transform())
+	renderer.draw_path(gc, path, trans)
 
 
- def _draw_dashed(self, renderer, gc, path):
+ def _draw_dashed(self, renderer, gc, path, trans):
 gc.set_linestyle('dashed')
 if self._dashSeq is not None:
 gc.set_dashes(0, self._dashSeq)
 
-	renderer.draw_path(gc, path, self.get_transform())
+	renderer.draw_path(gc, path, trans)
 
 
- def _draw_dash_dot(self, renderer, gc, path):
+ def _draw_dash_dot(self, renderer, gc, path, trans):
 gc.set_linestyle('dashdot')
-	renderer.draw_path(gc, path, self.get_transform())
+	renderer.draw_path(gc, path, trans)
 
 	 
- def _draw_dotted(self, renderer, gc, path):
+ def _draw_dotted(self, renderer, gc, path, trans):
 gc.set_linestyle('dotted')
-	renderer.draw_path(gc, path, self.get_transform())
+	renderer.draw_path(gc, path, trans)
 
 	
- def _draw_point(self, renderer, gc, path):
+ def _draw_point(self, renderer, gc, path, path_trans):
 w = renderer.points_to_pixels(self._markersize) * \
 	 self._point_size_reduction * 0.5
 rgbFace = self._get_rgb_face()
 	transform = Affine2D().scale(w)
 	renderer.draw_markers(
-	 gc, Path.unit_circle(), transform, path, self.get_transform(),
+	 gc, Path.unit_circle(), transform, path, path_trans,
 	 rgbFace)
 
 	
- def _draw_pixel(self, renderer, gc, path):
+ def _draw_pixel(self, renderer, gc, path, path_trans):
 	rgbFace = self._get_rgb_face()
 	transform = Affine2D().translate(-0.5, -0.5)
 	renderer.draw_markers(gc, Path.unit_rectangle, transform,
-			 path, self.get_transform(), rgbFace)
+			 path, path_trans, rgbFace)
 	
 	
- def _draw_circle(self, renderer, gc, path):
+ def _draw_circle(self, renderer, gc, path, path_trans):
 w = renderer.points_to_pixels(self._markersize) * 0.5
 rgbFace = self._get_rgb_face()
 	transform = Affine2D().scale(w, w)
 	renderer.draw_markers(
-	 gc, Path.unit_circle(), transform, path, self.get_transform(),
+	 gc, Path.unit_circle(), transform, path, path_trans,
 	 rgbFace)
 
 
 _triangle_path = Path([[0.0, 1.0], [-1.0, -1.0], [1.0, -1.0]])
- def _draw_triangle_up(self, renderer, gc, path):
+ def _draw_triangle_up(self, renderer, gc, path, path_trans):
 offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset, offset)
 rgbFace = self._get_rgb_face()
 	renderer.draw_markers(gc, self._triangle_path, transform,
-			 path, self.get_transform(), rgbFace)
+			 path, path_trans, rgbFace)
 
 
- def _draw_triangle_down(self, renderer, gc, path):
+ def _draw_triangle_down(self, renderer, gc, path, path_trans):
 offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset, -offset)
 rgbFace = self._get_rgb_face()
 	renderer.draw_markers(gc, self._triangle_path, transform,
-			 path, self.get_transform(), rgbFace)
+			 path, path_trans, rgbFace)
 
 	
- def _draw_triangle_left(self, renderer, gc, path):
+ def _draw_triangle_left(self, renderer, gc, path, path_trans):
 offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset, offset).rotate_deg(90)
 rgbFace = self._get_rgb_face()
 	renderer.draw_markers(gc, self._triangle_path, transform,
-			 path, self.get_transform(), rgbFace)
+			 path, path_trans, rgbFace)
 
 
- def _draw_triangle_right(self, renderer, gc, path):
+ def _draw_triangle_right(self, renderer, gc, path, path_trans):
 offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset, offset).rotate_deg(-90)
 rgbFace = self._get_rgb_face()
 	renderer.draw_markers(gc, self._triangle_path, transform,
-			 path, self.get_transform(), rgbFace)
+			 path, path_trans, rgbFace)
 
 
- def _draw_square(self, renderer, gc, path):
+ def _draw_square(self, renderer, gc, path, path_trans):
 side = renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().translate(-0.5, -0.5).scale(side)
 rgbFace = self._get_rgb_face()
 	renderer.draw_markers(gc, Path.unit_rectangle(), transform,
-			 path, self.get_transform(), rgbFace)
+			 path, path_trans, rgbFace)
 
 	
- def _draw_diamond(self, renderer, gc, path):
+ def _draw_diamond(self, renderer, gc, path, path_trans):
 side = renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().translate(0.5, 0.5).rotate_deg(45).scale(side)
 rgbFace = self._get_rgb_face()
 	renderer.draw_markers(gc, Path.unit_rectangle(), transform,
-			 path, self.get_transform(), rgbFace)
+			 path, path_trans, rgbFace)
 
 	
- def _draw_thin_diamond(self, renderer, gc, path):
+ def _draw_thin_diamond(self, renderer, gc, path, path_trans):
 offset = renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().translate(0.5, 0.5) \
 	 .rotate_deg(45).scale(offset * 0.8, offset)
 rgbFace = self._get_rgb_face()
 	renderer.draw_markers(gc, Path.unit_rectangle(), transform,
-			 path, self.get_transform(), rgbFace)
+			 path, path_trans, rgbFace)
 
 	
- def _draw_pentagon(self, renderer, gc, path):
+ def _draw_pentagon(self, renderer, gc, path, path_trans):
 offset = 0.5 * renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset)
 	rgbFace = self._get_rgb_face()
 	renderer.draw_markers(gc, Path.unit_regular_polygon(5), transform,
-			 path, self.get_transform(), rgbFace)
+			 path, path_trans, rgbFace)
 
 	
- def _draw_hexagon1(self, renderer, gc, path):
+ def _draw_hexagon1(self, renderer, gc, path, path_trans):
 offset = 0.5 * renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset)
 	rgbFace = self._get_rgb_face()
 	renderer.draw_markers(gc, Path.unit_regular_polygon(6), transform,
-			 path, self.get_transform(), rgbFace)
+			 path, path_trans, rgbFace)
 
 	
- def _draw_hexagon2(self, renderer, gc, path):
+ def _draw_hexagon2(self, renderer, gc, path, path_trans):
 offset = 0.5 * renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset).rotate_deg(30)
 	rgbFace = self._get_rgb_face()
 	renderer.draw_markers(gc, Path.unit_regular_polygon(6), transform,
-			 path, self.get_transform(), rgbFace)
+			 path, path_trans, rgbFace)
 
 
 _line_marker_path = Path([[0.0, -1.0], [0.0, 1.0]], closed=False)
- def _draw_vline(self, renderer, gc, path):
+ def _draw_vline(self, renderer, gc, path, path_trans):
 offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset)
 	renderer.draw_markers(gc, self._line_marker_path, transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 		
- def _draw_hline(self, renderer, gc, path):
+ def _draw_hline(self, renderer, gc, path, path_trans):
 offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset).rotate_deg(90)
 	renderer.draw_markers(gc, self._line_marker_path, transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 		
 _tickhoriz_path = Path([[0.0, 0.5], [1.0, 0.5]], closed=False)
- def _draw_tickleft(self, renderer, gc, path):
+ def _draw_tickleft(self, renderer, gc, path, path_trans):
 offset = renderer.points_to_pixels(self._markersize)
 	marker_transform = Affine2D().scale(-offset, 1.0)
 	renderer.draw_markers(gc, self._tickhoriz_path, marker_transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 	
- def _draw_tickright(self, renderer, gc, path):
+ def _draw_tickright(self, renderer, gc, path, path_trans):
 offset = renderer.points_to_pixels(self._markersize)
 	marker_transform = Affine2D().scale(offset, 1.0)
 	renderer.draw_markers(gc, self._tickhoriz_path, marker_transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 	
 _tickvert_path = Path([[-0.5, 0.0], [-0.5, 1.0]], closed=False)
- def _draw_tickup(self, renderer, gc, path):
+ def _draw_tickup(self, renderer, gc, path, path_trans):
 offset = renderer.points_to_pixels(self._markersize)
 	marker_transform = Affine2D().scale(1.0, offset)
 	renderer.draw_markers(gc, self._tickvert_path, marker_transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 	
- def _draw_tickdown(self, renderer, gc, path):
+ def _draw_tickdown(self, renderer, gc, path, path_trans):
 offset = renderer.points_to_pixels(self._markersize)
 	marker_transform = Affine2D().scale(1.0, -offset)
 	renderer.draw_markers(gc, self._tickvert_path, marker_transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 
 _plus_path = Path([[-1.0, 0.0], [1.0, 0.0],
 		 [0.0, -1.0], [0.0, 1.0]],
 		 [Path.MOVETO, Path.LINETO,
 		 Path.MOVETO, Path.LINETO])
- def _draw_plus(self, renderer, gc, path):
+ def _draw_plus(self, renderer, gc, path, path_trans):
 offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset)
 	renderer.draw_markers(gc, self._plus_path, transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 
 _tri_path = Path([[0.0, 0.0], [0.0, -1.0],
@@ -897,61 +907,61 @@
 		 [Path.MOVETO, Path.LINETO,
 		 Path.MOVETO, Path.LINETO,
 		 Path.MOVETO, Path.LINETO])
- def _draw_tri_down(self, renderer, gc, path):
+ def _draw_tri_down(self, renderer, gc, path, path_trans):
 offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset)
 	renderer.draw_markers(gc, self._tri_path, transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 	
- def _draw_tri_up(self, renderer, gc, path):
+ def _draw_tri_up(self, renderer, gc, path, path_trans):
 offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset).rotate_deg(180)
 	renderer.draw_markers(gc, self._tri_path, transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 	
- def _draw_tri_left(self, renderer, gc, path):
+ def _draw_tri_left(self, renderer, gc, path, path_trans):
 	offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset).rotate_deg(90)
 	renderer.draw_markers(gc, self._tri_path, transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 	
- def _draw_tri_right(self, renderer, gc, path):
+ def _draw_tri_right(self, renderer, gc, path, path_trans):
 	offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset).rotate_deg(270)
 	renderer.draw_markers(gc, self._tri_path, transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 
 _caret_path = Path([[-1.0, 1.5], [0.0, 0.0], [1.0, 1.5]], closed=False)
- def _draw_caretdown(self, renderer, gc, path):
+ def _draw_caretdown(self, renderer, gc, path, path_trans):
 offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset)
 	renderer.draw_markers(gc, self._caret_path, transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 	
- def _draw_caretup(self, renderer, gc, path):
+ def _draw_caretup(self, renderer, gc, path, path_trans):
 offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset).rotate_deg(180)
 	renderer.draw_markers(gc, self._caret_path, transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 	
- def _draw_caretleft(self, renderer, gc, path):
+ def _draw_caretleft(self, renderer, gc, path, path_trans):
 offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset).rotate_deg(90)
 	renderer.draw_markers(gc, self._caret_path, transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 	
- def _draw_caretright(self, renderer, gc, path):
+ def _draw_caretright(self, renderer, gc, path, path_trans):
 offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset).rotate_deg(270)
 	renderer.draw_markers(gc, self._caret_path, transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 
 _x_path = Path([[-1.0, -1.0], [1.0, 1.0],
@@ -962,7 +972,7 @@
 offset = 0.5*renderer.points_to_pixels(self._markersize)
 	transform = Affine2D().scale(offset)
 	renderer.draw_markers(gc, self._x_path, transform,
-			 path, self.get_transform())
+			 path, path_trans)
 
 	
 def update_from(self, other):
Modified: branches/transforms/lib/matplotlib/path.py
===================================================================
--- branches/transforms/lib/matplotlib/path.py	2007年09月25日 12:15:22 UTC (rev 3888)
+++ branches/transforms/lib/matplotlib/path.py	2007年09月25日 17:04:51 UTC (rev 3889)
@@ -88,10 +88,6 @@
 
 def transformed(self, transform):
 return Path(transform.transform(self.vertices), self.codes)
-
- def transformed_without_affine(self, transform):
- vertices, affine = transform.transform_without_affine(self.vertices)
- return Path(vertices, self.codes), affine
 
 _unit_rectangle = None
 #@classmethod
@@ -152,6 +148,3 @@
 	 cls._unit_circle = Path(vertices, codes)
 	return cls._unit_circle
 unit_circle = classmethod(unit_circle)
-
-# MGDTODO: Add a transformed path that would automatically invalidate
-# itself when its transform changes
Modified: branches/transforms/lib/matplotlib/scale.py
===================================================================
--- branches/transforms/lib/matplotlib/scale.py	2007年09月25日 12:15:22 UTC (rev 3888)
+++ branches/transforms/lib/matplotlib/scale.py	2007年09月25日 17:04:51 UTC (rev 3889)
@@ -1,66 +1,54 @@
 import numpy as npy
 from numpy import ma
+from numpy.linalg import inv
 
-from transforms import Affine1D, IntervalTransform, Transform
+from transforms import Affine1DBase, IntervalTransform, Transform, \
+ composite_transform_factory, IdentityTransform
 
 class ScaleBase(object):
 pass
 
 class LinearScale(ScaleBase):
- def __init__(self, viewLim, direction):
- direction = 'interval' + direction
- self._transform = IntervalTransform(viewLim, direction)
-
 def get_transform(self):
- return self._transform
+ return IdentityTransform()
 
 class LogScale(ScaleBase):
 class LogTransform(Transform):
 input_dims = 1
 output_dims = 1
- def __init__(self, viewLim, direction, base):
+ def __init__(self, base):
 Transform.__init__(self)
 self._base = base
- self._viewLim = viewLim
- self._direction = direction
- self.set_children(['_viewLim'])
 
+ def is_separable(self):
+ return True
+ 
 def transform(self, a):
- a, affine = self.transform_without_affine(a)
- return affine.transform(a)
+ if len(a) > 10:
+ print "Log Transforming..."
+ return ma.log10(ma.masked_where(a <= 0.0, a * 10.0))
 
- def transform_without_affine(self, a):
- # MGDTODO: Support different bases
- base = self._base
- marray = ma.masked_where(a <= 0.0, a * 10.0)
- marray = npy.log10(marray)
- minimum, maximum = npy.log10(getattr(self._viewLim, self._direction) * 10.0)
- return marray, Affine1D.from_values(maximum - minimum, minimum).inverted()
- 
 def inverted(self):
- return LogScale.InvertedLogTransform(self._viewLim, self._direction, self._base)
+ return LogScale.InvertedLogTransform(self._base)
 
 class InvertedLogTransform(Transform):
 input_dims = 1
 output_dims = 1
- def __init__(self, viewLim, direction, base):
+ def __init__(self, base):
 Transform.__init__(self)
 self._base = base
- self._viewLim = viewLim
- self._direction = direction
- self.set_children(['_viewLim'])
+
+ def is_separable(self):
+ return True
 
 def transform(self, a):
- minimum, maximum = npy.log10(getattr(self._viewLim, self._direction) * 10.0)
- a = Affine1D.from_values(maximum - minimum, minimum).transform(a)
 return ma.power(10.0, a) / 10.0
 
 def inverted(self):
- return LogScale.LogTransform(self._viewLim, self._direction, self._base)
+ return LogScale.LogTransform(self._base)
 
- def __init__(self, viewLim, direction, base=10):
- direction = 'interval' + direction
- self._transform = self.LogTransform(viewLim, direction, base)
+ def __init__(self, base=10):
+ self._transform = self.LogTransform(base)
 
 def get_transform(self):
 return self._transform
Modified: branches/transforms/lib/matplotlib/ticker.py
===================================================================
--- branches/transforms/lib/matplotlib/ticker.py	2007年09月25日 12:15:22 UTC (rev 3888)
+++ branches/transforms/lib/matplotlib/ticker.py	2007年09月25日 17:04:51 UTC (rev 3889)
@@ -937,9 +937,7 @@
 if vmin==vmax:
 vmin = decade_down(vmin,self._base)
 vmax = decade_up(vmax,self._base)
- print vmin, vmax
 result = mtransforms.nonsingular(vmin, vmax)
- print result
 return result
 
 class AutoLocator(MaxNLocator):
Modified: branches/transforms/lib/matplotlib/transforms.py
===================================================================
--- branches/transforms/lib/matplotlib/transforms.py	2007年09月25日 12:15:22 UTC (rev 3888)
+++ branches/transforms/lib/matplotlib/transforms.py	2007年09月25日 17:04:51 UTC (rev 3889)
@@ -8,7 +8,10 @@
 from numpy import ma as ma
 from numpy.linalg import inv
 from sets import Set
+from weakref import WeakKeyDictionary
 
+from path import Path
+
 DEBUG = False
 
 # MGDTODO: This creates a ton of cyclical references. We may want to
@@ -22,45 +25,54 @@
 self._parents = Set()
 self._children = []
 
- def invalidate(self):
- self._do_invalidation()
+ def invalidate(self, which_child=None, affine_only=[]):
+ if which_child is None:
+ which_child = self
+ self._do_invalidation(which_child, affine_only)
+ # affine_only = affine_only and (self.is_affine() or self.is_bbox())
 for parent in self._parents:
- parent.invalidate()
+ parent.invalidate(self, affine_only + [self])
 
- def _do_invalidation(self):
- return False
-
+ def _do_invalidation(self, which_child, affine_only):
+ pass
+ 
 def set_children(self, children):
 for child in children:
 getattr(self, child)._parents.add(self)
 self._children = children
 
 def make_graphviz(self, fobj):
+ seen = Set()
+
 def recurse(root):
+ if root in seen:
+ return
+ seen.add(root)
 fobj.write('%s [label="%s"];\n' %
 (hash(root), root.__class__.__name__))
- if isinstance(root, Affine2DBase):
+ if root.is_affine():
 fobj.write('%s [style=filled, color=".7 .7 .9"];\n' %
 hash(root))
- elif isinstance(root, BboxBase):
+ elif root.is_bbox():
 fobj.write('%s [style=filled, color=".9 .9 .7"];\n' %
 hash(root))
 for child_name in root._children:
 child = getattr(root, child_name)
- fobj.write("%s -> %s;\n" % (
+ fobj.write('%s -> %s [label="%s"];\n' % (
 hash(root),
- hash(child)))
+ hash(child),
+ child_name))
 recurse(child)
- 
+
 fobj.write("digraph G {\n")
 recurse(self)
 fobj.write("}\n")
 
 def is_affine(self):
- return isinstance(self, Affine2DBase)
+ return False
 
 def is_bbox(self):
- return isinstance(self, BboxBase)
+ return False
 
 
 class BboxBase(TransformNode):
@@ -70,7 +82,10 @@
 
 def __init__(self):
 TransformNode.__init__(self)
- 
+
+ def is_bbox(self):
+ return True
+ 
 def __array__(self):
 return self.get_points()
 
@@ -125,63 +140,81 @@
 height = property(_get_height)
 
 def _get_bounds(self):
- return (self.xmin, self.ymin,
- self.xmax - self.xmin, self.ymax - self.ymin)
+ ((xmin, ymin), (xmax, ymax)) = self.get_points()
+ return (xmin, ymin, xmax - xmin, ymax - ymin)
 bounds = property(_get_bounds)
 
+ def _get_lbrt(self):
+ return self.get_points().flatten().copy()
+ lbrt = property(_get_lbrt)
+ 
 def get_points(self):
 return NotImplementedError()
-
+ 
 # MGDTODO: Optimize
 def containsx(self, x):
- return x >= self.xmin and x <= self.xmax
+ xmin, xmax = self.intervalx
+ return x >= xmin and x <= xmax
 
 def containsy(self, y):
- return y >= self.ymin and y <= self.ymax
+ ymin, ymax = self.intervaly
+ return y >= ymin and y <= ymax
 
 def contains(self, x, y):
 return self.containsx(x) and self.containsy(y)
 
 def overlapsx(self, other):
- return self.containsx(other.xmin) \
- or self.containsx(other.xmax)
+ xmin, xmax = other.intervalx
+ return self.containsx(xmin) \
+ or self.containsx(xmax)
 
 def overlapsy(self, other):
- return self.containsy(other.ymin) \
- or self.containsx(other.ymax)
+ ymin, ymax = other.intervaly
+ return self.containsy(ymin) \
+ or self.containsx(ymax)
 
 def overlaps(self, other):
 return self.overlapsx(other) \
 and self.overlapsy(other)
 
 def fully_containsx(self, x):
- return x > self.xmin and x < self.xmax
+ xmin, xmax = self.intervalx
+ return x > xmin and x < xmax
 
 def fully_containsy(self, y):
- return y > self.ymin and y < self.ymax
+ ymin, ymax = self.intervaly
+ return y > ymin and y < ymax
 
 def fully_contains(self, x, y):
 return self.fully_containsx(x) \
 and self.fully_containsy(y)
 
 def fully_overlapsx(self, other):
- return self.fully_containsx(other.xmin) \
- or self.fully_containsx(other.xmax)
+ xmin, xmax = other.intervalx
+ return self.fully_containsx(xmin) \
+ or self.fully_containsx(xmax)
 
 def fully_overlapsy(self, other):
- return self.fully_containsy(other.ymin) \
- or self.fully_containsx(other.ymax)
+ ymin, ymax = other.intervaly
+ return self.fully_containsy(ymin) \
+ or self.fully_containsx(ymax)
 
 def fully_overlaps(self, other):
 return self.fully_overlapsx(other) and \
 self.fully_overlapsy(other)
 
+ def transformed(self, transform):
+ return Bbox(transform.transform(self.get_points()))
+
+ def inverse_transformed(self, transform):
+ return Bbox(transform.inverted().transform(self.get_points()))
 
+ 
 class Bbox(BboxBase):
 def __init__(self, points):
 BboxBase.__init__(self)
 self._points = npy.asarray(points, npy.float_)
- 
+
 #@staticmethod
 def unit():
 return Bbox.from_lbrt(0., 0., 1., 1.)
@@ -198,12 +231,6 @@
 return Bbox(points)
 from_lbrt = staticmethod(from_lbrt)
 
- def __cmp__(self, other):
- # MGDTODO: Totally suboptimal
- if isinstance(other, Bbox) and (self._points == other._points).all():
- return 0
- return -1
-
 def __repr__(self):
 return 'Bbox(%s)' % repr(self._points)
 __str__ = __repr__
@@ -219,8 +246,7 @@
 		 [max(x.max(), self.xmax), max(y.max(), self.ymax)]],
 		 npy.float_)
 self.invalidate()
-
- # MGDTODO: Probably a more efficient ways to do this...
+ 
 def _set_xmin(self, val):
 self._points[0, 0] = val
 self.invalidate()
@@ -278,12 +304,6 @@
 self._points = other.get_points()
 self.invalidate()
 
- def transformed(self, transform):
- return Bbox(transform.transform(self._points))
-
- def inverse_transformed(self, transform):
- return Bbox(transform.inverted().transform(self._points))
- 
 def expanded(self, sw, sh):
 width = self.width
 height = self.height
@@ -324,6 +344,8 @@
 def __init__(self, bbox, transform):
 assert bbox.is_bbox()
 assert isinstance(transform, Transform)
+ assert transform.input_dims == 2
+ assert transform.output_dims == 2
 
 BboxBase.__init__(self)
 self.bbox = bbox
@@ -335,7 +357,7 @@
 return "TransformedBbox(%s, %s)" % (self.bbox, self.transform)
 __str__ = __repr__
 
- def _do_invalidation(self):
+ def _do_invalidation(self, which_child, affine_only):
 self._points = None
 
 def get_points(self):
@@ -347,13 +369,10 @@
 class Transform(TransformNode):
 def __init__(self):
 TransformNode.__init__(self)
- 
- def transform(self, points):
- raise NotImplementedError()
 
- def transform_without_affine(self, points):
- return self.transform(points), IDENTITY
- 
+ def is_separable(self):
+ return False
+ 
 def __add__(self, other):
 if isinstance(other, Transform):
 return composite_transform_factory(self, other)
@@ -366,39 +385,69 @@
 raise TypeError(
 "Can not add Transform to object of type '%s'" % type(other))
 
+ def transform(self, points):
+ raise NotImplementedError
+
+ def transform_affine(self, points):
+ raise NotImplementedError
+
+ def transform_non_affine(self, points):
+ raise NotImplementedError
+
+ def get_affine(self):
+ raise NotImplementedError
+ 
 def transform_point(self, point):
 return self.transform(npy.asarray([point]))[0]
- 
+
 def has_inverse(self):
 raise NotImplementedError()
 
 def inverted(self):
 raise NotImplementedError()
 
- def is_separable(self):
- return False
 
+class TransformWrapper(Transform):
+ def __init__(self, child):
+ assert isinstance(child, Transform)
+ 
+ Transform.__init__(self)
+ self.input_dims = child.input_dims
+ self.output_dims = child.output_dims
+ self._child = child
+ self.set_children(['_child'])
 
-class TransformWrapper(Transform):
- input_dims = 2
- output_dims = 2
- 
+ def __repr__(self):
+ return "TransformWrapper(%r)" % self._child
+ __str__ = __repr__
+ 
 def set(self, child):
- self.child = child
- self.child._parents.add(self)
+ assert child.input_dims == self.input_dims
+ assert child.output_dims == self.output_dims
+ self._child = child
+ self.set_children(['_child'])
 self.invalidate()
+ 
+ def is_separable(self):
+ return self._child.is_separable()
 
+ def is_affine(self):
+ return self._child.is_affine()
+ 
 def transform(self, points):
- return self.child.transform(points)
+ return self._child.transform(points)
 
- def transform_without_affine(points):
- return self.child.transform_without_affine(points)
+ def transform_affine(self, points):
+ return self._child.transform_affine(points)
+
+ def transform_non_affine(self, points):
+ return self._child.transform_non_affine(points)
+
+ def get_affine(self):
+ return self._child.get_affine()
 
 def inverted(self):
- return self.child.inverted()
-
- def is_separable(self):
- return self.child.is_separable()
+ return self._child.inverted()
 
 
 class AffineBase(Transform):
@@ -406,10 +455,13 @@
 Transform.__init__(self)
 self._inverted = None
 
+ def is_affine(self):
+ return True
+ 
 def __array__(self, *args, **kwargs):
 	return self.get_matrix()
 	
- def _do_invalidation(self):
+ def _do_invalidation(self, which_child, affine_only):
 self._inverted = None
 
 #@staticmethod
@@ -425,10 +477,14 @@
 def get_matrix(self):
 raise NotImplementedError()
 
- def transform_without_affine(self, points):
- # MGDTODO: Should we copy the points here? I'd like to avoid it,
- # if possible
- return points, self
+ def transform_affine(self, points):
+ return self.transform(points)
+
+ def transform_non_affine(self, points):
+ return points
+
+ def get_affine(self):
+ return self
 
 
 class Affine1DBase(AffineBase):
@@ -437,13 +493,16 @@
 
 def __init__(self):
 AffineBase.__init__(self)
- 
+
+ def is_separable(self):
+ return True
+ 
 def __array__(self, *args, **kwargs):
 	return self.get_matrix()
-	
+
 def to_values(self):
 mtx = self.get_matrix()
- return tuple(mtx[0])
+ return mtx[0]
 
 #@staticmethod
 def matrix_from_values(a, b):
@@ -472,9 +531,6 @@
 points = ma.asarray(values, npy.float_)
 return points * mtx[0,0] + mtx[0,1]
 
- def is_separable(self):
- return True
-
 def inverted(self):
 if self._inverted is None:
 mtx = self.get_matrix()
@@ -551,9 +607,12 @@
 
 class IntervalTransform(Affine1DBase):
 def __init__(self, bbox, direction):
+ assert direction in ('x', 'y')
+ assert bbox.is_bbox()
+ 
 Affine1DBase.__init__(self)
 self._bbox = bbox
- self._direction = direction
+ self._direction = "interval" + direction
 self.set_children(['_bbox'])
 self._mtx = None
 
@@ -561,10 +620,9 @@
 return "IntervalTransform(%s)" % (getattr(self._bbox, self._direction))
 __str__ = __repr__
 
- def _do_invalidation(self):
- print "IntervalTransform.invalidation", self._bbox
+ def _do_invalidation(self, which_child, affine_only):
 self._mtx = None
- Affine1DBase._do_invalidation(self)
+ Affine1DBase._do_invalidation(self, which_child, affine_only)
 
 def get_matrix(self):
 if self._mtx is None:
@@ -581,6 +639,10 @@
 def __init__(self):
 AffineBase.__init__(self)
 
+ def is_separable(self):
+ mtx = self.get_matrix()
+ return mtx[0, 1] == 0.0 and mtx[1, 0] == 0.0
+ 
 def __array__(self, *args, **kwargs):
 	return self.get_matrix()
 
@@ -627,10 +689,6 @@
 mtx = self.get_matrix()
 self._inverted = Affine2D(inv(mtx))
 return self._inverted
- 
- def is_separable(self):
- mtx = self.get_matrix()
- return mtx[0, 1] == 0.0 and mtx[1, 0] == 0.0
 
 
 class Affine2D(Affine2DBase):
@@ -728,6 +786,10 @@
 """
 _mtx = npy.identity(3)
 
+ def __repr__(self):
+ return "IdentityTransform()"
+ __str__ = __repr__
+ 
 def __cmp__(self, other):
 if (isinstance(other, Affine2D) and
 (other == IDENTITY)):
@@ -735,34 +797,44 @@
 return -1
 
 def get_matrix(self):
- return _mtx
+ return self._mtx
 
 def transform(self, points):
 return points
 
- def transform_without_affine(self, points):
- return points, self
+ def transform_affine(self, points):
+ return points
 
+ def transform_non_affine(self, points):
+ return points
+
+ def get_affine(self):
+ return self
+ 
 def inverted(self):
 return self
+
 
-IDENTITY = Affine2D()
- 
 class BlendedGenericTransform(Transform):
 input_dims = 2
 output_dims = 2
 
 def __init__(self, x_transform, y_transform):
 	# Here we ask: "Does it blend?"
- # MGDTODO: Turn these checks back on
- # assert x_transform.is_separable()
- # assert y_transform.is_separable()
+ assert x_transform.is_separable()
+ assert y_transform.is_separable()
 
 Transform.__init__(self)
 self._x = x_transform
 self._y = y_transform
 self.set_children(['_x', '_y'])
 
+ def is_affine(self):
+ return self._x.is_affine() and self._y.is_affine()
+ 
+ def is_separable(self):
+ return True
+ 
 def __repr__(self):
 return "BlendedGenericTransform(%s,%s)" % (self._x, self._y)
 __str__ = __repr__
@@ -787,33 +859,17 @@
 
 return ma.concatenate((x_points, y_points), 1)
 
- def transform_without_affine(self, points):
- x = self._x
- y = self._y
- if x == y and x.input_dims == 2:
- return self._x.transform_without_affine(points)
-
- if x.input_dims == 2:
- x_points, x_affine = x.transform_without_affine(points)
- x_points = x_points[:, 0:1]
- else:
- x_points, x_affine = x.transform_without_affine(points[:, 0])
- x_points = x_points.reshape((len(x_points), 1))
- 
- if y.input_dims == 2:
- y_points, y_affine = y.transform_without_affine(points)
- y_points = y_points[:, 1:]
- else:
- y_points, y_affine = y.transform_without_affine(points[:, 1])
- y_points = y_points.reshape((len(y_points), 1))
-
- return ma.concatenate((x_points, y_points), 1), blended_transform_factory(x_affine, y_affine)
+ def transform_affine(self, points):
+ return points
+ 
+ def transform_non_affine(self, points):
+ return self.transform(points)
+ 
+ def get_affine(self):
+ return IdentityTransform()
 
 def inverted(self):
 return BlendedGenericTransform(self._x.inverted(), self._y.inverted())
- 
- def is_separable(self):
- return True
 
 
 class BlendedAffine1D(Affine2DBase, Transform):
@@ -829,17 +885,17 @@
 Affine2DBase.__init__(self)
 self._mtx = None
 
+ def is_separable(self):
+ return True
+ 
 def __repr__(self):
 return "BlendedAffine1D(%s,%s)" % (self._x, self._y)
 __str__ = __repr__
 
- def _do_invalidation(self):
+ def _do_invalidation(self, which_child, affine_only):
 self._mtx = None
- Affine2DBase._do_invalidation(self)
+ Affine2DBase._do_invalidation(self, which_child, affine_only)
 
- def is_separable(self):
- return True
-
 def get_matrix(self):
 if self._mtx is None:
 x_mtx = self._x.get_matrix()
@@ -854,9 +910,9 @@
 def __init__(self, x_transform, y_transform):
 assert x_transform.is_affine()
 assert y_transform.is_affine()
- # MGDTODO: Turn these checks back on
- # assert x_transform.is_separable()
- # assert y_transform.is_separable()
+ assert x_transform.is_separable()
+ assert y_transform.is_separable()
+
 Transform.__init__(self)
 self._x = x_transform
 self._y = y_transform
@@ -865,17 +921,17 @@
 Affine2DBase.__init__(self)
 self._mtx = None
 
+ def is_separable(self):
+ return True
+ 
 def __repr__(self):
 return "BlendedAffine2D(%s,%s)" % (self._x, self._y)
 __str__ = __repr__
 
- def _do_invalidation(self):
+ def _do_invalidation(self, which_child, affine_only):
 self._mtx = None
- Affine2DBase._do_invalidation(self)
+ Affine2DBase._do_invalidation(self, which_child, affine_only)
 
- def is_separable(self):
- return True
-
 def get_matrix(self):
 if self._mtx is None:
 if self._x == self._y:
@@ -909,8 +965,12 @@
 self._b = b
 self.set_children(['_a', '_b'])
 
- self.take_shortcut = b.is_affine()
-
+ def is_affine(self):
+ return self._a.is_affine() and self._b.is_affine()
+ 
+ def is_separable(self):
+ return self._a.is_separable() and self._b.is_separable()
+ 
 def __repr__(self):
 return "CompositeGenericTransform(%s, %s)" % (self._a, self._b)
 __str__ = __repr__
@@ -918,20 +978,24 @@
 def transform(self, points):
 return self._b.transform(self._a.transform(points))
 
- def transform_without_affine(self, points):
- if self.take_shortcut:
- return self._a.transform(points), self._b
- return self.transform(points), IDENTITY
+ def transform_affine(self, points):
+ return self._b.transform_affine(self._a.transform_affine(points))
+
+ def transform_non_affine(self, points):
+ return self._b.transform_non_affine(self._a.transform_non_affine(points))
+
+ def get_affine(self):
+ return self._a.get_affine() + self._b.get_affine()
 
 def inverted(self):
 return CompositeGenericTransform(self._b.inverted(), self._a.inverted())
- 
- def is_separable(self):
- return self._a.is_separable() and self._b.is_separable()
 
 
 class CompositeAffine2D(Affine2DBase):
 def __init__(self, a, b):
+ assert a.output_dims == b.input_dims
+ self.input_dims = a.input_dims
+ self.output_dims = b.output_dims
 assert a.is_affine()
 assert b.is_affine()
 
@@ -945,9 +1009,9 @@
 return "CompositeAffine2D(%s, %s)" % (self._a, self._b)
 __str__ = __repr__
 
- def _do_invalidation(self):
+ def _do_invalidation(self, which_child, affine_only):
 self._mtx = None
- Affine2DBase._do_invalidation(self)
+ Affine2DBase._do_invalidation(self, which_child, affine_only)
 
 def get_matrix(self):
 if self._mtx is None:
@@ -958,7 +1022,9 @@
 
 
 def composite_transform_factory(a, b):
- if a.is_affine() and b.is_affine():
+ if isinstance(a, BboxTransform) and isinstance(b, BboxTransform):
+ return BboxTransform(a._boxin, b._boxout)
+ if isinstance(a, AffineBase) and isinstance(b, AffineBase):
 return CompositeAffine2D(a, b)
 return CompositeGenericTransform(a, b)
 
@@ -972,33 +1038,6 @@
 return npy.log10(m)
 
 
-class TestLogTransform(Transform):
- input_dims = 1
- output_dims = 1
- def transform(self, a):
- marray = ma.masked_where(a <= 0.0, a * 10.0)
- return (npy.log10(marray) * 0.5) + 0.5
- 
- def inverted(self):
- return TestInvertLogTransform()
-
- def is_separable(self):
- return True
- 
-
-class TestInvertLogTransform(Transform):
- input_dims = 1
- output_dims = 1
- def transform(self, a):
- return ma.power(10, (a - 0.5) * 2.0) / 10.0
- 
- def inverted(self):
- return TestLogTransform()
-
- def is_separable(self):
- return True
-
-
 class TestPolarTransform(Transform):
 input_dims = 2
 output_dims = 2
@@ -1078,9 +1117,9 @@
 return "BboxTransform(%s, %s)" % (self._boxin, self._boxout)
 __str__ = __repr__
 
- def _do_invalidation(self):
+ def _do_invalidation(self, which_child, affine_only):
 self._mtx = None
- Affine2DBase._do_invalidation(self)
+ Affine2DBase._do_invalidation(self, which_child, affine_only)
 
 def is_separable(self):
 return True
@@ -1101,7 +1140,38 @@
 self._mtx = affine._mtx
 return self._mtx
 
+
+class TransformedPath(TransformNode):
+ def __init__(self, path, transform):
+ assert isinstance(transform, Transform)
+ TransformNode.__init__(self)
+ 
+ self._path = path
+ self._transform = transform
+ self.set_children(['_transform'])
+ self._transformed_path = None
+ 
+ def _do_invalidation(self, which_child, affine_only):
+ if not (affine_only[0].is_affine() or affine_only[0].is_bbox()):
+ self._transformed_path = None
+ 
+ def get_path_and_affine(self):
+ if self._transformed_path is None:
+ vertices = self._transform.transform_non_affine(self._path.vertices)
+ self._transformed_path = Path(vertices, self._path.codes)
+ return self._transformed_path, self._transform.get_affine()
+
+ def get_path(self):
+ if self._transformed_path is None:
+ vertices = self._tranform.transform_non_affine(self._path.vertices)
+ self._transformed_path = Path(vertices, self._path.codes)
+ vertices = self._transform.transform_affine(self._transformed_path.vertices)
+ return Path(vertices, self._transformed_path.codes)
+
+ def get_affine(self):
+ return self._transform.get_affine()
 
+ 
 def nonsingular(vmin, vmax, expander=0.001, tiny=1e-15, increasing=True):
 '''
 Ensure the endpoints of a range are not too close together.
@@ -1128,6 +1198,7 @@
 vmin, vmax = vmax, vmin
 return vmin, vmax
 
+
 # MGDTODO: Optimize (perhaps in an extension)
 def interval_contains(interval, val):
 return interval[0] <= val and interval[1] >= val
@@ -1173,8 +1244,8 @@
 bbox = Bbox.from_lbwh(10, 11, 12, 13)
 assert bbox.bounds == (10, 11, 12, 13)
 
- bbox_copy = copy.copy(bbox)
- assert bbox == bbox_copy
+ bbox_copy = copy.deepcopy(bbox)
+ assert (bbox.lbrt == bbox_copy.lbrt).all()
 bbox_copy.max = (14, 15)
 assert bbox.bounds == (10, 11, 12, 13)
 assert bbox_copy.bounds == (10, 11, 4, 4)
@@ -1183,7 +1254,7 @@
 bbox2 = Bbox([[30., 35.], [40., 45.]])
 trans = BboxTransform(bbox1, bbox2)
 bbox3 = bbox1.transformed(trans)
- assert bbox3 == bbox2
+ assert (bbox3.lbrt == bbox2.lbrt).all()
 
 translation = Affine2D().translate(10, 20)
 assert translation.to_values() == (1, 0, 0, 1, 10, 20)
@@ -1210,12 +1281,6 @@
 
 print points
 
- comp = TestLogTransform() + Affine2D().rotate_deg(15)
- tpoints = comp.transform(points)
- itpoints = comp.inverted().transform(tpoints)
- print tpoints, itpoints
- assert (points.round() == itpoints.round()).all()
- 
 # Here are some timing tests
 points = npy.asarray([(random(), random()) for i in xrange(10000)])
 t = timeit.Timer("trans_sum.transform(points)", "from __main__ import trans_sum, points")
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Revision: 3888
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3888&view=rev
Author: jswhit
Date: 2007年09月25日 05:15:22 -0700 (2007年9月25日)
Log Message:
-----------
fix addcyclic
Modified Paths:
--------------
 trunk/toolkits/basemap/Changelog
Modified: trunk/toolkits/basemap/Changelog
===================================================================
--- trunk/toolkits/basemap/Changelog	2007年09月25日 12:14:28 UTC (rev 3887)
+++ trunk/toolkits/basemap/Changelog	2007年09月25日 12:15:22 UTC (rev 3888)
@@ -1,4 +1,5 @@
-version 0.9.6 (svn revision 3878)
+version 0.9.6 (svn revision 3888)
+		 * fix addcyclic function so it handles masked arrays.
 * labelling of meridians and parallels now works with
 very small map regions (less than 0.2 degrees square).
 * Subregions of the globe may be specified with llcrnrlat,
This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.

Revision: 3887
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3887&view=rev
Author: jswhit
Date: 2007年09月25日 05:14:28 -0700 (2007年9月25日)
Log Message:
-----------
fix addcyclic so it can handle masked arrays
Modified Paths:
--------------
 trunk/toolkits/basemap/lib/matplotlib/toolkits/basemap/basemap.py
Modified: trunk/toolkits/basemap/lib/matplotlib/toolkits/basemap/basemap.py
===================================================================
--- trunk/toolkits/basemap/lib/matplotlib/toolkits/basemap/basemap.py	2007年09月24日 17:33:03 UTC (rev 3886)
+++ trunk/toolkits/basemap/lib/matplotlib/toolkits/basemap/basemap.py	2007年09月25日 12:14:28 UTC (rev 3887)
@@ -2917,10 +2917,16 @@
 """
 nlats = arrin.shape[0]
 nlons = arrin.shape[1]
- arrout = NX.zeros((nlats,nlons+1),arrin.dtype)
+ if hasattr(arrin,'mask'):
+ arrout = ma.zeros((nlats,nlons+1),arrin.dtype)
+ else:
+ arrout = NX.zeros((nlats,nlons+1),arrin.dtype)
 arrout[:,0:nlons] = arrin[:,:]
 arrout[:,nlons] = arrin[:,0]
- lonsout = NX.zeros(nlons+1,lonsin.dtype)
+ if hasattr(lonsin,'mask'):
+ lonsout = ma.zeros(nlons+1,lonsin.dtype)
+ else:
+ lonsout = NX.zeros(nlons+1,lonsin.dtype)
 lonsout[0:nlons] = lonsin[:]
 lonsout[nlons] = lonsin[-1] + lonsin[1]-lonsin[0]
 return arrout,lonsout
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Revision: 3886
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3886&view=rev
Author: mdboom
Date: 2007年09月24日 10:33:03 -0700 (2007年9月24日)
Log Message:
-----------
Fixed log scaling again.
Modified Paths:
--------------
 branches/transforms/lib/matplotlib/scale.py
 branches/transforms/lib/matplotlib/ticker.py
 branches/transforms/lib/matplotlib/transforms.py
Modified: branches/transforms/lib/matplotlib/scale.py
===================================================================
--- branches/transforms/lib/matplotlib/scale.py	2007年09月24日 16:54:37 UTC (rev 3885)
+++ branches/transforms/lib/matplotlib/scale.py	2007年09月24日 17:33:03 UTC (rev 3886)
@@ -23,6 +23,7 @@
 self._base = base
 self._viewLim = viewLim
 self._direction = direction
+ self.set_children(['_viewLim'])
 
 def transform(self, a):
 a, affine = self.transform_without_affine(a)
@@ -31,13 +32,9 @@
 def transform_without_affine(self, a):
 # MGDTODO: Support different bases
 base = self._base
- marray = ma.masked_where(a <= 0.0, a)
+ marray = ma.masked_where(a <= 0.0, a * 10.0)
 marray = npy.log10(marray)
- minimum, maximum = getattr(self._viewLim, self._direction)
- minimum, maximum = npy.log10([minimum, maximum])
- print marray
- print Affine1D.from_values(maximum - minimum, minimum).inverted()
- print minimum, maximum
+ minimum, maximum = npy.log10(getattr(self._viewLim, self._direction) * 10.0)
 return marray, Affine1D.from_values(maximum - minimum, minimum).inverted()
 
 def inverted(self):
@@ -51,11 +48,12 @@
 self._base = base
 self._viewLim = viewLim
 self._direction = direction
-
+ self.set_children(['_viewLim'])
+ 
 def transform(self, a):
- minimum, maximum = getattr(self._viewLim, self._direction)
- Affine1D.from_values(maximum - minimum, minimum).transform(a)
- return ma.power(10.0, a)
+ minimum, maximum = npy.log10(getattr(self._viewLim, self._direction) * 10.0)
+ a = Affine1D.from_values(maximum - minimum, minimum).transform(a)
+ return ma.power(10.0, a) / 10.0
 
 def inverted(self):
 return LogScale.LogTransform(self._viewLim, self._direction, self._base)
Modified: branches/transforms/lib/matplotlib/ticker.py
===================================================================
--- branches/transforms/lib/matplotlib/ticker.py	2007年09月24日 16:54:37 UTC (rev 3885)
+++ branches/transforms/lib/matplotlib/ticker.py	2007年09月24日 17:33:03 UTC (rev 3886)
@@ -928,15 +928,19 @@
 # if minpos<=0:
 # raise RuntimeError('No positive data to plot')
 
- minpos = max(vmin, 0.00001) #MGDTODO
- if vmin<=0:
- vmin = minpos
+ # MGDTODO: Find a good way to track minpos
+ if vmin <= 0.0:
+ vmin = 0.1
+ 
 if not is_decade(vmin,self._base): vmin = decade_down(vmin,self._base)
 if not is_decade(vmax,self._base): vmax = decade_up(vmax,self._base)
 if vmin==vmax:
 vmin = decade_down(vmin,self._base)
 vmax = decade_up(vmax,self._base)
- return mtransforms.nonsingular(vmin, vmax)
+ print vmin, vmax
+ result = mtransforms.nonsingular(vmin, vmax)
+ print result
+ return result
 
 class AutoLocator(MaxNLocator):
 def __init__(self):
Modified: branches/transforms/lib/matplotlib/transforms.py
===================================================================
--- branches/transforms/lib/matplotlib/transforms.py	2007年09月24日 16:54:37 UTC (rev 3885)
+++ branches/transforms/lib/matplotlib/transforms.py	2007年09月24日 17:33:03 UTC (rev 3886)
@@ -181,7 +181,7 @@
 def __init__(self, points):
 BboxBase.__init__(self)
 self._points = npy.asarray(points, npy.float_)
-
+ 
 #@staticmethod
 def unit():
 return Bbox.from_lbrt(0., 0., 1., 1.)
This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.

Revision: 3885
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3885&view=rev
Author: mdboom
Date: 2007年09月24日 09:54:37 -0700 (2007年9月24日)
Log Message:
-----------
Merged revisions 3873-3884 via svnmerge from 
http://matplotlib.svn.sf.net/svnroot/matplotlib/trunk/matplotlib
........
 r3874 | jouni | 2007年09月22日 02:48:49 -0400 (2007年9月22日) | 3 lines
 
 Replace some generator expressions by list comprehensions for
 Python 2.3 compatibility
........
 r3879 | dsdale | 2007年09月24日 08:56:38 -0400 (2007年9月24日) | 2 lines
 
 fix backend_qt* bug with multiple plot windows and show()
........
 r3880 | dsdale | 2007年09月24日 09:00:12 -0400 (2007年9月24日) | 2 lines
 
 backend_qt* bugfix for multiple plot windows and show()
........
 r3881 | dsdale | 2007年09月24日 09:01:17 -0400 (2007年9月24日) | 2 lines
 
 fix backend_wxagg reference in new config module
........
 r3882 | dsdale | 2007年09月24日 09:03:01 -0400 (2007年9月24日) | 3 lines
 
 modifed embedding_in_qt* examples so they can be run from ipython with 
 -q*thread
........
 r3883 | dsdale | 2007年09月24日 11:11:58 -0400 (2007年9月24日) | 2 lines
 
 fix bug in improved support for multiple windows in backend_qt4
........
Modified Paths:
--------------
 branches/transforms/CHANGELOG
 branches/transforms/examples/embedding_in_qt.py
 branches/transforms/examples/embedding_in_qt4.py
 branches/transforms/lib/matplotlib/backends/backend_pdf.py
 branches/transforms/lib/matplotlib/backends/backend_qt.py
 branches/transforms/lib/matplotlib/backends/backend_qt4.py
 branches/transforms/lib/matplotlib/config/mpltraits.py
 branches/transforms/lib/matplotlib/dviread.py
Property Changed:
----------------
 branches/transforms/
Property changes on: branches/transforms
___________________________________________________________________
Name: svnmerge-integrated
 - /trunk/matplotlib:1-3872
 + /trunk/matplotlib:1-3884
Modified: branches/transforms/CHANGELOG
===================================================================
--- branches/transforms/CHANGELOG	2007年09月24日 16:53:38 UTC (rev 3884)
+++ branches/transforms/CHANGELOG	2007年09月24日 16:54:37 UTC (rev 3885)
@@ -1,3 +1,7 @@
+2007年09月24日 Applied Eike Welk's patch reported on mpl-dev on 2007年09月22日
+ Fixes a bug with multiple plot windows in the qt backend,
+ ported the changes to backend_qt4 as well - DSD
+
 2007年09月21日 Changed cbook.reversed to yield the same result as the 
 python reversed builtin - DSD
 
Modified: branches/transforms/examples/embedding_in_qt.py
===================================================================
--- branches/transforms/examples/embedding_in_qt.py	2007年09月24日 16:53:38 UTC (rev 3884)
+++ branches/transforms/examples/embedding_in_qt.py	2007年09月24日 16:54:37 UTC (rev 3885)
@@ -25,7 +25,7 @@
 
 # Note: color-intensive applications may require a different color allocation
 # strategy.
-QApplication.setColorSpec(QApplication.NormalColor)
+#QApplication.setColorSpec(QApplication.NormalColor)
 app = QApplication(sys.argv)
 
 class MyMplCanvas(FigureCanvas):
@@ -129,12 +129,8 @@
 % {"prog": progname, "version": progversion})
 
 
-def main():
- aw = ApplicationWindow()
- aw.setCaption("%s" % progname)
- qApp.setMainWidget(aw)
- aw.show()
- sys.exit(qApp.exec_loop())
-
-
-if __name__ == "__main__": main()
+aw = ApplicationWindow()
+aw.setCaption("%s" % progname)
+qApp.setMainWidget(aw)
+aw.show()
+sys.exit(qApp.exec_loop())
Modified: branches/transforms/examples/embedding_in_qt4.py
===================================================================
--- branches/transforms/examples/embedding_in_qt4.py	2007年09月24日 16:53:38 UTC (rev 3884)
+++ branches/transforms/examples/embedding_in_qt4.py	2007年09月24日 16:54:37 UTC (rev 3885)
@@ -122,17 +122,10 @@
 % {"prog": progname, "version": progversion})
 
 
-def main():
- # Note: color-intensive applications may require a different color
- # allocation strategy.
- QtGui.QApplication.setColorSpec(QtGui.QApplication.NormalColor)
- qApp = QtGui.QApplication(sys.argv)
+qApp = QtGui.QApplication(sys.argv)
 
- aw = ApplicationWindow()
- aw.setWindowTitle("%s" % progname)
- aw.show()
-# sys.exit(qApp.exec_())
- qApp.exec_()
-
-
-if __name__ == "__main__": main()
+aw = ApplicationWindow()
+aw.setWindowTitle("%s" % progname)
+aw.show()
+sys.exit(qApp.exec_())
+#qApp.exec_()
Modified: branches/transforms/lib/matplotlib/backends/backend_pdf.py
===================================================================
--- branches/transforms/lib/matplotlib/backends/backend_pdf.py	2007年09月24日 16:53:38 UTC (rev 3884)
+++ branches/transforms/lib/matplotlib/backends/backend_pdf.py	2007年09月24日 16:54:37 UTC (rev 3885)
@@ -541,10 +541,10 @@
 widths[ch] = afmdata.get_width_char(ch, isord=True)
 except KeyError:
 pass
- not_None = (ch for ch in range(256) 
- if widths[ch] is not None)
- firstchar = not_None.next()
- lastchar = max(not_None)
+ not_None = [ch for ch in range(256) 
+ if widths[ch] is not None]
+ firstchar = not_None[0]
+ lastchar = not_None[-1]
 widths = widths[firstchar:lastchar+1]
 for i,w in enumerate(widths):
 if w is None: widths[i] = 0
Modified: branches/transforms/lib/matplotlib/backends/backend_qt.py
===================================================================
--- branches/transforms/lib/matplotlib/backends/backend_qt.py	2007年09月24日 16:53:38 UTC (rev 3884)
+++ branches/transforms/lib/matplotlib/backends/backend_qt.py	2007年09月24日 16:54:37 UTC (rev 3885)
@@ -46,11 +46,11 @@
 qApp = qt.QApplication( [" "] )
 qt.QObject.connect( qApp, qt.SIGNAL( "lastWindowClosed()" ),
 qApp, qt.SLOT( "quit()" ) )
- else:
- # someone else aready created the qApp and
- # we let them handle the event-loop control.
- show._needmain = False
+ #remember that matplotlib created the qApp - will be used by show()
+ _create_qApp.qAppCreatedHere = True
 
+_create_qApp.qAppCreatedHere = False
+
 def show():
 """
 Show all the figures and enter the qt main loop
@@ -65,13 +65,10 @@
 if figManager != None:
 figManager.canvas.draw()
 
- if ( show._needmain ):
- qt.qApp.exec_loop()
- show._needmain = False
+ if _create_qApp.qAppCreatedHere:
+ qt.qApp.exec_loop()
 
-show._needmain = True
 
-
 def new_figure_manager( num, *args, **kwargs ):
 """
 Create a new figure manager instance
Modified: branches/transforms/lib/matplotlib/backends/backend_qt4.py
===================================================================
--- branches/transforms/lib/matplotlib/backends/backend_qt4.py	2007年09月24日 16:53:38 UTC (rev 3884)
+++ branches/transforms/lib/matplotlib/backends/backend_qt4.py	2007年09月24日 16:54:37 UTC (rev 3885)
@@ -46,11 +46,11 @@
 qApp = QtGui.QApplication( [" "] )
 QtCore.QObject.connect( qApp, QtCore.SIGNAL( "lastWindowClosed()" ),
 qApp, QtCore.SLOT( "quit()" ) )
- else:
- # someone else aready created the qApp and
- # we let them handle the event-loop control.
- show._needmain = False
+ #remember that matplotlib created the qApp - will be used by show()
+ _create_qApp.qAppCreatedHere = True
 
+_create_qApp.qAppCreatedHere = False
+
 def show():
 """
 Show all the figures and enter the qt main loop
@@ -65,13 +65,10 @@
 if figManager != None:
 figManager.canvas.draw()
 
- if ( show._needmain ):
- qApp.exec_()
- show._needmain = False
+ if _create_qApp.qAppCreatedHere:
+ QtGui.qApp.exec_()
 
-show._needmain = True
 
-
 def new_figure_manager( num, *args, **kwargs ):
 """
 Create a new figure manager instance
Modified: branches/transforms/lib/matplotlib/config/mpltraits.py
===================================================================
--- branches/transforms/lib/matplotlib/config/mpltraits.py	2007年09月24日 16:53:38 UTC (rev 3884)
+++ branches/transforms/lib/matplotlib/config/mpltraits.py	2007年09月24日 16:54:37 UTC (rev 3885)
@@ -29,7 +29,7 @@
 'gtkcairo': 'GTKCairo',
 'qt4agg': 'Qt4Agg',
 'qtagg': 'QtAgg',
- 'wxagg': 'WxAgg',
+ 'wxagg': 'WXAgg',
 'agg': 'Agg',
 'cairo': 'Cairo',
 'ps': 'PS',
Modified: branches/transforms/lib/matplotlib/dviread.py
===================================================================
--- branches/transforms/lib/matplotlib/dviread.py	2007年09月24日 16:53:38 UTC (rev 3884)
+++ branches/transforms/lib/matplotlib/dviread.py	2007年09月24日 16:54:37 UTC (rev 3885)
@@ -350,9 +350,9 @@
 def _xxx(self, special):
 matplotlib.verbose.report(
 'Dvi._xxx: encountered special: %s'
- % ''.join((32 <= ord(ch) < 127) and ch 
- or '<%02x>' % ord(ch)
- for ch in special),
+ % ''.join([(32 <= ord(ch) < 127) and ch 
+ or '<%02x>' % ord(ch)
+ for ch in special]),
 'debug')
 
 def _fnt_def(self, k, c, s, d, a, l, n):
This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.

Revision: 3884
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3884&view=rev
Author: mdboom
Date: 2007年09月24日 09:53:38 -0700 (2007年9月24日)
Log Message:
-----------
More progress. (Kind of a broken mess at the moment.)
Modified Paths:
--------------
 branches/transforms/lib/matplotlib/axes.py
 branches/transforms/lib/matplotlib/axis.py
 branches/transforms/lib/matplotlib/ticker.py
 branches/transforms/lib/matplotlib/transforms.py
Added Paths:
-----------
 branches/transforms/lib/matplotlib/scale.py
Modified: branches/transforms/lib/matplotlib/axes.py
===================================================================
--- branches/transforms/lib/matplotlib/axes.py	2007年09月24日 15:11:58 UTC (rev 3883)
+++ branches/transforms/lib/matplotlib/axes.py	2007年09月24日 16:53:38 UTC (rev 3884)
@@ -25,6 +25,7 @@
 from matplotlib import patches as mpatches
 from matplotlib import pbox as mpbox
 from matplotlib import quiver as mquiver
+from matplotlib import scale as mscale
 from matplotlib import table as mtable
 from matplotlib import text as mtext
 from matplotlib import ticker as mticker
@@ -449,7 +450,6 @@
 **kwargs
 ):
 """
-
 Build an Axes instance in Figure with
 rect=[left, bottom, width,height in Figure coords
 
@@ -467,8 +467,8 @@
 navigate: True|False
 navigate_mode: the navigation toolbar button status: 'PAN', 'ZOOM', or None
 position: [left, bottom, width,height in Figure coords
- sharex : an Axes instance to share the x-axis with
- sharey : an Axes instance to share the y-axis with
+ sharex: an Axes instance to share the x-axis with
+ sharey: an Axes instance to share the y-axis with
 title: the title string
 visible: a boolean - whether the axes is visible
 xlabel: the xlabel
@@ -491,7 +491,7 @@
 self.set_adjustable('box')
 self.set_anchor('C')
 
- # must be set before set_figure
+ # MGDTODO: Check that the axes being shared are scalable
 self._sharex = sharex
 self._sharey = sharey
 	if sharex is not None:
@@ -508,7 +508,7 @@
 
 # this call may differ for non-sep axes, eg polar
 self._init_axis()
-
+ 
 if axisbg is None: axisbg = rcParams['axes.facecolor']
 self._axisbg = axisbg
 self._frameon = frameon
@@ -545,8 +545,8 @@
 "move this out of __init__ because non-separable axes don't use it"
 self.xaxis = maxis.XAxis(self)
 self.yaxis = maxis.YAxis(self)
+ self._update_transAxisXY()
 
-
 def sharex_foreign(self, axforeign):
 """
 You can share your x-axis view limits with another Axes in the
@@ -627,26 +627,17 @@
 set the dataLim and viewLim BBox attributes and the
 transData and transAxes Transformation attributes
 """
-	self.viewLim = mtransforms.Bbox.unit()
 	self.dataLim = mtransforms.Bbox.unit()
-	
+ self.viewLim = mtransforms.Bbox.unit()
 self.transAxes = mtransforms.BboxTransform(
 mtransforms.Bbox.unit(), self.bbox)
- # self.set_transform(self.transAxes)
-# self.transData = mtransforms.BboxTransform(
-# self.viewLim, self.bbox)
- self.preDataTransform = mtransforms.BboxTransform(
- self.viewLim, mtransforms.Bbox.unit())
-# self.dataTransform = mtransforms.TestPolarTransform()
-# self.dataTransform = mtransforms.blended_transform_factory(
-# mtransforms.TestLogTransform(),
-# mtransforms.Affine2D())
- self.dataTransform = mtransforms.Affine2D()
- self.transData = self.preDataTransform + self.dataTransform + mtransforms.BboxTransform(
- mtransforms.Bbox.unit(), self.bbox)
- self.transData.make_graphviz(open("trans.dot", "w"))
+ self.transAxisXY = mtransforms.TransformWrapper()
+ self.transData = self.transAxisXY + self.transAxes
+
+ def _update_transAxisXY(self):
+ self.transAxisXY.set(mtransforms.blended_transform_factory(
+ self.xaxis.get_transform(), self.yaxis.get_transform()))
 
-	 
 def get_position(self, original=False):
 'Return the axes rectangle left, bottom, width, height'
 if original:
@@ -1525,11 +1516,9 @@
 
 def get_xscale(self):
 'return the xaxis scale string: log or linear'
-	# MGDTODO
- # return self.scaled[self.transData.get_funcx().get_type()]
-	return 'log'
+	return self.xaxis.get_scale()
 
- def set_xscale(self, value, basex = 10, subsx=None):
+ def set_xscale(self, value, **kwargs):
 """
 SET_XSCALE(value, basex=10, subsx=None)
 
@@ -1547,27 +1536,9 @@
 
 ACCEPTS: ['log' | 'linear' ]
 """
-
- #if subsx is None: subsx = range(2, basex)
- assert(value.lower() in ('log', 'linear', ))
- if value == 'log':
-	 # MGDTODO
-# self.xaxis.set_major_locator(mticker.LogLocator(basex))
-# self.xaxis.set_major_formatter(mticker.LogFormatterMathtext(basex))
-# self.xaxis.set_minor_locator(mticker.LogLocator(basex,subsx))
-# self.transData.get_funcx().set_type(mtrans.LOG10)
-# minx, maxx = self.get_xlim()
-# if min(minx, maxx)<=0:
-# self.autoscale_view()
-	 pass
- elif value == 'linear':
- self.xaxis.set_major_locator(mticker.AutoLocator())
- self.xaxis.set_major_formatter(mticker.ScalarFormatter())
- self.xaxis.set_minor_locator(mticker.NullLocator())
- self.xaxis.set_minor_formatter(mticker.NullFormatter())
- # self.transData.get_funcx().set_type( mtrans.IDENTITY )
-	 self.transData.get_funcx().set_type( 0 ) # MGDTODO
-
+ self.xaxis.set_scale(value, **kwargs)
+ self._update_transAxisXY()
+ 
 def get_xticks(self):
 'Return the x ticks as a list of locations'
 return self.xaxis.get_ticklocs()
@@ -1655,9 +1626,8 @@
 
 def get_yscale(self):
 'return the yaxis scale string: log or linear'
- # return self.scaled[self.transData.get_funcy().get_type()]
-	return 'linear'
-
+ return self.yaxis.get_scale()
+ 
 def set_yscale(self, value, basey=10, subsy=None):
 """
 SET_YSCALE(value, basey=10, subsy=None)
@@ -1676,29 +1646,9 @@
 
 ACCEPTS: ['log' | 'linear']
 """
-
- #if subsy is None: subsy = range(2, basey)
- assert(value.lower() in ('log', 'linear', ))
-
- if value == 'log':
-	 # MGDTODO
-# self.yaxis.set_major_locator(mticker.LogLocator(basey))
-# self.yaxis.set_major_formatter(mticker.LogFormatterMathtext(basey))
-# self.yaxis.set_minor_locator(mticker.LogLocator(basey,subsy))
-# self.transData.get_funcy().set_type(mtrans.LOG10)
-# miny, maxy = self.get_ylim()
-# if min(miny, maxy)<=0:
-# self.autoscale_view()
-	 pass
-	 
- elif value == 'linear':
- self.yaxis.set_major_locator(mticker.AutoLocator())
- self.yaxis.set_major_formatter(mticker.ScalarFormatter())
- self.yaxis.set_minor_locator(mticker.NullLocator())
- self.yaxis.set_minor_formatter(mticker.NullFormatter())
- # self.transData.get_funcy().set_type( mtrans.IDENTITY ) MGDTODO
- self.transData.get_funcy().set_type( 0 )
-	 
+ self.yaxis.set_scale(value, basey, subsy)
+ self._update_transAxisXY()
+ 
 def get_yticks(self):
 'Return the y ticks as a list of locations'
 return self.yaxis.get_ticklocs()
Modified: branches/transforms/lib/matplotlib/axis.py
===================================================================
--- branches/transforms/lib/matplotlib/axis.py	2007年09月24日 15:11:58 UTC (rev 3883)
+++ branches/transforms/lib/matplotlib/axis.py	2007年09月24日 16:53:38 UTC (rev 3884)
@@ -12,14 +12,15 @@
 from lines import Line2D, TICKLEFT, TICKRIGHT, TICKUP, TICKDOWN
 from matplotlib import rcParams
 from patches import bbox_artist
-from ticker import NullFormatter, FixedFormatter, ScalarFormatter, LogFormatter
+from ticker import NullFormatter, FixedFormatter, ScalarFormatter, LogFormatter, LogFormatterMathtext
 from ticker import NullLocator, FixedLocator, LinearLocator, LogLocator, AutoLocator
 
 from font_manager import FontProperties
 from text import Text, TextWithDash, _process_text_args
 from transforms import Affine2D, Bbox, blended_transform_factory, interval_contains, \
- interval_contains_open
+ interval_contains_open, IntervalTransform
 from patches import bbox_artist
+from scale import LinearScale, LogScale
 
 import matplotlib.units as units
 #import pdb
@@ -479,7 +480,7 @@
 """
 LABELPAD = 5
 OFFSETTEXTPAD = 3
-
+ 
 def __str__(self):
 return str(self.__class__).split('.')[-1] \
 + "(%d,%d)"%self.axes.transAxes.xy_tup((0,0))
@@ -507,9 +508,38 @@
 self.majorTicks = []
 self.minorTicks = []
 self.pickradius = pickradius
-
+ self._transform = LinearScale(self.axes.viewLim, self.axis).get_transform()
+ self._scale = 'linear'
+ 
 self.cla()
 
+ def get_transform(self):
+ return self._transform
+
+ def get_scale(self):
+ return self._scale
+ 
+ def set_scale(self, value, base=10, subs=None):
+ # MGDTODO: Move these settings (ticker etc.) into the scale class itself
+ value = value.lower()
+ assert value.lower() in ('log', 'linear')
+ if value == 'linear':
+ self.set_major_locator(AutoLocator())
+ self.set_major_formatter(ScalarFormatter())
+ self.set_minor_locator(NullLocator())
+ self.set_minor_formatter(NullFormatter())
+ self._transform = LinearScale(self.axes.viewLim, self.axis).get_transform()
+ elif value == 'log':
+ self.set_major_locator(LogLocator(base))
+ self.set_major_formatter(LogFormatterMathtext(base))
+ self.set_minor_locator(LogLocator(base,subs))
+ # MGDTODO: Pass base along
+ self._transform = LogScale(self.axes.viewLim, self.axis).get_transform()
+ miny, maxy = getattr(self.axes.viewLim, 'interval' + self.axis)
+ if min(miny, maxy)<=0:
+ self.axes.autoscale_view()
+ self._scale = value
+ 
 def get_children(self):
 children = [self.label]
 children.extend(self.majorTicks)
@@ -595,7 +625,7 @@
 
 for tick, loc, label in zip(minorTicks, minorLocs, minorLabels):
 if tick is None: continue
- if not interval.contains(loc): continue
+ if not interval_contains(interval, loc): continue
 #if seen.has_key(loc): continue
 tick.update_position(loc)
 tick.set_label1(label)
@@ -952,7 +982,8 @@
 
 class XAxis(Axis):
 __name__ = 'xaxis'
-
+ axis = 'x'
+ 
 def contains(self,mouseevent):
 """Test whether the mouse event occured in the x axis.
 """
@@ -1134,7 +1165,8 @@
 
 class YAxis(Axis):
 __name__ = 'yaxis'
-
+ axis = 'y'
+ 
 def contains(self,mouseevent):
 """Test whether the mouse event occurred in the y axis.
 
Added: branches/transforms/lib/matplotlib/scale.py
===================================================================
--- branches/transforms/lib/matplotlib/scale.py	 (rev 0)
+++ branches/transforms/lib/matplotlib/scale.py	2007年09月24日 16:53:38 UTC (rev 3884)
@@ -0,0 +1,78 @@
+import numpy as npy
+from numpy import ma
+
+from transforms import Affine1D, IntervalTransform, Transform
+
+class ScaleBase(object):
+ pass
+
+class LinearScale(ScaleBase):
+ def __init__(self, viewLim, direction):
+ direction = 'interval' + direction
+ self._transform = IntervalTransform(viewLim, direction)
+
+ def get_transform(self):
+ return self._transform
+ 
+class LogScale(ScaleBase):
+ class LogTransform(Transform):
+ input_dims = 1
+ output_dims = 1
+ def __init__(self, viewLim, direction, base):
+ Transform.__init__(self)
+ self._base = base
+ self._viewLim = viewLim
+ self._direction = direction
+
+ def transform(self, a):
+ a, affine = self.transform_without_affine(a)
+ return affine.transform(a)
+ 
+ def transform_without_affine(self, a):
+ # MGDTODO: Support different bases
+ base = self._base
+ marray = ma.masked_where(a <= 0.0, a)
+ marray = npy.log10(marray)
+ minimum, maximum = getattr(self._viewLim, self._direction)
+ minimum, maximum = npy.log10([minimum, maximum])
+ print marray
+ print Affine1D.from_values(maximum - minimum, minimum).inverted()
+ print minimum, maximum
+ return marray, Affine1D.from_values(maximum - minimum, minimum).inverted()
+ 
+ def inverted(self):
+ return LogScale.InvertedLogTransform(self._viewLim, self._direction, self._base)
+
+ class InvertedLogTransform(Transform):
+ input_dims = 1
+ output_dims = 1
+ def __init__(self, viewLim, direction, base):
+ Transform.__init__(self)
+ self._base = base
+ self._viewLim = viewLim
+ self._direction = direction
+
+ def transform(self, a):
+ minimum, maximum = getattr(self._viewLim, self._direction)
+ Affine1D.from_values(maximum - minimum, minimum).transform(a)
+ return ma.power(10.0, a)
+
+ def inverted(self):
+ return LogScale.LogTransform(self._viewLim, self._direction, self._base)
+ 
+ def __init__(self, viewLim, direction, base=10):
+ direction = 'interval' + direction
+ self._transform = self.LogTransform(viewLim, direction, base)
+
+ def get_transform(self):
+ return self._transform
+
+ 
+_scale_mapping = {
+ 'linear': LinearScale,
+ 'log': LogScale
+ }
+def scale_factory(scale, viewLim, direction):
+ if scale is None:
+ scale = 'linear'
+ return _scale_mapping[scale](viewLim, direction)
Modified: branches/transforms/lib/matplotlib/ticker.py
===================================================================
--- branches/transforms/lib/matplotlib/ticker.py	2007年09月24日 15:11:58 UTC (rev 3883)
+++ branches/transforms/lib/matplotlib/ticker.py	2007年09月24日 16:53:38 UTC (rev 3884)
@@ -500,8 +500,6 @@
 
 def __call__(self, x, pos=None):
 'Return the format for tick val x at position pos'
- self.verify_intervals()
-
 b = self._base
 # only label the decades
 fx = math.log(x)/math.log(b)
@@ -890,10 +888,9 @@
 
 def __call__(self):
 'Return the locations of the ticks'
- self.verify_intervals()
 b=self._base
 
- vmin, vmax = self.viewInterval.get_bounds()
+ vmin, vmax = self.axis.get_view_interval()
 vmin = math.log(vmin)/math.log(b)
 vmax = math.log(vmax)/math.log(b)
 
@@ -922,16 +919,16 @@
 
 def autoscale(self):
 'Try to choose the view limits intelligently'
- self.verify_intervals()
-
- vmin, vmax = self.dataInterval.get_bounds()
+ vmin, vmax = self.axis.get_view_interval()
 if vmax<vmin:
 vmin, vmax = vmax, vmin
 
- minpos = self.dataInterval.minpos()
+# minpos = self.dataInterval.minpos()
 
- if minpos<=0:
- raise RuntimeError('No positive data to plot')
+# if minpos<=0:
+# raise RuntimeError('No positive data to plot')
+
+ minpos = max(vmin, 0.00001) #MGDTODO
 if vmin<=0:
 vmin = minpos
 if not is_decade(vmin,self._base): vmin = decade_down(vmin,self._base)
Modified: branches/transforms/lib/matplotlib/transforms.py
===================================================================
--- branches/transforms/lib/matplotlib/transforms.py	2007年09月24日 15:11:58 UTC (rev 3883)
+++ branches/transforms/lib/matplotlib/transforms.py	2007年09月24日 16:53:38 UTC (rev 3884)
@@ -9,7 +9,7 @@
 from numpy.linalg import inv
 from sets import Set
 
-DEBUG = True
+DEBUG = False
 
 # MGDTODO: This creates a ton of cyclical references. We may want to
 # consider using weak references
@@ -61,8 +61,8 @@
 
 def is_bbox(self):
 return isinstance(self, BboxBase)
+
 
- 
 class BboxBase(TransformNode):
 '''
 This is the read-only part of a bounding-box
@@ -378,11 +378,30 @@
 def is_separable(self):
 return False
 
- 
-class Affine2DBase(Transform):
+
+class TransformWrapper(Transform):
 input_dims = 2
 output_dims = 2
+ 
+ def set(self, child):
+ self.child = child
+ self.child._parents.add(self)
+ self.invalidate()
 
+ def transform(self, points):
+ return self.child.transform(points)
+
+ def transform_without_affine(points):
+ return self.child.transform_without_affine(points)
+ 
+ def inverted(self):
+ return self.child.inverted()
+
+ def is_separable(self):
+ return self.child.is_separable()
+ 
+ 
+class AffineBase(Transform):
 def __init__(self):
 Transform.__init__(self)
 self._inverted = None
@@ -400,11 +419,173 @@
 
 #@staticmethod
 def concat(a, b):
- return Affine2D(Affine2D._concat(a.get_matrix(), b.get_matrix()))
+ return Affine1D(Affine1D._concat(a.get_matrix(), b.get_matrix()))
 concat = staticmethod(concat)
+
+ def get_matrix(self):
+ raise NotImplementedError()
+
+ def transform_without_affine(self, points):
+ # MGDTODO: Should we copy the points here? I'd like to avoid it,
+ # if possible
+ return points, self
 
+
+class Affine1DBase(AffineBase):
+ input_dims = 1
+ output_dims = 1
+
+ def __init__(self):
+ AffineBase.__init__(self)
+ 
+ def __array__(self, *args, **kwargs):
+	return self.get_matrix()
+	
 def to_values(self):
 mtx = self.get_matrix()
+ return tuple(mtx[0])
+ 
+ #@staticmethod
+ def matrix_from_values(a, b):
+ affine = npy.zeros((2, 2), npy.float_)
+ affine[0, :] = (a, b)
+ affine[1, 1] = 1
+ return affine
+ matrix_from_values = staticmethod(matrix_from_values)
+
+ def transform(self, values):
+ """
+ Applies the transformation to an array of values and
+ returns the result.
+ """
+ # MGDTODO: The major speed trap here is just converting to
+ # the points to an array in the first place. If we can use
+ # more arrays upstream, that should help here.
+# if not isinstance(points, npy.ndarray):
+# import traceback
+# print '-' * 60
+# print 'A non-numpy array was passed in for transformation. Please '
+# print 'correct this.'
+# print "".join(traceback.format_stack())
+# print points
+ mtx = self.get_matrix()
+ points = ma.asarray(values, npy.float_)
+ return points * mtx[0,0] + mtx[0,1]
+
+ def is_separable(self):
+ return True
+
+ def inverted(self):
+ if self._inverted is None:
+ mtx = self.get_matrix()
+ self._inverted = Affine1D(inv(mtx))
+ return self._inverted
+ 
+
+class Affine1D(Affine1DBase):
+ def __init__(self, matrix = None):
+ """
+ Initialize an Affine transform from a 2x2 numpy float array.
+
+ a b
+ 0 1
+ """
+ Affine1DBase.__init__(self)
+ if matrix is None:
+ matrix = npy.identity(2)
+ else:
+	 matrix = npy.asarray(matrix, npy.float_)
+ assert matrix.shape == (2, 2)
+ self._mtx = matrix
+
+ def __repr__(self):
+ return "Affine1D(%s)" % repr(self._mtx)
+ __str__ = __repr__
+
+ def __cmp__(self, other):
+ if (isinstance(other, Affine1D) and
+ (self.get_matrix() == other.get_matrix()).all()):
+ return 0
+ return -1
+ 
+ #@staticmethod
+ def from_values(a, b):
+ return Affine1D(Affine1D.matrix_from_values(a, b))
+ from_values = staticmethod(from_values)
+
+ def get_matrix(self):
+ return self._mtx
+
+ def set_matrix(self, mtx):
+ self._mtx = mtx
+ self.invalidate()
+
+ def set(self, other):
+ self._mtx = other.get_matrix()
+ self.invalidate()
+ 
+ #@staticmethod
+ def identity():
+ return Affine1D(npy.identity(2))
+ identity = staticmethod(identity)
+
+ def clear(self):
+ self._mtx = npy.identity(2)
+ self.invalidate()
+ return self
+ 
+ def translate(self, t):
+ self._mtx[0, 1] += t
+ self.invalidate()
+ return self
+
+ def scale(self, s):
+ self._mtx[0, 0] *= s
+ self.invalidate()
+ return self
+
+ def is_separable(self):
+ mtx = self.get_matrix()
+ return mtx[0, 1] == 0.0 and mtx[1, 0] == 0.0
+
+ 
+class IntervalTransform(Affine1DBase):
+ def __init__(self, bbox, direction):
+ Affine1DBase.__init__(self)
+ self._bbox = bbox
+ self._direction = direction
+ self.set_children(['_bbox'])
+ self._mtx = None
+ 
+ def __repr__(self):
+ return "IntervalTransform(%s)" % (getattr(self._bbox, self._direction))
+ __str__ = __repr__
+
+ def _do_invalidation(self):
+ print "IntervalTransform.invalidation", self._bbox
+ self._mtx = None
+ Affine1DBase._do_invalidation(self)
+
+ def get_matrix(self):
+ if self._mtx is None:
+ min, max = getattr(self._bbox, self._direction)
+ self._mtx = inv(npy.array([[max - min, min],
+ [0.0, 1.0]], npy.float_))
+ return self._mtx
+ 
+ 
+class Affine2DBase(AffineBase):
+ input_dims = 2
+ output_dims = 2
+
+ def __init__(self):
+ AffineBase.__init__(self)
+
+ def __array__(self, *args, **kwargs):
+	return self.get_matrix()
+ 
+ def to_values(self):
+ mtx = self.get_matrix()
 return tuple(mtx[:2].swapaxes(0, 1).flatten())
 
 #@staticmethod
@@ -416,9 +597,6 @@
 return affine
 matrix_from_values = staticmethod(matrix_from_values)
 
- def get_matrix(self):
- raise NotImplementedError()
- 
 def transform(self, points):
 """
 Applies the transformation to an array of 2D points and
@@ -444,11 +622,6 @@
 points = points + mtx[0:2, 2:]
 return points.transpose()
 
- def transform_without_affine(self, points):
- # MGDTODO: Should we copy the points here? I'd like to avoid it,
- # if possible
- return points, self
- 
 def inverted(self):
 if self._inverted is None:
 mtx = self.get_matrix()
@@ -476,7 +649,6 @@
 	 matrix = npy.asarray(matrix, npy.float_)
 assert matrix.shape == (3, 3)
 self._mtx = matrix
- self._inverted = None
 
 def __repr__(self):
 return "Affine2D(%s)" % repr(self._mtx)
@@ -545,12 +717,6 @@
 self.invalidate()
 return self
 
- def inverted(self):
- if self._inverted is None:
- mtx = self.get_matrix()
- self._inverted = Affine2D(inv(mtx))
- return self._inverted
- 
 def is_separable(self):
 mtx = self.get_matrix()
 return mtx[0, 1] == 0.0 and mtx[1, 0] == 0.0
@@ -602,12 +768,10 @@
 __str__ = __repr__
 
 def transform(self, points):
- # MGDTODO: Optimize the case where one of these is
- # an affine
 x = self._x
 y = self._y
 if x == y and x.input_dims == 2:
- return self._x(points)
+ return self._x.transform(points)
 
 if x.input_dims == 2:
 x_points = x.transform(points)[:, 0:1]
@@ -623,13 +787,69 @@
 
 return ma.concatenate((x_points, y_points), 1)
 
+ def transform_without_affine(self, points):
+ x = self._x
+ y = self._y
+ if x == y and x.input_dims == 2:
+ return self._x.transform_without_affine(points)
+
+ if x.input_dims == 2:
+ x_points, x_affine = x.transform_without_affine(points)
+ x_points = x_points[:, 0:1]
+ else:
+ x_points, x_affine = x.transform_without_affine(points[:, 0])
+ x_points = x_points.reshape((len(x_points), 1))
+ 
+ if y.input_dims == 2:
+ y_points, y_affine = y.transform_without_affine(points)
+ y_points = y_points[:, 1:]
+ else:
+ y_points, y_affine = y.transform_without_affine(points[:, 1])
+ y_points = y_points.reshape((len(y_points), 1))
+
+ return ma.concatenate((x_points, y_points), 1), blended_transform_factory(x_affine, y_affine)
+ 
 def inverted(self):
 return BlendedGenericTransform(self._x.inverted(), self._y.inverted())
 
 def is_separable(self):
 return True
+
+
+class BlendedAffine1D(Affine2DBase, Transform):
+ def __init__(self, x_transform, y_transform):
+ assert isinstance(x_transform, Affine1DBase)
+ assert isinstance(y_transform, Affine1DBase)
+
+ Transform.__init__(self)
+ self._x = x_transform
+ self._y = y_transform
+ self.set_children(['_x', '_y'])
+ 
+ Affine2DBase.__init__(self)
+ self._mtx = None
+
+ def __repr__(self):
+ return "BlendedAffine1D(%s,%s)" % (self._x, self._y)
+ __str__ = __repr__
+ 
+ def _do_invalidation(self):
+ self._mtx = None
+ Affine2DBase._do_invalidation(self)
+
+ def is_separable(self):
+ return True
+
+ def get_matrix(self):
+ if self._mtx is None:
+ x_mtx = self._x.get_matrix()
+ y_mtx = self._y.get_matrix()
+ self._mtx = npy.array([[x_mtx[0, 0], 0.0, x_mtx[0, 1]],
+ [0.0, y_mtx[0, 0], y_mtx[0, 1]],
+ [0.0, 0.0, 1.0]])
+ return self._mtx
+
 
- 
 class BlendedAffine2D(Affine2DBase, Transform):
 def __init__(self, x_transform, y_transform):
 assert x_transform.is_affine()
@@ -650,9 +870,8 @@
 __str__ = __repr__
 
 def _do_invalidation(self):
- if self._mtx is not None:
- self._mtx = None
- Affine2DBase._do_invalidation(self)
+ self._mtx = None
+ Affine2DBase._do_invalidation(self)
 
 def is_separable(self):
 return True
@@ -672,8 +891,10 @@
 
 
 def blended_transform_factory(x_transform, y_transform):
- if x_transform.is_affine() and y_transform.is_affine():
+ if isinstance(x_transform, Affine2DBase) and isinstance(y_transform, Affine2DBase):
 return BlendedAffine2D(x_transform, y_transform)
+ elif isinstance(x_transform, Affine1DBase) and isinstance(y_transform, Affine1DBase):
+ return BlendedAffine1D(x_transform, y_transform)
 return BlendedGenericTransform(x_transform, y_transform)
 
 
@@ -726,7 +947,7 @@
 
 def _do_invalidation(self):
 self._mtx = None
- return Affine2DBase._do_invalidation(self)
+ Affine2DBase._do_invalidation(self)
 
 def get_matrix(self):
 if self._mtx is None:
@@ -754,8 +975,8 @@
 class TestLogTransform(Transform):
 input_dims = 1
 output_dims = 1
- def transform(self, xy):
- marray = ma.masked_where(xy <= 0.0, xy * 10.0)
+ def transform(self, a):
+ marray = ma.masked_where(a <= 0.0, a * 10.0)
 return (npy.log10(marray) * 0.5) + 0.5
 
 def inverted(self):
@@ -768,8 +989,8 @@
 class TestInvertLogTransform(Transform):
 input_dims = 1
 output_dims = 1
- def transform(self, xy):
- return ma.power(10, (xy - 0.5) * 2.0) / 10.0
+ def transform(self, a):
+ return ma.power(10, (a - 0.5) * 2.0) / 10.0
 
 def inverted(self):
 return TestLogTransform()
@@ -782,18 +1003,31 @@
 input_dims = 2
 output_dims = 2
 
+ def __init__(self, limits):
+ assert limits.is_bbox()
+
+ Transform.__init__(self)
+ self._limits = limits
+ self.set_children(['_limits'])
+ 
 def transform(self, xy):
 debug = len(xy) > 4
- x = xy[:, 0:1]
- y = xy[:, 1:]
- x, y = ((y * npy.cos(x)) + 1.0) * 0.5, ((y * npy.sin(x)) + 1.0) * 0.5
- if debug:
- print npy.min(xy[:, 0:1]), npy.max(xy[:, 0:1]), npy.min(xy[:, 1:]), npy.max(xy[:, 1:])
- print x.min(), x.max(), y.min(), y.max()
- return ma.concatenate((x, y), 1)
+ limmin, limmax = self._limits.intervaly
+ mask = (xy[:, 1:] < limmin) | (xy[:, 1:] > limmax)
+ mask = ma.concatenate((mask, mask), 1)
+ masked_xy = npy.ma.masked_where(mask, xy)
+ x = masked_xy[:, 0:1]
+ y = masked_xy[:, 1:2]
+ if x.shape == () or y.shape == ():
+ return masked_xy
+ y = (y - limmin) / (limmax - limmin)
+ x, y = y * ma.cos(x), y * ma.sin(x)
+ result = ma.concatenate((x, y), 1)
+ result = result * 0.5 + 0.5
+ return result
 
 def inverted(self):
- return TestInvertPolarTransform()
+ return TestInvertPolarTransform(self._limits)
 
 def is_separable(self):
 return False
@@ -803,16 +1037,26 @@
 input_dims = 2
 output_dims = 2
 
+ def __init__(self, limits):
+ assert limits.is_bbox()
+
+ Transform.__init__(self)
+ self._limits = limits
+ self.set_children(['_limits'])
+ 
 def transform(self, xy):
+ limmin, limmax = self._limits.intervaly
+ xy = (xy - 0.5) * 2.0
 x = xy[:, 0:1]
 y = xy[:, 1:]
 r = ma.sqrt(ma.power(x, 2) + ma.power(y, 2))
 theta = ma.arccos(x / r)
 theta = ma.where(y < 0, 2 * npy.pi - theta, theta)
- return ma.concatenate((theta / (npy.pi * 2), r), 1)
+ r = r * (limmax - limmin) + limmin
+ return ma.concatenate((theta, r), 1)
 
 def inverted(self):
- return TestInvertPolarTransform()
+ return TestInvertPolarTransform(self._limits)
 
 def is_separable(self):
 return False
@@ -835,9 +1079,8 @@
 __str__ = __repr__
 
 def _do_invalidation(self):
- if self._mtx is not None:
- self._mtx = None
- Affine2DBase._do_invalidation(self)
+ self._mtx = None
+ Affine2DBase._do_invalidation(self)
 
 def is_separable(self):
 return True
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Revision: 3883
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3883&view=rev
Author: dsdale
Date: 2007年09月24日 08:11:58 -0700 (2007年9月24日)
Log Message:
-----------
fix bug in improved support for multiple windows in backend_qt4
Modified Paths:
--------------
 trunk/matplotlib/lib/matplotlib/backends/backend_qt4.py
Modified: trunk/matplotlib/lib/matplotlib/backends/backend_qt4.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/backends/backend_qt4.py	2007年09月24日 13:03:01 UTC (rev 3882)
+++ trunk/matplotlib/lib/matplotlib/backends/backend_qt4.py	2007年09月24日 15:11:58 UTC (rev 3883)
@@ -46,7 +46,7 @@
 qApp = QtGui.QApplication( [" "] )
 QtCore.QObject.connect( qApp, QtCore.SIGNAL( "lastWindowClosed()" ),
 qApp, QtCore.SLOT( "quit()" ) )
- else:
+ #remember that matplotlib created the qApp - will be used by show()
 _create_qApp.qAppCreatedHere = True
 
 _create_qApp.qAppCreatedHere = False
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Revision: 3882
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3882&view=rev
Author: dsdale
Date: 2007年09月24日 06:03:01 -0700 (2007年9月24日)
Log Message:
-----------
modifed embedding_in_qt* examples so they can be run from ipython with 
-q*thread
Modified Paths:
--------------
 trunk/matplotlib/examples/embedding_in_qt.py
 trunk/matplotlib/examples/embedding_in_qt4.py
Modified: trunk/matplotlib/examples/embedding_in_qt.py
===================================================================
--- trunk/matplotlib/examples/embedding_in_qt.py	2007年09月24日 13:01:17 UTC (rev 3881)
+++ trunk/matplotlib/examples/embedding_in_qt.py	2007年09月24日 13:03:01 UTC (rev 3882)
@@ -25,7 +25,7 @@
 
 # Note: color-intensive applications may require a different color allocation
 # strategy.
-QApplication.setColorSpec(QApplication.NormalColor)
+#QApplication.setColorSpec(QApplication.NormalColor)
 app = QApplication(sys.argv)
 
 class MyMplCanvas(FigureCanvas):
@@ -129,12 +129,8 @@
 % {"prog": progname, "version": progversion})
 
 
-def main():
- aw = ApplicationWindow()
- aw.setCaption("%s" % progname)
- qApp.setMainWidget(aw)
- aw.show()
- sys.exit(qApp.exec_loop())
-
-
-if __name__ == "__main__": main()
+aw = ApplicationWindow()
+aw.setCaption("%s" % progname)
+qApp.setMainWidget(aw)
+aw.show()
+sys.exit(qApp.exec_loop())
Modified: trunk/matplotlib/examples/embedding_in_qt4.py
===================================================================
--- trunk/matplotlib/examples/embedding_in_qt4.py	2007年09月24日 13:01:17 UTC (rev 3881)
+++ trunk/matplotlib/examples/embedding_in_qt4.py	2007年09月24日 13:03:01 UTC (rev 3882)
@@ -122,17 +122,10 @@
 % {"prog": progname, "version": progversion})
 
 
-def main():
- # Note: color-intensive applications may require a different color
- # allocation strategy.
- QtGui.QApplication.setColorSpec(QtGui.QApplication.NormalColor)
- qApp = QtGui.QApplication(sys.argv)
+qApp = QtGui.QApplication(sys.argv)
 
- aw = ApplicationWindow()
- aw.setWindowTitle("%s" % progname)
- aw.show()
-# sys.exit(qApp.exec_())
- qApp.exec_()
-
-
-if __name__ == "__main__": main()
+aw = ApplicationWindow()
+aw.setWindowTitle("%s" % progname)
+aw.show()
+sys.exit(qApp.exec_())
+#qApp.exec_()
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Revision: 3881
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3881&view=rev
Author: dsdale
Date: 2007年09月24日 06:01:17 -0700 (2007年9月24日)
Log Message:
-----------
fix backend_wxagg reference in new config module
Modified Paths:
--------------
 trunk/matplotlib/lib/matplotlib/config/mpltraits.py
Modified: trunk/matplotlib/lib/matplotlib/config/mpltraits.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/config/mpltraits.py	2007年09月24日 13:00:12 UTC (rev 3880)
+++ trunk/matplotlib/lib/matplotlib/config/mpltraits.py	2007年09月24日 13:01:17 UTC (rev 3881)
@@ -29,7 +29,7 @@
 'gtkcairo': 'GTKCairo',
 'qt4agg': 'Qt4Agg',
 'qtagg': 'QtAgg',
- 'wxagg': 'WxAgg',
+ 'wxagg': 'WXAgg',
 'agg': 'Agg',
 'cairo': 'Cairo',
 'ps': 'PS',
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Revision: 3880
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3880&view=rev
Author: dsdale
Date: 2007年09月24日 06:00:12 -0700 (2007年9月24日)
Log Message:
-----------
backend_qt* bugfix for multiple plot windows and show()
Modified Paths:
--------------
 trunk/matplotlib/CHANGELOG
Modified: trunk/matplotlib/CHANGELOG
===================================================================
--- trunk/matplotlib/CHANGELOG	2007年09月24日 12:56:38 UTC (rev 3879)
+++ trunk/matplotlib/CHANGELOG	2007年09月24日 13:00:12 UTC (rev 3880)
@@ -1,3 +1,7 @@
+2007年09月24日 Applied Eike Welk's patch reported on mpl-dev on 2007年09月22日
+ Fixes a bug with multiple plot windows in the qt backend,
+ ported the changes to backend_qt4 as well - DSD
+
 2007年09月21日 Changed cbook.reversed to yield the same result as the 
 python reversed builtin - DSD
 
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Revision: 3879
 http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3879&view=rev
Author: dsdale
Date: 2007年09月24日 05:56:38 -0700 (2007年9月24日)
Log Message:
-----------
fix backend_qt* bug with multiple plot windows and show()
Modified Paths:
--------------
 trunk/matplotlib/lib/matplotlib/backends/backend_qt.py
 trunk/matplotlib/lib/matplotlib/backends/backend_qt4.py
Modified: trunk/matplotlib/lib/matplotlib/backends/backend_qt.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/backends/backend_qt.py	2007年09月23日 13:50:01 UTC (rev 3878)
+++ trunk/matplotlib/lib/matplotlib/backends/backend_qt.py	2007年09月24日 12:56:38 UTC (rev 3879)
@@ -46,11 +46,11 @@
 qApp = qt.QApplication( [" "] )
 qt.QObject.connect( qApp, qt.SIGNAL( "lastWindowClosed()" ),
 qApp, qt.SLOT( "quit()" ) )
- else:
- # someone else aready created the qApp and
- # we let them handle the event-loop control.
- show._needmain = False
+ #remember that matplotlib created the qApp - will be used by show()
+ _create_qApp.qAppCreatedHere = True
 
+_create_qApp.qAppCreatedHere = False
+
 def show():
 """
 Show all the figures and enter the qt main loop
@@ -65,13 +65,10 @@
 if figManager != None:
 figManager.canvas.draw()
 
- if ( show._needmain ):
- qt.qApp.exec_loop()
- show._needmain = False
+ if _create_qApp.qAppCreatedHere:
+ qt.qApp.exec_loop()
 
-show._needmain = True
 
-
 def new_figure_manager( num, *args, **kwargs ):
 """
 Create a new figure manager instance
Modified: trunk/matplotlib/lib/matplotlib/backends/backend_qt4.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/backends/backend_qt4.py	2007年09月23日 13:50:01 UTC (rev 3878)
+++ trunk/matplotlib/lib/matplotlib/backends/backend_qt4.py	2007年09月24日 12:56:38 UTC (rev 3879)
@@ -47,10 +47,10 @@
 QtCore.QObject.connect( qApp, QtCore.SIGNAL( "lastWindowClosed()" ),
 qApp, QtCore.SLOT( "quit()" ) )
 else:
- # someone else aready created the qApp and
- # we let them handle the event-loop control.
- show._needmain = False
+ _create_qApp.qAppCreatedHere = True
 
+_create_qApp.qAppCreatedHere = False
+
 def show():
 """
 Show all the figures and enter the qt main loop
@@ -65,13 +65,10 @@
 if figManager != None:
 figManager.canvas.draw()
 
- if ( show._needmain ):
- qApp.exec_()
- show._needmain = False
+ if _create_qApp.qAppCreatedHere:
+ QtGui.qApp.exec_()
 
-show._needmain = True
 
-
 def new_figure_manager( num, *args, **kwargs ):
 """
 Create a new figure manager instance
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