Add support to write plot objects in SVG format - gsl-shell.git - gsl-shell

diff --git a/agg-plot/text.h b/agg-plot/text.h
index 7988fda7..20f56121 100644
--- a/agg-plot/text.h
+++ b/agg-plot/text.h

@@ -16,12 +16,13 @@ namespace draw {

typedef agg::conv_stroke<vs_trans_text> vs_stroked_text;

agg::trans_affine m_matrix;

+ agg::trans_affine m_user_matrix;

vs_text m_text;

vs_trans_text m_trans;

vs_stroked_text m_stroke;

- agg::pod_vector<char> m_text_buf;

+ str m_text_buf;

double m_x, m_y;

double m_angle;

@@ -34,63 +35,52 @@ namespace draw {

public:

text(double size = 10.0, double width = 1.0):

- m_matrix(), m_text(), m_trans(m_text, m_matrix), m_stroke(m_trans),

+ m_matrix(), m_user_matrix(),

+ m_text(), m_trans(m_text, m_matrix), m_stroke(m_trans),

m_text_buf(), m_x(0.0), m_y(0.0), m_angle(0.0),

m_text_width(0.0), m_text_height(size),

m_hjustif(0.0), m_vjustif(0.0)

{

- m_text_buf.capacity(32);

- m_text_buf[0] = '0円';

-

- m_stroke.width(width + 0.5);

- m_stroke.line_cap(agg::round_cap);

- m_stroke.line_join(agg::round_join);

+ m_stroke.width(width);

m_text.size(size);

- };

+ }

- void angle(double th)

- {

+ void angle(double th) {

double c = cos(th), s = sin(th);

m_angle = th;

- m_matrix.sx = c;

- m_matrix.shx = -s;

- m_matrix.shy = s;

- m_matrix.sy = c;

- };

+ m_user_matrix.sx = c;

+ m_user_matrix.shx = -s;

+ m_user_matrix.shy = s;

+ m_user_matrix.sy = c;

+ }

double angle() const { return m_angle; };

- void set_text(const char *txt)

- {

- size_t len = strlen (txt);

- m_text_buf.capacity(len+1);

- memcpy (m_text_buf.data(), txt, len+1);

-

+ void set_text(const char *txt) {

+ str_copy_c(&m_text_buf, txt);

m_text.text(txt);

m_text_width = m_text.text_width();

- };

+ }

- const char * get_text() const

- {

- return m_text_buf.data();

- };

+ const char * get_text() const { return m_text_buf.cstr(); }

- void set_point(double x, double y)

- {

+ void set_point(double x, double y) {

m_x = x;

m_y = y;

- };

+ }

- void hjustif(double hj) { m_hjustif = hj; };

- void vjustif(double vj) { m_vjustif = vj; };

+ void hjustif(double hj) { m_hjustif = hj; }

+ void vjustif(double vj) { m_vjustif = vj; }

virtual void rewind(unsigned path_id);

virtual unsigned vertex(double* x, double* y);

virtual void apply_transform(const agg::trans_affine& m, double as);

virtual void bounding_box(double *x1, double *y1, double *x2, double *y2);

+ virtual str write_svg(int id, agg::rgba8 c);

+

vs_text& self() { return m_text; };

};

}