From 80e5324cf70c55e96f3aa405153ed1930a26abf7 Mon Sep 17 00:00:00 2001
From: Francesco Abbate <francesco.bbt@gmail.com>
Date: 2009年11月29日 18:20:31 +0000
Subject: Now the module for plotting graphs is functional.
---
 agg-plot/cplot.h &#124; 64 +++++++++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 54 insertions(+), 10 deletions(-)
(limited to 'agg-plot/cplot.h')
diff --git a/agg-plot/cplot.h b/agg-plot/cplot.h
index 4e81c7fb..626cb6f9 100644
--- a/agg-plot/cplot.h
+++ b/agg-plot/cplot.h
@@ -5,32 +5,76 @@
 #include <stdlib.h>
 #include <limits.h>
 
-#include <list>
-
 #include "canvas.h"
 #include "units.h"
 
 #include "agg_conv_transform.h"
 #include "agg_color_rgba.h"
 #include "agg_path_storage.h"
+#include "agg_array.h"
 
-class line {
-public:
- line(agg::rgba8 c) : path(), color(c) {};
+struct drawable {
+ virtual void draw(canvas& can, agg::trans_affine& t) = 0;
+ virtual void bounding_box(double *x1, double *y1, double *x2, double *y2) = 0;
+ virtual ~drawable() {};
+};
 
+struct line : public drawable {
 agg::path_storage path;
 agg::rgba8 color;
+
+ line(agg::rgba8 col): path(), color(col) {};
+
+ virtual void draw(canvas& can, agg::trans_affine& t);
+ virtual void bounding_box(double *x1, double *y1, double *x2, double *y2);
+};
+
+struct dashed_line : public line {
+public:
+ dashed_line(double l1, double l2, agg::rgba8 col): 
+ line(col), m_l1(l1), m_l2(l2) 
+ {};
+
+ virtual void draw(canvas& can, agg::trans_affine& t);
+
+private:
+ double m_l1;
+ double m_l2;
+};
+
+struct polygon : public line {
+ polygon(agg::rgba8 col): line(col) {};
+ virtual void draw(canvas& can, agg::trans_affine& t);
+};
+
+struct poly_outline : public line {
+ agg::rgba8 m_outline_color;
+
+ poly_outline(agg::rgba8 col, agg::rgba8 out_col) : 
+ line(col), m_outline_color(out_col)
+ {};
+
+ virtual void draw(canvas& can, agg::trans_affine& t);
 };
 
 class cplot {
+ typedef agg::pod_bvector<drawable *> container_type;
+
 public:
- line& new_line(agg::rgba8 color);
- 
- const agg::trans_affine& trans() const { return m_trans; };
+
+ cplot() : m_lines(), m_trans(), m_bbox_set(false) {};
+
+ virtual ~cplot() 
+ {
+ for (unsigned j = 0; j < m_lines.size(); j++) + delete m_lines[j]; + }; + + void add(drawable *d); virtual void draw(canvas &canvas); - cplot() : m_lines(), m_trans(), m_bbox_set(false) {}; + const agg::trans_affine& trans() const { return m_trans; }; protected: void draw_lines(canvas &canvas); @@ -39,7 +83,7 @@ protected: static void viewport_scale(agg::trans_affine& trans); - std::list<line> m_lines;
+ container_type m_lines;
 agg::trans_affine m_trans;
 
 // bounding box
-- 
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