gsl-shell.git - gsl-shell

diff --git a/agg-plot/scalable.h b/agg-plot/scalable.h
index 745323da..29002645 100644
--- a/agg-plot/scalable.h
+++ b/agg-plot/scalable.h

@@ -22,12 +22,34 @@

#define AGGPLOT_SCALABLE_H

#include "agg_trans_affine.h"

+#include "draw_svg.h"

+#include "strpp.h"

+

+struct svg_vs {

-struct vertex_source {

virtual void rewind(unsigned path_id) = 0;

virtual unsigned vertex(double* x, double* y) = 0;

+

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

+ str path;

+ svg_property_list* ls = this->svg_path(path);

+ str s = svg_fill_path(path, id, c, ls);

+ list::free(ls);

+ return s;

+ }

+

+ virtual svg_property_list* svg_path(str& s) {

+ svg_coords_from_vs(this, s);

+ return 0;

+ }

+

+ virtual ~svg_vs() { }

+};

+

+struct vertex_source : public svg_vs {

virtual void apply_transform(const agg::trans_affine& m, double as) = 0;

virtual bool affine_compose(agg::trans_affine& m) { return false; };

+

virtual ~vertex_source() { };

};