X-Git-Url: https://fleuret.org/cgi-bin/gitweb/gitweb.cgi?a=blobdiff_plain;f=polygon.h;h=5a000be6c22d8e2e7cf0bde17089d9bf18a504e0;hb=01b5ab3f0b75969230e0f9c41e55992b3d29edee;hp=add154bfae70101418040204cc0f0f5f026f86b0;hpb=3e51d77116e49ba279a6cbbf1dbbc893c4117eb4;p=universe.git

diff --git a/polygon.h b/polygon.h
index add154b..5a000be 100644
--- a/polygon.h
+++ b/polygon.h
@@ -6,9 +6,14 @@
 #define POLYGON_H
 
 #include "misc.h"
-#include "simple_window.h"
+#include "canvas.h"
+
 #include "xfig_tracer.h"
 
+#ifdef X11_SUPPORT
+#include "simple_window.h"
+#endif
+
 class Polygon {
   struct Triangle {
     int a, b, c;
@@ -69,8 +74,14 @@ public:
   void color_xfig(XFigTracer *tracer);
   void print_xfig(XFigTracer *tracer);
 
+#ifdef X11_SUPPORT
   void draw(SimpleWindow *window);
   void draw_contours(SimpleWindow *window);
+#endif
+
+  void draw(Canvas *canvas);
+  void draw_contours(Canvas *canvas);
+
   void set_vertex(int k, scalar_t x, scalar_t y);
   void set_position(scalar_t center_x, scalar_t center_y, scalar_t theta);
   void set_speed(scalar_t dcenter_x, scalar_t dcenter_y, scalar_t dtheta);