#define SAFETY 50 // safety pixels at right and bottom of pixmap buffer
+
+typedef enum _draw_color { COL_BLACK,
+ COL_WHITE,
+ COL_WAIT_FORK,
+ COL_WAIT_CPU,
+ COL_EXIT,
+ COL_WAIT,
+ COL_RUN,
+ NUM_COLORS } draw_color;
+
+extern GdkColor drawing_colors[NUM_COLORS];
+
/* This part of the viewer does :
* Draw horizontal lines, getting graphic context as arg.
* Copy region of the screen into another.