Revamp of the control mechanism to permit drag- as well as

[sgt/puzzles] / map.c

diff --git a/map.c b/map.c
index ef17efb..6302ef7 100644 (file)
--- a/map.c
+++ b/map.c
@@ -2240,7 +2240,15 @@ static char *game_text_format(game_state *state)
 }
 
 struct game_ui {
-    int drag_colour;                   /* -1 means no drag active */
+    /*
+     * drag_colour:
+     * 
+     *  - -2 means no drag currently active.
+     *  - >=0 means we're dragging a solid colour.
+     *         - -1 means we're dragging a blank space, and drag_pencil
+     *           might or might not add some pencil-mark stipples to that.
+     */
+    int drag_colour;
     int drag_pencil;
     int dragx, dragy;
     int show_numbers;
@@ -2948,6 +2956,7 @@ static void game_print(drawing *dr, game_state *state, int tilesize)
 
     /* Ick: fake up `ds->tilesize' for macro expansion purposes */
     struct { int tilesize; } ads, *ds = &ads;
+    /* We can't call game_set_size() here because we don't want a blitter */
     ads.tilesize = tilesize;
 
     ink = print_mono_colour(dr, 0);