X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/puzzles/blobdiff_plain/821f9f32f616cda1802563fb9be2f44ba161dff2..c5e949657127f3c752cdc693cb71636711d9ecb1:/midend.c

diff --git a/midend.c b/midend.c
index cc360b5..779ca0c 100644
--- a/midend.c
+++ b/midend.c
@@ -102,7 +102,7 @@ midend *midend_new(frontend *fe, const game *ourgame,
 
     me->frontend = fe;
     me->ourgame = ourgame;
-    me->random = random_init(randseed, randseedsize);
+    me->random = random_new(randseed, randseedsize);
     me->nstates = me->statesize = me->statepos = 0;
     me->states = NULL;
     me->params = ourgame->default_params();
@@ -126,7 +126,7 @@ midend *midend_new(frontend *fe, const game *ourgame,
     me->elapsed = 0.0F;
     me->tilesize = me->winwidth = me->winheight = 0;
     if (drapi)
-	me->drawing = drawing_init(drapi, drhandle);
+	me->drawing = drawing_new(drapi, me, drhandle);
     else
 	me->drawing = NULL;
 
@@ -342,7 +342,7 @@ void midend_new_game(midend *me)
         sfree(me->aux_info);
 	me->aux_info = NULL;
 
-        rs = random_init(me->seedstr, strlen(me->seedstr));
+        rs = random_new(me->seedstr, strlen(me->seedstr));
 	/*
 	 * If this midend has been instantiated without providing a
 	 * drawing API, it is non-interactive. This means that it's
@@ -356,8 +356,24 @@ void midend_new_game(midend *me)
     }
 
     ensure(me);
+
+    /*
+     * It might seem a bit odd that we're using me->params to
+     * create the initial game state, rather than me->curparams
+     * which is better tailored to this specific game and which we
+     * always know.
+     * 
+     * It's supposed to be an invariant in the midend that
+     * me->params and me->curparams differ in no aspect that is
+     * important after generation (i.e. after new_desc()). By
+     * deliberately passing the _less_ specific of these two
+     * parameter sets, we provoke play-time misbehaviour in the
+     * case where a game has failed to encode a play-time parameter
+     * in the non-full version of encode_params().
+     */
     me->states[me->nstates].state =
 	me->ourgame->new_game(me, me->params, me->desc);
+
     me->states[me->nstates].movestr = NULL;
     me->states[me->nstates].movetype = NEWGAME;
     me->nstates++;
@@ -534,6 +550,7 @@ static int midend_really_process_key(midend *me, int x, int y, int button)
              * state has been updated and a redraw is called for.
              */
             midend_redraw(me);
+            midend_set_timer(me);
             goto done;
         } else if (s) {
 	    midend_stop_anim(me);
@@ -562,7 +579,7 @@ static int midend_really_process_key(midend *me, int x, int y, int button)
      * See if this move requires an animation.
      */
     if (special(type) && !(type == SOLVE &&
-			   (me->ourgame->mouse_priorities & SOLVE_ANIMATES))) {
+			   (me->ourgame->flags & SOLVE_ANIMATES))) {
         anim_time = 0;
     } else {
         anim_time = me->ourgame->anim_length(oldstate,
@@ -674,7 +691,7 @@ int midend_process_key(midend *me, int x, int y, int button)
 	 * If the new button has lower priority than the old one,
 	 * don't bother doing this.
 	 */
-	if (me->ourgame->mouse_priorities &
+	if (me->ourgame->flags &
 	    BUTTON_BEATS(me->pressed_mouse_button, button))
 	    return ret;		       /* just ignore it */
 
@@ -723,8 +740,21 @@ void midend_redraw(midend *me)
     }
 }
 
+/*
+ * Nasty hacky function used to implement the --redo option in
+ * gtk.c. Only used for generating the puzzles' icons.
+ */
+void midend_freeze_timer(midend *me, float tprop)
+{
+    me->anim_pos = me->anim_time * tprop;
+    midend_redraw(me);
+    deactivate_timer(me->frontend);
+}
+
 void midend_timer(midend *me, float tplus)
 {
+    int need_redraw = (me->anim_time > 0 || me->flash_time > 0);
+
     me->anim_pos += tplus;
     if (me->anim_pos >= me->anim_time ||
         me->anim_time == 0 || !me->oldstate) {
@@ -737,7 +767,8 @@ void midend_timer(midend *me, float tplus)
 	me->flash_pos = me->flash_time = 0;
     }
 
-    midend_redraw(me);
+    if (need_redraw)
+        midend_redraw(me);
 
     if (me->timing) {
 	float oldelapsed = me->elapsed;
@@ -751,20 +782,9 @@ void midend_timer(midend *me, float tplus)
 
 float *midend_colours(midend *me, int *ncolours)
 {
-    game_state *state = NULL;
     float *ret;
 
-    if (me->nstates == 0) {
-	char *aux = NULL;
-        char *desc = me->ourgame->new_desc(me->params, me->random,
-					   &aux, TRUE);
-        state = me->ourgame->new_game(me, me->params, desc);
-        sfree(desc);
-        sfree(aux);
-    } else
-        state = me->states[0].state;
-
-    ret = me->ourgame->colours(me->frontend, state, ncolours);
+    ret = me->ourgame->colours(me->frontend, ncolours);
 
     {
         int i;
@@ -794,9 +814,6 @@ float *midend_colours(midend *me, int *ncolours)
         }
     }
 
-    if (me->nstates == 0)
-        me->ourgame->free_game(state);
-
     return ret;
 }
 
@@ -889,7 +906,7 @@ void midend_fetch_preset(midend *me, int n,
 
 int midend_wants_statusbar(midend *me)
 {
-    return me->ourgame->wants_statusbar();
+    return me->ourgame->wants_statusbar;
 }
 
 void midend_supersede_game_desc(midend *me, char *desc, char *privdesc)
@@ -1198,7 +1215,7 @@ char *midend_solve(midend *me)
                                    me->states[me->statepos-2].state,
                                    me->states[me->statepos-1].state);
     me->dir = +1;
-    if (me->ourgame->mouse_priorities & SOLVE_ANIMATES) {
+    if (me->ourgame->flags & SOLVE_ANIMATES) {
 	me->oldstate = me->ourgame->dup_game(me->states[me->statepos-2].state);
         me->anim_time =
 	    me->ourgame->anim_length(me->states[me->statepos-2].state,