added handling of 'anim'/'post' delay for finished moving animations

[rocksndiamonds.git] / src / cartoons.c

diff --git a/src/cartoons.c b/src/cartoons.c
index 1d17518616808a94cd6b3471c9b5986802172668..9b80de87e3ed2685a6da1247c970b6cb37f3c856 100644 (file)
--- a/src/cartoons.c
+++ b/src/cartoons.c
@@ -86,6 +86,8 @@ struct GlobalAnimMainControlInfo
   int init_delay_counter;
 
   int state;
+
+  int last_state, last_active_part_nr;
 };
 
 struct GlobalAnimControlInfo
@@ -583,6 +585,9 @@ void DrawGlobalAnimExt(int drawing_stage)
        else if (part->y > part->viewport_height - g->height)
          height -= (part->y - (part->viewport_height - g->height));
 
+       if (width <= 0 || height <= 0)
+         continue;
+
        dst_x += part->viewport_x;
        dst_y += part->viewport_y;
 
@@ -775,11 +780,25 @@ int HandleGlobalAnim_Part(struct GlobalAnimPartControlInfo *part, int state)
     return ANIM_STATE_WAITING;
   }
 
+  // check if moving animation has left the visible screen area
   if ((part->x <= -g->width              && part->step_xoffset <= 0) ||
       (part->x >=  part->viewport_width  && part->step_xoffset >= 0) ||
       (part->y <= -g->height             && part->step_yoffset <= 0) ||
       (part->y >=  part->viewport_height && part->step_yoffset >= 0))
-    return ANIM_STATE_RESTART;
+  {
+    // do not stop animation before "anim" or "post" counter are finished
+    if (part->anim_delay_counter == 0 &&
+       part->post_delay_counter == 0)
+    {
+      part->post_delay_counter =
+       (c->post_delay_fixed + GetSimpleRandom(c->post_delay_random));
+
+      if (part->post_delay_counter > 0)
+       return ANIM_STATE_RUNNING;
+
+      return ANIM_STATE_RESTART;
+    }
+  }
 
   if (part->anim_delay_counter > 0)
   {
@@ -793,6 +812,7 @@ int HandleGlobalAnim_Part(struct GlobalAnimPartControlInfo *part, int state)
       if (part->post_delay_counter > 0)
        return ANIM_STATE_RUNNING;
 
+      // additional state "RUNNING" required to not skip drawing last frame
       return ANIM_STATE_RESTART | ANIM_STATE_RUNNING;
     }
   }
@@ -833,6 +853,7 @@ void HandleGlobalAnim_Main(struct GlobalAnimMainControlInfo *anim, int action)
 {
   struct GlobalAnimPartControlInfo *part;
   struct GraphicInfo *c = &anim->control_info;
+  int state, active_part_nr;
 
 #if 0
   printf("::: HandleGlobalAnim_Main: %d, %d => %d\n",
@@ -855,9 +876,9 @@ void HandleGlobalAnim_Main(struct GlobalAnimMainControlInfo *anim, int action)
   switch (action)
   {
     case ANIM_START:
-      anim->state = ANIM_STATE_RESTART;
+      anim->state = anim->last_state = ANIM_STATE_RESTART;
+      anim->active_part_nr = anim->last_active_part_nr = 0;
       anim->part_counter = 0;
-      anim->active_part_nr = 0;
 
       break;
 
@@ -865,6 +886,9 @@ void HandleGlobalAnim_Main(struct GlobalAnimMainControlInfo *anim, int action)
       if (anim->state == ANIM_STATE_INACTIVE)
        return;
 
+      anim->state = anim->last_state;
+      anim->active_part_nr = anim->last_active_part_nr;
+
       break;
 
     case ANIM_STOP:
@@ -921,6 +945,9 @@ void HandleGlobalAnim_Main(struct GlobalAnimMainControlInfo *anim, int action)
        part->state = ANIM_STATE_INACTIVE;
     }
 
+    anim->last_state = anim->state;
+    anim->last_active_part_nr = anim->active_part_nr;
+
     return;
   }
 
@@ -940,6 +967,31 @@ void HandleGlobalAnim_Main(struct GlobalAnimMainControlInfo *anim, int action)
   if (c->anim_mode & ANIM_ONCE &&
       anim->part_counter == anim->num_parts)
     anim->state = ANIM_STATE_INACTIVE;
+
+  state = anim->state;
+  active_part_nr = anim->active_part_nr;
+
+  // while the animation parts are pausing (waiting or inactive), play the base
+  // (main) animation; this corresponds to the "boring player animation" logic
+  // (!!! KLUDGE WARNING: I THINK THIS IS A MESS THAT SHOULD BE CLEANED UP !!!)
+  if (anim->has_base)
+  {
+    if (anim->state == ANIM_STATE_WAITING ||
+       anim->state == ANIM_STATE_INACTIVE)
+    {
+      anim->active_part_nr = anim->num_parts;  // part nr of base animation
+      part = &anim->part[anim->active_part_nr];
+
+      if (anim->state != anim->last_state)
+       part->state = ANIM_STATE_RESTART;
+
+      anim->state = ANIM_STATE_RUNNING;
+      part->state = HandleGlobalAnim_Part(part, part->state);
+    }
+  }
+
+  anim->last_state = state;
+  anim->last_active_part_nr = active_part_nr;
 }
 
 void HandleGlobalAnim_Mode(struct GlobalAnimControlInfo *ctrl, int action)