Add support for layers with conditional tiles.

For enable this mode for layer need add property: TileCondition
and set value to one of BlockMask bits.

1 files changed, 6 insertions, 1 deletions

diff --git a/src/resources/map/maplayer.h b/src/resources/map/maplayer.h
index 2c1832691..9c0fc12c0 100644
--- a/src/resources/map/maplayer.h
+++ b/src/resources/map/maplayer.h
@@ -37,6 +37,8 @@ class Image;
 class MapRowVertexes;
 class SpecialLayer;
 
+struct MetaTile;
+
 /**
  * A map layer. Stores a grid of tiles and their offset, and implements layer
  * rendering.
@@ -152,10 +154,13 @@ class MapLayer final: public ConfigListener
         { mActorsFix = y; }
 
     protected:
-        static int getTileDrawWidth(const Image *img,
+        static int getTileDrawWidth(const TileInfo *img,
                                     const int endX,
                                     int &width) A_WARN_UNUSED;
 
+        void updateConditionTiles(MetaTile *const metaTiles,
+                                  const int width, const int height);
+
     private:
         const int mX;
         const int mY;