added some graphics primitive functions

[l2e.git] / src / map / Area.cpp

diff --git a/src/map/Area.cpp b/src/map/Area.cpp
index 292b8952f21ecca579aa4af9a18112e968e5810a..84dc8a6a527747fce948b6dffb289bc60ee55f0c 100644 (file)
--- a/src/map/Area.cpp
+++ b/src/map/Area.cpp
@@ -44,4 +44,60 @@ void Area::Render(SDL_Surface *dest, const graphics::Sprite *tileset, const Vect
        }
 }
 
+void Area::RenderDebug(SDL_Surface *dest, const graphics::Sprite *tileset, const Vector<int> &inOffset) const {
+       SDL_Rect destRect;
+       destRect.x = inOffset.X();
+       destRect.y = inOffset.Y();
+       destRect.w = Width() * tileset->Width();
+       destRect.h = 1;
+       SDL_FillRect(dest, &destRect, SDL_MapRGB(dest->format, 0x00, 0x00, 0xFF));
+       destRect.y += Height() * tileset->Height() - 1;
+       SDL_FillRect(dest, &destRect, SDL_MapRGB(dest->format, 0x00, 0x00, 0xFF));
+       destRect.y = inOffset.Y();
+       destRect.w = 1;
+       destRect.h = Height() * tileset->Height();
+       SDL_FillRect(dest, &destRect, SDL_MapRGB(dest->format, 0x00, 0x00, 0xFF));
+       destRect.x += Width() * tileset->Width() - 1;
+       SDL_FillRect(dest, &destRect, SDL_MapRGB(dest->format, 0x00, 0x00, 0xFF));
+
+       for (int i(0); i < numTiles; ++i) {
+               Vector<int> offset(
+                               inOffset.X() + (i % width) * tileset->Width(),
+                               inOffset.Y() + (i / width) * tileset->Height());
+               const Tile &tile(tiles[i]);
+
+               if (tile.BlocksNorth()) {
+                       destRect.x = offset.X();
+                       destRect.y = offset.Y();
+                       destRect.w = tileset->Width();
+                       destRect.h = 1;
+                       SDL_FillRect(dest, &destRect, SDL_MapRGB(dest->format, 0xFF, 0x00, 0x00));
+               }
+
+               if (tile.BlocksEast()) {
+                       destRect.x = offset.X() + tileset->Width() - 1;
+                       destRect.y = offset.Y();
+                       destRect.w = 1;
+                       destRect.h = tileset->Height();
+                       SDL_FillRect(dest, &destRect, SDL_MapRGB(dest->format, 0xFF, 0x00, 0x00));
+               }
+
+               if (tile.BlocksSouth()) {
+                       destRect.x = offset.X();
+                       destRect.y = offset.Y() + tileset->Height() - 1;
+                       destRect.w = tileset->Width();
+                       destRect.h = 1;
+                       SDL_FillRect(dest, &destRect, SDL_MapRGB(dest->format, 0xFF, 0x00, 0x00));
+               }
+
+               if (tile.BlocksWest()) {
+                       destRect.x = offset.X();
+                       destRect.y = offset.Y();
+                       destRect.w = 1;
+                       destRect.h = tileset->Height();
+                       SDL_FillRect(dest, &destRect, SDL_MapRGB(dest->format, 0xFF, 0x00, 0x00));
+               }
+       }
+}
+
 }