added center positioning for Sprite

[l2e.git] / src / graphics / Sprite.h

diff --git a/src/graphics/Sprite.h b/src/graphics/Sprite.h
index c81ed01984c7e1d00bd9866212808df4be34ffaa..4a99af421232e6638e71534944aa1d47ba23fdcd 100644 (file)
--- a/src/graphics/Sprite.h
+++ b/src/graphics/Sprite.h
@@ -8,7 +8,9 @@
 #ifndef GRAPHICS_SPRITE_H_
 #define GRAPHICS_SPRITE_H_
 
+#include "../geometry/operators.h"
 #include "../geometry/Point.h"
+#include "../geometry/Vector.h"
 
 #include <SDL.h>
 
@@ -17,18 +19,28 @@ namespace graphics {
 class Sprite {
 
 public:
-       Sprite(SDL_Surface *s, int width, int height)
-       : surface(s), width(width), height(height) { }
+       Sprite(SDL_Surface *s, int width, int height, int xOffset = 0, int yOffset = 0)
+       : surface(s), width(width), height(height), xOffset(xOffset), yOffset(yOffset) { }
 
 public:
        int Width() const { return width; }
        int Height() const { return height; }
        void Draw(SDL_Surface *dest, geometry::Point<int> position, int col = 0, int row = 0) const;
+       void DrawCenter(SDL_Surface *dest, geometry::Point<int> position, int col = 0, int row = 0) const {
+               geometry::Vector<int> offset(-Width() / 2, -Height() / 2);
+               Draw(dest, position + offset, col, row);
+       }
+       void DrawCenterBottom(SDL_Surface *dest, geometry::Point<int> position, int col = 0, int row = 0) const {
+               geometry::Vector<int> offset(-Width() / 2, -Height());
+               Draw(dest, position + offset, col, row);
+       }
 
 private:
        SDL_Surface *surface;
        int width;
        int height;
+       int xOffset;
+       int yOffset;
 
 };