Now stk can use animated textures

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@12393 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/graphics/moving_texture.hpp

@@ -36,6 +36,12 @@ class MovingTexture : public NoCopy
 private:
     /** Translation increment per second. */
     float                m_dx, m_dy;
+    
+    /** Delta set by user and count */
+    float                m_dt;
+    float                m_count;
+    bool                 m_isAnimatedByStep;
+    
     /** Current x,y position. */
     float                m_x, m_y;
     /** The texture matrix of this texture. */