1 files changed, 12 insertions, 0 deletions
diff --git a/src/jrummikub/view/impl/StonePainter.java b/src/jrummikub/view/impl/StonePainter.java
index 9e836e5..6fa5f38 100644
--- a/src/jrummikub/view/impl/StonePainter.java
+++ b/src/jrummikub/view/impl/StonePainter.java
@@ -56,6 +56,18 @@ class StonePainter {
   public float getScale() {
     return scale;
   }
+  
+  /**
+   * @param x x position in screen coordinates
+   * @param y y position in screen coordinates
+   * @return position in grid coordinates
+   */
+  public Position calculatePosition(int x, int y){
+    float width = even(DEFAULT_WIDTH*scale);
+    float height = (int)(DEFAULT_WIDTH*scale/ASPECT_RATIO);
+    
+    return new Position(x/width, y/height);
+  }
 
   StonePainter(float scale) {
     this.scale = scale;