Exercise 33: Drag contact offset

ReactiveX · Jan 24, 2016 · 6c61fa9 · 6c61fa9
1 parent 9e734a2
commit 6c61fa9
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/index.html b/index.html
@@ -4146,8 +4146,8 @@ <h4>Exercise 33: Improving our mouse drag event</h4>
 									takeUntil(spriteContainerMouseUps).
 									map(function(movePoint) {
 										return {
-											pageX: movePoint.pageX - contactPoint.offsetX,
-											pageY: movePoint.pageY - contactPoint.offsetY
+											pageX: movePoint.pageX + contactPoint.offsetX,
+											pageY: movePoint.pageY + contactPoint.offsetY
 										};
 									});
 							});