Fixed neilang#37.

ashfurrow · Jun 17, 2014 · c08ace4 · c08ace4
1 parent 97ed5bd
commit c08ace4
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/NAMapKit/NAMapView.m b/NAMapKit/NAMapView.m
@@ -121,8 +121,12 @@ - (void)centerOnPoint:(CGPoint)point animated:(BOOL)animate
 
 - (CGPoint)zoomRelativePoint:(CGPoint)point
 {
-    CGFloat x = (self.contentSize.width / self.originalSize.width) * point.x;
-    CGFloat y = (self.contentSize.height / self.originalSize.height) * point.y;
+    CGFloat x = point.x;
+    CGFloat y = point.y;
+    if (fabsf(x) > 0 && fabsf(x) > 0) {
+        x = (self.contentSize.width / self.originalSize.width) * point.x;
+        y = (self.contentSize.height / self.originalSize.height) * point.y;
+    }
     return CGPointMake(round(x), round(y));
 }