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This repository has been archived by the owner on Jun 3, 2021. It is now read-only.

[iOS] Fix issue that PageX, PageY are incorrect when view is in scrol… #2113

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Feb 12, 2019
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[iOS] Fix issue that PageX, PageY are incorrect when view is in scrol… #2113

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17 changes: 16 additions & 1 deletion ios/sdk/WeexSDK/Sources/Events/WXComponent+Events.m
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Original file line number Diff line number Diff line change
Expand Up @@ -967,9 +967,24 @@ - (void)fireTouchEvent:(NSString *)eventName withTouches:(NSSet<UITouch *> *)tou
{
NSMutableArray *resultTouches = [NSMutableArray new];

CGPoint accmOffset = CGPointZero;
UIView* rootView = _component.weexInstance.rootView;
UIView* view = self.view;
while (view && view != rootView) {
if ([view isKindOfClass:[UIScrollView class]]) {
CGPoint offset = ((UIScrollView*)view).contentOffset;
accmOffset.x += offset.x;
accmOffset.y += offset.y;
}
view = view.superview;
}

for (UITouch *touch in touches) {
CGPoint screenLocation = [touch locationInView:touch.window];
CGPoint pageLocation = [touch locationInView:_component.weexInstance.rootView];
CGPoint pageLocation = [touch locationInView:rootView];
pageLocation.x += accmOffset.x;
pageLocation.y += accmOffset.y;

if (!touch.wx_identifier) {
touch.wx_identifier = @(_touchIdentifier++);
}
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