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made a better fix for the mobile alternating drag and drop bug

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This commit is contained in:
Eric Rowell
2012-06-14 20:29:07 -07:00
parent 9a5f9006b8
commit 838c719c0e
4 changed files with 36 additions and 12 deletions
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21
src/Stage.js
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@@ -422,7 +422,7 @@ Kinetic.Stage.prototype = {
}
// handle touchstart
if(!isDragging && this.touchStart) {
if(!isDragging && this.touchStart && !this.touchMove) {
this.touchStart = false;
this.tapStart = true;
shape._handleEvent('touchstart', evt);
@@ -627,7 +627,8 @@ else if(!isDragging && this.touchMove) {
var tt = 1000 / throttle;
if(timeDiff >= tt) {
that.mouseMove = true;
that.mouseDown = false;
that.mouseUp = false;
that._handleStageEvent(evt);
}
}, false);
@@ -679,9 +680,19 @@ else if(!isDragging && this.touchMove) {
var tt = 1000 / throttle;
if(timeDiff >= tt) {
evt.preventDefault();
that.touchMove = true;
that._handleStageEvent(evt);
/*
* need a setTimeout here because iOS
* sometimes triggers touchStart and touchMove
* simultaenously which causes eventd detection issues.
* The timeout ensures that touchstart events
* are handled first followed by touchmove
*/
setTimeout(function() {
evt.preventDefault();
that.touchEnd = false;
that.touchMove = true;
that._handleStageEvent(evt);
}, 5);
}
}, false);