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Update to always include Stage in hierarchy

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so that gestures registered on Stage will always react on touch
This commit is contained in:
Pavel fljot 2012-07-01 12:57:31 +03:00
parent d072f6e478
commit 32e9ff979c
1 changed files with 20 additions and 5 deletions
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25
src/org/gestouch/core/GesturesManager.as
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@ -25,6 +25,7 @@ package org.gestouch.core
protected var _dirtyGestures:Vector.<Gesture> = new Vector.<Gesture>();
protected var _dirtyGesturesLength:uint = 0;
protected var _dirtyGesturesMap:Dictionary = new Dictionary(true);
protected var _stage:Stage;
use namespace gestouch_internal;
@ -53,8 +54,10 @@ package org.gestouch.core
//
//--------------------------------------------------------------------------
protected function installDefaultInputAdapter(stage:Stage):void
protected function onStageAvailable(stage:Stage):void
{
_stage = stage;
Gestouch.inputAdapter ||= new NativeInputAdapter(stage);
}
@ -109,14 +112,14 @@ package org.gestouch.core
_gesturesMap[gesture] = true;
if (!Gestouch.inputAdapter)
if (!_stage)
{
var targetAsDO:DisplayObject = target as DisplayObject;
if (targetAsDO)
{
if (targetAsDO.stage)
{
installDefaultInputAdapter(targetAsDO.stage);
onStageAvailable(targetAsDO.stage);
}
else
{
@ -238,6 +241,18 @@ package org.gestouch.core
{
throw new Error("Display list adapter not found for target of type '" + targetClass + "'.");
}
const hierarchyLength:uint = hierarchy.length;
if (hierarchyLength == 0)
{
throw new Error("No hierarchy build for target '" + target +"'. Something is wrong with that IDisplayListAdapter.");
}
if (_stage && !(hierarchy[hierarchyLength - 1] is Stage))
{
// Looks like some non-native (non DisplayList) hierarchy
// but we must always handle gestures with Stage target
// since Stage is anyway the top-most parent
hierarchy[hierarchyLength] = _stage;
}
// Create a sorted(!) list of gestures which are interested in this touch.
// Sorting priority: deeper target has higher priority, recently added gesture has higher priority.
@ -349,9 +364,9 @@ package org.gestouch.core
{
var target:DisplayObject = event.target as DisplayObject;
target.removeEventListener(Event.ADDED_TO_STAGE, gestureTarget_addedToStageHandler);
if (!Gestouch.inputAdapter)
if (!_stage)
{
installDefaultInputAdapter(target.stage);
onStageAvailable(target.stage);
}
}