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/* <copyright>
This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved.
</copyright> */
var Montage = require("montage/core/core").Montage;
var Component = require("montage/ui/component").Component;
var ElementsMediator = require("js/mediators/element-mediator").ElementMediator;
var Tween = exports.Tween = Montage.create(Component, {
hasTemplate:{
value: true
},
_spanWidth: {
serializable: true,
value: 0
},
spanWidth: {
serializable:true,
get: function(){
return this._spanWidth;
},
set: function(value){
this._spanWidth = value;
this.needsDraw = true;
}
},
_spanPosition:{
value: 0
},
spanPosition:{
serializable:true,
get:function () {
return this._spanPosition;
},
set:function (value) {
this._spanPosition = value;
this.needsDraw = true;
}
},
_keyFramePosition:{
value:0
},
keyFramePosition:{
serializable:true,
get:function () {
return this._keyFramePosition;
},
set:function (value) {
this._keyFramePosition = value;
this.needsDraw = true;
}
},
_keyFrameMillisec:{
value:0
},
keyFrameMillisec:{
serializable:true,
get:function () {
return this._keyFrameMillisec;
},
set:function (value) {
this._keyFrameMillisec = value;
}
},
_tweenID:{
value:0
},
tweenID:{
serializable:true,
get:function () {
return this._tweenID;
},
set:function (value) {
this._tweenID = value;
}
},
_tweenedProperties:{
serializable: true,
value:[]
},
tweenedProperties:{
serializable:true,
get:function(){
return this._tweenedProperties;
},
set:function(val){
this._tweenedProperties = val;
}
},
_isTweenAnimated:{
serializable:true,
value:false
},
isTweenAnimated:{
serializable:true,
get:function () {
return this._isTweenAnimated;
},
set:function (value) {
this._isTweenAnimated = value;
this.needsDraw = true;
}
},
_isClearing : {
serializable: true,
value: false
},
isClearing : {
get: function() {
return this._isClearing;
},
set: function(newVal) {
if (newVal === "clear it") {
this.eventManager.removeEventListener("elementChange", this, false);
}
}
},
prepareForDraw:{
value:function () {
}
},
draw:{
value:function () {
this.element.style.left = this.spanPosition + "px";
this.keyframe.position = this.spanWidth;
this.tweenspan.spanWidth = this.spanWidth;
if(this.isTweenAnimated){
this.tweenspan.highlightSpan();
}
}
},
handleElementChange:{
value:function (event) {
if (event.detail.source && event.detail.source !== "tween") {
// check for correct element selection
if (this.application.ninja.selectedElements[0]._element != this.parentComponent.parentComponent.animatedElement) {
alert("Wrong element selected for this keyframe track");
} else {
// update tweenedProperties and tell containing track to update CSS rule
// temp read only top and left. need to change to loop over event details for prop changes generically
if (this.parentComponent.parentComponent.animatedElement.offsetTop != this.tweenedProperties["top"] && this.parentComponent.parentComponent.animatedElement.offsetLeft != this.tweenedProperties["left"]) {
this.tweenedProperties["top"] = this.parentComponent.parentComponent.animatedElement.offsetTop;
this.tweenedProperties["left"] = this.parentComponent.parentComponent.animatedElement.offsetLeft;
this.parentComponent.parentComponent.updateKeyframeRule();
}
// highlight the tween's span
this.tweenspan.highlightSpan();
this.isTweenAnimated = true;
}
}
}
},
selectTween:{
value: function(){
// turn on event listener for element change
this.eventManager.addEventListener("elementChange", this, false);
// select the containing layer
var selectIndex = this.application.ninja.timeline.getLayerIndexByID(this.parentComponent.parentComponent.trackID);
this.application.ninja.timeline.selectLayer(selectIndex);
// tell timeline to deselect all other tweens and push this one as the currentSelectedTweens in timeline
this.application.ninja.timeline.deselectTweens();
this.application.ninja.timeline.selectedTweens.push(this);
// update playhead position and time text
this.application.ninja.timeline.playhead.style.left = (this.keyFramePosition - 2) + "px";
this.application.ninja.timeline.playheadmarker.style.left = this.keyFramePosition + "px";
var currentMillisecPerPixel = Math.floor(this.application.ninja.timeline.millisecondsOffset / 80);
var currentMillisec = currentMillisecPerPixel * this.keyFramePosition;
this.application.ninja.timeline.updateTimeText(currentMillisec);
// move animated element to correct position on stage
var currentTop = this.tweenedProperties["top"] + "px";
var currentLeft = this.tweenedProperties["left"] + "px";
ElementsMediator.setProperty([this.parentComponent.parentComponent.animatedElement], "top", [currentTop], "Change", "tween");
ElementsMediator.setProperty([this.parentComponent.parentComponent.animatedElement], "left", [currentLeft], "Change", "tween");
}
},
deselectTween:{
value:function(){
// turn off event listener for element change
this.eventManager.removeEventListener("elementChange", this, false);
// deselect the keyframe for this tween
this.keyframe.deselectKeyframe();
}
}
});
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