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ImageClip.as Go to the documentation of this file. /**************************************** ** Copyright 2005-2006 Adobe Systems Incorporated ** Distributed under the MIT License (see accompanying file LICENSE_1_0_0.txt ** or a copy at http://opensource.adobe.com/licenses.html) ** ** ImageClip Class ****************************************/ import mx.transitions.*; import mx.xpath.XPathAPI; import amg.*; class amg.ImageClip extends MovieClip { //private member properties private var _xmlImgNode:XMLNode; public var strUID:String; private var _strCurrImgRendition:String; private var _strCurrMediaUrl:String; public var strThumbUrl:String; private var _strBaseRefUrl:String = ""; private var _strTitle:String = ""; private var _strCaption:String = ""; private var _aRenditions:Array; private var _mcPhotoFile:MovieClip; private var _mcPhotoFrame:MovieClip; private var _jpegLoader:MovieClipLoader; private var _smartLoaderCallback:MovieClip; //clip that should be alerted when image successfully loads private var _bAbortFlag:Boolean = false; private var _iFrameDepth:Number = 10; private var _iPhotoDepth:Number = 1; public var iPercentLoaded:Number = 0; public var _iBorderColor:Number = 0xffffff; private var _iBorderAlpha:Number = 100; private var _iBorderWidth:Number = 0; private var _bBlankObj:Boolean = false; //drop shadow public var bDropShadows:Boolean = true; private var _mcThumbBorderBottom:MovieClip; private var _mcThumbBorderRight:MovieClip; private var _mcThumbBorderCapTop:MovieClip; private var _mcThumbBorderCapL:MovieClip; private var _mcThumbBorderCapR:MovieClip; //class constructor public function ImageClip() { this._aRenditions = new Array(); } public function initClip(imgNode:XMLNode,borderWidth:Number, borderColor:Number, borderAlpha:Number,dropShadows:Boolean,baseRefUrl:String) { this._xmlImgNode = imgNode; this.strUID = XPathAPI.selectSingleNode(imgNode,"/item/imageId").attributes.image; this._strTitle = XPathAPI.selectSingleNode(imgNode,"/item/title"); this._strCaption = XPathAPI.selectSingleNode(imgNode,"/item/description"); this._aRenditions = XPathAPI.selectNodeList(imgNode,"/item/renditions/rendition"); this._iBorderWidth = borderWidth; this._iBorderColor = borderColor; this._iBorderAlpha = borderAlpha; this.bDropShadows = dropShadows; this._strBaseRefUrl = baseRefUrl; for(var i:Number = 0;i<this._aRenditions.length;i++){ if(this._aRenditions[i].attributes.size == "thumb"){ this.strThumbUrl = this._aRenditions[i].attributes.src; } else if(this._aRenditions[i].attributes.type == "blankObj"){ trace("here"); this._bBlankObj = true; } } } public function setImageUrls(imgNode:XMLNode){ this._xmlImgNode = imgNode; this.strUID = XPathAPI.selectSingleNode(imgNode,"/item/imageId").attributes.image; this._strTitle = XPathAPI.selectSingleNode(imgNode,"/item/title"); this._strCaption = XPathAPI.selectSingleNode(imgNode,"/item/description"); this._aRenditions = XPathAPI.selectNodeList(imgNode,"/item/renditions/rendition"); } //function to load jpeg for the ImageClip obj public function smartLoadMedia(smartLoader:MovieClip,currImageRendition:String):Void { this._bAbortFlag = false; //create an empty MovieClip for the frame and image this._mcPhotoFrame = this.createEmptyMovieClip("frame", _iFrameDepth); this._mcPhotoFile = this._mcPhotoFrame.createEmptyMovieClip("photo", _iPhotoDepth); this._mcPhotoFile._x = this._mcPhotoFile._y = this._iBorderWidth; this._strCurrImgRendition = currImageRendition; for(var i:Number = 0;i<this._aRenditions.length;i++){ if(this._aRenditions[i].attributes.size == currImageRendition){ this._strCurrMediaUrl = this._aRenditions[i].attributes.src; break; } } //hide the clip until showImage is called this._x = -10000; this._y = -10000; //set the callback for load complete event _smartLoaderCallback = smartLoader; //create a loader for the jpeg if( _root.PreviewInLightroom == 'true' ) { this._jpegLoader = new LightroomMovieClipLoader(); } else { this._jpegLoader = new MovieClipLoader(); } //lister for onLoadStart,onLoadProgress,onLoadInit,onloadComplete,onLoadError _jpegLoader.addListener(this); //load the jpeg into the jpeg movie clip this._jpegLoader.loadClip(this._strBaseRefUrl+this._strCurrMediaUrl, this._mcPhotoFile); } public function abortLoad():Void { this._bAbortFlag = true; } //called when loading of MediaClip starts public function onLoadProgress(target:MovieClip, bytesLoaded:Number, bytesTotal:Number):Void { if (this._bAbortFlag) { this._jpegLoader.unloadClip(this._mcPhotoFile); this.iPercentLoaded = 0; } this.iPercentLoaded = (Math.floor(bytesLoaded)/Math.floor(bytesTotal))*100; } //called when loading of Jpeg completes public function onLoadInit(target:MovieClip):Void { if (this._bAbortFlag) { this.iPercentLoaded = 0; } else { this.iPercentLoaded = 100; this.setBorder(); /*make the image dragable target.onPress = function() { this.startDrag(); }; target.onRelease = function() { this.stopDrag(); }; */ //media load complete; call smartLoader load next object _smartLoaderCallback.smartLoader(); } } public function moveMedia(xpos:Number, ypos:Number):Void { this._x = xpos; this._y = ypos; } public function scaleMedia(scalar:Number):Void { this._xscale = this._yscale = scalar; } public function transitionMedia(xpos:Number, ypos:Number, transitionType:String, dir:String, dur:Number):Void { var whichDir:Number; //the transition direction: 0 in, 1 out switch (dir) { case "in" : this._x = xpos; this._y = ypos; whichDir = 0; break; case "out" : whichDir = 1; break; } switch (transitionType) { case "blinds" : TransitionManager.start(this._mcPhotoFrame, {type:mx.transitions.Blinds, direction:whichDir, duration:dur, easing:mx.transitions.easing.None.easeNone, xSections:10, ySections:10}); break; case "fade" : TransitionManager.start(this._mcPhotoFrame, {type:mx.transitions.Fade, direction:whichDir, duration:dur, easing:mx.transitions.easing.None.easeNone, xSections:10, ySections:10}); break; case "fly" : TransitionManager.start(this._mcPhotoFrame, {type:mx.transitions.Fly, direction:whichDir, duration:dur, easing:mx.transitions.easing.None.easeNone, xSections:10, ySections:10}); break; case "iris" : TransitionManager.start(this._mcPhotoFrame, {type:mx.transitions.Iris, direction:whichDir, duration:dur, easing:mx.transitions.easing.None.easeNone, xSections:10, ySections:10}); break; case "photo" : TransitionManager.start(this._mcPhotoFrame, {type:mx.transitions.Photo, direction:whichDir, duration:dur, easing:mx.transitions.easing.None.easeNone, xSections:10, ySections:10}); break; case "pixDissolve" : TransitionManager.start(this._mcPhotoFrame, {type:mx.transitions.PixelDissolve, direction:whichDir, duration:dur, easing:mx.transitions.easing.None.easeNone, xSections:10, ySections:10}); break; case "rotate" : TransitionManager.start(this._mcPhotoFrame, {type:mx.transitions.Rotate, direction:whichDir, duration:dur, easing:mx.transitions.easing.None.easeNone, xSections:10, ySections:10}); break; case "squeeze" : TransitionManager.start(this._mcPhotoFrame, {type:mx.transitions.Squeeze, direction:whichDir, duration:dur, easing:mx.transitions.easing.None.easeNone, xSections:10, ySections:10}); break; case "wipe" : TransitionManager.start(this._mcPhotoFrame, {type:mx.transitions.Wipe, direction:whichDir, duration:dur, easing:mx.transitions.easing.None.easeNone, startPoint:8}); break; case "zoom" : TransitionManager.start(this._mcPhotoFrame, {type:mx.transitions.Zoom, direction:whichDir, duration:dur, easing:mx.transitions.easing.None.easeNone, xSections:10, ySections:10}); break; case "keyhole" : TransitionManager.start(this._mcPhotoFrame, {type:amg.transitions.KeyHole, direction:whichDir, duration:dur, easing:mx.transitions.easing.None.easeNone, xSections:10, ySections:10}); break; case "cut" : if(dir == "out") this._x = -10000; break; } } //function to draw colored border around thumbnail public function setBorder():Void { this.clear(); this._mcPhotoFrame.clear(); this._mcThumbBorderCapTop = this._mcPhotoFrame.attachMovie("mcThumbBorderCapTop","topcap",15); this._mcThumbBorderRight = this._mcPhotoFrame.attachMovie("mcThumbBorderRight","right_border",14); this._mcThumbBorderBottom = this._mcPhotoFrame.attachMovie("mcThumbBorderBottom","bot_border",13); this._mcThumbBorderCapL = this._mcPhotoFrame.attachMovie("mcThumbBorderCapL","leftcap",12); this._mcThumbBorderCapR = this._mcPhotoFrame.attachMovie("mcThumbBorderCapR","rightcap",11); //draw a top border around thumbnail this._mcPhotoFrame.beginFill(this._iBorderColor, _iBorderAlpha); this._mcPhotoFrame.moveTo(this._mcPhotoFile._x-this._iBorderWidth, this._mcPhotoFile._y); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x+this._mcPhotoFile._width+this._iBorderWidth, this._mcPhotoFile._y); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x+this._mcPhotoFile._width+this._iBorderWidth, this._mcPhotoFile._y-this._iBorderWidth); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x-this._iBorderWidth, this._mcPhotoFile._y-this._iBorderWidth); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x-this._iBorderWidth, this._mcPhotoFile._y); this._mcPhotoFrame.endFill(); //bottom border this._mcPhotoFrame.beginFill(this._iBorderColor, _iBorderAlpha); this._mcPhotoFrame.moveTo(this._mcPhotoFile._x-this._iBorderWidth, this._mcPhotoFile._y+this._mcPhotoFile._height); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x+this._mcPhotoFile._width+this._iBorderWidth, this._mcPhotoFile._y+this._mcPhotoFile._height); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x+this._mcPhotoFile._width+this._iBorderWidth, this._mcPhotoFile._y+this._mcPhotoFile._height+this._iBorderWidth); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x-this._iBorderWidth, this._mcPhotoFile._y+this._mcPhotoFile._height+this._iBorderWidth); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x-this._iBorderWidth, this._mcPhotoFile._y+this._mcPhotoFile._height); this._mcPhotoFrame.endFill(); //right border this._mcPhotoFrame.beginFill(this._iBorderColor, _iBorderAlpha); this._mcPhotoFrame.moveTo(this._mcPhotoFile._x+this._mcPhotoFile._width, this._mcPhotoFile._y); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x+this._mcPhotoFile._width+this._iBorderWidth, this._mcPhotoFile._y); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x+this._mcPhotoFile._width+this._iBorderWidth, this._mcPhotoFile._y+this._mcPhotoFile._height); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x+this._mcPhotoFile._width, this._mcPhotoFile._y+this._mcPhotoFile._height); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x+this._mcPhotoFile._width, this._mcPhotoFile._y); this._mcPhotoFrame.endFill(); //left border this._mcPhotoFrame.beginFill(this._iBorderColor, _iBorderAlpha); this._mcPhotoFrame.moveTo(this._mcPhotoFile._x-this._iBorderWidth, this._mcPhotoFile._y); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x, this._mcPhotoFile._y); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x, this._mcPhotoFile._y+this._mcPhotoFile._height); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x-this._iBorderWidth, this._mcPhotoFile._y+this._mcPhotoFile._height); this._mcPhotoFrame.lineTo(this._mcPhotoFile._x-this._iBorderWidth, this._mcPhotoFile._y); this._mcPhotoFrame.endFill(); //ActionScript DropShadows slow down rendering too much so we are going with movieclip approach //[distance:Number], [angle:Number], [color:Number], [alpha:Number], [blurX:Number], [blurY:Number], [strength:Number], [quality:Number], [inner:Boolean], [knockout:Boolean], [hideObject:Boolean] //var dropShadow:DropShadowFilter = new DropShadowFilter(5, 45, 0x000000, 0.5, 5, 5, 1, 3); //this._mcPhotoFrame.filters = [dropShadow]; if(bDropShadows){ this._mcThumbBorderCapTop._visible = true; this._mcThumbBorderRight._visible = true; this._mcThumbBorderBottom._visible = true; this._mcThumbBorderCapL._visible = true; this._mcThumbBorderCapR._visible = true; //set bottom dropshadow var tWidth:Number = this._mcPhotoFile._width+(2*this._iBorderWidth); this._mcThumbBorderCapL._x = this._mcPhotoFile._x-this._iBorderWidth; this._mcThumbBorderBottom._x = this._mcThumbBorderCapL._x + this._mcThumbBorderCapL._width; this._mcThumbBorderBottom._y = this._mcThumbBorderCapL._y = this._mcThumbBorderCapR._y = this._mcPhotoFile._height+this._mcPhotoFile._y+this._iBorderWidth; this._mcThumbBorderBottom._width = tWidth - this._mcThumbBorderCapL._width; this._mcThumbBorderCapR._x = this._mcThumbBorderBottom._x + this._mcThumbBorderBottom._width; //right dropshadow this._mcThumbBorderCapTop._x = this._mcThumbBorderRight._x = this._mcPhotoFile._x+this._mcPhotoFile._width+this._iBorderWidth; this._mcThumbBorderCapTop._y = this._mcPhotoFile._y - this._iBorderWidth; this._mcThumbBorderRight._y = this._mcPhotoFile._y - this._iBorderWidth + this._mcThumbBorderCapTop._height; this._mcThumbBorderRight._height = this._mcPhotoFile._height + (this._iBorderWidth*2) - this._mcThumbBorderCapR._height; } else { this._mcThumbBorderCapTop._visible = false; this._mcThumbBorderRight._visible = false; this._mcThumbBorderBottom._visible = false; this._mcThumbBorderCapL._visible = false; this._mcThumbBorderCapR._visible = false; } } //accessors public function get x():Number { return this._mcPhotoFile._x; } public function set x(newxpos:Number):Void { this._mcPhotoFile._x = newxpos; } public function get y():Number { return this._mcPhotoFile._y; } public function set y(newypos:Number):Void { this._mcPhotoFile._y = newypos; } public function get width():Number { var w:Number = this._mcPhotoFile._width + (this._iBorderWidth*2); if(this.bDropShadows) w += 4; return w; } public function get height():Number { var h:Number = this._mcPhotoFile._height + (this._iBorderWidth*2); if(this.bDropShadows) h += 4; return h; } }

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