jquery.rotate.min.js
7.28 KB
!function(k){for(var d,f,l=document.getElementsByTagName("head")[0].style,h=["transformProperty","WebkitTransform","OTransform","msTransform","MozTransform"],g=0;g<h.length;g++)void 0!==l[h[g]]&&(d=h[g]);d&&(f=d.replace(/[tT]ransform/,"TransformOrigin"),"T"==f[0]&&(f[0]="t")),eval('IE = "v"=="\x0B"'),jQuery.fn.extend({rotate:function(a){if(0!==this.length&&"undefined"!=typeof a){"number"==typeof a&&(a={angle:a});for(var b=[],c=0,d=this.length;c<d;c++){var e=this.get(c);if(console.log(e.Wilq32),e.Wilq32&&e.Wilq32.PhotoEffect)e.Wilq32.PhotoEffect._handleRotation(a);else{var f=k.extend(!0,{},a),e=new Wilq32.PhotoEffect(e,f)._rootObj;b.push(k(e))}}return b}},getRotateAngle:function(){for(var a=[],b=0,c=this.length;b<c;b++){var d=this.get(b);d.Wilq32&&d.Wilq32.PhotoEffect&&(a[b]=d.Wilq32.PhotoEffect._angle)}return a},stopRotate:function(){for(var a=0,b=this.length;a<b;a++){var c=this.get(a);c.Wilq32&&c.Wilq32.PhotoEffect&&clearTimeout(c.Wilq32.PhotoEffect._timer)}}}),Wilq32=window.Wilq32||{},Wilq32.PhotoEffect=function(){return d?function(a,b){a.Wilq32={PhotoEffect:this},this._img=this._rootObj=this._eventObj=a,this._handleRotation(b)}:function(a,b){if(this._img=a,this._onLoadDelegate=[b],this._rootObj=document.createElement("span"),this._rootObj.style.display="inline-block",this._rootObj.Wilq32={PhotoEffect:this},a.parentNode.insertBefore(this._rootObj,a),a.complete)this._Loader();else{var c=this;jQuery(this._img).bind("load",function(){c._Loader()})}}}(),Wilq32.PhotoEffect.prototype={_setupParameters:function(a){this._parameters=this._parameters||{},"number"!=typeof this._angle&&(this._angle=0),"number"==typeof a.angle&&(this._angle=a.angle),this._parameters.animateTo="number"==typeof a.animateTo?a.animateTo:this._angle,this._parameters.step=a.step||this._parameters.step||null,this._parameters.easing=a.easing||this._parameters.easing||this._defaultEasing,this._parameters.duration=a.duration||this._parameters.duration||1e3,this._parameters.callback=a.callback||this._parameters.callback||this._emptyFunction,this._parameters.center=a.center||this._parameters.center||["50%","50%"],this._rotationCenterX="string"==typeof this._parameters.center[0]?parseInt(this._parameters.center[0],10)/100*this._imgWidth*this._aspectW:this._parameters.center[0],this._rotationCenterY="string"==typeof this._parameters.center[1]?parseInt(this._parameters.center[1],10)/100*this._imgHeight*this._aspectH:this._parameters.center[1],a.bind&&a.bind!=this._parameters.bind&&this._BindEvents(a.bind)},_emptyFunction:function(){},_defaultEasing:function(a,b,c,d,e){return-d*((b=b/e-1)*b*b*b-1)+c},_handleRotation:function(a,b){d||this._img.complete||b?(this._setupParameters(a),this._angle==this._parameters.animateTo?this._rotate(this._angle):this._animateStart()):this._onLoadDelegate.push(a)},_BindEvents:function(a){if(a&&this._eventObj){if(this._parameters.bind){var c,b=this._parameters.bind;for(c in b)b.hasOwnProperty(c)&&jQuery(this._eventObj).unbind(c,b[c])}this._parameters.bind=a;for(c in a)a.hasOwnProperty(c)&&jQuery(this._eventObj).bind(c,a[c])}},_Loader:function(){return IE?function(){var a=this._img.width,b=this._img.height;for(this._imgWidth=a,this._imgHeight=b,this._img.parentNode.removeChild(this._img),this._vimage=this.createVMLNode("image"),this._vimage.src=this._img.src,this._vimage.style.height=b+"px",this._vimage.style.width=a+"px",this._vimage.style.position="absolute",this._vimage.style.top="0px",this._vimage.style.left="0px",this._aspectW=this._aspectH=1,this._container=this.createVMLNode("group"),this._container.style.width=a,this._container.style.height=b,this._container.style.position="absolute",this._container.style.top="0px",this._container.style.left="0px",this._container.setAttribute("coordsize",a-1+","+(b-1)),this._container.appendChild(this._vimage),this._rootObj.appendChild(this._container),this._rootObj.style.position="relative",this._rootObj.style.width=a+"px",this._rootObj.style.height=b+"px",this._rootObj.setAttribute("id",this._img.getAttribute("id")),this._rootObj.className=this._img.className,this._eventObj=this._rootObj;a=this._onLoadDelegate.shift();)this._handleRotation(a,!0)}:function(){this._rootObj.setAttribute("id",this._img.getAttribute("id")),this._rootObj.className=this._img.className,this._imgWidth=this._img.naturalWidth,this._imgHeight=this._img.naturalHeight;var a=Math.sqrt(this._imgHeight*this._imgHeight+this._imgWidth*this._imgWidth);for(this._width=3*a,this._height=3*a,this._aspectW=this._img.offsetWidth/this._img.naturalWidth,this._aspectH=this._img.offsetHeight/this._img.naturalHeight,this._img.parentNode.removeChild(this._img),this._canvas=document.createElement("canvas"),this._canvas.setAttribute("width",this._width),this._canvas.style.position="relative",this._canvas.style.left=-this._img.height*this._aspectW+"px",this._canvas.style.top=-this._img.width*this._aspectH+"px",this._canvas.Wilq32=this._rootObj.Wilq32,this._rootObj.appendChild(this._canvas),this._rootObj.style.width=this._img.width*this._aspectW+"px",this._rootObj.style.height=this._img.height*this._aspectH+"px",this._eventObj=this._canvas,this._cnv=this._canvas.getContext("2d");a=this._onLoadDelegate.shift();)this._handleRotation(a,!0)}}(),_animateStart:function(){this._timer&&clearTimeout(this._timer),this._animateStartTime=+new Date,this._animateStartAngle=this._angle,this._animate()},_animate:function(){var a=+new Date,b=a-this._animateStartTime>this._parameters.duration;if(b&&!this._parameters.animatedGif)clearTimeout(this._timer);else{(this._canvas||this._vimage||this._img)&&(a=this._parameters.easing(0,a-this._animateStartTime,this._animateStartAngle,this._parameters.animateTo-this._animateStartAngle,this._parameters.duration),this._rotate(~~(10*a)/10)),this._parameters.step&&this._parameters.step(this._angle);var c=this;this._timer=setTimeout(function(){c._animate.call(c)},10)}this._parameters.callback&&b&&(this._angle=this._parameters.animateTo,this._rotate(this._angle),this._parameters.callback.call(this._rootObj))},_rotate:function(){var a=Math.PI/180;return IE?function(a){this._angle=a,this._container.style.rotation=a%360+"deg",this._vimage.style.top=-(this._rotationCenterY-this._imgHeight/2)+"px",this._vimage.style.left=-(this._rotationCenterX-this._imgWidth/2)+"px",this._container.style.top=this._rotationCenterY-this._imgHeight/2+"px",this._container.style.left=this._rotationCenterX-this._imgWidth/2+"px",console.log(this._container)}:d?function(a){this._angle=a,this._img.style[d]="rotate("+a%360+"deg)",this._img.style[f]=this._parameters.center.join(" ")}:function(b){this._angle=b,b=b%360*a,this._canvas.width=this._width,this._canvas.height=this._height,this._cnv.translate(this._imgWidth*this._aspectW,this._imgHeight*this._aspectH),this._cnv.translate(this._rotationCenterX,this._rotationCenterY),this._cnv.rotate(b),this._cnv.translate(-this._rotationCenterX,-this._rotationCenterY),this._cnv.scale(this._aspectW,this._aspectH),this._cnv.drawImage(this._img,0,0),console.log(this._cnv)}}()},IE&&(Wilq32.PhotoEffect.prototype.createVMLNode=function(){document.createStyleSheet().addRule(".rvml","behavior:url(#default#VML)");try{return!document.namespaces.rvml&&document.namespaces.add("rvml","urn:schemas-microsoft-com:vml"),function(a){return document.createElement("<rvml:"+a+' class="rvml">')}}catch(a){return function(a){return document.createElement("<"+a+' xmlns="urn:schemas-microsoft.com:vml" class="rvml">')}}}())}(jQuery);