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Filename : croppic.min.js
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/*
 * CROPPIC
 * dependancy: jQuery
 * author: Ognjen "Zmaj Džedaj" Božičković and Mat Steinlin
 */
 !function(o,t){Croppic=function(o,t){var e=this;e.id=o,e.obj=$("#"+o),e.outputDiv=e.obj,e.options={uploadUrl:"",uploadData:{},cropUrl:"",cropData:{},outputUrlId:"",imgEyecandy:!0,imgEyecandyOpacity:.2,zoomFactor:10,rotateFactor:5,doubleZoomControls:!0,rotateControls:!0,modal:!1,customUploadButtonId:"",loaderHtml:"",scaleToFill:!0,processInline:!1,loadPicture:"",onReset:null,enableMousescroll:!1,onBeforeImgUpload:null,onAfterImgUpload:null,onImgDrag:null,onImgZoom:null,onImgRotate:null,onBeforeImgCrop:null,onAfterImgCrop:null,onBeforeRemoveCroppedImg:null,onAfterRemoveCroppedImg:null,onError:null};for(i in t)e.options[i]=t[i];e.init()},Croppic.prototype={id:"",imgInitW:0,imgInitH:0,imgW:0,imgH:0,objW:0,objH:0,actualRotation:0,windowW:0,windowH:$(o).height(),obj:{},outputDiv:{},outputUrlObj:{},img:{},defaultImg:{},croppedImg:{},imgEyecandy:{},form:{},iframeform:{},iframeobj:{},cropControlsUpload:{},cropControlsCrop:{},cropControlZoomMuchIn:{},cropControlZoomMuchOut:{},cropControlZoomIn:{},cropControlZoomOut:{},cropControlCrop:{},cropControlReset:{},cropControlRemoveCroppedImage:{},modal:{},loader:{},init:function(){var o=this;o.objW=o.obj.width(),o.objH=o.obj.height(),o.actualRotation=0,$.isEmptyObject(o.defaultImg)&&(o.defaultImg=o.obj.find("img")),o.createImgUploadControls(),$.isEmptyObject(o.options.loadPicture)?o.bindImgUploadControl():o.loadExistingImage()},createImgUploadControls:function(){var o=this,t="";""===o.options.customUploadButtonId&&(t='<i class="cropControlUpload"></i>');var e='<i class="cropControlRemoveCroppedImage"></i>';$.isEmptyObject(o.croppedImg)&&(e=""),$.isEmptyObject(o.options.loadPicture)||(t="");var n='<div class="cropControls cropControlsUpload"> '+t+e+" </div>";o.outputDiv.append(n),o.cropControlsUpload=o.outputDiv.find(".cropControlsUpload"),""===o.options.customUploadButtonId?o.imgUploadControl=o.outputDiv.find(".cropControlUpload"):(o.imgUploadControl=$("#"+o.options.customUploadButtonId),o.imgUploadControl.show()),$.isEmptyObject(o.croppedImg)||(o.cropControlRemoveCroppedImage=o.outputDiv.find(".cropControlRemoveCroppedImage"))},bindImgUploadControl:function(){var o=this,e='<form class="'+o.id+'_imgUploadForm" style="visibility: hidden;">  <input type="file" name="img" id="'+o.id+'_imgUploadField">  </form>';o.outputDiv.append(e),o.form=o.outputDiv.find("."+o.id+"_imgUploadForm");var n=o.CreateFallbackIframe();o.imgUploadControl.off("click"),o.imgUploadControl.on("click",function(){""===n?o.form.find('input[type="file"]').trigger("click"):o.iframeform.find('input[type="file"]').trigger("click")}),$.isEmptyObject(o.croppedImg)||o.cropControlRemoveCroppedImage.on("click",function(){typeof o.options.onBeforeRemoveCroppedImg==typeof Function&&o.options.onBeforeRemoveCroppedImg.call(o),o.croppedImg.remove(),o.croppedImg={},$(this).hide(),typeof o.options.onAfterRemoveCroppedImg==typeof Function&&o.options.onAfterRemoveCroppedImg.call(o),$.isEmptyObject(o.defaultImg)||o.obj.append(o.defaultImg),""!==o.options.outputUrlId&&$("#"+o.options.outputUrlId).val("")}),o.form.find('input[type="file"]').change(function(){if(o.options.onBeforeImgUpload&&o.options.onBeforeImgUpload.call(o),o.showLoader(),o.imgUploadControl.hide(),o.options.processInline)if("undefined"==typeof FileReader)o.options.onError&&o.options.onError.call(o,"processInline is not supported by your Browser"),o.reset();else{var e=new FileReader;e.onload=function(t){var e=new Image;e.src=t.target.result,e.onload=function(){o.imgInitW=o.imgW=e.width,o.imgInitH=o.imgH=e.height,o.options.modal&&o.createModal(),$.isEmptyObject(o.croppedImg)||o.croppedImg.remove(),o.imgUrl=e.src,o.obj.append('<img src="'+e.src+'">'),o.initCropper(),o.hideLoader(),o.options.onAfterImgUpload&&o.options.onAfterImgUpload.call(o)}},e.readAsDataURL(o.form.find('input[type="file"]')[0].files[0])}else{try{formData=new FormData(o.form[0])}catch(n){formData=new FormData,formData.append("img",o.form.find("input[type=file]")[0].files[0])}for(var i in o.options.uploadData)o.options.uploadData.hasOwnProperty(i)&&formData.append(i,o.options.uploadData[i]);$.ajax({url:o.options.uploadUrl,data:formData,context:t.body,cache:!1,contentType:!1,processData:!1,type:"POST"}).always(function(t){o.afterUpload(t)})}})},loadExistingImage:function(){var o=this;if($.isEmptyObject(o.croppedImg)){o.options.onBeforeImgUpload&&o.options.onBeforeImgUpload.call(o),o.showLoader(),o.options.modal&&o.createModal(),$.isEmptyObject(o.croppedImg)||o.croppedImg.remove(),o.imgUrl=o.options.loadPicture;var t=$('<img src="'+o.options.loadPicture+'">');o.obj.append(t),t.load(function(){o.imgInitW=o.imgW=this.width,o.imgInitH=o.imgH=this.height,o.initCropper(),o.hideLoader(),o.options.onAfterImgUpload&&o.options.onAfterImgUpload.call(o)})}else o.cropControlRemoveCroppedImage.on("click",function(){o.croppedImg.remove(),$(this).hide(),$.isEmptyObject(o.defaultImg)||o.obj.append(o.defaultImg),""!==o.options.outputUrlId&&$("#"+o.options.outputUrlId).val(""),o.croppedImg="",o.reset()})},afterUpload:function(o){var t=this;if(response="object"==typeof o?o:jQuery.parseJSON(o),"success"==response.status){t.imgInitW=t.imgW=response.width,t.imgInitH=t.imgH=response.height,t.options.modal&&t.createModal(),$.isEmptyObject(t.croppedImg)||t.croppedImg.remove(),t.imgUrl=response.url;var e=$('<img src="'+response.url+'">');t.obj.append(e),e.load(function(){t.initCropper(),t.hideLoader(),t.options.onAfterImgUpload&&t.options.onAfterImgUpload.call(t)}),t.options.onAfterImgUpload&&t.options.onAfterImgUpload.call(t)}"error"==response.status&&(alert(response.message),t.options.onError&&t.options.onError.call(t,response.message),t.hideLoader(),setTimeout(function(){t.reset()},2e3))},createModal:function(){var o=this,t=o.windowH/2-o.objH/2,e='<div id="croppicModal"><div id="croppicModalObj" style="width:'+o.objW+"px; height:"+o.objH+"px; margin:0 auto; margin-top:"+t+'px; position: relative;"> </div></div>';$("body").append(e),o.modal=$("#croppicModal"),o.obj=$("#croppicModalObj")},destroyModal:function(){var o=this;o.obj=o.outputDiv,o.modal.remove(),o.modal={}},initCropper:function(){var o=this;o.img=o.obj.find("img"),o.img.wrap('<div class="cropImgWrapper" style="overflow:hidden; z-index:1; position:absolute; width:'+o.objW+"px; height:"+o.objH+'px;"></div>'),o.createCropControls(),o.options.imgEyecandy&&o.createEyecandy(),o.initDrag(),o.initialScaleImg()},createEyecandy:function(){var o=this;o.imgEyecandy=o.img.clone(),o.imgEyecandy.css({"z-index":"0",opacity:o.options.imgEyecandyOpacity}).appendTo(o.obj)},destroyEyecandy:function(){var o=this;o.imgEyecandy.remove()},initialScaleImg:function(){var o=this;o.zoom(-o.imgInitW),o.zoom(40),o.options.enableMousescroll&&o.img.on("mousewheel",function(t){t.preventDefault(),o.zoom(o.options.zoomFactor*t.deltaY)}),o.img.css({left:-(o.imgW-o.objW)/2,top:-(o.imgH-o.objH)/2,position:"relative"}),o.options.imgEyecandy&&o.imgEyecandy.css({left:-(o.imgW-o.objW)/2,top:-(o.imgH-o.objH)/2,position:"relative"})},createCropControls:function(){var o,t=this,e="",n='<i class="cropControlZoomIn"></i>',i='<i class="cropControlZoomOut"></i>',r="",a="",p="",s='<i class="cropControlCrop"></i>',c='<i class="cropControlReset"></i>';t.options.doubleZoomControls&&(e='<i class="cropControlZoomMuchIn"></i>',r='<i class="cropControlZoomMuchOut"></i>'),t.options.rotateControls&&(a='<i class="cropControlRotateLeft"></i>',p='<i class="cropControlRotateRight"></i>'),o='<div class="cropControls cropControlsCrop">'+e+n+i+r+a+p+s+c+"</div>",t.obj.append(o),t.cropControlsCrop=t.obj.find(".cropControlsCrop"),t.options.doubleZoomControls&&(t.cropControlZoomMuchIn=t.cropControlsCrop.find(".cropControlZoomMuchIn"),t.cropControlZoomMuchIn.on("click",function(){t.zoom(10*t.options.zoomFactor)}),t.cropControlZoomMuchOut=t.cropControlsCrop.find(".cropControlZoomMuchOut"),t.cropControlZoomMuchOut.on("click",function(){t.zoom(10*-t.options.zoomFactor)})),t.cropControlZoomIn=t.cropControlsCrop.find(".cropControlZoomIn"),t.cropControlZoomIn.on("click",function(){t.zoom(t.options.zoomFactor)}),t.cropControlZoomOut=t.cropControlsCrop.find(".cropControlZoomOut"),t.cropControlZoomOut.on("click",function(){t.zoom(-t.options.zoomFactor)}),t.cropControlZoomIn=t.cropControlsCrop.find(".cropControlRotateLeft"),t.cropControlZoomIn.on("click",function(){t.rotate(-t.options.rotateFactor)}),t.cropControlZoomOut=t.cropControlsCrop.find(".cropControlRotateRight"),t.cropControlZoomOut.on("click",function(){t.rotate(t.options.rotateFactor)}),t.cropControlCrop=t.cropControlsCrop.find(".cropControlCrop"),t.cropControlCrop.on("click",function(){t.crop()}),t.cropControlReset=t.cropControlsCrop.find(".cropControlReset"),t.cropControlReset.on("click",function(){t.reset()})},initDrag:function(){var t=this;t.img.on("mousedown touchstart",function(e){e.preventDefault();var n,i,r=o.navigator.userAgent;r.match(/iPad/i)||r.match(/iPhone/i)||r.match(/android/i)||void 0==(e.pageY&&e.pageX)?(n=e.originalEvent.touches[0].pageX,i=e.originalEvent.touches[0].pageY):(n=e.pageX,i=e.pageY);var a=t.img.css("z-index"),p=t.img.outerHeight(),s=t.img.outerWidth(),c=t.img.offset().top+p-i,l=t.img.offset().left+s-n;t.img.css("z-index",1e3).on("mousemove touchmove",function(o){var e,n;if(r.match(/iPad/i)||r.match(/iPhone/i)||r.match(/android/i)||void 0==(o.pageY&&o.pageX)?(e=o.originalEvent.touches[0].pageY+c-p,n=o.originalEvent.touches[0].pageX+l-s):(e=o.pageY+c-p,n=o.pageX+l-s),t.img.offset({top:e,left:n}).on("mouseup",function(){$(this).removeClass("draggable").css("z-index",a)}),t.options.imgEyecandy&&t.imgEyecandy.offset({top:e,left:n}),t.objH<t.imgH){parseInt(t.img.css("top"))>0&&(t.img.css("top",0),t.options.imgEyecandy&&t.imgEyecandy.css("top",0));var i=-(t.imgH-t.objH);parseInt(t.img.css("top"))<i&&(t.img.css("top",i),t.options.imgEyecandy&&t.imgEyecandy.css("top",i))}else{parseInt(t.img.css("top"))<0&&(t.img.css("top",0),t.options.imgEyecandy&&t.imgEyecandy.css("top",0));var i=t.objH-t.imgH;parseInt(t.img.css("top"))>i&&(t.img.css("top",i),t.options.imgEyecandy&&t.imgEyecandy.css("top",i))}if(t.objW<t.imgW){parseInt(t.img.css("left"))>0&&(t.img.css("left",0),t.options.imgEyecandy&&t.imgEyecandy.css("left",0));var m=-(t.imgW-t.objW);parseInt(t.img.css("left"))<m&&(t.img.css("left",m),t.options.imgEyecandy&&t.imgEyecandy.css("left",m))}else{parseInt(t.img.css("left"))<0&&(t.img.css("left",0),t.options.imgEyecandy&&t.imgEyecandy.css("left",0));var m=t.objW-t.imgW;parseInt(t.img.css("left"))>m&&(t.img.css("left",m),t.options.imgEyecandy&&t.imgEyecandy.css("left",m))}t.options.onImgDrag&&t.options.onImgDrag.call(t)})}).on("mouseup",function(){t.img.off("mousemove")}).on("mouseout",function(){t.img.off("mousemove")})},rotate:function(o){var t=this;t.actualRotation+=o,t.img.css({"-webkit-transform":"rotate("+t.actualRotation+"deg)","-moz-transform":"rotate("+t.actualRotation+"deg)",transform:"rotate("+t.actualRotation+"deg)"}),t.options.imgEyecandy&&t.imgEyecandy.css({"-webkit-transform":"rotate("+t.actualRotation+"deg)","-moz-transform":"rotate("+t.actualRotation+"deg)",transform:"rotate("+t.actualRotation+"deg)"}),"function"==typeof t.options.onImgRotate&&t.options.onImgRotate.call(t)},zoom:function(o){var t=this,e=t.imgW/t.imgH,n=t.imgW+o,i=n/e,r=!0;(n<t.objW||i<t.objH)&&(n-t.objW<i-t.objH?(n=t.objW,i=n/e):(i=t.objH,n=e*i),r=!1),!t.options.scaleToFill&&(n>t.imgInitW||i>t.imgInitH)&&(n-t.imgInitW<i-t.imgInitH?(n=t.imgInitW,i=n/e):(i=t.imgInitH,n=e*i),r=!1),t.imgW=n,t.img.width(n),t.imgH=i,t.img.height(i);var a=parseInt(t.img.css("top"))-o/2,p=parseInt(t.img.css("left"))-o/2;a>0&&(a=0),p>0&&(p=0);var s=-(i-t.objH);s>a&&(a=s);var c=-(n-t.objW);c>p&&(p=c),r&&t.img.css({top:a,left:p}),t.options.imgEyecandy&&(t.imgEyecandy.width(n),t.imgEyecandy.height(i),r&&t.imgEyecandy.css({top:a,left:p})),t.options.onImgZoom&&t.options.onImgZoom.call(t)},crop:function(){var o=this;o.options.onBeforeImgCrop&&o.options.onBeforeImgCrop.call(o),o.cropControlsCrop.hide(),o.showLoader();var e,n={imgUrl:o.imgUrl,imgInitW:o.imgInitW,imgInitH:o.imgInitH,imgW:o.imgW,imgH:o.imgH,imgY1:Math.abs(parseInt(o.img.css("top"))),imgX1:Math.abs(parseInt(o.img.css("left"))),cropH:o.objH,cropW:o.objW,rotation:o.actualRotation};if("undefined"==typeof FormData){var i=new XMLHttpRequest,r="",a=[];for(var p in n)a.push(encodeURIComponent(p)+"="+encodeURIComponent(n[p]));for(var p in o.options.cropData)a.push(encodeURIComponent(p)+"="+encodeURIComponent(o.options.cropData[p]));r=a.join("&").replace(/%20/g,"+"),i.addEventListener("error",function(){o.options.onError&&o.options.onError.call(o,"XHR Request failed")}),i.onreadystatechange=function(){4==i.readyState&&200==i.status&&o.afterCrop(i.responseText)},i.open("POST",o.options.cropUrl),i.setRequestHeader("Content-Type","application/x-www-form-urlencoded"),i.setRequestHeader("Content-Length",r.length),i.send(r)}else{e=new FormData;for(var p in n)n.hasOwnProperty(p)&&e.append(p,n[p]);for(var p in o.options.cropData)o.options.cropData.hasOwnProperty(p)&&e.append(p,o.options.cropData[p]);$.ajax({url:o.options.cropUrl,data:e,context:t.body,cache:!1,contentType:!1,processData:!1,type:"POST"}).always(function(t){o.afterCrop(t)})}},afterCrop:function(o){var t=this;try{response=jQuery.parseJSON(o)}catch(e){response="object"==typeof o?o:jQuery.parseJSON(o)}"success"==response.status&&(t.options.imgEyecandy&&t.imgEyecandy.hide(),t.destroy(),t.obj.append('<img class="croppedImg" src="'+response.url+'">'),""!==t.options.outputUrlId&&$("#"+t.options.outputUrlId).val(response.url),t.croppedImg=t.obj.find(".croppedImg"),t.init(),t.hideLoader()),"error"==response.status&&(t.options.onError&&t.options.onError.call(t,response.message),t.hideLoader(),setTimeout(function(){t.reset()},2e3)),t.options.onAfterImgCrop&&t.options.onAfterImgCrop.call(t,response)},showLoader:function(){var o=this;o.obj.append(o.options.loaderHtml),o.loader=o.obj.find(".loader")},hideLoader:function(){var o=this;o.loader.remove()},reset:function(){var o=this;o.destroy(),o.init(),$.isEmptyObject(o.croppedImg)||(o.obj.append(o.croppedImg),""!==o.options.outputUrlId&&$("#"+o.options.outputUrlId).val(o.croppedImg.attr("url"))),"function"==typeof o.options.onReset&&o.options.onReset.call(o)},destroy:function(){var o=this;o.options.modal&&!$.isEmptyObject(o.modal)&&o.destroyModal(),o.options.imgEyecandy&&!$.isEmptyObject(o.imgEyecandy)&&o.destroyEyecandy(),$.isEmptyObject(o.cropControlsUpload)||o.cropControlsUpload.remove(),$.isEmptyObject(o.cropControlsCrop)||o.cropControlsCrop.remove(),$.isEmptyObject(o.loader)||o.loader.remove(),$.isEmptyObject(o.form)||o.form.remove(),o.obj.html("")},isAjaxUploadSupported:function(){var o=t.createElement("input");return o.type="file","multiple"in o&&"undefined"!=typeof File&&"undefined"!=typeof FormData&&"undefined"!=typeof(new XMLHttpRequest).upload},CreateFallbackIframe:function(){var o=this;if(o.isAjaxUploadSupported())return"";if(jQuery.isEmptyObject(o.iframeobj)){var e=t.createElement("iframe");e.setAttribute("id",o.id+"_upload_iframe"),e.setAttribute("name",o.id+"_upload_iframe"),e.setAttribute("width","0"),e.setAttribute("height","0"),e.setAttribute("border","0"),e.setAttribute("src","javascript:false;"),e.style.display="none",t.body.appendChild(e)}else e=o.iframeobj[0];var n='<!DOCTYPE html><html><head><title>Uploading File</title></head><body><form class="'+o.id+'_upload_iframe_form" name="'+o.id+'_upload_iframe_form" action="'+o.options.uploadUrl+'" method="post" enctype="multipart/form-data" encoding="multipart/form-data" style="display:none;">'+$("#"+o.id+"_imgUploadField")[0].outerHTML+"</form></body></html>";e.contentWindow.document.open("text/htmlreplace"),e.contentWindow.document.write(n),e.contentWindow.document.close(),o.iframeobj=$("#"+o.id+"_upload_iframe"),o.iframeform=o.iframeobj.contents().find("html").find("."+o.id+"_upload_iframe_form"),o.iframeform.on("change","input",function(){o.SubmitFallbackIframe(o)}),o.iframeform.find("input")[0].attachEvent("onchange",function(){o.SubmitFallbackIframe(o)});var i=function(){e.detachEvent?e.detachEvent("onload",i):e.removeEventListener("load",i,!1);var t=o.getIframeContentJSON(e);jQuery.isEmptyObject(o.modal)&&o.afterUpload(t)};return e.addEventListener&&e.addEventListener("load",i,!0),e.attachEvent&&e.attachEvent("onload",i),"#"+o.id+"_imgUploadField"},SubmitFallbackIframe:function(o){o.showLoader(),o.options.processInline&&!o.options.uploadUrl?o.options.onError&&(o.options.onError.call(o,"processInline is not supported by your browser "),o.hideLoader()):(o.options.onBeforeImgUpload&&o.options.onBeforeImgUpload.call(o),o.iframeform[0].submit())},getIframeContentJSON:function(o){try{var t,e=o.contentDocument?o.contentDocument:o.contentWindow.document,n=e.body.innerHTML;"<pre>"==n.slice(0,5).toLowerCase()&&"</pre>"==n.slice(-6).toLowerCase()&&(n=e.body.firstChild.firstChild.nodeValue),t=jQuery.parseJSON(n)}catch(i){t={success:!1}}return t}}}(window,document);