10 lines
19 KiB
JavaScript
10 lines
19 KiB
JavaScript
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/*!
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* Cropper v0.9.1
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* https://github.com/fengyuanchen/cropper
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*
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* Copyright (c) 2014-2015 Fengyuan Chen and contributors
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* Released under the MIT license
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*
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* Date: 2015-03-21T04:58:27.265Z
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*/
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!function(a){"function"==typeof define&&define.amd?define(["jquery"],a):a("object"==typeof exports?require("jquery"):jQuery)}(function(a){"use strict";function b(a){return"number"==typeof a}function c(a){return"undefined"==typeof a}function d(a,c){var d=[];return b(c)&&d.push(c),d.slice.apply(a,d)}function e(a,b){var c=d(arguments,2);return function(){return a.apply(b,c.concat(d(arguments)))}}function f(a){var b=a.match(/^(https?:)\/\/([^\:\/\?#]+):?(\d*)/i);return b&&(b[1]!==n.protocol||b[2]!==n.hostname||b[3]!==n.port)}function g(a){var b="timestamp="+(new Date).getTime();return a+(-1===a.indexOf("?")?"?":"&")+b}function h(a){return a?"rotate("+a+"deg)":"none"}function i(a,b){var c,d,e=P(a.degree)%180,f=(e>90?180-e:e)*Math.PI/180,g=Q(f),h=R(f),i=a.width,j=a.height,k=a.aspectRatio;return b?(c=i/(h+g/k),d=c/k):(c=i*h+j*g,d=i*g+j*h),{width:c,height:d}}function j(b,c){var d=a("<canvas>")[0],e=d.getContext("2d"),f=c.naturalWidth,g=c.naturalHeight,h=c.rotate,j=i({width:f,height:g,degree:h});return h?(d.width=j.width,d.height=j.height,e.save(),e.translate(j.width/2,j.height/2),e.rotate(h*Math.PI/180),e.drawImage(b,-f/2,-g/2,f,g),e.restore()):(d.width=f,d.height=g,e.drawImage(b,0,0,f,g)),d}function k(b,c){this.$element=a(b),this.options=a.extend({},k.DEFAULTS,a.isPlainObject(c)&&c),this.ready=!1,this.built=!1,this.rotated=!1,this.cropped=!1,this.disabled=!1,this.load()}var l=a(window),m=a(document),n=window.location,o=".cropper",p=/^(e|n|w|s|ne|nw|sw|se|all|crop|move|zoom)$/,q="cropper-modal",r="cropper-hide",s="cropper-hidden",t="cropper-invisible",u="cropper-move",v="cropper-crop",w="cropper-disabled",x="cropper-bg",y="mousedown touchstart",z="mousemove touchmove",A="mouseup mouseleave touchend touchleave touchcancel",B="wheel mousewheel DOMMouseScroll",C="dblclick",D="resize"+o,E="build"+o,F="built"+o,G="dragstart"+o,H="dragmove"+o,I="dragend"+o,J="zoomin"+o,K="zoomout"+o,L=a.isFunction(a("<canvas>")[0].getContext),M=Math.sqrt,N=Math.min,O=Math.max,P=Math.abs,Q=Math.sin,R=Math.cos,S=parseFloat,T={};T.load=function(b){var c,d,e,h=this.options,i=this.$element;b||(i.is("img")?b=i.prop("src"):i.is("canvas")&&L&&(b=i[0].toDataURL())),b&&(d=a.Event(E),i.one(E,h.build).trigger(d),d.isDefaultPrevented()||(h.checkImageOrigin&&f(b)&&(c=" crossOrigin",i.prop("crossOrigin")||(b=g(b))),this.$clone=e=a("<img>"),e.one("load",a.proxy(function(){var a=e.prop("naturalWidth")||e.width(),c=e.prop("naturalHeight")||e.height();this.image={naturalWidth:a,naturalHeight:c,aspectRatio:a/c,rotate:0},this.url=b,this.ready=!0,this.build()},this)).attr({src:b,crossOrigin:c}),e.addClass(r).insertAfter(i)))},T.build=function(){var b,c,d=this.$element,e=this.$clone,f=this.options;this.ready&&(this.built&&this.unbuild(),this.$cropper=b=a(k.TEMPLATE),d.addClass(s),e.removeClass(r),this.$container=d.parent().append(b),this.$canvas=b.find(".cropper-canvas").append(e),this.$dragBox=b.find(".cropper-drag-box"),this.$cropBox=c=b.find(".cropper-crop-box"),this.$viewBox=b.find(".cropper-view-box"),this.addListeners(),this.initPreview(),f.aspectRatio=S(f.aspectRatio)||0/0,f.autoCrop?(this.cropped=!0,f.modal&&this.$dragBox.addClass(q)):c.addClass(s),f.background&&b.addClass(x),f.highlight||c.find(".cropper-face").addClass(t),f.guides||c.find(".cropper-dashed").addClass(s),f.movable||c.find(".cropper-face").data("drag","move"),f.resizable||c.find(".cropper-line, .cropper-point").addClass(s),this.setDragMode(f.dragCrop?"crop":"move"),this.built=!0,this.render(),d.one(F,f.built).trigger(F))},T.unbuild=function(){this.built&&(this.built=!1,this.removeListeners(),this.$preview.empty(),this.$preview=null,this.$viewBox=null,this.$cropBox=null,this.$dragBox=null,this.$canvas=null,this.$container=null,this.$cropper.remove(),this.$cropper=null)},a.extend(T,{render:function(){this.initContainer(),this.initCanvas(),this.initCropBox()},initContainer:function(){var a=this.$element,b=this.$container,c=this.$cropper,d=this.options;c.addClass(s),a.removeClass(s),c.css(this.container={width:O(b.width(),S(d.minContainerWidth)||200),height:O(b.height(),S(d.minContainerHeight)||100)}),a
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