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resizable.min.js

resizable.min.js 18 KB
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  1. /*! jQuery UI - v1.11.4 - 2015-03-13
    2. 

  2. * http://jqueryui.com
    3. 

  3. * Copyright jQuery Foundation and other contributors; Licensed MIT */
    4. 

  4. (function(t){"function"==typeof define&&define.amd?define(["jquery","./core","./mouse","./widget"],t):t(jQuery)})(function(t){return t.widget("ui.resizable",t.ui.mouse,{version:"1.11.4",widgetEventPrefix:"resize",options:{alsoResize:!1,animate:!1,animateDuration:"slow",animateEasing:"swing",aspectRatio:!1,autoHide:!1,containment:!1,ghost:!1,grid:!1,handles:"e,s,se",helper:!1,maxHeight:null,maxWidth:null,minHeight:10,minWidth:10,zIndex:90,resize:null,start:null,stop:null},_num:function(t){return parseInt(t,10)||0},_isNumber:function(t){return!isNaN(parseInt(t,10))},_hasScroll:function(e,i){if("hidden"===t(e).css("overflow"))return!1;var s=i&&"left"===i?"scrollLeft":"scrollTop",o=!1;return e[s]>0?!0:(e[s]=1,o=e[s]>0,e[s]=0,o)},_create:function(){var e,i,s,o,n,r=this,a=this.options;if(this.element.addClass("ui-resizable"),t.extend(this,{_aspectRatio:!!a.aspectRatio,aspectRatio:a.aspectRatio,originalElement:this.element,_proportionallyResizeElements:[],_helper:a.helper||a.ghost||a.animate?a.helper||"ui-resizable-helper":null}),this.element[0].nodeName.match(/^(canvas|textarea|input|select|button|img)$/i)&&(this.element.wrap(t("<div class='ui-wrapper' style='overflow: hidden;'></div>").css({position:this.element.css("position"),width:this.element.outerWidth(),height:this.element.outerHeight(),top:this.element.css("top"),left:this.element.css("left")})),this.element=this.element.parent().data("ui-resizable",this.element.resizable("instance")),this.elementIsWrapper=!0,this.element.css({marginLeft:this.originalElement.css("marginLeft"),marginTop:this.originalElement.css("marginTop"),marginRight:this.originalElement.css("marginRight"),marginBottom:this.originalElement.css("marginBottom")}),this.originalElement.css({marginLeft:0,marginTop:0,marginRight:0,marginBottom:0}),this.originalResizeStyle=this.originalElement.css("resize"),this.originalElement.css("resize","none"),this._proportionallyResizeElements.push(this.originalElement.css({position:"static",zoom:1,display:"block"})),this.originalElement.css({margin:this.originalElement.css("margin")}),this._proportionallyResize()),this.handles=a.handles||(t(".ui-resizable-handle",this.element).length?{n:".ui-resizable-n",e:".ui-resizable-e",s:".ui-resizable-s",w:".ui-resizable-w",se:".ui-resizable-se",sw:".ui-resizable-sw",ne:".ui-resizable-ne",nw:".ui-resizable-nw"}:"e,s,se"),this._handles=t(),this.handles.constructor===String)for("all"===this.handles&&(this.handles="n,e,s,w,se,sw,ne,nw"),e=this.handles.split(","),this.handles={},i=0;e.length>i;i++)s=t.trim(e[i]),n="ui-resizable-"+s,o=t("<div class='ui-resizable-handle "+n+"'></div>"),o.css({zIndex:a.zIndex}),"se"===s&&o.addClass("ui-icon ui-icon-gripsmall-diagonal-se"),this.handles[s]=".ui-resizable-"+s,this.element.append(o);this._renderAxis=function(e){var i,s,o,n;e=e||this.element;for(i in this.handles)this.handles[i].constructor===String?this.handles[i]=this.element.children(this.handles[i]).first().show():(this.handles[i].jquery||this.handles[i].nodeType)&&(this.handles[i]=t(this.handles[i]),this._on(this.handles[i],{mousedown:r._mouseDown})),this.elementIsWrapper&&this.originalElement[0].nodeName.match(/^(textarea|input|select|button)$/i)&&(s=t(this.handles[i],this.element),n=/sw|ne|nw|se|n|s/.test(i)?s.outerHeight():s.outerWidth(),o=["padding",/ne|nw|n/.test(i)?"Top":/se|sw|s/.test(i)?"Bottom":/^e$/.test(i)?"Right":"Left"].join(""),e.css(o,n),this._proportionallyResize()),this._handles=this._handles.add(this.handles[i])},this._renderAxis(this.element),this._handles=this._handles.add(this.element.find(".ui-resizable-handle")),this._handles.disableSelection(),this._handles.mouseover(function(){r.resizing||(this.className&&(o=this.className.match(/ui-resizable-(se|sw|ne|nw|n|e|s|w)/i)),r.axis=o&&o[1]?o[1]:"se")}),a.autoHide&&(this._handles.hide(),t(this.element).addClass("ui-resizable-autohide").mouseenter(function(){a.disabled||(t(this).removeClass("ui-resizable-autohide"),r._handles.show())}).mouseleave(function(){a.disabled||r.resizing||(t(this).addClass("ui-resizable-autohide"),r._handles.hide())})),this._mouseInit()},_destroy:function(){this._mouseDestroy();var e,i=function(e){t(e).removeClass("ui-resizable ui-resizable-disabled ui-resizable-resizing").removeData("resizable").removeData("ui-resizable").unbind(".resizable").find(".ui-resizable-handle").remove()};return this.elementIsWrapper&&(i(this.element),e=this.element,this.originalElement.css({position:e.css("position"),width:e.outerWidth(),height:e.outerHeight(),top:e.css("top"),left:e.css("left")}).insertAfter(e),e.remove()),this.originalElement.css("resize",this.originalResizeStyle),i(this.originalElement),this},_mouseCapture:function(e){var i,s,o=!1;for(i in this.handles)s=t(this.handles[i])[0],(s===e.target||t.contains(s,e.target))&&(o=!0);return!this.options.disabled&&o},_mouseStart:function(e){var i,s,o,n=this.options,r=this.element;return this.resizing=!0,this._renderProxy(),i=this._num(this.helper.css("left")),s=this._num(this.helper.css("top")),n.containment&&(i+=t(n.containment).scrollLeft()||0,s+=t(n.containment).scrollTop()||0),this.offset=this.helper.offset(),this.position={left:i,top:s},this.size=this._helper?{width:this.helper.width(),height:this.helper.height()}:{width:r.width(),height:r.height()},this.originalSize=this._helper?{width:r.outerWidth(),height:r.outerHeight()}:{width:r.width(),height:r.height()},this.sizeDiff={width:r.outerWidth()-r.width(),height:r.outerHeight()-r.height()},this.originalPosition={left:i,top:s},this.originalMousePosition={left:e.pageX,top:e.pageY},this.aspectRatio="number"==typeof n.aspectRatio?n.aspectRatio:this.originalSize.width/this.originalSize.height||1,o=t(".ui-resizable-"+this.axis).css("cursor"),t("body").css("cursor","auto"===o?this.axis+"-resize":o),r.addClass("ui-resizable-resizing"),this._propagate("start",e),!0},_mouseDrag:function(e){var i,s,o=this.originalMousePosition,n=this.axis,r=e.pageX-o.left||0,a=e.pageY-o.top||0,h=this._change[n];return this._updatePrevProperties(),h?(i=h.apply(this,[e,r,a]),this._updateVirtualBoundaries(e.shiftKey),(this._aspectRatio||e.shiftKey)&&(i=this._updateRatio(i,e)),i=this._respectSize(i,e),this._updateCache(i),this._propagate("resize",e),s=this._applyChanges(),!this._helper&&this._proportionallyResizeElements.length&&this._proportionallyResize(),t.isEmptyObject(s)||(this._updatePrevProperties(),this._trigger("resize",e,this.ui()),this._applyChanges()),!1):!1},_mouseStop:function(e){this.resizing=!1;var i,s,o,n,r,a,h,l=this.options,p=this;return this._helper&&(i=this._proportionallyResizeElements,s=i.length&&/textarea/i.test(i[0].nodeName),o=s&&this._hasScroll(i[0],"left")?0:p.sizeDiff.height,n=s?0:p.sizeDiff.width,r={width:p.helper.width()-n,height:p.helper.height()-o},a=parseInt(p.element.css("left"),10)+(p.position.left-p.originalPosition.left)||null,h=parseInt(p.element.css("top"),10)+(p.position.top-p.originalPosition.top)||null,l.animate||this.element.css(t.extend(r,{top:h,left:a})),p.helper.height(p.size.height),p.helper.width(p.size.width),this._helper&&!l.animate&&this._proportionallyResize()),t("body").css("cursor","auto"),this.element.removeClass("ui-resizable-resizing"),this._propagate("stop",e),this._helper&&this.helper.remove(),!1},_updatePrevProperties:function(){this.prevPosition={top:this.position.top,left:this.position.left},this.prevSize={width:this.size.width,height:this.size.height}},_applyChanges:function(){var t={};return this.position.top!==this.prevPosition.top&&(t.top=this.position.top+"px"),this.position.left!==this.prevPosition.left&&(t.left=this.position.left+"px"),this.size.width!==this.prevSize.width&&(t.width=this.size.width+"px"),this.size.height!==this.prevSize.height&&(t.height=this.size.height+"px"),this.helper.css(t),t},_updateVirtualBoundaries:function(t){var e,i,s,o,n,r=this.options;n={minWidth:this._isNumber(r.minWidth)?r.minWidth:0,maxWidth:this._isNumber(r.maxWidth)?r.maxWidth:1/0,minHeight:this._isNumber(r.minHeight)?r.minHeight:0,maxHeight:this._isNumber(r.maxHeight)?r.maxHeight:1/0},(this._aspectRatio||t)&&(e=n.minHeight*this.aspectRatio,s=n.minWidth/this.aspectRatio,i=n.maxHeight*this.aspectRatio,o=n.maxWidth/this.aspectRatio,e>n.minWidth&&(n.minWidth=e),s>n.minHeight&&(n.minHeight=s),n.maxWidth>i&&(n.maxWidth=i),n.maxHeight>o&&(n.maxHeight=o)),this._vBoundaries=n},_updateCache:function(t){this.offset=this.helper.offset(),this._isNumber(t.left)&&(this.position.left=t.left),this._isNumber(t.top)&&(this.position.top=t.top),this._isNumber(t.height)&&(this.size.height=t.height),this._isNumber(t.width)&&(this.size.width=t.width)},_updateRatio:function(t){var e=this.position,i=this.size,s=this.axis;return this._isNumber(t.height)?t.width=t.height*this.aspectRatio:this._isNumber(t.width)&&(t.height=t.width/this.aspectRatio),"sw"===s&&(t.left=e.left+(i.width-t.width),t.top=null),"nw"===s&&(t.top=e.top+(i.height-t.height),t.left=e.left+(i.width-t.width)),t},_respectSize:function(t){var e=this._vBoundaries,i=this.axis,s=this._isNumber(t.width)&&e.maxWidth&&e.maxWidth<t.width,o=this._isNumber(t.height)&&e.maxHeight&&e.maxHeight<t.height,n=this._isNumber(t.width)&&e.minWidth&&e.minWidth>t.width,r=this._isNumber(t.height)&&e.minHeight&&e.minHeight>t.height,a=this.originalPosition.left+this.originalSize.width,h=this.position.top+this.size.height,l=/sw|nw|w/.test(i),p=/nw|ne|n/.test(i);return n&&(t.width=e.minWidth),r&&(t.height=e.minHeight),s&&(t.width=e.maxWidth),o&&(t.height=e.maxHeight),n&&l&&(t.left=a-e.minWidth),s&&l&&(t.left=a-e.maxWidth),r&&p&&(t.top=h-e.minHeight),o&&p&&(t.top=h-e.maxHeight),t.width||t.height||t.left||!t.top?t.width||t.height||t.top||!t.left||(t.left=null):t.top=null,t},_getPaddingPlusBorderDimensions:function(t){for(var e=0,i=[],s=[t.css("borderTopWidth"),t.css("borderRightWidth"),t.css("borderBottomWidth"),t.css("borderLeftWidth")],o=[t.css("paddingTop"),t.css("paddingRight"),t.css("paddingBottom"),t.css("paddingLeft")];4>e;e++)i[e]=parseInt(s[e],10)||0,i[e]+=parseInt(o[e],10)||0;return{height:i[0]+i[2],width:i[1]+i[3]}},_proportionallyResize:function(){if(this._proportionallyResizeElements.length)for(var t,e=0,i=this.helper||this.element;this._proportionallyResizeElements.length>e;e++)t=this._proportionallyResizeElements[e],this.outerDimensions||(this.outerDimensions=this._getPaddingPlusBorderDimensions(t)),t.css({height:i.height()-this.outerDimensions.height||0,width:i.width()-this.outerDimensions.width||0})},_renderProxy:function(){var e=this.element,i=this.options;this.elementOffset=e.offset(),this._helper?(this.helper=this.helper||t("<div style='overflow:hidden;'></div>"),this.helper.addClass(this._helper).css({width:this.element.outerWidth()-1,height:this.element.outerHeight()-1,position:"absolute",left:this.elementOffset.left+"px",top:this.elementOffset.top+"px",zIndex:++i.zIndex}),this.helper.appendTo("body").disableSelection()):this.helper=this.element},_change:{e:function(t,e){return{width:this.originalSize.width+e}},w:function(t,e){var i=this.originalSize,s=this.originalPosition;return{left:s.left+e,width:i.width-e}},n:function(t,e,i){var s=this.originalSize,o=this.originalPosition;return{top:o.top+i,height:s.height-i}},s:function(t,e,i){return{height:this.originalSize.height+i}},se:function(e,i,s){return t.extend(this._change.s.apply(this,arguments),this._change.e.apply(this,[e,i,s]))},sw:function(e,i,s){return t.extend(this._change.s.apply(this,arguments),this._change.w.apply(this,[e,i,s]))},ne:function(e,i,s){return t.extend(this._change.n.apply(this,arguments),this._change.e.apply(this,[e,i,s]))},nw:function(e,i,s){return t.extend(this._change.n.apply(this,arguments),this._change.w.apply(this,[e,i,s]))}},_propagate:function(e,i){t.ui.plugin.call(this,e,[i,this.ui()]),"resize"!==e&&this._trigger(e,i,this.ui())},plugins:{},ui:function(){return{originalElement:this.originalElement,element:this.element,helper:this.helper,position:this.position,size:this.size,originalSize:this.originalSize,originalPosition:this.originalPosition}}}),t.ui.plugin.add("resizable","animate",{stop:function(e){var i=t(this).resizable("instance"),s=i.options,o=i._proportionallyResizeElements,n=o.length&&/textarea/i.test(o[0].nodeName),r=n&&i._hasScroll(o[0],"left")?0:i.sizeDiff.height,a=n?0:i.sizeDiff.width,h={width:i.size.width-a,height:i.size.height-r},l=parseInt(i.element.css("left"),10)+(i.position.left-i.originalPosition.left)||null,p=parseInt(i.element.css("top"),10)+(i.position.top-i.originalPosition.top)||null;i.element.animate(t.extend(h,p&&l?{top:p,left:l}:{}),{duration:s.animateDuration,easing:s.animateEasing,step:function(){var s={width:parseInt(i.element.css("width"),10),height:parseInt(i.element.css("height"),10),top:parseInt(i.element.css("top"),10),left:parseInt(i.element.css("left"),10)};o&&o.length&&t(o[0]).css({width:s.width,height:s.height}),i._updateCache(s),i._propagate("resize",e)}})}}),t.ui.plugin.add("resizable","containment",{start:function(){var e,i,s,o,n,r,a,h=t(this).resizable("instance"),l=h.options,p=h.element,d=l.containment,c=d instanceof t?d.get(0):/parent/.test(d)?p.parent().get(0):d;c&&(h.containerElement=t(c),/document/.test(d)||d===document?(h.containerOffset={left:0,top:0},h.containerPosition={left:0,top:0},h.parentData={element:t(document),left:0,top:0,width:t(document).width(),height:t(document).height()||document.body.parentNode.scrollHeight}):(e=t(c),i=[],t(["Top","Right","Left","Bottom"]).each(function(t,s){i[t]=h._num(e.css("padding"+s))}),h.containerOffset=e.offset(),h.containerPosition=e.position(),h.containerSize={height:e.innerHeight()-i[3],width:e.innerWidth()-i[1]},s=h.containerOffset,o=h.containerSize.height,n=h.containerSize.width,r=h._hasScroll(c,"left")?c.scrollWidth:n,a=h._hasScroll(c)?c.scrollHeight:o,h.parentData={element:c,left:s.left,top:s.top,width:r,height:a}))},resize:function(e){var i,s,o,n,r=t(this).resizable("instance"),a=r.options,h=r.containerOffset,l=r.position,p=r._aspectRatio||e.shiftKey,d={top:0,left:0},c=r.containerElement,u=!0;c[0]!==document&&/static/.test(c.css("position"))&&(d=h),l.left<(r._helper?h.left:0)&&(r.size.width=r.size.width+(r._helper?r.position.left-h.left:r.position.left-d.left),p&&(r.size.height=r.size.width/r.aspectRatio,u=!1),r.position.left=a.helper?h.left:0),l.top<(r._helper?h.top:0)&&(r.size.height=r.size.height+(r._helper?r.position.top-h.top:r.position.top),p&&(r.size.width=r.size.height*r.aspectRatio,u=!1),r.position.top=r._helper?h.top:0),o=r.containerElement.get(0)===r.element.parent().get(0),n=/relative|absolute/.test(r.containerElement.css("position")),o&&n?(r.offset.left=r.parentData.left+r.position.left,r.offset.top=r.parentData.top+r.position.top):(r.offset.left=r.element.offset().left,r.offset.top=r.element.offset().top),i=Math.abs(r.sizeDiff.width+(r._helper?r.offset.left-d.left:r.offset.left-h.left)),s=Math.abs(r.sizeDiff.height+(r._helper?r.offset.top-d.top:r.offset.top-h.top)),i+r.size.width>=r.parentData.width&&(r.size.width=r.parentData.width-i,p&&(r.size.height=r.size.width/r.aspectRatio,u=!1)),s+r.size.height>=r.parentData.height&&(r.size.height=r.parentData.height-s,p&&(r.size.width=r.size.height*r.aspectRatio,u=!1)),u||(r.position.left=r.prevPosition.left,r.position.top=r.prevPosition.top,r.size.width=r.prevSize.width,r.size.height=r.prevSize.height)},stop:function(){var e=t(this).resizable("instance"),i=e.options,s=e.containerOffset,o=e.containerPosition,n=e.containerElement,r=t(e.helper),a=r.offset(),h=r.outerWidth()-e.sizeDiff.width,l=r.outerHeight()-e.sizeDiff.height;e._helper&&!i.animate&&/relative/.test(n.css("position"))&&t(this).css({left:a.left-o.left-s.left,width:h,height:l}),e._helper&&!i.animate&&/static/.test(n.css("position"))&&t(this).css({left:a.left-o.left-s.left,width:h,height:l})}}),t.ui.plugin.add("resizable","alsoResize",{start:function(){var e=t(this).resizable("instance"),i=e.options;t(i.alsoResize).each(function(){var e=t(this);e.data("ui-resizable-alsoresize",{width:parseInt(e.width(),10),height:parseInt(e.height(),10),left:parseInt(e.css("left"),10),top:parseInt(e.css("top"),10)})})},resize:function(e,i){var s=t(this).resizable("instance"),o=s.options,n=s.originalSize,r=s.originalPosition,a={height:s.size.height-n.height||0,width:s.size.width-n.width||0,top:s.position.top-r.top||0,left:s.position.left-r.left||0};t(o.alsoResize).each(function(){var e=t(this),s=t(this).data("ui-resizable-alsoresize"),o={},n=e.parents(i.originalElement[0]).length?["width","height"]:["width","height","top","left"];t.each(n,function(t,e){var i=(s[e]||0)+(a[e]||0);i&&i>=0&&(o[e]=i||null)}),e.css(o)})},stop:function(){t(this).removeData("resizable-alsoresize")}}),t.ui.plugin.add("resizable","ghost",{start:function(){var e=t(this).resizable("instance"),i=e.options,s=e.size;e.ghost=e.originalElement.clone(),e.ghost.css({opacity:.25,display:"block",position:"relative",height:s.height,width:s.width,margin:0,left:0,top:0}).addClass("ui-resizable-ghost").addClass("string"==typeof i.ghost?i.ghost:""),e.ghost.appendTo(e.helper)},resize:function(){var e=t(this).resizable("instance");e.ghost&&e.ghost.css({position:"relative",height:e.size.height,width:e.size.width})},stop:function(){var e=t(this).resizable("instance");e.ghost&&e.helper&&e.helper.get(0).removeChild(e.ghost.get(0))}}),t.ui.plugin.add("resizable","grid",{resize:function(){var e,i=t(this).resizable("instance"),s=i.options,o=i.size,n=i.originalSize,r=i.originalPosition,a=i.axis,h="number"==typeof s.grid?[s.grid,s.grid]:s.grid,l=h[0]||1,p=h[1]||1,d=Math.round((o.width-n.width)/l)*l,c=Math.round((o.height-n.height)/p)*p,u=n.width+d,f=n.height+c,g=s.maxWidth&&u>s.maxWidth,m=s.maxHeight&&f>s.maxHeight,v=s.minWidth&&s.minWidth>u,_=s.minHeight&&s.minHeight>f;s.grid=h,v&&(u+=l),_&&(f+=p),g&&(u-=l),m&&(f-=p),/^(se|s|e)$/.test(a)?(i.size.width=u,i.size.height=f):/^(ne)$/.test(a)?(i.size.width=u,i.size.height=f,i.position.top=r.top-c):/^(sw)$/.test(a)?(i.size.width=u,i.size.height=f,i.position.left=r.left-d):((0>=f-p||0>=u-l)&&(e=i._getPaddingPlusBorderDimensions(this)),f-p>0?(i.size.height=f,i.position.top=r.top-c):(f=p-e.height,i.size.height=f,i.position.top=r.top+n.height-f),u-l>0?(i.size.width=u,i.position.left=r.left-d):(u=l-e.width,i.size.width=u,i.position.left=r.left+n.width-u))}}),t.ui.resizable});
    5.