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5 lines
6.2 KiB
JavaScript
5 lines
6.2 KiB
JavaScript
/*! jquery.caret 2016-02-27 */
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// * Licensed under the MIT license
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//* Copyright 2012, 2013 Andrew C. Dvorak
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//* https://github.com/acdvorak/jquery.caret
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!function(a,b){"function"==typeof define&&define.amd?define(["jquery"],function(c){return a.returnExportsGlobal=b(c)}):"object"==typeof exports?module.exports=b(require("jquery")):b(jQuery)}(this,function(a){"use strict";var b,c,d,e,f,g,h,i,j,k,l;k="caret",b=function(){function b(a){this.$inputor=a,this.domInputor=this.$inputor[0]}return b.prototype.setPos=function(a){var b,c,d,e;return(e=j.getSelection())&&(d=0,c=!1,(b=function(a,f){var g,i,j,k,l,m;for(l=f.childNodes,m=[],j=0,k=l.length;k>j&&(g=l[j],!c);j++)if(3===g.nodeType){if(d+g.length>=a){c=!0,i=h.createRange(),i.setStart(g,a-d),e.removeAllRanges(),e.addRange(i);break}m.push(d+=g.length)}else m.push(b(a,g));return m})(a,this.domInputor)),this.domInputor},b.prototype.getIEPosition=function(){return this.getPosition()},b.prototype.getPosition=function(){var a,b;return b=this.getOffset(),a=this.$inputor.offset(),b.left-=a.left,b.top-=a.top,b},b.prototype.getOldIEPos=function(){var a,b;return b=h.selection.createRange(),a=h.body.createTextRange(),a.moveToElementText(this.domInputor),a.setEndPoint("EndToEnd",b),a.text.length},b.prototype.getPos=function(){var a,b,c;return(c=this.range())?(a=c.cloneRange(),a.selectNodeContents(this.domInputor),a.setEnd(c.endContainer,c.endOffset),b=a.toString().length,a.detach(),b):h.selection?this.getOldIEPos():void 0},b.prototype.getOldIEOffset=function(){var a,b;return a=h.selection.createRange().duplicate(),a.moveStart("character",-1),b=a.getBoundingClientRect(),{height:b.bottom-b.top,left:b.left,top:b.top}},b.prototype.getOffset=function(){var b,c,d,e,f;return j.getSelection&&(d=this.range())?(d.endOffset-1>0&&d.endContainer!==this.domInputor&&(b=d.cloneRange(),b.setStart(d.endContainer,d.endOffset-1),b.setEnd(d.endContainer,d.endOffset),e=b.getBoundingClientRect(),c={height:e.height,left:e.left+e.width,top:e.top},b.detach()),c&&0!==(null!=c?c.height:void 0)||(b=d.cloneRange(),f=a(h.createTextNode("|")),b.insertNode(f[0]),b.selectNode(f[0]),e=b.getBoundingClientRect(),c={height:e.height,left:e.left,top:e.top},f.remove(),b.detach())):h.selection&&(c=this.getOldIEOffset()),c&&(c.top+=a(j).scrollTop(),c.left+=a(j).scrollLeft()),c},b.prototype.range=function(){var a;if(j.getSelection)return a=j.getSelection(),a.rangeCount>0?a.getRangeAt(0):null},b}(),c=function(){function b(a){this.$inputor=a,this.domInputor=this.$inputor[0]}return b.prototype.getIEPos=function(){var a,b,c,d,e,f,g;return b=this.domInputor,f=h.selection.createRange(),e=0,f&&f.parentElement()===b&&(d=b.value.replace(/\r\n/g,"\n"),c=d.length,g=b.createTextRange(),g.moveToBookmark(f.getBookmark()),a=b.createTextRange(),a.collapse(!1),e=g.compareEndPoints("StartToEnd",a)>-1?c:-g.moveStart("character",-c)),e},b.prototype.getPos=function(){return h.selection?this.getIEPos():this.domInputor.selectionStart},b.prototype.setPos=function(a){var b,c;return b=this.domInputor,h.selection?(c=b.createTextRange(),c.move("character",a),c.select()):b.setSelectionRange&&b.setSelectionRange(a,a),b},b.prototype.getIEOffset=function(a){var b,c,d,e;return c=this.domInputor.createTextRange(),a||(a=this.getPos()),c.move("character",a),d=c.boundingLeft,e=c.boundingTop,b=c.boundingHeight,{left:d,top:e,height:b}},b.prototype.getOffset=function(b){var c,d,e;return c=this.$inputor,h.selection?(d=this.getIEOffset(b),d.top+=a(j).scrollTop()+c.scrollTop(),d.left+=a(j).scrollLeft()+c.scrollLeft(),d):(d=c.offset(),e=this.getPosition(b),d={left:d.left+e.left-c.scrollLeft(),top:d.top+e.top-c.scrollTop(),height:e.height})},b.prototype.getPosition=function(a){var b,c,e,f,g,h,i;return b=this.$inputor,f=function(a){return a=a.replace(/<|>|`|"|&/g,"?").replace(/\r\n|\r|\n/g,"<br/>"),/firefox/i.test(navigator.userAgent)&&(a=a.replace(/\s/g," ")),a},void 0===a&&(a=this.getPos()),i=b.val().slice(0,a),e=b.val().slice(a),g="<span style='position: relative; display: inline;'>"+f(i)+"</span>",g+="<span id='caret' style='position: relative; display: inline;'>|</span>",g+="<span style='position: relative; display: inline;'>"+f(e)+"</span>",h=new d(b),c=h.create(g).rect()},b.prototype.getIEPosition=function(a){var b,c,d,e,f;return d=this.getIEOffset(a),c=this.$inputor.offset(),e=d.left-c.left,f=d.top-c.top,b=d.height,{left:e,top:f,height:b}},b}(),d=function(){function b(a){this.$inputor=a}return b.prototype.css_attr=["borderBottomWidth","borderLeftWidth","borderRightWidth","borderTopStyle","borderRightStyle","borderBottomStyle","borderLeftStyle","borderTopWidth","boxSizing","fontFamily","fontSize","fontWeight","height","letterSpacing","lineHeight","marginBottom","marginLeft","marginRight","marginTop","outlineWidth","overflow","overflowX","overflowY","paddingBottom","paddingLeft","paddingRight","paddingTop","textAlign","textOverflow","textTransform","whiteSpace","wordBreak","wordWrap"],b.prototype.mirrorCss=function(){var b,c=this;return b={position:"absolute",left:-9999,top:0,zIndex:-2e4},"TEXTAREA"===this.$inputor.prop("tagName")&&this.css_attr.push("width"),a.each(this.css_attr,function(a,d){return b[d]=c.$inputor.css(d)}),b},b.prototype.create=function(b){return this.$mirror=a("<div></div>"),this.$mirror.css(this.mirrorCss()),this.$mirror.html(b),this.$inputor.after(this.$mirror),this},b.prototype.rect=function(){var a,b,c;return a=this.$mirror.find("#caret"),b=a.position(),c={left:b.left,top:b.top,height:a.height()},this.$mirror.remove(),c},b}(),e={contentEditable:function(a){return!(!a[0].contentEditable||"true"!==a[0].contentEditable)}},g={pos:function(a){return a||0===a?this.setPos(a):this.getPos()},position:function(a){return h.selection?this.getIEPosition(a):this.getPosition(a)},offset:function(a){var b;return b=this.getOffset(a)}},h=null,j=null,i=null,l=function(a){var b;return(b=null!=a?a.iframe:void 0)?(i=b,j=b.contentWindow,h=b.contentDocument||j.document):(i=void 0,j=window,h=document)},f=function(a){var b;h=a[0].ownerDocument,j=h.defaultView||h.parentWindow;try{return i=j.frameElement}catch(c){b=c}},a.fn.caret=function(d,f,h){var i;return g[d]?(a.isPlainObject(f)?(l(f),f=void 0):l(h),i=e.contentEditable(this)?new b(this):new c(this),g[d].apply(i,[f])):a.error("Method "+d+" does not exist on jQuery.caret")},a.fn.caret.EditableCaret=b,a.fn.caret.InputCaret=c,a.fn.caret.Utils=e,a.fn.caret.apis=g});
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