DzzOffice/static/atwho/js/jquery.caret.js

(function(){(function(factory){if (typeof define === 'function' && define.amd){return define(['jquery'],factory);}else{return factory(window.jQuery);}})(function($){"use strict";var EditableCaret,InputCaret,Mirror,Utils,discoveryIframeOf,methods,oDocument,oFrame,oWindow,pluginName,setContextBy;pluginName = 'caret';EditableCaret = (function(){function EditableCaret($inputor){this.$inputor = $inputor;this.domInputor = this.$inputor[0];}EditableCaret.prototype.setPos = function(pos){return this.domInputor;};EditableCaret.prototype.getIEPosition = function(){return this.getPosition();};EditableCaret.prototype.getPosition = function(){var inputor_offset,offset;offset = this.getOffset();inputor_offset = this.$inputor.offset();offset.left -= inputor_offset.left;offset.top -= inputor_offset.top;return offset;};EditableCaret.prototype.getOldIEPos = function(){var preCaretTextRange,textRange;textRange = oDocument.selection.createRange();preCaretTextRange = oDocument.body.createTextRange();preCaretTextRange.moveToElementText(this.domInputor);preCaretTextRange.setEndPoint("EndToEnd",textRange);return preCaretTextRange.text.length;};EditableCaret.prototype.getPos = function(){var clonedRange,pos,range;if (range = this.range()){clonedRange = range.cloneRange();clonedRange.selectNodeContents(this.domInputor);clonedRange.setEnd(range.endContainer,range.endOffset);pos = clonedRange.toString().length;clonedRange.detach();return pos;}else if (oDocument.selection){return this.getOldIEPos();}};EditableCaret.prototype.getOldIEOffset = function(){var range,rect;range = oDocument.selection.createRange().duplicate();range.moveStart("character",-1);rect = range.getBoundingClientRect();return{height:rect.bottom - rect.top,left:rect.left,top:rect.top};};EditableCaret.prototype.getOffset = function(pos){var clonedRange,offset,range,rect,shadowCaret;if (oWindow.getSelection && (range = this.range())){if (range.endOffset - 1 > 0 && range.endContainer === !this.domInputor){clonedRange = range.cloneRange();clonedRange.setStart(range.endContainer,range.endOffset - 1);clonedRange.setEnd(range.endContainer,range.endOffset);rect = clonedRange.getBoundingClientRect();offset ={height:rect.height,left:rect.left + rect.width,top:rect.top};clonedRange.detach();}if (!offset || (offset != null ? offset.height:void 0) === 0){clonedRange = range.cloneRange();shadowCaret = $(document.createTextNode("|"));clonedRange.insertNode(shadowCaret[0]);clonedRange.selectNode(shadowCaret[0]);rect = clonedRange.getBoundingClientRect();offset ={height:rect.height,left:rect.left,top:rect.top};shadowCaret.remove();clonedRange.detach();}}else if (oDocument.selection){offset = this.getOldIEOffset();}if (offset){offset.top += $(oWindow).scrollTop();offset.left += $(oWindow).scrollLeft();}return offset;};EditableCaret.prototype.range = function(){var sel;if (!oWindow.getSelection){return;}sel = oWindow.getSelection();if (sel.rangeCount > 0){return sel.getRangeAt(0);}else{return null;}};return EditableCaret;})();InputCaret = (function(){function InputCaret($inputor){this.$inputor = $inputor;this.domInputor = this.$inputor[0];}InputCaret.prototype.getIEPos = function(){var endRange,inputor,len,normalizedValue,pos,range,textInputRange;inputor = this.domInputor;range = oDocument.selection.createRange();pos = 0;if (range && range.parentElement() === inputor){normalizedValue = inputor.value.replace(/\r\n/g,"\n");len = normalizedValue.length;textInputRange = inputor.createTextRange();textInputRange.moveToBookmark(range.getBookmark());endRange = inputor.createTextRange();endRange.collapse(false);if (textInputRange.compareEndPoints("StartToEnd",endRange) > -1){pos = len;}else{pos = -textInputRange.moveStart("character",-len);}}return pos;};InputCaret.prototype.getPos = function(){if (oDocument.selection){return this.getIEPos();}else{return this.domInputor.selectionStart;}};InputCaret.prototype.setPos = function(pos){var inputor,range;inputor = this.domInputor;if (oDocument.selection){range = inputor.createTextRange();range.move("character",pos);range.select();}else if (inputor.setSelectionRange){inputor.setSelectionRange(pos,pos);}return inputor;};InputCaret.prototype.getIEOffset = function(pos){var h,textRange,x,y;textRange = this.domInputor.createTextRange();pos || (pos = this.getPos());textRange.move('character',pos);x = textRange.boundingLeft;y = textRange.boundingTop;h = textRange.boundingHeight;return{left:x,top:y,height:h};};InputCaret.prototype.getOffset = function(pos){var $inputor,offset,position;$inputor = this.$inputor;if (oDocument.selection){offset = this.getIEOffset(pos);offset.top += $(oWindow).scrollTop() + $inputor.scrollTop();offset.left += $(oWindow).scrollLeft() + $inputor.scrollLeft();return offset;}else{offset = $inputor.offset();position = this.getPosition(pos);return offset ={left:offset.left + position.left - $inputor.scrollLeft(),top:offset.top + position.top - $inputor.scrollTop(),height:position.height};}};InputCaret.prototype.getPosition = function(pos){var $inputor,at_rect,end_range,format,html,mirror,start_range;$inputor = this.$inputor;format = function(value){return $('<div></div>').text(value).html().replace(/\r\n|\r|\n/g,"<br/>").replace(/\s/g,"&nbsp;");};if (pos === void 0){pos = this.getPos();}start_range = $inputor.val().slice(0,pos);end_range = $inputor.val().slice(pos);html = "<span style='position:relative;display:inline;'>" + format(start_range) + "</span>";html += "<span id='caret' style='position:relative;display:inline;'>|</span>";html += "<span style='position:relative;display:inline;'>" + format(end_range) + "</span>";mirror = new Mirror($inputor);return at_rect = mirror.create(html).rect();};InputCaret.prototype.getIEPosition = function(pos){var h,inputorOffset,offset,x,y;offset = this.getIEOffset(pos);inputorOffset = this.$inputor.offset();x = offset.left - inputorOffset.left;y = offset.top - inputorOffset.top;h = offset.height;return{left:x,top:y,height:h};};return InputCaret;})();Mirror = (function(){Mirror.prototype.css_attr = ["borderBottomWidth","borderLeftWidth","borderRightWidth","borderTopStyle","borderRightStyle","borderBottomStyle","borderLeftStyle","borderTopWidth","boxSizing","fontFamily","fontSize","fontWeight","height","letterSpacing","lineHeight","marginBottom","marginLeft","marginRight","marginTop","outlineWidth","overflow","overflowX","overflowY","paddingBottom","paddingLeft","paddingRight","paddingTop","textAlign","textOverflow","textTransform","whiteSpace","wordBreak","wordWrap"];function Mirror($inputor){this.$inputor = $inputor;}Mirror.prototype.mirrorCss = function(){var css,_this = this;css ={position:'absolute',left:-9999,top:0,zIndex:-20000};if (this.$inputor.prop('tagName') === 'TEXTAREA'){this.css_attr.push('width');}$.each(this.css_attr,function(i,p){return css[p] = _this.$inputor.css(p);});return css;};Mirror.prototype.create = function(html){this.$mirror = $('<div></div>');this.$mirror.css(this.mirrorCss());this.$mirror.html(html);this.$inputor.after(this.$mirror);return this;};Mirror.prototype.rect = function(){var $flag,pos,rect;$flag = this.$mirror.find("#caret");pos = $flag.position();rect ={left:pos.left,top:pos.top,height:$flag.height()};this.$mirror.remove();return rect;};return Mirror;})();Utils ={contentEditable:function($inputor){return !!($inputor[0].contentEditable && $inputor[0].contentEditable === 'true');}};methods ={pos:function(pos){if (pos || pos === 0){return this.setPos(pos);}else{return this.getPos();}},position:function(pos){if (oDocument.selection){return this.getIEPosition(pos);}else{return this.getPosition(pos);}},offset:function(pos){var offset;offset = this.getOffset(pos);return offset;}};oDocument = null;oWindow = null;oFrame = null;setContextBy = function(settings){var iframe;if (iframe = settings != null ? settings.iframe:void 0){oFrame = iframe;oWindow = iframe.contentWindow;return oDocument = iframe.contentDocument || oWindow.document;}else{oFrame = void 0;oWindow = window;return oDocument = document;}};discoveryIframeOf = function($dom){var error;oDocument = $dom[0].ownerDocument;oWindow = oDocument.defaultView || oDocument.parentWindow;try{return oFrame = oWindow.frameElement;}catch (_error){error = _error;}};$.fn.caret = function(method,value,settings){var caret;if (methods[method]){if ($.isPlainObject(value)){setContextBy(value);value = void 0;}else{setContextBy(settings);}caret = Utils.contentEditable(this) ? new EditableCaret(this):new InputCaret(this);return methods[method].apply(caret,[value]);}else{return $.error("Method " + method + " does not exist on jQuery.caret");}};$.fn.caret.EditableCaret = EditableCaret;$.fn.caret.InputCaret = InputCaret;$.fn.caret.Utils = Utils;return $.fn.caret.apis = methods;});}).call(this);