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							- 	window.onload = function () {
 
- 			var paper = Raphael("holder");
 
- 			//var curve = paper.ellipse(100, 100, 1, 1).attr({"stroke-width": 0, fill: Color.red});
 
- 			
 
- 			var text = "Betty Botter bought some butter but, she said, the butter's bitter. If I put it in my batter, it will make my batter bitter. But a bit of better butter will make my batter better. So, she bought a bit of butter, better than her bitter butter, and she put it in her batter, and the batter was not bitter. It was better Betty Botter bought a bit better butter.";
 
- 			var font = {font: "11px Arial", "font-style":"italic", opacity: 1, "fill": LABEL_COLOR, stroke: LABEL_COLOR, "stroke-width":.3};
 
- 			var font = {font: "11px Arial", opacity: 1, "fill": LABEL_COLOR};
 
- 			var boxWidth = 100
 
- 			
 
- 			var AttributedStringIterator = function(text){
 
- 				//this.text = this.rtrim(this.ltrim(text));
 
- 				text = text.replace(/(\s)+/, " ");
 
- 				this.text = this.rtrim(text);
 
- 				/*
 
- 				if (beginIndex < 0 || beginIndex > endIndex || endIndex > length()) {
 
- 					throw new IllegalArgumentException("Invalid substring range");
 
- 				}
 
- 				*/
 
- 				this.beginIndex = 0;
 
- 				this.endIndex = this.text.length;
 
- 				this.currentIndex = this.beginIndex;
 
- 				
 
- 				//console.group("[AttributedStringIterator]");
 
- 				var i = 0;
 
- 				var string = this.text;
 
- 				var fullPos = 0;
 
- 				
 
- 				//console.log("string: \"" + string + "\", length: " + string.length);
 
- 				this.startWordOffsets = [];
 
- 				this.startWordOffsets.push(fullPos);
 
- 				
 
- 				// TODO: remove i 1000
 
- 				while (i<1000) {
 
- 					var pos = string.search(/[ \t\n\f-\.\,]/);
 
- 					if (pos == -1)
 
- 						break;
 
- 					
 
- 					// whitespace start
 
- 					fullPos += pos;
 
- 					string = string.substr(pos);
 
- 					////console.log("fullPos: " + fullPos + ", pos: " + pos +  ", string: ", string);
 
- 					
 
- 					// remove whitespaces
 
- 					var pos = string.search(/[^ \t\n\f-\.\,]/);
 
- 					if (pos == -1)
 
- 						break;
 
- 						
 
- 					// whitespace end
 
- 					fullPos += pos;
 
- 					string = string.substr(pos);
 
- 					
 
- 					////console.log("fullPos: " + fullPos);
 
- 					this.startWordOffsets.push(fullPos);
 
- 					
 
- 					i++;
 
- 				}
 
- 				//console.log("startWordOffsets: ", this.startWordOffsets);
 
- 				//console.groupEnd();
 
- 			};
 
- 			AttributedStringIterator.prototype = {
 
- 				getEndIndex: function(pos){
 
- 					if (typeof(pos) == "undefined")
 
- 						return this.endIndex;
 
- 						
 
- 					var string = this.text.substr(pos, this.endIndex - pos);
 
- 					
 
- 					var posEndOfLine = string.search(/[\n]/);
 
- 					if (posEndOfLine == -1)
 
- 						return this.endIndex;
 
- 					else
 
- 						return pos + posEndOfLine;
 
- 				},
 
- 				getBeginIndex: function(){
 
- 					return this.beginIndex;
 
- 				},
 
- 				isWhitespace: function(pos){
 
- 					var str = this.text[pos];
 
- 					var whitespaceChars = " \t\n\f";
 
- 					
 
- 					return (whitespaceChars.indexOf(str) != -1);
 
- 				},
 
- 				isNewLine: function(pos){
 
- 					var str = this.text[pos];
 
- 					var whitespaceChars = "\n";
 
- 					
 
- 					return (whitespaceChars.indexOf(str) != -1);
 
- 				},
 
- 				preceding: function(pos){
 
- 					//console.group("[AttributedStringIterator.preceding]");
 
- 					for(var i in this.startWordOffsets) {
 
- 						var startWordOffset = this.startWordOffsets[i];
 
- 						if (pos < startWordOffset && i>0) {
 
- 							//console.log("startWordOffset: " + this.startWordOffsets[i-1]);
 
- 							//console.groupEnd();
 
- 							return this.startWordOffsets[i-1];
 
- 						}
 
- 					}
 
- 					//console.log("pos: " + pos);
 
- 					//console.groupEnd();
 
- 					return this.startWordOffsets[i];
 
- 				},
 
- 				following: function(pos){
 
- 					//console.group("[AttributedStringIterator.following]");
 
- 					for(var i in this.startWordOffsets) {
 
- 						var startWordOffset = this.startWordOffsets[i];
 
- 						if (pos < startWordOffset && i>0) {
 
- 							//console.log("startWordOffset: " + this.startWordOffsets[i]);
 
- 							//console.groupEnd();
 
- 							return this.startWordOffsets[i];
 
- 						}
 
- 					}
 
- 					//console.log("pos: " + pos);
 
- 					//console.groupEnd();
 
- 					return this.startWordOffsets[i];
 
- 				},
 
- 				ltrim: function(str){
 
- 					var patt2=/^\s+/g;
 
- 					return str.replace(patt2, "");
 
- 				}, 
 
- 				rtrim: function(str){
 
- 					var patt2=/\s+$/g;
 
- 					return str.replace(patt2, "");
 
- 				},
 
- 				getLayout: function(start, limit){
 
- 					return this.text.substr(start, limit - start);
 
- 				},
 
- 				getCharAtPos: function(pos) {
 
- 					return this.text[pos];
 
- 				}
 
- 			};
 
- 			
 
- 			/*
 
- 			var TextMeasurer = function(paper, text, fontAttrs){
 
- 				this.text = text;
 
- 				this.paper = paper;
 
- 				this.fontAttrs = fontAttrs;
 
- 				
 
- 				this.fStart = this.text.getBeginIndex();
 
- 			};
 
- 			TextMeasurer.prototype = {
 
- 				getLineBreakIndex: function(start, maxAdvance){
 
- 					var localStart = start - this.fStart;
 
- 				},
 
- 				getLayout: function(){
 
- 				}
 
- 			}
 
- 			*/
 
- 			
 
- 			
 
- 			var LineBreakMeasurer = function(paper, text, fontAttrs){
 
- 				this.paper = paper;
 
- 				this.text = new AttributedStringIterator(text);
 
- 				this.fontAttrs = fontAttrs;
 
- 				
 
- 				if (this.text.getEndIndex() - this.text.getBeginIndex() < 1) {
 
- 					throw {message: "Text must contain at least one character.", code: "IllegalArgumentException"};
 
- 				}
 
- 				
 
- 				//this.measurer = new TextMeasurer(paper, this.text, this.fontAttrs);
 
- 				this.limit = this.text.getEndIndex();
 
- 				this.pos = this.start = this.text.getBeginIndex();
 
- 				
 
- 				this.rafaelTextObject = this.paper.text(100, 100, this.text.text).attr(fontAttrs).attr("text-anchor", "start");
 
- 				this.svgTextObject = this.rafaelTextObject[0];
 
- 			};
 
- 			LineBreakMeasurer.prototype = {
 
- 				nextOffset: function(wrappingWidth, offsetLimit, requireNextWord) {
 
- 					//console.group("[nextOffset]");
 
- 					var nextOffset = this.pos;
 
- 					if (this.pos < this.limit) {
 
- 						if (offsetLimit <= this.pos) {
 
- 							throw {message: "offsetLimit must be after current position", code: "IllegalArgumentException"};
 
- 						}
 
- 						
 
- 						var charAtMaxAdvance = this.getLineBreakIndex(this.pos, wrappingWidth);
 
- 						//charAtMaxAdvance --;
 
- 						//console.log("charAtMaxAdvance:", charAtMaxAdvance, ", [" + this.text.getCharAtPos(charAtMaxAdvance) + "]");
 
- 						
 
- 						if (charAtMaxAdvance == this.limit) {
 
- 							nextOffset = this.limit;
 
- 							//console.log("charAtMaxAdvance == this.limit");
 
- 						} else if (this.text.isNewLine(charAtMaxAdvance)) {
 
- 							console.log("isNewLine");
 
- 							nextOffset = charAtMaxAdvance+1;
 
- 						} else if (this.text.isWhitespace(charAtMaxAdvance)) {
 
- 							// TODO: find next noSpaceChar
 
- 							//return nextOffset;
 
- 							nextOffset = this.text.following(charAtMaxAdvance);
 
- 						} else {
 
- 							// Break is in a word;  back up to previous break.
 
- 							/*
 
- 							var testPos = charAtMaxAdvance + 1;
 
- 							if (testPos == this.limit) {
 
- 								console.error("hbz...");
 
- 							} else {
 
- 								nextOffset = this.text.preceding(charAtMaxAdvance);
 
- 							}
 
- 							*/
 
- 							nextOffset = this.text.preceding(charAtMaxAdvance);
 
- 							
 
- 							if (nextOffset <= this.pos) {
 
- 								nextOffset = Math.max(this.pos+1, charAtMaxAdvance);
 
- 							}
 
- 						}
 
- 					}
 
- 					if (nextOffset > offsetLimit) {
 
- 						nextOffset = offsetLimit;
 
- 					}
 
- 					//console.log("nextOffset: " + nextOffset);
 
- 					//console.groupEnd();
 
- 					return nextOffset;
 
- 				},
 
- 				nextLayout: function(wrappingWidth) {
 
- 					//console.groupCollapsed("[nextLayout]");
 
- 					if (this.pos < this.limit) {
 
- 						var requireNextWord = false;
 
- 						var layoutLimit = this.nextOffset(wrappingWidth, this.limit, requireNextWord);
 
- 						//console.log("layoutLimit:", layoutLimit);
 
- 						if (layoutLimit == this.pos) {
 
- 							//console.groupEnd();
 
- 							return null;
 
- 						}
 
- 						var result = this.text.getLayout(this.pos, layoutLimit);
 
- 						//console.log("layout: \"" + result + "\"");
 
- 						
 
- 						// remove end of line
 
- 						
 
- 						//var posEndOfLine = this.text.getEndIndex(this.pos);
 
- 						//if (posEndOfLine < result.length)
 
- 						//	result = result.substr(0, posEndOfLine);
 
- 						
 
- 						this.pos = layoutLimit;
 
- 						
 
- 						//console.groupEnd();
 
- 						return result;
 
- 					} else {
 
- 						//console.groupEnd();
 
- 						return null;
 
- 					}
 
- 				},
 
- 				getLineBreakIndex: function(pos, wrappingWidth) {
 
- 					//console.group("[getLineBreakIndex]");
 
- 					//console.log("pos:"+pos + ", text: \""+ this.text.text.replace(/\n/g, "_").substr(pos, 1) + "\"");
 
- 					
 
- 					var bb = this.rafaelTextObject.getBBox();
 
- 					
 
- 					var charNum = -1;
 
- 					try {
 
- 						var svgPoint = this.svgTextObject.getStartPositionOfChar(pos);
 
- 						//var dot = this.paper.ellipse(svgPoint.x, svgPoint.y, 1, 1).attr({"stroke-width": 0, fill: Color.blue});
 
- 						svgPoint.x = svgPoint.x + wrappingWidth;
 
- 						//svgPoint.y = bb.y;
 
- 						//console.log("svgPoint:", svgPoint);
 
- 					
 
- 						//var dot = this.paper.ellipse(svgPoint.x, svgPoint.y, 1, 1).attr({"stroke-width": 0, fill: Color.red});
 
- 					
 
- 						charNum = this.svgTextObject.getCharNumAtPosition(svgPoint);
 
- 					} catch (e){
 
- 						console.warn("getStartPositionOfChar error, pos:" + pos);
 
- 						/*
 
- 						var testPos = pos + 1;
 
- 						if (testPos < this.limit) {
 
- 							return testPos
 
- 						}
 
- 						*/
 
- 					}
 
- 					//console.log("charNum:", charNum);
 
- 					if (charNum == -1) {
 
- 						//console.groupEnd();
 
- 						return this.text.getEndIndex(pos);
 
- 					} else {
 
- 						// When case there is new line between pos and charnum then use this new line
 
- 						var newLineIndex = this.text.getEndIndex(pos);
 
- 						if (newLineIndex < charNum ) {
 
- 							console.log("newLineIndex <= charNum, newLineIndex:"+newLineIndex+", charNum:"+charNum, "\"" + this.text.text.substr(newLineIndex+1).replace(/\n/g, "↵") + "\"");
 
- 							//console.groupEnd();
 
- 							
 
- 							return newLineIndex;
 
- 						}
 
- 							
 
- 						//var charAtMaxAdvance  = this.text.text.substring(charNum, charNum + 1);
 
- 						var charAtMaxAdvance  = this.text.getCharAtPos(charNum);
 
- 						//console.log("!!charAtMaxAdvance: " + charAtMaxAdvance);
 
- 						//console.groupEnd();
 
- 						return charNum;
 
- 					}
 
- 				}, 
 
- 				getPosition: function() {
 
- 					return this.pos;
 
- 				}
 
- 			};
 
- 			
 
- 			
 
- 			
 
- 			// ******
 
- 			function drawMultilineText(text, x, y, boxWidth, boxHeight, options) {
 
- 				var TEXT_PADDING = 3;
 
- 				var width = boxWidth - (2 * TEXT_PADDING);
 
- 				if (boxHeight)
 
- 					var height = boxHeight - (2 * TEXT_PADDING);
 
- 			
 
- 				var layouts = [];
 
- 				
 
- 				var measurer = new LineBreakMeasurer(paper, text, font);
 
- 				var lineHeight = measurer.rafaelTextObject.getBBox().height;
 
- 				console.log("text: ", text.replace(/\n/g, "↵"));
 
- 				
 
- 				if (height) {
 
- 					var availableLinesCount = parseInt(height/lineHeight);
 
- 					console.log("availableLinesCount: " + availableLinesCount);
 
- 				}
 
- 				
 
- 				var i = 1;
 
- 				while (measurer.getPosition() < measurer.text.getEndIndex()) {
 
- 					var layout = measurer.nextLayout(width);
 
- 					//console.log("LAYOUT: " + layout + ", getPosition: " + measurer.getPosition());
 
- 					
 
- 					if (layout != null) {
 
- 						if (!availableLinesCount || i < availableLinesCount) {
 
- 							layouts.push(layout);
 
- 						} else {
 
- 							layouts.push(fitTextToWidth(layout + "...", boxWidth));
 
- 							break;
 
- 						}
 
- 					}
 
- 					i++;
 
- 				};
 
- 				console.log(layouts);
 
- 				
 
- 				measurer.rafaelTextObject.attr({"text": layouts.join("\n")});
 
- 				//measurer.rafaelTextObject.attr({"text-anchor": "end"});
 
- 				//measurer.rafaelTextObject.attr({"text-anchor": "middle"});
 
- 				if (options)
 
- 					measurer.rafaelTextObject.attr({"text-anchor": options["text-anchor"]});
 
- 					
 
- 				var bb = measurer.rafaelTextObject.getBBox();
 
- 				//measurer.rafaelTextObject.attr({"x": x + boxWidth/2});
 
- 				if (options["vertical-align"] == "top")
 
- 					measurer.rafaelTextObject.attr({"y": y + bb.height/2 + TEXT_PADDING});
 
- 				else
 
- 					measurer.rafaelTextObject.attr({"y": y + height/2});
 
- 				//var bb = measurer.rafaelTextObject.getBBox();
 
- 				
 
- 				if (measurer.rafaelTextObject.attr("text-anchor") == "middle" )
 
- 					measurer.rafaelTextObject.attr("x",  x + boxWidth/2 + TEXT_PADDING/2);
 
- 				else if (measurer.rafaelTextObject.attr("text-anchor") == "end" )
 
- 					measurer.rafaelTextObject.attr("x",  x + boxWidth + TEXT_PADDING/2);
 
- 				else 
 
- 					measurer.rafaelTextObject.attr("x", x + boxWidth/2 - bb.width/2 + TEXT_PADDING/2);
 
- 				
 
- 				var boxStyle = {stroke: Color.LightSteelBlue2, "stroke-width": 1.0, "stroke-dasharray": "- "};
 
- 				/*
 
- 				var box = paper.rect(x+.0 + boxWidth/2 - bb.width/2+ TEXT_PADDING/2, y + .5 + boxHeight/2 - bb.height/2, width, height).attr(boxStyle);
 
- 				box.attr("height", bb.height);
 
- 				*/
 
- 				//var box = paper.rect(bb.x - .5 + bb.width/2 + TEXT_PADDING, bb.y + bb.height/2, bb.width, bb.height).attr(boxStyle);
 
- 				
 
- 				var textAreaCX = x + boxWidth/2;
 
- 				var textAreaCY = y + height/2;
 
- 				var dotLeftTop = paper.ellipse(x, y, 3, 3).attr({"stroke-width": 0, fill: Color.LightSteelBlue, stroke: "none"});
 
- 				var dotCenter = paper.ellipse(textAreaCX, textAreaCY, 3, 3).attr({fill: Color.LightSteelBlue2, stroke: "none"});
 
- 				/*
 
- 				// real bbox
 
- 				var bb = measurer.rafaelTextObject.getBBox();
 
- 				var rect = paper.rect(bb.x+.5, bb.y + .5, bb.width, bb.height).attr({"stroke-width": 1});
 
- 				*/
 
- 				var boxStyle = {stroke: Color.LightSteelBlue2, "stroke-width": 1.0, "stroke-dasharray": "- "};
 
- 				var rect = paper.rect(x+.5, y + .5, boxWidth, boxHeight).attr(boxStyle);
 
- 			}
 
- 			
 
- 			
 
- 			
 
- 			
 
- 			/*
 
- 			for (var i=0; i<1; i++) {
 
- 				var t = text;
 
- 				//var t = "Высококвалифицирова";
 
- 				
 
- 				var text = paper.text(300, 100, t).attr(font).attr("text-anchor", "start");
 
- 				var bbText = text.getBBox();
 
- 				paper.rect(300+.5, 100 + .5, bbText.width, bbText.height).attr({"stroke-width": 1});
 
- 				console.log("t: ", t.replace(/\n/g, "↵"));
 
- 				
 
- 				while (measurer.getPosition() < measurer.text.getEndIndex()) {
 
- 					var layout = measurer.nextLayout(width);
 
- 					//console.log("LAYOUT: " + layout + ", getPosition: " + measurer.getPosition());
 
- 					if (layout != null)
 
- 						layouts.push(layout);
 
- 				};
 
- 				
 
- 				measurer.rafaelTextObject.attr("text", layouts.join("\n"));
 
- 				var bb = measurer.rafaelTextObject.getBBox();
 
- 				var rect = paper.rect(bb.x+.5, bb.y + .5, bb.width, bb.height).attr({"stroke-width": 1});
 
- 				
 
- 				lay.push(layouts);
 
- 				console.log(layouts);
 
- 			}
 
- 			*/
 
- 			
 
- 			
 
- 			var fitTextToWidth = function(original, width) {
 
- 				var text = original;
 
- 				// TODO: move attr on parameters
 
- 				var attr = {font: "11px Arial", opacity: 0};
 
- 				
 
- 				// remove length for "..."
 
- 				var dots = paper.text(0, 0, "...").attr(attr).hide();
 
- 				var dotsBB = dots.getBBox();
 
- 				
 
- 				var maxWidth = width - dotsBB.width;
 
- 				
 
- 				var textElement = paper.text(0, 0, text).attr(attr).hide();
 
- 				var bb = textElement.getBBox();
 
- 				
 
- 				// it's a little bit incorrect with "..."
 
- 				while (bb.width > maxWidth && text.length > 0) {
 
- 					text = text.substring(0, text.length - 1);
 
- 					textElement.attr({"text": text});
 
- 					bb = textElement.getBBox();
 
- 				}
 
- 				// remove element from paper
 
- 				textElement.remove();
 
- 				
 
- 				if (text != original) {
 
- 					text = text + "...";
 
- 				}
 
- 				return text;
 
- 			}
 
- 			
 
- 			
 
- 			var x=100, y=90, height=20;
 
- 			var options = {"text-anchor": "middle", "boxHeight": 150, "vertical-align": "top"};
 
- 			var options = {"boxHeight": 150, "vertical-align": "top"};
 
- 			drawMultilineText(text, x, y, 150, 100, options);
 
- 	};
 
 
  |