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root / trunk / web / dojo / dojox / drawing / tools / TextBlock.js

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/*
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        Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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        Available via Academic Free License >= 2.1 OR the modified BSD license.
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        see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.drawing.tools.TextBlock"]){
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dojo._hasResource["dojox.drawing.tools.TextBlock"]=true;
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dojo.provide("dojox.drawing.tools.TextBlock");
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dojo.require("dojox.drawing.stencil.Text");
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(function(){
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var _1;
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dojo.addOnLoad(function(){
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_1=dojo.byId("conEdit");
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if(!_1){
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console.error("A contenteditable div is missing from the main document. See 'dojox.drawing.tools.TextBlock'");
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}else{
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_1.parentNode.removeChild(_1);
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}
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});
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dojox.drawing.tools.TextBlock=dojox.drawing.util.oo.declare(dojox.drawing.stencil.Text,function(_2){
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if(_2.data){
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var d=_2.data;
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var _3=d.text;
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var w=!d.width?this.style.text.minWidth:d.width=="auto"?"auto":Math.max(d.width,this.style.text.minWidth);
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var h=this._lineHeight;
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_3=this.typesetter(_3);
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if(_3&&w=="auto"){
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var o=this.measureText(this.cleanText(_3,false),w);
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w=o.w;
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h=o.h;
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}else{
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this._text="";
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}
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this.points=[{x:d.x,y:d.y},{x:d.x+w,y:d.y},{x:d.x+w,y:d.y+h},{x:d.x,y:d.y+h}];
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if(d.showEmpty||_3){
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this.editMode=true;
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dojo.disconnect(this._postRenderCon);
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this._postRenderCon=null;
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this.connect(this,"render",this,"onRender",true);
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if(d.showEmpty){
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this._text=_3||"";
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this.edit();
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}else{
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if(_3&&d.editMode){
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this._text="";
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this.edit();
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}else{
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if(_3){
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this.render(_3);
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}
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}
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}
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setTimeout(dojo.hitch(this,function(){
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this.editMode=false;
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}),100);
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}
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}else{
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this.connectMouse();
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this._postRenderCon=dojo.connect(this,"render",this,"_onPostRender");
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}
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},{draws:true,baseRender:false,type:"dojox.drawing.tools.TextBlock",selectOnExec:true,showEmpty:false,onDrag:function(_4){
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if(!this.parentNode){
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this.showParent(_4);
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}
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var s=this._startdrag,e=_4.page;
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this._box.left=(s.x<e.x?s.x:e.x);
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this._box.top=s.y;
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this._box.width=(s.x<e.x?e.x-s.x:s.x-e.x)+this.style.text.pad;
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dojo.style(this.parentNode,this._box.toPx());
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},onUp:function(_5){
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if(!this._downOnCanvas){
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return;
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}
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this._downOnCanvas=false;
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var c=dojo.connect(this,"render",this,function(){
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dojo.disconnect(c);
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this.onRender(this);
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});
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this.editMode=true;
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this.showParent(_5);
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this.created=true;
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this.createTextField();
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this.connectTextField();
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},showParent:function(_6){
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if(this.parentNode){
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return;
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}
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var x=_6.pageX||10;
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var y=_6.pageY||10;
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this.parentNode=dojo.doc.createElement("div");
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this.parentNode.id=this.id;
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var d=this.style.textMode.create;
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this._box={left:x,top:y,width:_6.width||1,height:_6.height&&_6.height>8?_6.height:this._lineHeight,border:d.width+"px "+d.style+" "+d.color,position:"absolute",zIndex:500,toPx:function(){
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var o={};
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for(var nm in this){
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o[nm]=typeof (this[nm])=="number"&&nm!="zIndex"?this[nm]+"px":this[nm];
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}
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return o;
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}};
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dojo.style(this.parentNode,this._box);
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document.body.appendChild(this.parentNode);
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},createTextField:function(_7){
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var d=this.style.textMode.edit;
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this._box.border=d.width+"px "+d.style+" "+d.color;
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this._box.height="auto";
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this._box.width=Math.max(this._box.width,this.style.text.minWidth*this.mouse.zoom);
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dojo.style(this.parentNode,this._box.toPx());
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this.parentNode.appendChild(_1);
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dojo.style(_1,{height:_7?"auto":this._lineHeight+"px",fontSize:(this.textSize/this.mouse.zoom)+"px",fontFamily:this.style.text.family});
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_1.innerHTML=_7||"";
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return _1;
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},connectTextField:function(){
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if(this._textConnected){
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return;
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}
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this._textConnected=true;
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this.mouse.setEventMode("TEXT");
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this.keys.editMode(true);
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var _8,_9,_a,_b,_c=this,_d=false,_e=function(){
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dojo.forEach([_8,_9,_a,_b],function(c){
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dojo.disconnect(c);
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});
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_c._textConnected=false;
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_c.keys.editMode(false);
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_c.mouse.setEventMode();
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_c.execText();
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};
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_8=dojo.connect(_1,"keyup",this,function(_f){
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if(dojo.trim(_1.innerHTML)&&!_d){
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dojo.style(_1,"height","auto");
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_d=true;
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}else{
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if(dojo.trim(_1.innerHTML).length<2&&_d){
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dojo.style(_1,"height",this._lineHeight+"px");
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_d=false;
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}
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}
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if(_f.keyCode==13||_f.keyCode==27){
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dojo.stopEvent(_f);
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_e();
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}
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});
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_9=dojo.connect(_1,"keydown",this,function(evt){
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if(evt.keyCode==13||evt.keyCode==27){
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dojo.stopEvent(evt);
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}
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});
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_a=dojo.connect(document,"mouseup",this,function(evt){
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if(!this._onAnchor&&evt.target.id!="conEdit"){
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dojo.stopEvent(evt);
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_e();
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}else{
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_1.blur();
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setTimeout(function(){
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_1.focus();
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},200);
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}
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});
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this.createAnchors();
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_b=dojo.connect(this.mouse,"setZoom",this,function(evt){
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_e();
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});
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_1.focus();
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this.onDown=function(){
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};
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this.onDrag=function(){
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};
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setTimeout(dojo.hitch(this,function(){
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_1.focus();
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this.onUp=function(){
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if(!_c._onAnchor&&this.parentNode){
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_c.disconnectMouse();
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_e();
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_c.onUp=function(){
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};
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}
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};
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}),500);
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},execText:function(){
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var d=dojo.marginBox(this.parentNode);
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var w=Math.max(d.w,this.style.text.minWidth);
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var txt=this.cleanText(_1.innerHTML,true);
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_1.innerHTML="";
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_1.blur();
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this.destroyAnchors();
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txt=this.typesetter(txt);
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var o=this.measureText(txt,w);
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var sc=this.mouse.scrollOffset();
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var org=this.mouse.origin;
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var x=this._box.left+sc.left-org.x;
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var y=this._box.top+sc.top-org.y;
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x*=this.mouse.zoom;
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y*=this.mouse.zoom;
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w*=this.mouse.zoom;
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o.h*=this.mouse.zoom;
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this.points=[{x:x,y:y},{x:x+w,y:y},{x:x+w,y:y+o.h},{x:x,y:y+o.h}];
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this.editMode=false;
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if(!o.text){
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this._text="";
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this._textArray=[];
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}
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this.render(o.text);
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this.onChangeText(this.getText());
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},edit:function(){
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this.editMode=true;
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var _10=this.getText()||"";
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if(this.parentNode||!this.points){
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return;
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}
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var d=this.pointsToData();
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var sc=this.mouse.scrollOffset();
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var org=this.mouse.origin;
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var obj={pageX:(d.x)/this.mouse.zoom-sc.left+org.x,pageY:(d.y)/this.mouse.zoom-sc.top+org.y,width:d.width/this.mouse.zoom,height:d.height/this.mouse.zoom};
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this.remove(this.shape,this.hit);
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this.showParent(obj);
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this.createTextField(_10.replace("/n"," "));
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this.connectTextField();
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if(_10){
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this.setSelection(_1,"end");
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}
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},cleanText:function(txt,_11){
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var _12=function(str){
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var _13={"&lt;":"<","&gt;":">","&amp;":"&"};
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for(var nm in _13){
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str=str.replace(new RegExp(nm,"gi"),_13[nm]);
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}
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return str;
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};
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if(_11){
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dojo.forEach(["<br>","<br/>","<br />","\\n","\\r"],function(br){
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txt=txt.replace(new RegExp(br,"gi")," ");
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});
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}
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txt=txt.replace(/&nbsp;/g," ");
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txt=_12(txt);
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txt=dojo.trim(txt);
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txt=txt.replace(/\s{2,}/g," ");
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return txt;
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},measureText:function(str,_14){
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var r="(<br\\s*/*>)|(\\n)|(\\r)";
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this.showParent({width:_14||"auto",height:"auto"});
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this.createTextField(str);
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var txt="";
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var el=_1;
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el.innerHTML="X";
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var h=dojo.marginBox(el).h;
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el.innerHTML=str;
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if(!_14||new RegExp(r,"gi").test(str)){
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txt=str.replace(new RegExp(r,"gi"),"\n");
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el.innerHTML=str.replace(new RegExp(r,"gi"),"<br/>");
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}else{
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if(dojo.marginBox(el).h==h){
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txt=str;
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}else{
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var ar=str.split(" ");
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var _15=[[]];
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var _16=0;
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el.innerHTML="";
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while(ar.length){
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var _17=ar.shift();
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el.innerHTML+=_17+" ";
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if(dojo.marginBox(el).h>h){
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_16++;
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_15[_16]=[];
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el.innerHTML=_17+" ";
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}
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_15[_16].push(_17);
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}
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dojo.forEach(_15,function(ar,i){
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_15[i]=ar.join(" ");
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});
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txt=_15.join("\n");
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el.innerHTML=txt.replace("\n","<br/>");
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}
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}
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var dim=dojo.marginBox(el);
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_1.parentNode.removeChild(_1);
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dojo.destroy(this.parentNode);
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this.parentNode=null;
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return {h:dim.h,w:dim.w,text:txt};
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},_downOnCanvas:false,onDown:function(obj){
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this._startdrag={x:obj.pageX,y:obj.pageY};
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dojo.disconnect(this._postRenderCon);
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this._postRenderCon=null;
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this._downOnCanvas=true;
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},createAnchors:function(){
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this._anchors={};
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var _18=this;
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var d=this.style.anchors,b=d.width,w=d.size-b*2,h=d.size-b*2,p=(d.size)/2*-1+"px";
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var s={position:"absolute",width:w+"px",height:h+"px",backgroundColor:d.fill,border:b+"px "+d.style+" "+d.color};
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if(dojo.isIE){
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s.paddingLeft=w+"px";
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s.fontSize=w+"px";
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}
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var ss=[{top:p,left:p},{top:p,right:p},{bottom:p,right:p},{bottom:p,left:p}];
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for(var i=0;i<4;i++){
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var _19=(i==0)||(i==3);
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var id=this.util.uid(_19?"left_anchor":"right_anchor");
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var a=dojo.create("div",{id:id},this.parentNode);
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dojo.style(a,dojo.mixin(dojo.clone(s),ss[i]));
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var md,mm,mu;
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var md=dojo.connect(a,"mousedown",this,function(evt){
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_19=evt.target.id.indexOf("left")>-1;
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_18._onAnchor=true;
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var _1a=evt.pageX;
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var _1b=this._box.width;
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dojo.stopEvent(evt);
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mm=dojo.connect(document,"mousemove",this,function(evt){
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var x=evt.pageX;
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if(_19){
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this._box.left=x;
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this._box.width=_1b+_1a-x;
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}else{
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this._box.width=x+_1b-_1a;
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}
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dojo.style(this.parentNode,this._box.toPx());
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});
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mu=dojo.connect(document,"mouseup",this,function(evt){
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_1a=this._box.left;
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_1b=this._box.width;
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dojo.disconnect(mm);
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dojo.disconnect(mu);
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_18._onAnchor=false;
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_1.focus();
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dojo.stopEvent(evt);
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});
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});
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this._anchors[id]={a:a,cons:[md]};
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}
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},destroyAnchors:function(){
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for(var n in this._anchors){
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dojo.forEach(this._anchors[n].con,dojo.disconnect,dojo);
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dojo.destroy(this._anchors[n].a);
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}
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},setSelection:function(_1c,_1d){
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console.warn("setSelection:");
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if(dojo.doc.selection){
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var r=dojo.body().createTextRange();
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r.moveToElementText(_1c);
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r.collapse(false);
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r.select();
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}else{
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var _1e=function(_1f,_20){
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_20=_20||[];
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for(var i=0;i<_1f.childNodes.length;i++){
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var n=_1f.childNodes[i];
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if(n.nodeType==3){
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_20.push(n);
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}else{
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if(n.tagName&&n.tagName.toLowerCase()=="img"){
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_20.push(n);
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}
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}
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if(n.childNodes&&n.childNodes.length){
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_1e(n,_20);
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}
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}
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return _20;
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};
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_1c.focus();
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var _21=dojo.global.getSelection();
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_21.removeAllRanges();
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r=dojo.doc.createRange();
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r.selectNodeContents(_1c);
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var _22=_1e(_1c);
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if(_1d=="end"){
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r.setStart(_22[_22.length-1],_22[_22.length-1].textContent.length);
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r.setEnd(_22[_22.length-1],_22[_22.length-1].textContent.length);
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}else{
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if(_1d=="beg"||_1d=="start"){
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r.setStart(_22[0],0);
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r.setEnd(_22[0],0);
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}else{
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if(_1d=="all"){
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r.setStart(_22[0],0);
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r.setEnd(_22[_22.length-1],_22[_22.length-1].textContent.length);
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}
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}
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}
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_21.addRange(r);
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}
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}});
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dojox.drawing.tools.TextBlock.setup={name:"dojox.drawing.tools.TextBlock",tooltip:"Text Tool",iconClass:"iconText"};
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dojox.drawing.register(dojox.drawing.tools.TextBlock.setup,"tool");
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})();
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}