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author | 2008-11-13 09:49:11 +0000 | |
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committer | 2008-11-13 09:49:11 +0000 | |
commit | e44a7e37b6c7b5961adaffc62b9042b8d442938e (patch) | |
tree | 95b67c356e93163467db2451f2b8cce84ed5d582 /includes/js/dojox/sketch/LeadAnnotation.js | |
parent | a62b9742ee5e28bcec6872d88f50f25b820914f6 (diff) | |
download | scuttle-e44a7e37b6c7b5961adaffc62b9042b8d442938e.tar.gz scuttle-e44a7e37b6c7b5961adaffc62b9042b8d442938e.zip |
New feature: basic Ajax suggestion for tags and implementation of Dojo toolkit
git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@151 b3834d28-1941-0410-a4f8-b48e95affb8f
Diffstat (limited to 'includes/js/dojox/sketch/LeadAnnotation.js')
-rw-r--r-- | includes/js/dojox/sketch/LeadAnnotation.js | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/includes/js/dojox/sketch/LeadAnnotation.js b/includes/js/dojox/sketch/LeadAnnotation.js new file mode 100644 index 0000000..40e571e --- /dev/null +++ b/includes/js/dojox/sketch/LeadAnnotation.js @@ -0,0 +1,141 @@ +if(!dojo._hasResource["dojox.sketch.LeadAnnotation"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code. +dojo._hasResource["dojox.sketch.LeadAnnotation"] = true; +dojo.provide("dojox.sketch.LeadAnnotation"); +dojo.require("dojox.sketch.Annotation"); +dojo.require("dojox.sketch.Anchor"); + +(function(){ + var ta=dojox.sketch; + ta.LeadAnnotation=function(figure, id){ + ta.Annotation.call(this, figure, id); + this.transform={dx:0, dy:0 }; + this.start={ x:0, y:0 }; + this.control={x:100, y:-50}; + this.end={ x:200, y:0 }; + this.textPosition={ x:0, y:0 }; + this.textOffset=4; + this.textAlign="middle"; + this.textYOffset=10; + +// this.property('label',this.id); + this.pathShape=null; + this.labelShape=null; + + this.anchors.start=new ta.Anchor(this, "start"); + this.anchors.control=new ta.Anchor(this, "control"); + this.anchors.end=new ta.Anchor(this, "end"); + }; + ta.LeadAnnotation.prototype=new ta.Annotation; + var p=ta.LeadAnnotation.prototype; + p.constructor=ta.LeadAnnotation; + + p.type=function(){ return 'Lead'; } + p.getType=function(){ return ta.LeadAnnotation; }; + + p._pos=function(){ + var offset=this.textOffset, x=0, y=0; + var slope=this.calculate.slope(this.control, this.end); + if(Math.abs(slope)>=1){ + x=this.end.x+this.calculate.dx(this.control, this.end, offset); + if(this.control.y>this.end.y) y=this.end.y-offset; + else y=this.end.y+offset+this.textYOffset; + } else if(slope==0){ + x=this.end.x+offset; + y=this.end.y+this.textYOffset; + } else { + if(this.start.x>this.end.x){ + x=this.end.x-offset; + this.textAlign="end"; + } else { + x=this.end.x+offset; + this.textAlign="start"; + } + if(this.start.y<this.end.y) y=this.end.y+this.calculate.dy(this.control, this.end, offset)+this.textYOffset; + else y=this.end.y+this.calculate.dy(this.control, this.end, -offset); + } + this.textPosition={ x:x, y:y }; + }; + p.apply=function(obj){ + if(!obj) return; + if(obj.documentElement) obj=obj.documentElement; + this.readCommonAttrs(obj); + + for(var i=0; i<obj.childNodes.length; i++){ + var c=obj.childNodes[i]; + if(c.localName=="text") this.property('label',c.childNodes.length?c.childNodes[0].nodeValue:''); + else if(c.localName=="path"){ + // the line + var d=c.getAttribute('d').split(" "); + var s=d[0].split(","); + this.start.x=parseFloat(s[0].substr(1),10); + this.start.y=parseFloat(s[1],10); + s=d[1].split(","); + this.control.x=parseFloat(s[0].substr(1),10); + this.control.y=parseFloat(s[1],10); + s=d[2].split(","); + this.end.x=parseFloat(s[0],10); + this.end.y=parseFloat(s[1],10); + } + } + }; + + p.initialize=function(obj){ + var font=(ta.Annotation.labelFont)?ta.Annotation.labelFont:{family:"Times", size:"16px"}; + this.apply(obj); + this._pos(); + + // create either from scratch or based on the passed node + this.shape=this.figure.group.createGroup(); + this.shape.getEventSource().setAttribute("id", this.id); + if(this.transform.dx || this.transform.dy) this.shape.setTransform(this.transform); + this.pathShape=this.shape.createPath( + "M"+this.start.x+","+this.start.y+" Q"+this.control.x+","+this.control.y+" "+this.end.x+","+this.end.y+" l0,0" + ).setStroke(this.property('stroke')); + this.labelShape=this.shape.createText({ + x:this.textPosition.x, y:this.textPosition.y, text:this.property('label'), align:this.textAlign + }).setFont(font).setFill(this.property('fill')); + }; + p.destroy=function(){ + if(!this.shape) return; + this.shape.remove(this.pathShape); + this.shape.remove(this.labelShape); + this.figure.group.remove(this.shape); + this.shape=this.pathShape=this.labelShape=null; + }; + p.getBBox=function(){ + var x=Math.min(this.start.x, this.control.x, this.end.x); + var y=Math.min(this.start.y, this.control.y, this.end.y); + var w=Math.max(this.start.x, this.control.x, this.end.x)-x; + var h=Math.max(this.start.y, this.control.y, this.end.y)-y; + return { x:x, y:y, width:w, height:h }; + }; + p.draw=function(obj){ + this.apply(obj); + this._pos(); + this.shape.setTransform(this.transform); + this.pathShape.setShape( + "M"+this.start.x+","+this.start.y+" Q"+this.control.x+","+this.control.y+" "+this.end.x+","+this.end.y+" l0,0" + ).setStroke(this.property('stroke')); + this.labelShape.setShape({ x:this.textPosition.x, y:this.textPosition.y, text:this.property('label') }) + .setFill(this.property('fill')); + }; + p.serialize=function(){ + var stroke=this.property('stroke'); + return '<g '+this.writeCommonAttrs()+'>' + + '<path style="stroke:'+stroke.color+';stroke-width:'+stroke.width+';fill:none;" d="' + + "M"+this.start.x+","+this.start.y+" " + + "Q"+this.control.x+","+this.control.y+" " + + this.end.x+","+this.end.y + + '" />' + + '<text style="fill:'+stroke.color+';text-anchor:'+this.textAlign+'" font-weight="bold" ' + + 'x="' + this.textPosition.x + '" ' + + 'y="' + this.textPosition.y + '">' + + this.property('label') + + '</text>' + + '</g>'; + }; + + ta.Annotation.register("Lead"); +})(); + +} |