| <?xml version="1.0" encoding="UTF-8" ?> |
| <!-- |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you under the Apache License, Version 2.0 (the |
| "License"); you may not use this file except in compliance |
| with the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, |
| software distributed under the License is distributed on an |
| "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| KIND, either express or implied. See the License for the |
| specific language governing permissions and limitations |
| under the License. |
| |
| --> |
| <library> |
| |
| <class name="baseDrawArrow" extends="baseDrawULine" > |
| |
| <!-- for drawing drawarrow --> |
| <attribute name="currentdrawarrowlinestroke" value="0x000000" /> |
| <attribute name="currentdrawarrowlinestrokeDis" value="1" type="number" /> |
| <attribute name="currentdrawarrowlinestrokeFill" value="0xFF6600" /> |
| <attribute name="currentdrawarrowlinestrokeFillDis" value="1" type="number" /> |
| |
| <attribute name="currentdrawarrowlinelineWidth" value="4" type="number" /> |
| <attribute name="currentdrawarrowOpacity" value="1" type="number" /> |
| |
| <!-- ########################### |
| drawarrow |
| --> |
| |
| |
| <method name="startDrawarrowline" args="oid_name"> |
| <![CDATA[ |
| if (oid_name == null) { |
| oid_name = 'drawarrow'+this.getCounter(); |
| } |
| |
| this.currentlayer = new lz.drawViewNew(this,{ |
| name:oid_name,width:this.width,height:this.height, |
| opacity:this.currentdrawarrowOpacity}); |
| |
| var pArrowStart = new flash.geom.Point(this.startx,this.starty); |
| var pArrowEnd = new flash.geom.Point(this.endx,this.endy); |
| |
| //if ($debug) Debug.write("start,end,line",pArrowStart,pArrowEnd,this.currentdrawarrowlinelineWidth); |
| this.drawArrow(this.currentlayer,pArrowStart,pArrowEnd,this.currentdrawarrowlinelineWidth, |
| this.currentdrawarrowlinestrokeDis,this.currentdrawarrowlinestroke, |
| this.currentdrawarrowlinestrokeFill,this.currentdrawarrowlinestrokeFillDis); |
| ]]> |
| </method> |
| |
| <method name="endDrawarrowline"> |
| <![CDATA[ |
| //if ($debug) Debug.write("endDrawarrowline",this.startx,this.starty,this.endx,this.endy); |
| var tempName = this.currentlayer.name; |
| //Debug.write("tempName: ",tempName); |
| this.currentlayer.destroy(); |
| |
| //GetBounds of that Object |
| var minx = this.width+2000; |
| var miny = this.height+2000; |
| var maxx = -2; |
| var maxy = -2; |
| |
| if (this.startx<minx) minx=this.startx; |
| if (this.endx<minx) minx=this.endx; |
| |
| if (this.startx>maxx) maxx=this.startx; |
| if (this.endx>maxx) maxx=this.endx; |
| |
| if (this.starty<miny) miny=this.starty; |
| if (this.endy<miny) miny=this.endy; |
| |
| if (this.starty>maxy) maxy=this.starty; |
| if (this.endy>maxy) maxy=this.endy; |
| |
| var width = maxx-minx; |
| var height = maxy-miny; |
| |
| //if ($debug) Debug.write("minx,miny,width,height: ",minx,miny,width,height); |
| //if ($debug) Debug.write("endDrawarrowline",this.startx,this.starty,this.endx,this.endy); |
| |
| |
| if (minx == this.startx) { |
| var x1 = 0; |
| var x2 = width; |
| } else { |
| var x1 = width; |
| var x2 = 0; |
| } |
| if (miny == this.starty) { |
| var y1 = 0; |
| var y2 = height; |
| } else { |
| var y1 = height; |
| var y2 = 0; |
| } |
| |
| if(this.isSnapToGrid){ |
| minx = Math.round(minx/this.gridWidth)*this.gridWidth; |
| miny = Math.round(miny/this.gridWidth)*this.gridWidth; |
| |
| //x1 = Math.round(x1/this.gridWidth)*this.gridWidth; |
| //y1 = Math.round(y1/this.gridWidth)*this.gridWidth; |
| |
| //x2 = Math.round(x2/this.gridWidth)*this.gridWidth; |
| //y2 = Math.round(y2/this.gridWidth)*this.gridWidth; |
| |
| } |
| |
| this.currentlayer = new lz.drawViewNew(this,{ |
| name:tempName,x:minx,y:miny,width:width,height:height, |
| opacity:this.currentdrawarrowOpacity}); |
| |
| var pArrowStart = new flash.geom.Point(x1,y1); |
| var pArrowEnd = new flash.geom.Point(x2,y2); |
| |
| //if ($debug) Debug.write("start,end,line",pArrowStart,pArrowEnd,this.currentdrawarrowlinelineWidth); |
| this.drawArrow(this.currentlayer,pArrowStart,pArrowEnd,this.currentdrawarrowlinelineWidth, |
| this.currentdrawarrowlinestrokeDis,this.currentdrawarrowlinestroke, |
| this.currentdrawarrowlinestrokeFill,this.currentdrawarrowlinestrokeFillDis); |
| |
| //Add Layer to global Layer |
| this.layers.push(this.currentlayer); |
| this.drawarrowlineregisterFinal(this.currentlayer.name, |
| this.currentdrawarrowlinestroke,this.currentdrawarrowlinelineWidth, |
| this.currentdrawarrowlinestrokeFill,this.currentdrawarrowlinestrokeDis, |
| this.currentdrawarrowlinestrokeFillDis,this.currentdrawarrowOpacity, |
| minx,miny,width,height, |
| x1,y1,x2,y2,true,this.getSWFDocumentStatus(), |
| this.getZIndex()); |
| //Debug.write("t: ",t); |
| ]]> |
| </method> |
| |
| <method name="drawarrowlineregisterFinal" args="newName,stroke,line,fill,strokeDis,fillDis,opacity,x,y,width,height,x1,y1,x2,y2,doCall,swfObj,zIndex"> |
| var actionObject = new Array(); |
| actionObject[0] = 'drawarrow'; |
| actionObject[1] = stroke; |
| actionObject[2] = line; |
| actionObject[3] = fill; |
| actionObject[4] = strokeDis; |
| actionObject[5] = fillDis; |
| actionObject[6] = opacity; |
| actionObject[7] = x1; |
| actionObject[8] = y1; |
| actionObject[9] = x2; |
| actionObject[10] = y2; |
| actionObject[11] = zIndex;//-8 |
| actionObject[12] = swfObj;//-7 |
| actionObject[13] = this.counter;//-6 |
| actionObject[14] = x;//-5 |
| actionObject[15] = y;//-4 |
| actionObject[16] = width;//-3 |
| actionObject[17] = height;//-2 |
| actionObject[18] = newName;//-1 |
| this.baseactionobjectList.push(actionObject); |
| if (doCall) this.onsharedMessage('draw',actionObject); |
| </method> |
| |
| <method name="drawarrowlineactionHistory" args="lastActionObject,parentView"> |
| <![CDATA[ |
| //Debug.write("## lineactionHistory",parentView," 2 ## NEW x,y ",lastActionObject[lastActionObject.length-5],lastActionObject[lastActionObject.length-4]," width,height: ",lastActionObject[lastActionObject.length-3],lastActionObject[lastActionObject.length-2]); |
| |
| var tmpCurrentlayer = new lz.drawViewNew(parentView,{ |
| name:lastActionObject[lastActionObject.length-1], |
| x:lastActionObject[lastActionObject.length-5], |
| y:lastActionObject[lastActionObject.length-4], |
| width:lastActionObject[lastActionObject.length-3], |
| height:lastActionObject[lastActionObject.length-2], |
| opacity:lastActionObject[6]}); |
| |
| var pArrowStart = new flash.geom.Point(lastActionObject[7],lastActionObject[8]); |
| var pArrowEnd = new flash.geom.Point(lastActionObject[9],lastActionObject[10]); |
| |
| //if ($debug) Debug.write("start,end,line",pArrowStart,pArrowEnd,this.currentdrawarrowlinelineWidth); |
| this.drawArrow(tmpCurrentlayer,pArrowStart,pArrowEnd,lastActionObject[2], |
| lastActionObject[4],lastActionObject[1], |
| lastActionObject[3],lastActionObject[5]); |
| |
| //Add Layer to global Layer |
| this.layers.push(tmpCurrentlayer); |
| |
| this.doSWFDocumentStatus(tmpCurrentlayer,lastActionObject[lastActionObject.length-7]); |
| ]]> |
| </method> |
| |
| <method name="drawArrow" args="graphics,start,end,thickness,strokeDis,stroke,fill,fillDis"> |
| <![CDATA[ |
| //(graphics:Graphics, |
| // start:Point,end:Point, |
| // style:Object=null):void { |
| |
| if (start.equals(end)) return; |
| |
| |
| var arrowStyle = {'shaftControlPosition':0.5, |
| 'shaftControlSize':0.5, |
| 'headLength':thickness*5, //Pixel Length of arrow head |
| 'headWidth':thickness*5,//Relative width of arrow head |
| 'edgeControlPosition':0.5, |
| 'edgeControlSize':0.5, |
| 'shaftPosition':0, |
| 'shaftThickness':thickness |
| }; |
| |
| var fullVect:Point = end.subtract(start); |
| var halfWidth:Number = (arrowStyle.headWidth != -1) ? arrowStyle.headWidth/2 : arrowStyle.headLength/2; |
| |
| //Figure out the line start/end points |
| var startNorm = new flash.geom.Point(fullVect.y,-fullVect.x); |
| startNorm.normalize(arrowStyle.shaftThickness/2); |
| var start1 = start.add(startNorm); |
| var start2 = start.subtract(startNorm); |
| var end1 = end.add(startNorm); |
| var end2 = end.subtract(startNorm); |
| |
| //if ($debug) Debug.write("startNorm: ",startNorm.toString()); |
| //if ($debug) Debug.write("start1: ",start1.toString()); |
| //if ($debug) Debug.write("start2: ",start2.toString()); |
| //if ($debug) Debug.write("end1: ",end1.toString()); |
| //if ($debug) Debug.write("end2: ",end2.toString()); |
| |
| //figure out where the arrow head starts |
| var headPnt = fullVect.clone(); |
| //if ($debug) Debug.write("headPnt 1: ",headPnt.toString()); |
| //if ($debug) Debug.write("headPnt.length 1: ",headPnt.length); |
| //if ($debug) Debug.write("arrowStyle.headLength 1: ",arrowStyle.headLength); |
| headPnt.normalize(headPnt.length-arrowStyle.headLength); |
| //if ($debug) Debug.write("headPnt 2: ",headPnt.toString()); |
| headPnt = headPnt.add(start); |
| //if ($debug) Debug.write("headPnt 3: ",headPnt.toString()); |
| |
| //calculate the arrowhead corners |
| var headPntNorm = startNorm.clone(); |
| //if ($debug) Debug.write("headPntNorm ^^: ",headPntNorm.toString()); |
| //if ($debug) Debug.write("halfWidth ^^: ",halfWidth); |
| headPntNorm.normalize(halfWidth); |
| //if ($debug) Debug.write("headPntNorm: ",headPntNorm.toString()); |
| var edge1 = headPnt.add(headPntNorm); |
| var edge2 = headPnt.subtract(headPntNorm); |
| |
| //if ($debug) Debug.write("edge1: ",edge1.toString()); |
| //if ($debug) Debug.write("edge2: ",edge2.toString()); |
| |
| //Figure out where the arrow connects the the shaft, then calc the intersections |
| var shaftCenter = flash.geom.Point.interpolate(end,headPnt,arrowStyle.shaftPosition); |
| //if ($debug) Debug.write("end: ",end.toString()); |
| //if ($debug) Debug.write("headPnt",headPnt.toString()); |
| //if ($debug) Debug.write("arrowStyle.shaftPosition: ",arrowStyle.shaftPosition); |
| //if ($debug) Debug.write("shaftCenter",shaftCenter.toString()); |
| var inter1 = this.getLineIntersection(start1,end1,shaftCenter,edge1); |
| var inter2 = this.getLineIntersection(start2,end2,shaftCenter,edge2); |
| |
| //if ($debug) Debug.write("inter1: ",inter1.toString()); |
| //if ($debug) Debug.write("inter2: ",inter2.toString()); |
| |
| //Figure out the control points |
| var edgeCenter = flash.geom.Point.interpolate(end,headPnt,arrowStyle.edgeControlPosition); |
| var edgeNorm = startNorm.clone(); |
| edgeNorm.normalize(halfWidth*arrowStyle.edgeControlSize); |
| //if ($debug) Debug.write("halfWidth*arrowStyle.edgeControlSize: "+(halfWidth*arrowStyle.edgeControlSize)); |
| //if ($debug) Debug.write("edgeNorm: "+edgeNorm.toString()); |
| var edgeCntrl1 = edgeCenter.add(edgeNorm); |
| var edgeCntrl2 = edgeCenter.subtract(edgeNorm); |
| |
| //if ($debug) Debug.write("edgeCntrl1: ",edgeCntrl1.toString()); |
| //if ($debug) Debug.write("edgeCntrl2: ",edgeCntrl2.toString()); |
| |
| //if ($debug) Debug.write("moveTo: ",start1.x,start1.y); |
| //if ($debug) Debug.write("lineTo",inter1.x,inter1.y); |
| //if ($debug) Debug.write("lineTo",edge1.x,edge1.y); |
| //if ($debug) Debug.write("quadraticCurveTo",edgeCntrl1.x,edgeCntrl1.y,end.x,end.y); |
| //if ($debug) Debug.write("quadraticCurveTo",edgeCntrl2.x,edgeCntrl2.y,edge2.x,edge2.y); |
| //if ($debug) Debug.write("lineTo",inter2.x,inter2.y); |
| //if ($debug) Debug.write("lineTo",start2.x,start2.y); |
| //if ($debug) Debug.write("lineTo",start1.x,start1.y); |
| |
| graphics.moveTo(start1.x,start1.y); |
| graphics.lineTo(inter1.x,inter1.y); |
| graphics.lineTo(edge1.x,edge1.y); |
| graphics.quadraticCurveTo(edgeCntrl1.x,edgeCntrl1.y,end.x,end.y); |
| graphics.quadraticCurveTo(edgeCntrl2.x,edgeCntrl2.y,edge2.x,edge2.y); |
| graphics.lineTo(inter2.x,inter2.y); |
| graphics.lineTo(start2.x,start2.y); |
| graphics.lineTo(start1.x,start1.y); |
| |
| if (strokeDis!=-1){ |
| graphics.strokeStyle = stroke; |
| graphics.stroke(); |
| } |
| |
| if (fillDis!=-1){ |
| graphics.fillStyle = fill; |
| graphics.fill(); |
| } |
| ]]> |
| </method> |
| |
| <method name="getLineIntersection" args="a1,a2,b1,b2"> |
| <![CDATA[ |
| |
| //calculate directional constants |
| var k1 = (a2.y-a1.y) / (a2.x-a1.x); |
| var k2 = (b2.y-b1.y) / (b2.x-b1.x); |
| |
| // if the directional constants are equal, the lines are parallel, |
| // meaning there is no intersection point. |
| if( k1 == k2 ) return null; |
| |
| var x = 0; |
| var y = 0; |
| var m1 = 0; |
| var m2 = 0; |
| |
| //if ($debug) Debug.write("k1",k1); |
| //if ($debug) Debug.write("k2",k2); |
| |
| // an infinite directional constant means the line is vertical |
| if( !isFinite(k1) ) { |
| |
| //if ($debug) Debug.write("k1 ^^ 0"); |
| //if ($debug) Debug.write("k2",k2,(b2.y-b1.y)); |
| //if ($debug) Debug.write("b1.getY(): "+b1.y); |
| //if ($debug) Debug.write("b2.getY(): "+b2.y); |
| // so the intersection must be at the x coordinate of the line |
| x = a1.x; |
| m2 = b1.y - k2 * b1.x; |
| //if ($debug) Debug.write("m2",m2); |
| y = k2 * x + m2; |
| //if ($debug) Debug.write("y",y); |
| |
| // same as above for line 2 |
| } else if ( !isFinite(k2) ) { |
| |
| //if ($debug) Debug.write("k2 ^ 0"); |
| |
| m1 = a1.y - k1 * a1.x; |
| x = b1.x; |
| y = k1 * x + m1; |
| |
| // if neither of the lines are vertical |
| } else { |
| |
| //if ($debug) Debug.write("neither"); |
| |
| m1 = a1.y - k1 * a1.x; |
| m2 = b1.y - k2 * b1.x; |
| x = (m1-m2) / (k2-k1); |
| y = k1 * x + m1; |
| |
| } |
| |
| return new flash.geom.Point(x,y); |
| ]]> |
| </method> |
| |
| </class> |
| |
| </library> |
