as3饼图

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package CYPL.Graphics{
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import fl.transitions.Tween;
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import fl.transitions.easing.*;
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import fl.transitions.TweenEvent;
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import flash.display.MovieClip;
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import flash.display.Sprite;
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import flash.display.Shape;
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import flash.display.Graphics;
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import flash.events.MouseEvent;
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import flash.text.*;
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public class DrawPieGraph extends MovieClip {
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//存放shape对象
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private var __contain:Object;
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//设置角度从-90开始
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private var R:int = -90;
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private var D:uint = 30;
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private var _shape:Shape;
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//初始饼图的圆心位置
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private var _x0:Number;
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private var _y0:Number;
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//椭圆饼图的长轴与短轴长度
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private var _a:Number;
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private var _b:Number;
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//饼图的厚度
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private var _h:Number;
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//透明度
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private var _alpha:Number;
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//数据列表
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private var _nameList:Array;
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private var _dataList:Array;
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private var _colorList:Array;
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private var _angleList:Array;
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private var _depthList:Array;
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//
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private var _tween1:Tween;
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private var _tween2:Tween;
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private var showorder:Boolean;
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private var percent:Boolean;
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private var fontcolor:uint;
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private var orderx:Number;
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private var ordery:Number;
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private var orderxy:Number;
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private var shape:Array;
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private var sp:Sprite;
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private var Rect:Sprite;
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private var namelabel:TextField;
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/**==========================15个参数==================================================================================
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*@param:x0

>圆心x坐标=========1
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*@param:y0

>圆心y坐标=========2
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*@param:a

>长轴===============3
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*@param:b

>短轴================4
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*@param:h

>厚度=================5
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*@alpha:Number

>透明度===============6
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*@param:dataList

>数据列表(有默认值)===============7
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*@param:dataList

>颜色列表(有默认值)==================8
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*@param:dataList

>名称列表(有默认值)==================9
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*@param:dataList

>是否显示百分比==================10
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*@param:dataList

>百分比字体颜色==================11
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*@param:dataList

>是否显示图例==================12
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*@param:dataList

>图例x坐标==================13
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*@param:dataList

>图例y坐标==================14
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*@param:dataList

>图例间距==================15
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*/
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public function DrawPieGraph(x0:Number,y0:Number,a:Number,b:Number,h:Number,Alpha:Number,dataList:Array,colorList:Array,nameList:Array,ifpercent:Boolean,perColor:uint ,ifshoworder:Boolean, myorderx:Number, myordery:Number, myorderxy:Number) {
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_x0 = x0;
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_y0 = y0;
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_a = a;
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_b = b;
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_h = h;
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percent = ifpercent;
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fontcolor = perColor;
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showorder = ifshoworder;
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orderx = myorderx;
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ordery = myordery;
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orderxy = myorderxy;
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_nameList = nameList;
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_alpha = Alpha;
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_colorList = colorList == null ? [0x330099,0x04D215,0x7E9B06,0x990065,0xFF9E01,0xFF6600,0xFE9A9A,0xA00101,0xFCD202]:colorList;
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sp=new Sprite();
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sp.mouseEnabled = sp.mouseChildren = false;
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ToolTip.init(sp);
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render(dataList);
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}
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public function render(dataList:Array ) {
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R = -90;
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setAngleList(dataList);
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clearAll();
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drawRect();
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drawPie();
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}
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private function setAngleList(dataList:Array):void {
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_dataList = dataList == null ? [1,1,1,1,1,1,1,1]:dataList;
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_angleList = [];
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var totalData:int;
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var len:uint = _dataList.length;
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for (var j:uint=0; j < len; j++) {
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totalData += _dataList[j];
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}
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if (totalData==0) {
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for (j=0; j < len; j++) {
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_dataList[j]=1;
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totalData=len;
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}
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}
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for (j=0; j < len; j++) {
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if (j==len-1) {
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_angleList.push([R,270]);
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} else {
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var r:uint=Math.floor(_dataList[j]/totalData*360);
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var posR:int=R+r;
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_angleList.push([R,posR]);
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R=posR;
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}
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}
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for (j=len-1; j >0; j--) {
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if(_dataList[j]!=0){
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_angleList.splice(j, 1,[_angleList[j][0],270]);
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break;
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}
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}
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}
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private function setDepths():void {
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_depthList=[];
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var len:uint=_angleList.length;
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for (var j:uint=0; j < len; j++) {
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var minJ:Number=_angleList[j][0];
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var maxJ:Number=_angleList[j][1];
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switch (true) {
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case minJ >= -90 && minJ <= 90 && maxJ<=90 :
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_depthList[j]=minJ;
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break;
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default :
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_depthList[j]=1000-minJ;
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}
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}
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_depthList=_depthList.sort(Array.NUMERIC|Array.RETURNINDEXEDARRAY);
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for (j=0; j<len; j++) {
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if (this.contains(__contain["shape"+_depthList[j]])) {
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setChildIndex(__contain["shape"+_depthList[j]],j);
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}
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}
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}
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private function drawRect():void {
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if (showorder) {
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for (var jk:uint=0; jk < _angleList.length; jk++) {
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Rect=new Sprite ;//图例方块
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addChild(Rect);
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Rect.name="abcde"+jk;
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if (_dataList[jk]!=0) {
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Rect.buttonMode=true;
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}
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namelabel=new TextField ;//图例的文字说明，它和方块同为pie的子级
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//namelabel.text=_nameList[jk];
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namelabel.selectable=false;
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namelabel.autoSize=TextFieldAutoSize.LEFT;
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namelabel.htmlText=""+_nameList[jk]+"";
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//下划线效果namelabel.htmlText= ""+""+_nameList[jk]+""+"";
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addChild(namelabel);
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var beginx:Number=orderx;
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var beginy:Number=ordery;
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var jianxy:Number=orderxy+12;//图例方块的边长
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if (_dataList[jk]!=0) {
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Rect.graphics.beginFill(_colorList[jk],1);
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}
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Rect.graphics.lineStyle(1,0xffffff,1);
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Rect.graphics.moveTo(0,0);
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Rect.graphics.lineTo(12,0);
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Rect.graphics.lineTo(12,12);
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Rect.graphics.lineTo(0,12);
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Rect.graphics.lineTo(0,0);
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if (_dataList[jk]!=0) {
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Rect.graphics.endFill();
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}
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Rect.x=beginx;
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Rect.y=beginy+jianxy*jk;
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namelabel.x=Rect.x+20;
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namelabel.y=Rect.y-4;
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_dataList[jk]!=0?Rect.addEventListener(MouseEvent.MOUSE_OVER,onMouseDownX):0;
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}
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}
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}
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public function drawPie():void {
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__contain={};
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var len:uint=_angleList.length;
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var step:uint=1;
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shape=new Array();
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for (var j:uint=0; j < len; j++) {
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__contain["shape"+j]=new MovieClip ;
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addChild(__contain["shape"+j]);
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shape.push(__contain["shape" + j]);
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if (_dataList[j]!=0) {
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__contain["shape"+j].out=false;
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//设置中心角，方便以下进行中点移动
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__contain["shape"+j].r=(_angleList[j][0]+_angleList[j][1])/2;
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__contain["shape"+j].addEventListener(MouseEvent.MOUSE_DOWN,onMouseDownX);
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ToolTip.register(__contain["shape"+j], _nameList[j]);
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__contain["shape"+j].name="shape"+j;
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var drakColor:uint=getDarkColor(_colorList[j]);//深色
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var g:Graphics=__contain["shape"+j].graphics;
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//====================================================================================================先画百分比
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if (percent) {
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/*g.beginFill(0x000000,_alpha);
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g.lineStyle(1, 0x000000, 1);
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if(0<(_angleList[j][0]+ _angleList[j][1])/2 &&(_angleList[j][0]+ _angleList[j][1])/2<180 ){
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g.moveTo(getRPoint(_x0, _y0+_h, _a, _b, (_angleList[j][0] + _angleList[j][1] ) / 2).x,getRPoint(_x0, _y0+_h, _a, _b, (_angleList[j][0] + _angleList[j][1] ) / 2).y);
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g.lineTo(getRPoint(_x0,_y0+_h, 20*_a, 20*_b, (_angleList[j][0] + _angleList[j][1] ) / 2).x,getRPoint(_x0, _y0+_h, 20*_a, 20*_b, (_angleList[j][0] + _angleList[j][1] ) / 2).y);
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}else{
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g.moveTo(getRPoint(_x0, _y0, _a, _b, (_angleList[j][0] + _angleList[j][1] ) / 2).x,getRPoint(_x0, _y0, _a, _b, (_angleList[j][0] + _angleList[j][1] ) / 2).y);
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g.lineTo(getRPoint(_x0,_y0, 20*_a, 20*_b, (_angleList[j][0] + _angleList[j][1] ) / 2).x,getRPoint(_x0, _y0, 20*_a, 20*_b, (_angleList[j][0] + _angleList[j][1] ) / 2).y);
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}
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g.endFill()*/
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var total:Number=0;
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for (var jh:uint=0; jh <_dataList.length; jh++) {
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total+=_dataList[jh];
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}
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var prelabel:TextField=new TextField ;
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prelabel.text=String(Math.floor((_dataList[j]/total)*10000)/100)+"%";
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prelabel.selectable=false;
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prelabel.background=true;
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prelabel.backgroundColor=drakColor;
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__contain["shape"+j].addChild(prelabel);
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var myformat:TextFormat = new TextFormat();
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myformat.font="Verdana";
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myformat.size=12;
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myformat.color=0xffffff;
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prelabel.setTextFormat(myformat);
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prelabel.gridFitType="pixel";
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prelabel.antiAliasType="advanced";
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prelabel.sharpness=-400;
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prelabel.autoSize=TextFieldAutoSize.LEFT;
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var zhongwei:Number=(_angleList[j][0] + _angleList[j][1] ) / 2;
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if (zhongwei>0&&zhongwei<90) {
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prelabel.x=getRPoint(_x0,_y0+_h,_a,_b,zhongwei).x;
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prelabel.y=getRPoint(_x0,_y0+_h,_a,_b,zhongwei).y;
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} else if (zhongwei>90 && zhongwei<180) {
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prelabel.x=getRPoint(_x0,_y0+_h,_a,_b,zhongwei).x-prelabel.width;
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prelabel.y=getRPoint(_x0,_y0+_h,_a,_b,zhongwei).y;
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} else if (zhongwei>180 && zhongwei<270) {
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prelabel.x=getRPoint(_x0,_y0,_a,_b,zhongwei).x-prelabel.width;
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prelabel.y=getRPoint(_x0,_y0,_a,_b,zhongwei).y-prelabel.height;
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} else if (zhongwei>-90 && zhongwei<0) {
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prelabel.x=getRPoint(_x0,_y0,_a,_b,zhongwei).x;
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prelabel.y=getRPoint(_x0,_y0,_a,_b,zhongwei).y-prelabel.height;
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} else if (zhongwei == 0) {
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prelabel.x=getRPoint(_x0,_y0,_a,_b,zhongwei).x;
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prelabel.y=getRPoint(_x0,_y0,_a,_b,zhongwei).y-prelabel.height/2;
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} else if (zhongwei == 90) {
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prelabel.x=getRPoint(_x0,_y0+_h,_a,_b,zhongwei).x-prelabel.width/2;
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prelabel.y=getRPoint(_x0,_y0+_h+1,_a,_b,zhongwei).y;
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} else if (zhongwei == 180) {
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prelabel.x=getRPoint(_x0,_y0,_a,_b,zhongwei).x-prelabel.width;
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prelabel.y=getRPoint(_x0,_y0,_a,_b,zhongwei).y-prelabel.height/2;
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}
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}
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//-------------------------------------- //内弧
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//g.lineStyle(1);
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//先画底
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//内弧
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g.lineStyle(1,drakColor,_alpha);
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g.beginFill(_colorList[j],_alpha);
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g.moveTo(_x0,_y0+_h);
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var r:Number=_angleList[j][0];
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var minR:Number=r;
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var maxR:int=_angleList[j][1];
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while (r + step < maxR) {
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g.lineTo(getRPoint(_x0,_y0 + _h,_a,_b,r).x,getRPoint(_x0,_y0 + _h,_a,_b,r).y);
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r+=step;
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}
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g.lineTo(getRPoint(_x0,_y0 + _h,_a,_b,maxR).x,getRPoint(_x0,_y0 + _h,_a,_b,maxR).y);
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g.endFill();
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//画内侧面
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g.lineStyle(1,drakColor,_alpha);
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g.beginFill(drakColor,_alpha);
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g.moveTo(_x0,_y0+_h);
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g.lineTo(getRPoint(_x0,_y0 + _h,_a,_b,minR).x,getRPoint(_x0,_y0 + _h,_a,_b,minR).y);
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g.lineTo(getRPoint(_x0,_y0,_a,_b,minR).x,getRPoint(_x0,_y0,_a,_b,minR).y);
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g.lineTo(_x0,_y0);
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g.endFill();
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//画外侧面
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g.lineStyle(1,drakColor,1);
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g.beginFill(drakColor,_alpha);
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g.moveTo(_x0,_y0+_h);
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g.lineTo(getRPoint(_x0,_y0 + _h,_a,_b,maxR).x,getRPoint(_x0,_y0 + _h,_a,_b,maxR).y);
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g.lineTo(getRPoint(_x0,_y0,_a,_b,maxR).x,getRPoint(_x0,_y0,_a,_b,maxR).y);
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g.lineTo(_x0,_y0);
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g.endFill();
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//画外弧侧面
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//画外弧侧面
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//--------------------------------
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//下边高
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//下边外侧边高
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if (minR<=0&&maxR>=0&&maxR<=180) {
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//解决90度时外侧面，显示事实为90度，实际为0度，因为我们整个旋转了-90度；
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g.lineStyle(1,drakColor,1);
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g.beginFill(drakColor,1);
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g.moveTo(getRPoint(_x0,_y0 + _h,_a,_b,minR).x,getRPoint(_x0,_y0 + _h,_a,_b,minR).y);
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var k:Number=minR;
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while (k < 0) {
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k+=step;
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g.lineTo(getRPoint(_x0,_y0 + _h,_a,_b,k).x,getRPoint(_x0,_y0 + _h,_a,_b,k).y);
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}
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g.lineTo(getRPoint(_x0,_y0,_a,_b,0).x,getRPoint(_x0,_y0,_a,_b,0).y);
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while (k > minR) {
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k-=step;
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g.lineTo(getRPoint(_x0,_y0,_a,_b,k).x,getRPoint(_x0,_y0,_a,_b,k).y);
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}
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g.endFill();
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g.lineStyle(1,drakColor,1);
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g.beginFill(drakColor,1);
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g.moveTo(getRPoint(_x0,_y0 + _h,_a,_b,0).x,getRPoint(_x0,_y0 + _h,_a,_b,0).y);
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k=0;
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while (k < maxR) {
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k+=step;
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g.lineTo(getRPoint(_x0,_y0 + _h,_a,_b,k).x,getRPoint(_x0,_y0 + _h,_a,_b,k).y);
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}
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g.lineTo(getRPoint(_x0,_y0,_a,_b,maxR).x,getRPoint(_x0,_y0,_a,_b,maxR).y);
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while (k > 0) {
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k-=step;
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g.lineTo(getRPoint(_x0,_y0,_a,_b,k).x,getRPoint(_x0,_y0,_a,_b,k).y);
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}
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g.endFill();
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} else if (maxR >= 180 && minR <= 180 && minR >= 0) {
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//解决180度时外侧面，显示事实为270度，实际为180度，因为我们整个旋转了-90度；
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g.lineStyle(1,drakColor,1);
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g.beginFill(drakColor,1);
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g.moveTo(getRPoint(_x0,_y0 + _h,_a,_b,minR).x,getRPoint(_x0,_y0 + _h,_a,_b,minR).y);
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k=minR;
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while (k < 180) {
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k+=step;
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g.lineTo(getRPoint(_x0,_y0 + _h,_a,_b,k).x,getRPoint(_x0,_y0 + _h,_a,_b,k).y);
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}
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g.lineTo(getRPoint(_x0,_y0,_a,_b,180).x,getRPoint(_x0,_y0,_a,_b,180).y);
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while (k > minR) {
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k-=step;
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g.lineTo(getRPoint(_x0,_y0,_a,_b,k).x,getRPoint(_x0,_y0,_a,_b,k).y);
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}
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g.endFill();
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g.lineStyle(1,drakColor,1);
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g.beginFill(drakColor,1);
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g.moveTo(getRPoint(_x0,_y0 + _h,_a,_b,180).x,getRPoint(_x0,_y0 + _h,_a,_b,180).y);
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k=180;
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while (k < maxR) {
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k+=step;
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g.lineTo(getRPoint(_x0,_y0 + _h,_a,_b,k).x,getRPoint(_x0,_y0 + _h,_a,_b,k).y);
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}
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g.lineTo(getRPoint(_x0,_y0,_a,_b,maxR).x,getRPoint(_x0,_y0,_a,_b,maxR).y);
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while (k > 180) {
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k-=step;
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g.lineTo(getRPoint(_x0,_y0,_a,_b,k).x,getRPoint(_x0,_y0,_a,_b,k).y);
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}
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g.endFill();
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} else if (minR <= 0 && maxR >= 180) {
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//解决同时处于0度和180度的情况
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g.lineStyle(1,drakColor,1);
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g.beginFill(drakColor,1);
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g.moveTo(getRPoint(_x0,_y0 + _h,_a,_b,minR).x,getRPoint(_x0,_y0 + _h,_a,_b,minR).y);
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k=minR;
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while (k < 0) {
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k+=step;
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g.lineTo(getRPoint(_x0,_y0 + _h,_a,_b,k).x,getRPoint(_x0,_y0 + _h,_a,_b,k).y);
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}
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g.lineTo(getRPoint(_x0,_y0,_a,_b,0).x,getRPoint(_x0,_y0,_a,_b,0).y);
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while (k > minR) {
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k-=step;
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g.lineTo(getRPoint(_x0,_y0,_a,_b,k).x,getRPoint(_x0,_y0,_a,_b,k).y);
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}
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g.endFill();
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g.lineStyle(1,drakColor,1);
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g.beginFill(drakColor,1);
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g.moveTo(getRPoint(_x0,_y0 + _h,_a,_b,0).x,getRPoint(_x0,_y0 + _h,_a,_b,0).y);
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k=0;
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while (k < 180) {
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k+=step;
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g.lineTo(getRPoint(_x0,_y0 + _h,_a,_b,k).x,getRPoint(_x0,_y0 + _h,_a,_b,k).y);
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}
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g.lineTo(getRPoint(_x0,_y0,_a,_b,180).x,getRPoint(_x0,_y0,_a,_b,180).y);
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while (k > 0) {
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k-=step;
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g.lineTo(getRPoint(_x0,_y0,_a,_b,k).x,getRPoint(_x0,_y0,_a,_b,k).y);
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}
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g.endFill();
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g.lineStyle(1,drakColor,1);
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g.beginFill(drakColor,1);
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g.moveTo(getRPoint(_x0,_y0 + _h,_a,_b,180).x,getRPoint(_x0,_y0 + _h,_a,_b,180).y);
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k=180;
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while (k < maxR) {
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k+=step;
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g.lineTo(getRPoint(_x0,_y0 + _h,_a,_b,k).x,getRPoint(_x0,_y0 + _h,_a,_b,k).y);
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}
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g.lineTo(getRPoint(_x0,_y0,_a,_b,maxR).x,getRPoint(_x0,_y0,_a,_b,maxR).y);
407

while (k > 180) {
408

k-=step;
409

g.lineTo(getRPoint(_x0,_y0,_a,_b,k).x,getRPoint(_x0,_y0,_a,_b,k).y);
410

}
411

g.endFill();
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} else {
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g.lineStyle(1,drakColor,1);
414

g.beginFill(drakColor,1);
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g.moveTo(getRPoint(_x0,_y0 + _h,_a,_b,minR).x,getRPoint(_x0,_y0 + _h,_a,_b,minR).y);
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k=minR;
417

while (k < maxR) {
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k+=step;
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g.lineTo(getRPoint(_x0,_y0 + _h,_a,_b,k).x,getRPoint(_x0,_y0 + _h,_a,_b,k).y);
420

}
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//g.lineTo(getRPoint(_x0, _y0+_h, _a, _b, maxR).x, getRPoint(_x0, _y0+_h, _a, _b, maxR).y);
422

g.lineTo(getRPoint(_x0,_y0,_a,_b,k).x,getRPoint(_x0,_y0,_a,_b,k).y);
423

while (k > minR) {
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k-=step;
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g.lineTo(getRPoint(_x0,_y0,_a,_b,k).x,getRPoint(_x0,_y0,_a,_b,k).y);
426

}
427

g.endFill();
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}
429

//画上表面
430

g.lineStyle(1,_colorList[j],_alpha);
431

g.beginFill(_colorList[j],_alpha);
432

g.moveTo(_x0,_y0);
433

r=minR;
434

while (r + step < maxR) {
435

g.lineTo(getRPoint(_x0,_y0,_a,_b,r).x,getRPoint(_x0,_y0,_a,_b,r).y);
436

r+=step;
437

}
438

g.lineTo(getRPoint(_x0,_y0,_a,_b,maxR).x,getRPoint(_x0,_y0,_a,_b,maxR).y);
439

g.endFill();
440

}
441

}
442

setDepths();
443

addChild(sp);//提示标签加在这里，防止标签被饼块遮住
444

}
445

private function onMouseDownX(e:MouseEvent):void {
446

var TG:MovieClip=shape[Number(e.currentTarget.name.substring(5))] as MovieClip;
447

var posX:Number=getRPoint(0,0,D,D,TG.r).x;
448

var posY:Number=getRPoint(0,0,D,D,TG.r).y;
449

if (! TG.out) {
450

TG.removeEventListener(MouseEvent.MOUSE_DOWN,onMouseDownX);
451

TG["tweenX"]=new Tween(TG,"x",Bounce.easeOut,0,posX,1.5,true);
452

TG["tweenY"]=new Tween(TG,"y",Bounce.easeOut,0,posY,1.5,true);
453

} else {
454

TG.removeEventListener(MouseEvent.MOUSE_DOWN,onMouseDownX);
455

TG["tweenX"]=new Tween(TG,"x",Bounce.easeOut,TG.x,0,1,true);
456

TG["tweenY"]=new Tween(TG,"y",Bounce.easeOut,TG.y,0,1,true);
457

}
458

TG["tweenX"].addEventListener(TweenEvent.MOTION_FINISH,onMotionFinish);
459

}
460

461

//===============================================================================
462

private function onMotionFinish(e:TweenEvent):void {
463

var TG:MovieClip=e.currentTarget.obj as MovieClip;
464

TG["tweenX"].removeEventListener(TweenEvent.MOTION_FINISH,onMotionFinish);
465

TG.out=! TG.out?true:false;
466

TG.addEventListener(MouseEvent.MOUSE_DOWN,onMouseDownX);
467

}
468

private function getDarkColor(color:uint):uint {
469

var r:uint=color>>16&0xFF/1.3;//设置red通道的值
470

var g:uint=color>>8&0xFF/1.3;//设置green通道的值
471

var b:uint=color&0xFF/1.1;//设置blue通道的值
472

return r << 16 | g << 8 | b;//得到新颜色
473

}
474

private function getRPoint(x0:Number,y0:Number,a:Number,b:Number,r:Number):Object {
475

r=r*Math.PI/180;
476

return {x:Math.cos(r) * a + x0,y:Math.sin(r) * b + y0};
477

}
478

public function get contain():Object {
479

return __contain;
480

}
481

private function clearAll():void {//清除内容
482

483

var len:uint=_dataList.length;
484

while(this.numChildren!=0){
485

removeChildAt(0);
486

}
487

for (var j:uint=0; j<len; j++) {
488

489

if (__contain) {
490

__contain["shape"+j]=null;
491

}
492

}
493

494

Rect=null;
495

496

}
497

}
498

}

  1 package CYPL.Graphics
  2 {
  3
  4     import flash.accessibility.AccessibilityProperties;
  5     import flash.display.*;
  6     import flash.events.*;
  7     import flash.geom.Point;
  8     import flash.text.*;
  9     /**
10      * @link kinglong@gmail.com
11      * @author Kinglong
12      * @version 0.1
13      * @since 20090608
14      * @playerversion fp9+
15      * 热区提示
16      */
17     public class ToolTip extends Sprite    {
18         private static var instance:ToolTip = null;
19         private var label:TextField;
20         private var area:DisplayObject;
21         public function ToolTip() {
22             label = new TextField();
23             label.autoSize = TextFieldAutoSize.LEFT;
24             label.selectable = false;
25             label.multiline = false;
26             label.wordWrap = false;
27             label.defaultTextFormat = new TextFormat("宋体", 12, 0x666666);
28             label.text = "提示信息";
29             label.x = 5;
30             label.y = 2;
31             addChild(label);
32             redraw();
33             visible = false;
34             mouseEnabled = mouseChildren = false;
35         }
36
37         private function redraw() {
38             var w:Number = 10 + label.width;
39             var h:Number = 4 + label.height;
40             this.graphics.clear();
41             this.graphics.beginFill(0x000000, 0.4);
42             this.graphics.drawRoundRect(3, 3, w, h, 5, 5);
43             this.graphics.moveTo(6, 3 + h);
44             this.graphics.lineTo(12, 3 + h);
45             this.graphics.lineTo(9, 8 + h);
46             this.graphics.lineTo(6, 3 + h);
47             this.graphics.endFill();
48             this.graphics.beginFill(0xffffff);
49             this.graphics.drawRoundRect(0, 0, w, h, 5, 5);
50             this.graphics.moveTo(3, h);
51             this.graphics.lineTo(9, h);
52             this.graphics.lineTo(6, 5 + h);
53             this.graphics.lineTo(3, h);
54             this.graphics.endFill();
55         }
56
57         public static function init(base:DisplayObjectContainer) {
58             if (instance == null) {
59                 instance = new ToolTip();
60                 base.addChild(instance);
61             }
62         }
63
64         public static function register(area:DisplayObject, message:String):void {
65             if(instance != null){
66                 var prop:AccessibilityProperties = new AccessibilityProperties();
67                 prop.description = message;
68                 area.accessibilityProperties = prop;
69                 area.addEventListener(MouseEvent.MOUSE_OVER, instance.handler);
70             }
71         }
72
73         public static function unregister(area:DisplayObject):void {
74             if (instance != null) {
75                 area.removeEventListener(MouseEvent.MOUSE_OVER, instance.handler);
76             }
77         }
78
79         public function show(area:DisplayObject):void {
80             this.area = area;
81             this.area.addEventListener(MouseEvent.MOUSE_OUT, this.handler);
82             this.area.addEventListener(MouseEvent.MOUSE_MOVE, this.handler);
83             label.text = area.accessibilityProperties.description;
84             redraw();
85         }
86
87
88         public function hide():void    {
89             this.area.removeEventListener(MouseEvent.MOUSE_OUT, this.handler);
90             this.area.removeEventListener(MouseEvent.MOUSE_MOVE, this.handler);
91             this.area = null;
92             visible = false;
93         }
94
95         public function move(point:Point):void {
96             var lp:Point = this.parent.globalToLocal(point);
97             this.x = lp.x - 6;
98             this.y = lp.y - label.height - 12;
99             if(!visible){
100                 visible = true;
101             }
102         }
103
104         private function handler(event:MouseEvent):void    {
105             switch(event.type) {
106                 case MouseEvent.MOUSE_OUT:
107                     this.hide();
108                     break;
109                 case MouseEvent.MOUSE_MOVE:
110                     this.move(new Point(event.stageX, event.stageY));
111                     break;
112                 case MouseEvent.MOUSE_OVER:
113                     this.show(event.currentTarget as DisplayObject);
114                     this.move(new Point(event.stageX, event.stageY))
115                     break;
116             }
117         }
118
119     }
120 }

1 import CYPL.Graphics.*;
2 /**==========================15个参数==================================================================================
3 *@param:x0

>圆心x坐标=========1
4 *@param:y0

>圆心y坐标=========2
5 *@param:a

>长轴===============3
6 *@param:b

>短轴================4
7 *@param:h

>厚度=================5
8 *@alpha:Number

>透明度===============6
9 *@param:dataList

>数据列表(有默认值)===============7
10 *@param:dataList

>颜色列表(有默认值)==================8
11 *@param:dataList

>名称列表(有默认值)==================9
12 *@param:dataList

>是否显示百分比==================10
13 *@param:dataList

>百分比字体颜色==================11
14 *@param:dataList

>是否显示图例==================12
15 *@param:dataList

>图例x坐标==================13
16 *@param:dataList

>图例y坐标==================14
17 *@param:dataList

>图例间距==================15
18 */
19 var dataList:Array = [100,100,100,100,100,100];
20 //var dataList:Array = [0,0,100,200,100,300,100,0,0];
21 for (var i:int=0; i<6; i++) {
22
23 this["txt" + i].restrict = "0-9";
24
25
26 }
27 var nameList:Array = ["星光大道","春节晚会","同一首歌","梦想剧场","NBA 赛场","非常“6+1”"];
28 //trace(dataList+"

..list");
29 var pie:DrawPieGraph = new DrawPieGraph(200,240,120,80,40,1,dataList,null,nameList,true,0xffffff,true,440,240,10);
30 addChild(pie);
31 btn.addEventListener(MouseEvent.CLICK,fun);
32 btn.setStyle("textFormat",new TextFormat("宋体",14,0xffffff));
33 function fun(e):void {
34 for (var i:int=0; i<6; i++) {
35 dataList[i] = Number(this["txt" + i].text);
36 }
37 //pie.clearAll()
38 pie.render(dataList);
39 }

as3学习

______学习flash的笔记