package
{import flash.display.Sprite;import flash.events.Event;import flash.events.MouseEvent;import nape.geom.Vec2;import nape.phys.*;import nape.shape.Polygon;import nape.space.Space;import nape.util.ShapeDebug;/*** @author jacky<br>* * 创建时间：2013-9-23 下午03:20:18**/[SWF(width= 550,height= 400,backgroundColor=0xffffff,frameRate=60)]public class NapeExe1 extends Sprite{private var space:Space;private var debug:ShapeDebug;public function NapeExe1(){//1.创建一个基本的Nape空间//声明空间重力var gravity:Vec2 = new Vec2(0, 400);space = new Space(gravity);//2.创建静态的Nape刚体//        a.创建一个Body对象，并指定它的类型和坐标var body:Body = new Body(BodyType.STATIC, new Vec2(stage.stageWidth/2, stage.stageHeight-10));//        b.创建刚体的形状shape，可以接收的形状有两种Cirle和Polygon，后者通过指定不同的顶点来创建任何非圆形的形状。var shape:Polygon = new Polygon(Polygon.box(stage.stageWidth, 10));body.shapes.add(shape);//        c.指定刚体所存在的空间，即第一部分提到的空间。body.space = space;//3.创建模拟视图debug = new ShapeDebug(550, 400);addChild(debug.display);addChild(new Stats());//4.在ENTER_FRAME事件处理器中进行Nape模拟
            addEventListener(Event.ENTER_FRAME, loop);stage.addEventListener(MouseEvent.MOUSE_DOWN, mouseEventHandler);}private function mouseEventHandler(e:MouseEvent):void{//        a.创建一个Body对象，并指定它的类型和坐标var body:Body = new Body(BodyType.DYNAMIC, new Vec2(mouseX, mouseY));//        b.创建刚体的形状shape，可以接收的形状有两种Cirle和Polygon，后者通过指定不同的顶点来创建任何非圆形的形状。var shape:Polygon = new Polygon(Polygon.box(Math.random()*30+30,Math.random()*30+30));body.shapes.add(shape);//        c.指定刚体所存在的空间，即第一部分提到的空间。body.space = space;}private function loop(e:Event):void{//Nape空间模拟space.step(1 / 60, 30);//清除视图
            debug.clear();//优化显示图像
            debug.flush();//绘制空间
            debug.draw(space);}}
}

/*** Hi-ReS! Stats* * Released under MIT license:* http://www.opensource.org/licenses/mit-license.php** How to use:* *    addChild( new Stats() );*    *    or*    *    addChild( new Stats( { bg: 0xffffff } );* * version log:**    09.03.28        2.1        Mr.doob            + Theme support.*    09.02.21        2.0        Mr.doob            + Removed Player version, until I know if it's really needed.*                                            + Added MAX value (shows Max memory used, useful to spot memory leaks)*                                            + Reworked text system / no memory leak (original reason unknown)*                                            + Simplified                *    09.02.07        1.5        Mr.doob            + onRemovedFromStage() (thx huihuicn.xu)*    08.12.14        1.4        Mr.doob            + Code optimisations and version info on MOUSE_OVER*    08.07.12        1.3        Mr.doob            + Some speed and code optimisations*    08.02.15        1.2        Mr.doob            + Class renamed to Stats (previously FPS)*    08.01.05        1.2        Mr.doob            + Click changes the fps of flash (half up increases, half down decreases)*    08.01.04        1.1        Mr.doob            + Shameless ripoff of Alternativa's FPS look :P*                            Theo            + Log shape for MEM*                                            + More room for MS*     07.12.13        1.0        Mr.doob            + First version**/package
{import flash.display.Bitmap;import flash.display.BitmapData;import flash.display.Sprite;import flash.events.Event;import flash.events.MouseEvent;import flash.geom.Rectangle;import flash.system.System;import flash.text.StyleSheet;import flash.text.TextField;import flash.utils.getTimer;    /*** <b>Hi-ReS! Stats</b> FPS, MS and MEM, all in one.*/public class Stats extends Sprite{    private var _xml : XML;private var _text : TextField;private var _style : StyleSheet;private var _timer : uint;private var _fps : uint;private var _ms : uint;private var _ms_prev : uint;private var _mem : Number;private var _mem_max : Number;private var _graph : BitmapData;private var _rectangle : Rectangle;private var _fps_graph : uint;private var _mem_graph : uint;private var _mem_max_graph : uint;private var _theme : Object = { bg: 0x000033, fps: 0xffff00, ms: 0x00ff00, mem: 0x00ffff, memmax: 0xff0070 }; /*** <b>Hi-ReS! Stats</b> FPS, MS and MEM, all in one.* * @param theme         Example: { bg: 0x202020, fps: 0xC0C0C0, ms: 0x505050, mem: 0x707070, memmax: 0xA0A0A0 } */public function Stats( theme : Object = null ) : void{if (theme){if (theme.bg != null) _theme.bg = theme.bg;if (theme.fps != null) _theme.fps = theme.fps;if (theme.ms != null) _theme.ms = theme.ms;if (theme.mem != null) _theme.mem = theme.mem;if (theme.memmax != null) _theme.memmax = theme.memmax;}addEventListener(Event.ADDED_TO_STAGE, init, false, 0, true);}private function init(e : Event) : void{removeEventListener(Event.ADDED_TO_STAGE, init);graphics.beginFill(_theme.bg);graphics.drawRect(0, 0, 70, 50);graphics.endFill();_mem_max = 0;_xml = <xml><fps>FPS:</fps><ms>MS:</ms><mem>MEM:</mem><memMax>MAX:</memMax></xml>;
        _style = new StyleSheet();_style.setStyle("xml", {fontSize:'9px', fontFamily:'_sans', leading:'-2px'});_style.setStyle("fps", {color: hex2css(_theme.fps)});_style.setStyle("ms", {color: hex2css(_theme.ms)});_style.setStyle("mem", {color: hex2css(_theme.mem)});_style.setStyle("memMax", {color: hex2css(_theme.memmax)});_text = new TextField();_text.width = 70;_text.height = 50;_text.styleSheet = _style;_text.condenseWhite = true;_text.selectable = false;_text.mouseEnabled = false;addChild(_text);var bitmap : Bitmap = new Bitmap( _graph = new BitmapData(70, 50, false, _theme.bg) );bitmap.y = 50;addChild(bitmap);_rectangle = new Rectangle( 0, 0, 1, _graph.height );            addEventListener(MouseEvent.CLICK, onClick);addEventListener(Event.ENTER_FRAME, update);}private function update(e : Event) : void{_timer = getTimer();if( _timer - 1000 > _ms_prev ){_ms_prev = _timer;_mem = Number((System.totalMemory * 0.000000954).toFixed(3));_mem_max = _mem_max > _mem ? _mem_max : _mem;_fps_graph = Math.min( 50, ( _fps / stage.frameRate ) * 50 );_mem_graph =  Math.min( 50, Math.sqrt( Math.sqrt( _mem * 5000 ) ) ) - 2;_mem_max_graph =  Math.min( 50, Math.sqrt( Math.sqrt( _mem_max * 5000 ) ) ) - 2;_graph.scroll( 1, 0 );_graph.fillRect( _rectangle , _theme.bg );_graph.setPixel( 0, _graph.height - _fps_graph, _theme.fps);_graph.setPixel( 0, _graph.height - ( ( _timer - _ms ) >> 1 ), _theme.ms );_graph.setPixel( 0, _graph.height - _mem_graph, _theme.mem);_graph.setPixel( 0, _graph.height - _mem_max_graph, _theme.memmax);_xml.fps = "FPS: " + _fps + " / " + stage.frameRate;_xml.mem = "MEM: " + _mem;_xml.memMax = "MAX: " + _mem_max;_fps = 0;}_fps++;_xml.ms = "MS: " + (_timer - _ms);_ms = _timer;_text.htmlText = _xml;}private function onClick(e : MouseEvent) : void{mouseY / height > .5 ? stage.frameRate-- : stage.frameRate++;_xml.fps = "FPS: " + _fps + " / " + stage.frameRate;_text.htmlText = _xml;}// .. Utilsprivate function hex2css( color : int ) : String{return "#" + color.toString(16);}}
}