package { import flash.display.Bitmap; import flash.display.BitmapData; import flash.display.Graphics; import flash.display.Sprite; import flash.events.Event; import flash.filters.BlurFilter; import flash.geom.ColorTransform; import flash.geom.Matrix; import flash.geom.Point; import flash.utils.Timer; import flash.events.TimerEvent; import net.hires.debug.Stats; /** * ... * 重いです * @author _s */ [SWF(width="465", height="465", frameRate="30",backgroundColor="0x000000")] public class Spire extends Sprite { private const MOVE_TO:int = 1; private const COURVE_TO:int = 2; private const LINE_TO:int = 3; private const PI4_TAN:Number = Math.PI / 8; private const PI4_SIN:Number = Math.PI / 4; private const START_COLOR:uint = 0xff0000; private const COLOR_DIFF:int = 85; private var _x:Number; private var _y:Number; private var commands:Array = []; private var data:Array = []; private var dataCnt:int; private var s:Sprite = new Sprite(); private var g:Graphics; private var timer:Timer; private var lineColor:uint; private var lineEndX:Number = 0; private var canvas:BitmapData; private var sp:Number = 0; private var bf:BlurFilter = new BlurFilter(2, 2, 1); private var ct:ColorTransform = new ColorTransform(1, 1, 1, 1, 0, 0, 0, -1); private var p:Point = new Point(); private var isFirst:Boolean = true; private var colorChangeVal:int = 0; public function Spire():void { if (stage) init(); else addEventListener(Event.ADDED_TO_STAGE, init); } private function init(e:Event = null):void { removeEventListener(Event.ADDED_TO_STAGE, init); // entry point var sw:Number = this.stage.stageWidth var sh:Number = this.stage.stageHeight; this._x = sw / 2; this._y = sh / 2; this.canvas = new BitmapData(sw, sh, true, 0xffffff); this.addChild(new Bitmap(this.canvas, "auto", true)); this.s.filters = [this.bf]; this.g = this.s.graphics; this.addPushCoordinatesTimer(); //this.addChild(new Stats()); this.addEventListener(Event.ENTER_FRAME, enterFlameHandler); Wonderfl.capture_delay( 5 ); } private function enterFlameHandler(e:Event):void { this.canvas.lock(); this.canvas.colorTransform(this.canvas.rect, this.ct); this.sp += 0.01 * Math.PI; var a:Number = 1 * Math.sin(this.sp); var b:Number = 0.5 * Math.cos(this.sp); var mat:Matrix = new Matrix(a, b, 0, 1, this._x, 0); this.canvas.draw(this.s, mat); this.canvas.unlock(); } private function addPushCoordinatesTimer():void { this.timer = new Timer(1, 1); this.timer.start(); this.timer.addEventListener(TimerEvent.TIMER, pushCoordinatesHandler); this.timer.addEventListener(TimerEvent.TIMER_COMPLETE, pushCoordinatesCompleteHandler); } private function pushCoordinatesHandler(e:TimerEvent):void { var r:Number = Math.random() * 5 >> 0; r = r > 0 ? r : 1; this.lineColor = this.getColor(); this.setLineStyle(this.g); while ((this.lineEndX <= this.stage.stageWidth-100)){ this.pushCoordinates(this._x, this._y, r) r += r; } } private function pushCoordinatesCompleteHandler(e:TimerEvent):void { this.removePushCoordinatesTimer(); this.addDrawTimer(); } private function pushCoordinates(x:Number, y:Number, r:Number):void { //_commandsと_dataは対で格納 //top this.commands.push(MOVE_TO); this.data[this.dataCnt++] = [x - r, y]; this.commands.push(COURVE_TO); this.data[this.dataCnt++] = [x-r, -Math.tan(PI4_TAN)*r+y, -Math.sin(PI4_SIN)*r+x, -Math.sin(PI4_SIN)*r+y]; this.commands.push(COURVE_TO); this.data[this.dataCnt++] = [-Math.tan(PI4_TAN) * r + x, -r + y, x, -r + y]; this.commands.push(COURVE_TO); this.data[this.dataCnt++] = [Math.tan(PI4_TAN)*r+x, -r+y, Math.sin(PI4_SIN)*r+x, -Math.sin(PI4_SIN)*r+y]; this.commands.push(COURVE_TO); this.data[this.dataCnt++] = [r + x, -Math.tan(PI4_TAN) * r + y, r + x, y]; this.lineEndX = r + x; x -= r / 2; r += r / 2; //bottom this.commands.push(COURVE_TO); this.data[this.dataCnt++] = [r+x, Math.tan(PI4_TAN)*r+y, Math.sin(PI4_SIN)*r+x, Math.sin(PI4_SIN)*r+y]; this.commands.push(COURVE_TO); this.data[this.dataCnt++] = [Math.tan(PI4_TAN)*r+x,r+y, x, r+y]; this.commands.push(COURVE_TO); this.data[this.dataCnt++] = [-Math.tan(PI4_TAN)*r+x, r+y,-Math.sin(PI4_SIN)*r+x, Math.sin(PI4_SIN)*r+y]; this.commands.push(COURVE_TO); this.data[this.dataCnt++] = [ -r + x, Math.tan(PI4_TAN) * r + y, -r + x, y]; } private function addDrawTimer(isReverse:Boolean=false):void { var n:int = this.commands.length; this.timer = new Timer(20, n); this.timer.start(); if(!isReverse){ this.timer.addEventListener(TimerEvent.TIMER, drawHandler); this.timer.addEventListener(TimerEvent.TIMER_COMPLETE, drawCompleteHandler); }else { this.timer.addEventListener(TimerEvent.TIMER, drawReverseHandler); this.timer.addEventListener(TimerEvent.TIMER_COMPLETE, drawReverseCompleteHandler); } } private function drawHandler(e:TimerEvent):void { var t:Timer = e.currentTarget as Timer; var cnt:int = t.currentCount - 1; this.draw(this.g, this.commands[cnt], this.data[cnt]); } private function drawCompleteHandler(e:TimerEvent):void { var t:Timer = e.currentTarget as Timer; var cnt:int = t.currentCount; var len:int = this.commands.length; if(cnt == len){ this.removeDrawTimer(); this.addDrawTimer(true); } } private function drawReverseHandler(e:TimerEvent):void { var t:Timer = e.currentTarget as Timer; var cnt:int = t.currentCount; var len:int = this.commands.length - cnt; var g:Graphics = this.g; this.setLineStyle(g); for (var i:int = 0; i < len; i++) { this.draw(g,this.commands[i], this.data[i]); } } private function drawReverseCompleteHandler(e:TimerEvent):void { var t:Timer = e.currentTarget as Timer; var cnt:int = t.currentCount; var len:int = this.commands.length; if(cnt == len){ this.removeDrawReverseTimer(); this.clear(); this.addPushCoordinatesTimer(); } } private function draw(g:Graphics,command:int,data:Array):void { switch(command) { case MOVE_TO: g.moveTo(data[0],data[1]); break; case COURVE_TO: g.curveTo(data[0],data[1],data[2],data[3]); break; case LINE_TO: g.lineTo(data[0],data[1]); break; } } private function setLineStyle(g:Graphics):void { g.clear(); g.lineStyle(2, this.lineColor, 1); } private function setColorLine(g:Graphics):void { g.lineStyle(2, this.getColor(), 1); } private function getColor():uint { var rs:String, gs:String, bs:String; var red:uint, green:uint, blue:uint; var changeVal:int = this.colorChangeVal; var color:uint; if (this.isFirst) { color = START_COLOR; red = ( color & 0xff0000 ) >> 16; green = ( color & 0xff00 ) >> 8; blue = ( color & 0xff ); this.isFirst = false; }else { color = this.lineColor; red = ( color & 0xff0000 ) >> 16; green = ( color & 0xff00 ) >> 8; blue = ( color & 0xff ); } switch(true) { case (changeVal == 1 || changeVal == 2 || changeVal == 3) : green += COLOR_DIFF; break; case (changeVal == 4 || changeVal == 5 || changeVal == 6) : red -= COLOR_DIFF; break; case (changeVal == 7 || changeVal == 8 || changeVal == 9) : blue += COLOR_DIFF; break; case (changeVal == 10 || changeVal == 11 || changeVal == 12) : green -= COLOR_DIFF; break; case (changeVal == 13 || changeVal == 14 || changeVal == 15): red += COLOR_DIFF; break; case (changeVal == 16 || changeVal == 17): blue -= COLOR_DIFF; break; case (changeVal == 18) : blue -= COLOR_DIFF; this.colorChangeVal = 0; this.isFirst = true; break; } rs = (red > 0) ? (red).toString(16) : '0' + (red).toString(16); gs = (green > 0) ? (green).toString(16) : '0' + (green).toString(16); bs = (blue > 0) ? (blue).toString(16) : '0' + (blue).toString(16); this.colorChangeVal++; return uint('0x' + rs + gs + bs); } private function removePushCoordinatesTimer():void { this.timer.removeEventListener(TimerEvent.TIMER, pushCoordinatesHandler); this.timer.removeEventListener(TimerEvent.TIMER_COMPLETE, pushCoordinatesCompleteHandler); this.timer = null; } private function removeDrawTimer():void { this.timer.removeEventListener(TimerEvent.TIMER, drawHandler); this.timer.removeEventListener(TimerEvent.TIMER_COMPLETE, drawCompleteHandler); this.timer = null; } private function removeDrawReverseTimer():void { this.timer.removeEventListener(TimerEvent.TIMER, drawReverseHandler); this.timer.removeEventListener(TimerEvent.TIMER_COMPLETE, drawReverseCompleteHandler); this.timer = null; } private function clear():void { this.g.clear(); this.lineEndX = this.dataCnt = 0; this.commands = []; this.data = []; } } }