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主文件代码
代码拷贝框import flash.display.*; import flash.filters.*; import flash.geom.*; import de.popforge.bitmap.Shape; Shape.setContainer( this.createEmptyMovieClip( 'shapes', 10000 ) ); //-- get blue circle as a bitmap var blueSpotClip: MovieClip = attachMovie( "blueSpot", "blueSpotClip", 0 ); var clipBounds: Object = blueSpotClip.getBounds(); var blueSpot: BitmapData = new BitmapData( clipBounds.xMax, clipBounds.yMax, true, 0 ); blueSpot.draw( blueSpotClip, new Matrix() ); blueSpotClip.removeMovieClip(); //-- involved bitmaps var source: BitmapData = new BitmapData( 256, 256, false, 0 ); var output: BitmapData = new BitmapData( 256, 256, false, 0 ); var buffer: BitmapData = new BitmapData( 256, 256, false, 0 ); var bounds: Rectangle = new Rectangle( 0, 0, 256, 256 ); var origin: Point = new Point(); var matrix: Matrix = new Matrix(); //-- creating a gradient with fire colors import de.popforge.bitmap.Gradient; var firePalette: Array = Gradient.fillArray ( [ 0, 0xA20000, 0xFFF122, 0xFFFFFF, 0xF8FF1B, 0xC53C05, 0 ], [ 0, 50, 50, 100, 75, 25, 0 ], [ 0, 64, 132, 186, 220, 250, 255 ] ); //-- Filter to let the flame grow var flame: ConvolutionFilter = new ConvolutionFilter( 3, 3, null, 2.7, -2 ); attachBitmap( output, 0, false, false ); var ms: Number = getTimer(); var frame: Number = 0; onMouseMove = function() { //-- create burning area var mouse: Point = new Point( _xmouse - clipBounds.xMax/2, _ymouse - clipBounds.yMax/2 ); source.copyPixels( blueSpot, new Rectangle( 0, 0, clipBounds.xMax, clipBounds.yMax ), mouse ); } onEnterFrame = function() { //-- create burning area var mouse: Point = new Point( _xmouse - clipBounds.xMax/2, _ymouse - clipBounds.yMax/2 ); source.copyPixels( blueSpot, new Rectangle( 0, 0, clipBounds.xMax, clipBounds.yMax ), mouse ); //-- the flames matrix with some randoms to expand the flame sidewards var flameMatrix: Array = [ 0, 0, 0, 0, 0.2, 0, 0, 1.6, 0 ]; flameMatrix[3] = Math.random() * .001; flameMatrix[5] = Math.random() * .001; flameMatrix[6] = .4 + Math.random() * .1; flameMatrix[8] = .4 + Math.random() * .1; flame.matrix = flameMatrix; //-- applying the filter 3 times to increase the flame speed //-- compute the affected region by "generateFilterRect", "getColorBoundsRect" var area: Rectangle = source.generateFilterRect( source.getColorBoundsRect( 0xFF, 0, false ), flame ); source.applyFilter( source, area, area.topLeft, flame ); area = source.generateFilterRect( area, flame ); source.applyFilter( source, area, area.topLeft, flame ); area = source.generateFilterRect( area, flame ); source.applyFilter( source, area, area.topLeft, flame ); //-- remap the the flame bitmap with fire colors output.paletteMap( source, area, area.topLeft, null, null, firePalette ); //-- fps if( getTimer() - 1000 > ms ) { ms = getTimer(); fps = frame; fpsDisplay.text = fps.toString(); frame = 0; } else { frame++; } } var mouseDown: Boolean = false; onMouseDown = function() { mouseDown = true; } onMouseUp = function() { onEnterFrame(); mouseDown = false; } createTextField( "fpsDisplay", 99, 0, 0, 60, 20 ); fpsDisplay.textColor = 0xffffff; fpsDisplay.selectable = false; [Ctrl+A 全部选择 然后拷贝]
对应的AS代码：Gradient.as
代码拷贝框import de.popforge.bitmap.Shape; import flash.display.BitmapData; import flash.geom.ColorTransform; import flash.geom.Matrix; class de.popforge.bitmap.Gradient { public static function createXYGradient(): BitmapData { /* * get canvas */ var g: Shape = Shape.get(); if( g == null ) { return null; } var xyGradient: BitmapData = new BitmapData( 256, 256, false, 0 ); var matrix: Matrix = new Matrix(); /* * create y as blue colorvalues */ matrix.createGradientBox( 256, 256, Math.PI/2, 0, 0 ); g.beginGradientFill( 'linear', [ 0, 0x0000ff ], [ 100, 100 ], [ 0, 0xff ], matrix ); g.moveTo( 0, 0 ); g.lineTo( 256, 0 ); g.lineTo( 256, 256 ); g.lineTo( 0, 256 ); g.lineTo( 0, 0 ); g.endFill(); matrix.identity(); xyGradient.draw( g, matrix ); g.clear(); /* * create x as green colorvalues */ matrix.createGradientBox( 256, 256, 0, 0, 0 ); g.beginGradientFill( 'linear', [ 0, 0x00ff00 ], [ 100, 100 ], [ 0, 0xff ], matrix ); g.moveTo( 0, 0 ); g.lineTo( 256, 0 ); g.lineTo( 256, 256 ); g.lineTo( 0, 256 ); g.lineTo( 0, 0 ); g.endFill(); matrix.identity(); xyGradient.</p><p align='center'><b><font color='red'>[1]</font> <a href='/Tech/MultiMedia/FLASH/200704/3176_2.html'>[2]</a> <a href='/Tech/MultiMedia/FLASH/200704/3176_2.html'>下一页</a> </b></p> <center></center></td> </tr> <tr> <td height="25" align='right' class="Article_tdbgall">教程录入：jerome 责任编辑：jerome </td> </tr> <tr> <td height="25"><li>上一篇教程： <a class='LinkPrevArticle' href='/Tech/MultiMedia/FLASH/200704/3175.html' title='文章标题：用SharedObject实现的Cookie 作 者：mirycat 更新时间：2007-4-27 9:57:29'>用SharedObject实现的Cookie</a></li><br> <li>下一篇教程： <a class='LinkNextArticle' href='/Tech/MultiMedia/FLASH/200704/3177.html' title='文章标题：Flash8设置及获取Cookies值 作 者：ever5u 更新时间：2007-4-27 9:57:30'>Flash8设置及获取Cookies值</a></li></td> </tr> <tr> <td height="25" align='right' class="Article_tdbgall">【字体：<a href="javascript:fontZoomA();" class="top_UserLogin">小</a> <a href="javascript:fontZoomB();" class="top_UserLogin">大</a>】【<a href="/Tech/Comment.asp?ArticleID=3176" target="_blank">发表评论</a>】【<a href="/User/User_Favorite.asp?Action=Add&ChannelID=1002&InfoID=3176" target="_blank">加入收藏</a>】【<a href="/Tech/SendMail.asp?ArticleID=3176" target="_blank">告诉好友</a>】【<a href="/Tech/Print.asp?ArticleID=3176" target="_blank">打印此文</a>】【<a href="javascript:window.close();">关闭窗口</a>】 </td> </tr> </table> <br> <table style="WORD-BREAK: break-all" cellSpacing=0 cellPadding=0 width="575" border=0> <tr> <td class=main_shadow></td> </tr> <tr> <td class=main_title_575><B>相关教程</B></td> </tr> <tr> <td class=main_tdbg_575> <a class='LinkArticleCorrelative' href='/Tech/WebDesign/JSTX/200707/3267.html' title='文章标题：仿6room网站图片链接效果 作 者：webflash 更新时间：2007-7-19 17:15:23' target="_self">仿6room网站图片链接效果</a><br><a class='LinkArticleCorrelative' href='/Tech/MultiMedia/FLASH/200704/3231.html' title='文章标题：浅谈flash web的结构 作 者：jimohuoshan 更新时间：2007-4-27 9:58:36' target="_self">浅谈flash web的结构</a><br><a class='LinkArticleCorrelative' href='/Tech/MultiMedia/FLASH/200704/3230.html' title='文章标题：A*寻路,二叉堆优化及AS3实现 作 者：eidiot 更新时间：2007-4-27 9:58:35' target="_self">A*寻路,二叉堆优化及AS3实现</a><br><a class='LinkArticleCorrelative' href='/Tech/MultiMedia/FLASH/200704/3229.html' title='文章标题：Apollo是危险的吗? 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