チェンジセット 766

コミット日時:

2008/07/03 21:44:28 (2 ヶ月前)

コミッタ:

nutsu

ログメッセージ:

bitmap系ぼちぼち

ファイル:

as3/Frocessing/trunk/src/frocessing/bmp/BmpUtil.as (更新) (1 diff)
as3/Frocessing/trunk/src/frocessing/bmp/FBitmapData.as (更新) (3 diffs)

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as3/Frocessing/trunk/src/frocessing/bmp/BmpUtil.as

r747	r766
51	51	* @return BitmapData
52	52	*/
53		public static function makeImage( dobj:DisplayObject, margin:int=0, scale:Number=1, smooth:Boolean=false, bd:BitmapData=null ):BitmapData
	53	public static function makeImage( dobj:DisplayObject, margin:int=0, scaleX:Number=1, scaleY:Number=1, smooth:Boolean=false, bd:BitmapData=null ):BitmapData
54	54	{
55	55	var mt:Matrix = dobj.transform.matrix;
56	56	var rt:Rectangle = ( dobj.parent ) ? dobj.getBounds( dobj.parent ) : dobj.getBounds( dobj );
57		var w:uint = Math.ceil( rt.width * scale );
58		var h:uint = Math.ceil( rt.height * scale );
	57	var w:uint = Math.ceil( rt.width * scaleX );
	58	var h:uint = Math.ceil( rt.height * scaleY );
59	59	mt.translate( -rt.x, -rt.y );
60		mt.scale( scale~~, scale~~ );
	60	mt.scale( scaleX, scaleY );
61	61	mt.translate( margin, margin );
62	62	if( bd==null )

as3/Frocessing/trunk/src/frocessing/bmp/FBitmapData.as

r747	r766
27	27	package frocessing.bmp {
28	28	import flash.display.BitmapData;
	29	import flash.display.BitmapDataChannel;
	30	import flash.display.DisplayObject;
	31	import flash.geom.ColorTransform;
	32	import flash.geom.Point;
	33	import flash.geom.Rectangle;
29	34
	35
	36	/**
	37	* TODO: copyPixels と　setPixels の比較
	38	*/
30	39	/**
31	40	* ...
…	…
34	43	public class FBitmapData extends BitmapData {
35	44
36		/**
37		*
38		*/
39		public function FBitmapData( width_:uint, height_:uint, transparent_:Boolean = true, bgcolor_:uint = 0xffffffff )
	45	private static const zeropoint:Point = new Point();
	46	private static var _colortransform:ColorTransform = new ColorTransform();
	47
	48	private var _keep_src:Boolean = false;
	49	private var _srcbitmap:BitmapData;
	50
	51	/**
	52	* FBitmapData のインスタンスを生成します.
	53	*/
	54	public function FBitmapData( width_:uint, height_:uint, transparent_:Boolean = true, bgcolor_:uint = 0xffffffff, keepOriginal_:Boolean=false )
40	55	{
41	56	super( width_, height_, transparent_, bgcolor_ );
	57	if ( keepOriginal_ )
	58	keep = keepOriginal_;
	59	}
	60
	61	/**
	62	*
	63	* @param alphaSrcBitmapData
	64	* @param channel
	65	*/
	66	public function mask( alphaSrc:BitmapData, channel:uint=8 ):void
	67	{
	68	copyChannel( alphaSrc, rect, zeropoint, channel, BitmapDataChannel.ALPHA );
	69	}
	70
	71	/**
	72	*
	73	* @param shape
	74	* @param fit
	75	*/
	76	public function maskShape( alphaSrc:DisplayObject, fit:Boolean = false ):void
	77	{
	78	var scaleX:Number = 1;
	79	var scaleY:Number = 1;
	80	if ( fit )
	81	{
	82	scaleX = width / alphaSrc.width;
	83	scaleY = height/alphaSrc.height;
	84	}
	85	var alphashape:BitmapData = BmpUtil.makeImage( alphaSrc, 0, scaleX, scaleY, false );
	86	mask( alphashape );
	87	alphashape.dispose();
	88	alphashape = null;
	89	}
	90
	91	/**
	92	*
	93	* @param c1
	94	* @param c2
	95	* @param c3
	96	* @param c4
	97	*/
	98	public function tint( c1:Number, c2:Number=NaN, c3:Number=NaN, c4:Number=NaN ):void
	99	{
	100	if ( isNaN( c2 ) )
	101	{
	102	_colortransform.redMultiplier = c1;
	103	_colortransform.greenMultiplier = c1;
	104	_colortransform.blueMultiplier = c1;
	105	_colortransform.alphaMultiplier = 1.0;
	106	}
	107	else if ( isNaN( c3 ) )
	108	{
	109	_colortransform.redMultiplier = c1;
	110	_colortransform.greenMultiplier = c1;
	111	_colortransform.blueMultiplier = c1;
	112	_colortransform.alphaMultiplier = c2;
	113	}
	114	else if ( isNaN( c4 ) )
	115	{
	116	_colortransform.redMultiplier = c1;
	117	_colortransform.greenMultiplier = c2;
	118	_colortransform.blueMultiplier = c3;
	119	_colortransform.alphaMultiplier = 1.0;
	120	}
	121	else
	122	{
	123	_colortransform.redMultiplier = c1;
	124	_colortransform.greenMultiplier = c2;
	125	_colortransform.blueMultiplier = c3;
	126	_colortransform.alphaMultiplier = c4;
	127	}
	128	colorTransform( rect, _colortransform );
42	129	}
43	130
…	…
59	146
60	147	/**
61		* @private
62		*/
63		/*
64		private function _pixelblend( c1:uint, c2:uint, a2:uint ):uint
65		{
66		var a1:uint = c1 >>> 24;
67		var a0:uint = a2^0xff;
68		c1 &= 0x00ffffff;
69		var _r:uint = ( a0(c1>>16) + a2(c2>>16) ) >> 8 ;
70		var _g:uint = ( a0(( c1&0x00ff00 )>>8) + a2(( c2&0x00ff00 )>>8) ) & 0xff00;
71		var _b:uint = ( a0( c1 & 0xff ) + a2( c2 & 0xff ) ) >> 8;
72		return Math.min( a1 + a2, 0xff ) << 24 \| _r << 16 \| _g \| _b;
73		}
74		*/
	148	* BitmapData 全体の alpha 値を指定します.
	149	*/
	150	public function set alpha( value:Number ):void
	151	{
	152	if ( transparent )
	153	{
	154	var a:uint = Math.floor( value * 0xff ) << 24 \| 0x000000;
	155	var alphadata:BitmapData = new BitmapData( width, height, true, a );
	156	copyChannel( alphadata, rect, zeropoint, BitmapDataChannel.ALPHA, BitmapDataChannel.ALPHA );
	157	alphadata.dispose();
	158	alphadata = null;
	159	}
	160	else
	161	{
	162	throw new Error( "this bitmapdata is not supported alpha channel." );
	163	}
	164	}
	165
	166	/**
	167	* オリジナルデータを保持している場合、データを復帰します.
	168	*/
	169	public function restore():void
	170	{
	171	if ( _keep_src )
	172	copyPixels( _srcbitmap, rect, zeropoint );
	173	}
	174
	175	/**
	176	* オリジナルデータを保持している場合、データを反映させます.
	177	*/
	178	public function store():void
	179	{
	180	if ( _keep_src )
	181	_srcbitmap.copyPixels( this, rect, zeropoint );
	182	}
	183
	184	/**
	185	* original bitmapdata. if not keep, return null
	186	*/
	187	public function get original():BitmapData { return _srcbitmap; }
	188	public function set original( value:BitmapData ):void
	189	{
	190	if ( width != value.width \|\| height != value.height )
	191	{
	192	throw new ArgumentError("not match width or height.");
	193	}
	194	else
	195	{
	196	if( _srcbitmap )
	197	_srcbitmap.dispose();
	198	_srcbitmap = value;
	199	_keep_src = true;
	200	}
	201	}
	202
	203	/**
	204	* keep original bitmapdata
	205	*/
	206	public function get keep():Boolean { return _keep_src; }
	207	public function set keep(value:Boolean):void
	208	{
	209	if ( _keep_src != value )
	210	{
	211	_keep_src = value;
	212	if ( _keep_src )
	213	{
	214	_srcbitmap = super.clone();
	215	}
	216	else
	217	{
	218	_srcbitmap.dispose();
	219	_srcbitmap = null;
	220	}
	221	}
	222	}
	223
	224	//---------------------------------------------------------------------------------------------------
	225
	226	/**
	227	* BitmapData から FBitmapData のインスタンスを生成します.
	228	* @param src
	229	* @param transparent
	230	* @param disposeSrc
	231	*/
	232	public static function copyBitmapData( src:BitmapData, transparent_:Boolean=true, disposeSrc:Boolean=false ):FBitmapData
	233	{
	234	var bd:FBitmapData;
	235	if ( arguments.length == 1 )
	236	bd = new FBitmapData( src.width, src.height, src.transparent );
	237	else
	238	bd = new FBitmapData( src.width, src.height, transparent_ );
	239	bd.copyPixels( src, src.rect, zeropoint );
	240	if ( disposeSrc )
	241	src.dispose();
	242	return bd;
	243	}
	244
	245	/**
	246	* DisplayObject から FBitmapData のインスタンスを生成します.
	247	* @param displayobject
	248	* @param margin
	249	* @param scale
	250	* @param smooth
	251	* @param transparent
	252	*/
	253	public static function copyDisplayObject( displayobject:DisplayObject, margin:int=0, scaleX:Number=1, scaleY:Number=1, smooth:Boolean=false, transparent_:Boolean=true ):FBitmapData
	254	{
	255	return copyBitmapData( BmpUtil.makeImage( displayobject, margin, scaleX, scaleY, smooth ), transparent_, true );
	256
	257	}
	258
	259	//--------------------------------------------------------------------------------------------------- OVERRIDE
	260
	261	/**
	262	*
	263	*/
	264	public override function clone():BitmapData
	265	{
	266	var bd:FBitmapData = new FBitmapData( width, height, transparent );
	267	bd.copyPixels( this, rect, zeropoint );
	268	if ( _keep_src )
	269	bd.original = _srcbitmap.clone();
	270	return bd;
	271	}
	272
	273	/**
	274	*
	275	*/
	276	public override function dispose():void
	277	{
	278	super.dispose();
	279	if ( _srcbitmap )
	280	{
	281	_srcbitmap.dispose();
	282	_srcbitmap = null;
	283	}
	284	}
75	285	}
76	286

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チェンジセット 766

凡例:

as3/Frocessing/trunk/src/frocessing/bmp/BmpUtil.as

as3/Frocessing/trunk/src/frocessing/bmp/FBitmapData.as

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