author | dxu |
Thu, 04 Apr 2013 15:39:17 -0700 | |
changeset 16734 | da1901d79073 |
parent 12813 | c10ab96dcf41 |
child 24538 | 25bf8153fbfe |
permissions | -rw-r--r-- |
2 | 1 |
/* |
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* Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved. |
2 | 3 |
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package sun.awt.image; |
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27 |
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import java.awt.Color; |
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29 |
import java.awt.Rectangle; |
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import java.awt.GraphicsConfiguration; |
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import java.awt.image.ColorModel; |
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import java.awt.image.SampleModel; |
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import java.awt.image.DirectColorModel; |
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import java.awt.image.IndexColorModel; |
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import java.awt.image.Raster; |
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import java.awt.image.BufferedImage; |
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import java.awt.image.DataBuffer; |
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import sun.java2d.SurfaceData; |
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import sun.java2d.SunGraphics2D; |
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import sun.java2d.StateTrackable; |
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import sun.java2d.StateTrackable.*; |
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import sun.java2d.StateTracker; |
44 |
import sun.java2d.loops.SurfaceType; |
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import sun.java2d.loops.CompositeType; |
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import sun.java2d.loops.RenderLoops; |
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47 |
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public class BufImgSurfaceData extends SurfaceData { |
50 |
BufferedImage bufImg; |
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private BufferedImageGraphicsConfig graphicsConfig; |
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RenderLoops solidloops; |
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private static native void initIDs(Class ICM, Class ICMColorData); |
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private static final int DCM_RGBX_RED_MASK = 0xff000000; |
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57 |
private static final int DCM_RGBX_GREEN_MASK = 0x00ff0000; |
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58 |
private static final int DCM_RGBX_BLUE_MASK = 0x0000ff00; |
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private static final int DCM_555X_RED_MASK = 0xF800; |
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60 |
private static final int DCM_555X_GREEN_MASK = 0x07C0; |
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61 |
private static final int DCM_555X_BLUE_MASK = 0x003E; |
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private static final int DCM_4444_RED_MASK = 0x0f00; |
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private static final int DCM_4444_GREEN_MASK = 0x00f0; |
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private static final int DCM_4444_BLUE_MASK = 0x000f; |
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private static final int DCM_4444_ALPHA_MASK = 0xf000; |
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private static final int DCM_ARGBBM_ALPHA_MASK = 0x01000000; |
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private static final int DCM_ARGBBM_RED_MASK = 0x00ff0000; |
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private static final int DCM_ARGBBM_GREEN_MASK = 0x0000ff00; |
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private static final int DCM_ARGBBM_BLUE_MASK = 0x000000ff; |
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static { |
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initIDs(IndexColorModel.class, ICMColorData.class); |
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} |
74 |
||
75 |
public static SurfaceData createData(BufferedImage bufImg) { |
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76 |
if (bufImg == null) { |
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throw new NullPointerException("BufferedImage cannot be null"); |
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} |
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SurfaceData sData; |
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ColorModel cm = bufImg.getColorModel(); |
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int type = bufImg.getType(); |
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// REMIND: Check the image type and pick an appropriate subclass |
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83 |
switch (type) { |
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84 |
case BufferedImage.TYPE_INT_BGR: |
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sData = createDataIC(bufImg, SurfaceType.IntBgr); |
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break; |
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case BufferedImage.TYPE_INT_RGB: |
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88 |
sData = createDataIC(bufImg, SurfaceType.IntRgb); |
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89 |
break; |
|
90 |
case BufferedImage.TYPE_INT_ARGB: |
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sData = createDataIC(bufImg, SurfaceType.IntArgb); |
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92 |
break; |
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93 |
case BufferedImage.TYPE_INT_ARGB_PRE: |
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sData = createDataIC(bufImg, SurfaceType.IntArgbPre); |
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95 |
break; |
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96 |
case BufferedImage.TYPE_3BYTE_BGR: |
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97 |
sData = createDataBC(bufImg, SurfaceType.ThreeByteBgr, 2); |
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98 |
break; |
|
99 |
case BufferedImage.TYPE_4BYTE_ABGR: |
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100 |
sData = createDataBC(bufImg, SurfaceType.FourByteAbgr, 3); |
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101 |
break; |
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102 |
case BufferedImage.TYPE_4BYTE_ABGR_PRE: |
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sData = createDataBC(bufImg, SurfaceType.FourByteAbgrPre, 3); |
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104 |
break; |
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105 |
case BufferedImage.TYPE_USHORT_565_RGB: |
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106 |
sData = createDataSC(bufImg, SurfaceType.Ushort565Rgb, null); |
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107 |
break; |
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108 |
case BufferedImage.TYPE_USHORT_555_RGB: |
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109 |
sData = createDataSC(bufImg, SurfaceType.Ushort555Rgb, null); |
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110 |
break; |
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111 |
case BufferedImage.TYPE_BYTE_INDEXED: |
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112 |
{ |
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113 |
SurfaceType sType; |
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114 |
switch (cm.getTransparency()) { |
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115 |
case OPAQUE: |
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116 |
if (isOpaqueGray((IndexColorModel)cm)) { |
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117 |
sType = SurfaceType.Index8Gray; |
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118 |
} else { |
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119 |
sType = SurfaceType.ByteIndexedOpaque; |
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120 |
} |
|
121 |
break; |
|
122 |
case BITMASK: |
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123 |
sType = SurfaceType.ByteIndexedBm; |
|
124 |
break; |
|
125 |
case TRANSLUCENT: |
|
126 |
sType = SurfaceType.ByteIndexed; |
|
127 |
break; |
|
128 |
default: |
|
129 |
throw new InternalError("Unrecognized transparency"); |
|
130 |
} |
|
131 |
sData = createDataBC(bufImg, sType, 0); |
|
132 |
} |
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133 |
break; |
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134 |
case BufferedImage.TYPE_BYTE_GRAY: |
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135 |
sData = createDataBC(bufImg, SurfaceType.ByteGray, 0); |
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136 |
break; |
|
137 |
case BufferedImage.TYPE_USHORT_GRAY: |
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138 |
sData = createDataSC(bufImg, SurfaceType.UshortGray, null); |
|
139 |
break; |
|
140 |
case BufferedImage.TYPE_BYTE_BINARY: |
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141 |
{ |
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142 |
SurfaceType sType; |
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143 |
SampleModel sm = bufImg.getRaster().getSampleModel(); |
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144 |
switch (sm.getSampleSize(0)) { |
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145 |
case 1: |
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146 |
sType = SurfaceType.ByteBinary1Bit; |
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147 |
break; |
|
148 |
case 2: |
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149 |
sType = SurfaceType.ByteBinary2Bit; |
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150 |
break; |
|
151 |
case 4: |
|
152 |
sType = SurfaceType.ByteBinary4Bit; |
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153 |
break; |
|
154 |
default: |
|
155 |
throw new InternalError("Unrecognized pixel size"); |
|
156 |
} |
|
157 |
sData = createDataBP(bufImg, sType); |
|
158 |
} |
|
159 |
break; |
|
160 |
case BufferedImage.TYPE_CUSTOM: |
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161 |
default: |
|
162 |
{ |
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163 |
Raster raster = bufImg.getRaster(); |
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164 |
int numBands = raster.getNumBands(); |
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165 |
if (raster instanceof IntegerComponentRaster && |
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166 |
raster.getNumDataElements() == 1 && |
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167 |
((IntegerComponentRaster)raster).getPixelStride() == 1) |
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168 |
{ |
|
169 |
SurfaceType sType = SurfaceType.AnyInt; |
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170 |
if (cm instanceof DirectColorModel) { |
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DirectColorModel dcm = (DirectColorModel) cm; |
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172 |
int aMask = dcm.getAlphaMask(); |
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173 |
int rMask = dcm.getRedMask(); |
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int gMask = dcm.getGreenMask(); |
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175 |
int bMask = dcm.getBlueMask(); |
|
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if (numBands == 3 && |
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177 |
aMask == 0 && |
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178 |
rMask == DCM_RGBX_RED_MASK && |
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gMask == DCM_RGBX_GREEN_MASK && |
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bMask == DCM_RGBX_BLUE_MASK) |
|
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{ |
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sType = SurfaceType.IntRgbx; |
|
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} else if (numBands == 4 && |
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aMask == DCM_ARGBBM_ALPHA_MASK && |
|
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rMask == DCM_ARGBBM_RED_MASK && |
|
186 |
gMask == DCM_ARGBBM_GREEN_MASK && |
|
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bMask == DCM_ARGBBM_BLUE_MASK) |
|
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{ |
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sType = SurfaceType.IntArgbBm; |
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} else { |
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sType = SurfaceType.AnyDcm; |
|
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} |
|
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} |
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sData = createDataIC(bufImg, sType); |
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break; |
|
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} else if (raster instanceof ShortComponentRaster && |
|
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raster.getNumDataElements() == 1 && |
|
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((ShortComponentRaster)raster).getPixelStride() == 1) |
|
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{ |
|
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SurfaceType sType = SurfaceType.AnyShort; |
|
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IndexColorModel icm = null; |
|
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if (cm instanceof DirectColorModel) { |
|
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DirectColorModel dcm = (DirectColorModel) cm; |
|
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int aMask = dcm.getAlphaMask(); |
|
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int rMask = dcm.getRedMask(); |
|
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int gMask = dcm.getGreenMask(); |
|
207 |
int bMask = dcm.getBlueMask(); |
|
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if (numBands == 3 && |
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aMask == 0 && |
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rMask == DCM_555X_RED_MASK && |
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gMask == DCM_555X_GREEN_MASK && |
|
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bMask == DCM_555X_BLUE_MASK) |
|
213 |
{ |
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sType = SurfaceType.Ushort555Rgbx; |
|
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} else |
|
216 |
if (numBands == 4 && |
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aMask == DCM_4444_ALPHA_MASK && |
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rMask == DCM_4444_RED_MASK && |
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gMask == DCM_4444_GREEN_MASK && |
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bMask == DCM_4444_BLUE_MASK) |
|
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{ |
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222 |
sType = SurfaceType.Ushort4444Argb; |
|
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} |
|
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} else if (cm instanceof IndexColorModel) { |
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icm = (IndexColorModel)cm; |
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if (icm.getPixelSize() == 12) { |
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if (isOpaqueGray(icm)) { |
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sType = SurfaceType.Index12Gray; |
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} else { |
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sType = SurfaceType.UshortIndexed; |
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} |
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} else { |
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icm = null; |
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} |
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} |
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sData = createDataSC(bufImg, sType, icm); |
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break; |
|
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} |
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sData = new BufImgSurfaceData(raster.getDataBuffer(), |
|
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bufImg, SurfaceType.Custom); |
|
241 |
} |
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242 |
break; |
|
243 |
} |
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((BufImgSurfaceData) sData).initSolidLoops(); |
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return sData; |
|
246 |
} |
|
247 |
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248 |
public static SurfaceData createData(Raster ras, ColorModel cm) { |
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throw new InternalError("SurfaceData not implemented for Raster/CM"); |
|
250 |
} |
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251 |
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252 |
public static SurfaceData createDataIC(BufferedImage bImg, |
|
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SurfaceType sType) { |
|
254 |
IntegerComponentRaster icRaster = |
|
255 |
(IntegerComponentRaster)bImg.getRaster(); |
|
256 |
BufImgSurfaceData bisd = |
|
257 |
new BufImgSurfaceData(icRaster.getDataBuffer(), bImg, sType); |
|
258 |
bisd.initRaster(icRaster.getDataStorage(), |
|
259 |
icRaster.getDataOffset(0) * 4, 0, |
|
260 |
icRaster.getWidth(), |
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icRaster.getHeight(), |
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262 |
icRaster.getPixelStride() * 4, |
|
263 |
icRaster.getScanlineStride() * 4, |
|
264 |
null); |
|
265 |
return bisd; |
|
266 |
} |
|
267 |
||
268 |
public static SurfaceData createDataSC(BufferedImage bImg, |
|
269 |
SurfaceType sType, |
|
270 |
IndexColorModel icm) { |
|
271 |
ShortComponentRaster scRaster = |
|
272 |
(ShortComponentRaster)bImg.getRaster(); |
|
273 |
BufImgSurfaceData bisd = |
|
274 |
new BufImgSurfaceData(scRaster.getDataBuffer(), bImg, sType); |
|
275 |
bisd.initRaster(scRaster.getDataStorage(), |
|
276 |
scRaster.getDataOffset(0) * 2, 0, |
|
277 |
scRaster.getWidth(), |
|
278 |
scRaster.getHeight(), |
|
279 |
scRaster.getPixelStride() * 2, |
|
280 |
scRaster.getScanlineStride() * 2, |
|
281 |
icm); |
|
282 |
return bisd; |
|
283 |
} |
|
284 |
||
285 |
public static SurfaceData createDataBC(BufferedImage bImg, |
|
286 |
SurfaceType sType, |
|
287 |
int primaryBank) { |
|
288 |
ByteComponentRaster bcRaster = |
|
289 |
(ByteComponentRaster)bImg.getRaster(); |
|
290 |
BufImgSurfaceData bisd = |
|
291 |
new BufImgSurfaceData(bcRaster.getDataBuffer(), bImg, sType); |
|
292 |
ColorModel cm = bImg.getColorModel(); |
|
293 |
IndexColorModel icm = ((cm instanceof IndexColorModel) |
|
294 |
? (IndexColorModel) cm |
|
295 |
: null); |
|
296 |
bisd.initRaster(bcRaster.getDataStorage(), |
|
297 |
bcRaster.getDataOffset(primaryBank), 0, |
|
298 |
bcRaster.getWidth(), |
|
299 |
bcRaster.getHeight(), |
|
300 |
bcRaster.getPixelStride(), |
|
301 |
bcRaster.getScanlineStride(), |
|
302 |
icm); |
|
303 |
return bisd; |
|
304 |
} |
|
305 |
||
306 |
public static SurfaceData createDataBP(BufferedImage bImg, |
|
307 |
SurfaceType sType) { |
|
308 |
BytePackedRaster bpRaster = |
|
309 |
(BytePackedRaster)bImg.getRaster(); |
|
310 |
BufImgSurfaceData bisd = |
|
311 |
new BufImgSurfaceData(bpRaster.getDataBuffer(), bImg, sType); |
|
312 |
ColorModel cm = bImg.getColorModel(); |
|
313 |
IndexColorModel icm = ((cm instanceof IndexColorModel) |
|
314 |
? (IndexColorModel) cm |
|
315 |
: null); |
|
316 |
bisd.initRaster(bpRaster.getDataStorage(), |
|
317 |
bpRaster.getDataBitOffset() / 8, |
|
318 |
bpRaster.getDataBitOffset() & 7, |
|
319 |
bpRaster.getWidth(), |
|
320 |
bpRaster.getHeight(), |
|
321 |
0, |
|
322 |
bpRaster.getScanlineStride(), |
|
323 |
icm); |
|
324 |
return bisd; |
|
325 |
} |
|
326 |
||
327 |
public RenderLoops getRenderLoops(SunGraphics2D sg2d) { |
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328 |
if (sg2d.paintState <= SunGraphics2D.PAINT_ALPHACOLOR && |
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|
329 |
sg2d.compositeState <= SunGraphics2D.COMP_ISCOPY) |
2 | 330 |
{ |
331 |
return solidloops; |
|
332 |
} |
|
333 |
return super.getRenderLoops(sg2d); |
|
334 |
} |
|
335 |
||
336 |
public java.awt.image.Raster getRaster(int x, int y, int w, int h) { |
|
337 |
return bufImg.getRaster(); |
|
338 |
} |
|
339 |
||
340 |
/** |
|
341 |
* Initializes the native Ops pointer. |
|
342 |
*/ |
|
343 |
protected native void initRaster(Object theArray, |
|
344 |
int offset, |
|
345 |
int bitoffset, |
|
346 |
int width, |
|
347 |
int height, |
|
348 |
int pixStr, |
|
349 |
int scanStr, |
|
350 |
IndexColorModel icm); |
|
351 |
||
352 |
public BufImgSurfaceData(DataBuffer db, |
|
353 |
BufferedImage bufImg, SurfaceType sType) |
|
354 |
{ |
|
355 |
super(SunWritableRaster.stealTrackable(db), |
|
356 |
sType, bufImg.getColorModel()); |
|
357 |
this.bufImg = bufImg; |
|
358 |
} |
|
359 |
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360 |
protected BufImgSurfaceData(SurfaceType surfaceType, ColorModel cm) { |
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|
361 |
super(surfaceType, cm); |
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362 |
} |
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363 |
|
2 | 364 |
public void initSolidLoops() { |
365 |
this.solidloops = getSolidLoops(getSurfaceType()); |
|
366 |
} |
|
367 |
||
368 |
private static final int CACHE_SIZE = 5; |
|
369 |
private static RenderLoops loopcache[] = new RenderLoops[CACHE_SIZE]; |
|
370 |
private static SurfaceType typecache[] = new SurfaceType[CACHE_SIZE]; |
|
371 |
public static synchronized RenderLoops getSolidLoops(SurfaceType type) { |
|
372 |
for (int i = CACHE_SIZE - 1; i >= 0; i--) { |
|
373 |
SurfaceType t = typecache[i]; |
|
374 |
if (t == type) { |
|
375 |
return loopcache[i]; |
|
376 |
} else if (t == null) { |
|
377 |
break; |
|
378 |
} |
|
379 |
} |
|
380 |
RenderLoops l = makeRenderLoops(SurfaceType.OpaqueColor, |
|
381 |
CompositeType.SrcNoEa, |
|
382 |
type); |
|
383 |
System.arraycopy(loopcache, 1, loopcache, 0, CACHE_SIZE-1); |
|
384 |
System.arraycopy(typecache, 1, typecache, 0, CACHE_SIZE-1); |
|
385 |
loopcache[CACHE_SIZE - 1] = l; |
|
386 |
typecache[CACHE_SIZE - 1] = type; |
|
387 |
return l; |
|
388 |
} |
|
389 |
||
390 |
public SurfaceData getReplacement() { |
|
391 |
// BufImgSurfaceData objects should never lose their contents, |
|
392 |
// so this method should never be called. |
|
393 |
return restoreContents(bufImg); |
|
394 |
} |
|
395 |
||
396 |
public synchronized GraphicsConfiguration getDeviceConfiguration() { |
|
397 |
if (graphicsConfig == null) { |
|
398 |
graphicsConfig = BufferedImageGraphicsConfig.getConfig(bufImg); |
|
399 |
} |
|
400 |
return graphicsConfig; |
|
401 |
} |
|
402 |
||
403 |
public java.awt.Rectangle getBounds() { |
|
404 |
return new Rectangle(bufImg.getWidth(), bufImg.getHeight()); |
|
405 |
} |
|
406 |
||
407 |
protected void checkCustomComposite() { |
|
408 |
// BufferedImages always allow Custom Composite objects since |
|
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// their pixels are immediately retrievable anyway. |
|
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} |
|
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||
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private static native void freeNativeICMData(long pData); |
2 | 413 |
|
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/** |
|
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* Returns destination Image associated with this SurfaceData. |
|
416 |
*/ |
|
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public Object getDestination() { |
|
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return bufImg; |
|
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} |
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|
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public static final class ICMColorData { |
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private long pData = 0L; |
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|
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private ICMColorData(long pData) { |
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this.pData = pData; |
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} |
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427 |
|
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public void finalize() { |
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if (pData != 0L) { |
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BufImgSurfaceData.freeNativeICMData(pData); |
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pData = 0L; |
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} |
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} |
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} |
2 | 435 |
} |