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| 1 | +/* | |
| 2 | + * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. | |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 | + * | |
| 5 | + * This code is free software; you can redistribute it and/or modify it | |
| 6 | + * under the terms of the GNU General Public License version 2 only, as | |
| 7 | + * published by the Free Software Foundation. Oracle designates this | |
| 8 | + * particular file as subject to the "Classpath" exception as provided | |
| 9 | + * by Oracle in the LICENSE file that accompanied this code. | |
| 10 | + * | |
| 11 | + * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 | + * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 | + * accompanied this code). | |
| 16 | + * | |
| 17 | + * You should have received a copy of the GNU General Public License version | |
| 18 | + * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 | + * | |
| 21 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 | + * or visit www.oracle.com if you need additional information or have any | |
| 23 | + * questions. | |
| 24 | + */ | |
| 25 | + | |
| 26 | +package sun.java2d.loops; | |
| 27 | + | |
| 28 | +import java.awt.Paint; | |
| 29 | +import java.awt.PaintContext; | |
| 30 | +import java.awt.Composite; | |
| 31 | +import java.awt.Rectangle; | |
| 32 | +import java.awt.image.ColorModel; | |
| 33 | +import java.awt.image.BufferedImage; | |
| 34 | +import java.awt.image.WritableRaster; | |
| 35 | +import sun.awt.image.BufImgSurfaceData; | |
| 36 | +import sun.java2d.loops.GraphicsPrimitive; | |
| 37 | +import sun.java2d.SunGraphics2D; | |
| 38 | +import sun.java2d.SurfaceData; | |
| 39 | + | |
| 40 | +/** | |
| 41 | + * MaskFill | |
| 42 | + * 1) fills rectangles of pixels on a surface | |
| 43 | + * 2) performs compositing of colors based upon a Composite | |
| 44 | + * parameter | |
| 45 | + * 3) blends result of composite with destination using an | |
| 46 | + * alpha coverage mask | |
| 47 | + * 4) the mask may be null in which case it should be treated | |
| 48 | + * as if it were an array of all opaque values (0xff) | |
| 49 | + */ | |
| 50 | +public class MaskFill extends GraphicsPrimitive | |
| 51 | +{ | |
| 52 | + public static final String methodSignature = "MaskFill(...)".toString(); | |
| 53 | + public static final String fillPgramSignature = | |
| 54 | + "FillAAPgram(...)".toString(); | |
| 55 | + public static final String drawPgramSignature = | |
| 56 | + "DrawAAPgram(...)".toString(); | |
| 57 | + | |
| 58 | + public static final int primTypeID = makePrimTypeID(); | |
| 59 | + | |
| 60 | + private static RenderCache fillcache = new RenderCache(10); | |
| 61 | + | |
| 62 | + public static MaskFill locate(SurfaceType srctype, | |
| 63 | + CompositeType comptype, | |
| 64 | + SurfaceType dsttype) | |
| 65 | + { | |
| 66 | + return (MaskFill) | |
| 67 | + GraphicsPrimitiveMgr.locate(primTypeID, | |
| 68 | + srctype, comptype, dsttype); | |
| 69 | + } | |
| 70 | + | |
| 71 | + public static MaskFill locatePrim(SurfaceType srctype, | |
| 72 | + CompositeType comptype, | |
| 73 | + SurfaceType dsttype) | |
| 74 | + { | |
| 75 | + return (MaskFill) | |
| 76 | + GraphicsPrimitiveMgr.locatePrim(primTypeID, | |
| 77 | + srctype, comptype, dsttype); | |
| 78 | + } | |
| 79 | + | |
| 80 | + /* | |
| 81 | + * Note that this uses locatePrim, not locate, so it can return | |
| 82 | + * null if there is no specific loop to handle this op... | |
| 83 | + */ | |
| 84 | + public static MaskFill getFromCache(SurfaceType src, | |
| 85 | + CompositeType comp, | |
| 86 | + SurfaceType dst) | |
| 87 | + { | |
| 88 | + Object o = fillcache.get(src, comp, dst); | |
| 89 | + if (o != null) { | |
| 90 | + return (MaskFill) o; | |
| 91 | + } | |
| 92 | + MaskFill fill = locatePrim(src, comp, dst); | |
| 93 | + if (fill != null) { | |
| 94 | + fillcache.put(src, comp, dst, fill); | |
| 95 | + } | |
| 96 | + return fill; | |
| 97 | + } | |
| 98 | + | |
| 99 | + protected MaskFill(String alternateSignature, | |
| 100 | + SurfaceType srctype, | |
| 101 | + CompositeType comptype, | |
| 102 | + SurfaceType dsttype) | |
| 103 | + { | |
| 104 | + super(alternateSignature, primTypeID, srctype, comptype, dsttype); | |
| 105 | + } | |
| 106 | + | |
| 107 | + protected MaskFill(SurfaceType srctype, | |
| 108 | + CompositeType comptype, | |
| 109 | + SurfaceType dsttype) | |
| 110 | + { | |
| 111 | + super(methodSignature, primTypeID, srctype, comptype, dsttype); | |
| 112 | + } | |
| 113 | + | |
| 114 | + public MaskFill(long pNativePrim, | |
| 115 | + SurfaceType srctype, | |
| 116 | + CompositeType comptype, | |
| 117 | + SurfaceType dsttype) | |
| 118 | + { | |
| 119 | + super(pNativePrim, methodSignature, primTypeID, srctype, comptype, dsttype); | |
| 120 | + } | |
| 121 | + | |
| 122 | + /** | |
| 123 | + * All MaskFill implementors must have this invoker method | |
| 124 | + */ | |
| 125 | + public native void MaskFill(SunGraphics2D sg2d, SurfaceData sData, | |
| 126 | + Composite comp, | |
| 127 | + int x, int y, int w, int h, | |
| 128 | + byte[] mask, int maskoff, int maskscan); | |
| 129 | + | |
| 130 | + public native void FillAAPgram(SunGraphics2D sg2d, SurfaceData sData, | |
| 131 | + Composite comp, | |
| 132 | + double x, double y, | |
| 133 | + double dx1, double dy1, | |
| 134 | + double dx2, double dy2); | |
| 135 | + | |
| 136 | + public native void DrawAAPgram(SunGraphics2D sg2d, SurfaceData sData, | |
| 137 | + Composite comp, | |
| 138 | + double x, double y, | |
| 139 | + double dx1, double dy1, | |
| 140 | + double dx2, double dy2, | |
| 141 | + double lw1, double lw2); | |
| 142 | + | |
| 143 | + public boolean canDoParallelograms() { | |
| 144 | + return (getNativePrim() != 0); | |
| 145 | + } | |
| 146 | + | |
| 147 | + static { | |
| 148 | + GraphicsPrimitiveMgr.registerGeneral(new MaskFill(null, null, null)); | |
| 149 | + } | |
| 150 | + | |
| 151 | + public GraphicsPrimitive makePrimitive(SurfaceType srctype, | |
| 152 | + CompositeType comptype, | |
| 153 | + SurfaceType dsttype) | |
| 154 | + { | |
| 155 | + if (SurfaceType.OpaqueColor.equals(srctype) || | |
| 156 | + SurfaceType.AnyColor.equals(srctype)) | |
| 157 | + { | |
| 158 | + if (CompositeType.Xor.equals(comptype)) { | |
| 159 | + throw new InternalError("Cannot construct MaskFill for " + | |
| 160 | + "XOR mode"); | |
| 161 | + } else { | |
| 162 | + return new General(srctype, comptype, dsttype); | |
| 163 | + } | |
| 164 | + } else { | |
| 165 | + throw new InternalError("MaskFill can only fill with colors"); | |
| 166 | + } | |
| 167 | + } | |
| 168 | + | |
| 169 | + private static class General extends MaskFill { | |
| 170 | + FillRect fillop; | |
| 171 | + MaskBlit maskop; | |
| 172 | + | |
| 173 | + public General(SurfaceType srctype, | |
| 174 | + CompositeType comptype, | |
| 175 | + SurfaceType dsttype) | |
| 176 | + { | |
| 177 | + super(srctype, comptype, dsttype); | |
| 178 | + fillop = FillRect.locate(srctype, | |
| 179 | + CompositeType.SrcNoEa, | |
| 180 | + SurfaceType.IntArgb); | |
| 181 | + maskop = MaskBlit.locate(SurfaceType.IntArgb, comptype, dsttype); | |
| 182 | + } | |
| 183 | + | |
| 184 | + public void MaskFill(SunGraphics2D sg2d, | |
| 185 | + SurfaceData sData, | |
| 186 | + Composite comp, | |
| 187 | + int x, int y, int w, int h, | |
| 188 | + byte mask[], int offset, int scan) | |
| 189 | + { | |
| 190 | + BufferedImage dstBI = | |
| 191 | + new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB); | |
| 192 | + SurfaceData tmpData = BufImgSurfaceData.createData(dstBI); | |
| 193 | + | |
| 194 | + // REMIND: This is not pretty. It would be nicer if we | |
| 195 | + // passed a "FillData" object to the Pixel loops, instead | |
| 196 | + // of a SunGraphics2D parameter... | |
| 197 | + int pixel = sg2d.pixel; | |
| 198 | + sg2d.pixel = tmpData.pixelFor(sg2d.getColor()); | |
| 199 | + fillop.FillRect(sg2d, tmpData, 0, 0, w, h); | |
| 200 | + sg2d.pixel = pixel; | |
| 201 | + | |
| 202 | + maskop.MaskBlit(tmpData, sData, comp, null, | |
| 203 | + 0, 0, x, y, w, h, | |
| 204 | + mask, offset, scan); | |
| 205 | + } | |
| 206 | + } | |
| 207 | + | |
| 208 | + public GraphicsPrimitive traceWrap() { | |
| 209 | + return new TraceMaskFill(this); | |
| 210 | + } | |
| 211 | + | |
| 212 | + private static class TraceMaskFill extends MaskFill { | |
| 213 | + MaskFill target; | |
| 214 | + MaskFill fillPgramTarget; | |
| 215 | + MaskFill drawPgramTarget; | |
| 216 | + | |
| 217 | + public TraceMaskFill(MaskFill target) { | |
| 218 | + super(target.getSourceType(), | |
| 219 | + target.getCompositeType(), | |
| 220 | + target.getDestType()); | |
| 221 | + this.target = target; | |
| 222 | + this.fillPgramTarget = new MaskFill(fillPgramSignature, | |
| 223 | + target.getSourceType(), | |
| 224 | + target.getCompositeType(), | |
| 225 | + target.getDestType()); | |
| 226 | + this.drawPgramTarget = new MaskFill(drawPgramSignature, | |
| 227 | + target.getSourceType(), | |
| 228 | + target.getCompositeType(), | |
| 229 | + target.getDestType()); | |
| 230 | + } | |
| 231 | + | |
| 232 | + public GraphicsPrimitive traceWrap() { | |
| 233 | + return this; | |
| 234 | + } | |
| 235 | + | |
| 236 | + public void MaskFill(SunGraphics2D sg2d, SurfaceData sData, | |
| 237 | + Composite comp, | |
| 238 | + int x, int y, int w, int h, | |
| 239 | + byte[] mask, int maskoff, int maskscan) | |
| 240 | + { | |
| 241 | + tracePrimitive(target); | |
| 242 | + target.MaskFill(sg2d, sData, comp, x, y, w, h, | |
| 243 | + mask, maskoff, maskscan); | |
| 244 | + } | |
| 245 | + | |
| 246 | + public void FillAAPgram(SunGraphics2D sg2d, SurfaceData sData, | |
| 247 | + Composite comp, | |
| 248 | + double x, double y, | |
| 249 | + double dx1, double dy1, | |
| 250 | + double dx2, double dy2) | |
| 251 | + { | |
| 252 | + tracePrimitive(fillPgramTarget); | |
| 253 | + target.FillAAPgram(sg2d, sData, comp, | |
| 254 | + x, y, dx1, dy1, dx2, dy2); | |
| 255 | + } | |
| 256 | + | |
| 257 | + public void DrawAAPgram(SunGraphics2D sg2d, SurfaceData sData, | |
| 258 | + Composite comp, | |
| 259 | + double x, double y, | |
| 260 | + double dx1, double dy1, | |
| 261 | + double dx2, double dy2, | |
| 262 | + double lw1, double lw2) | |
| 263 | + { | |
| 264 | + tracePrimitive(drawPgramTarget); | |
| 265 | + target.DrawAAPgram(sg2d, sData, comp, | |
| 266 | + x, y, dx1, dy1, dx2, dy2, lw1, lw2); | |
| 267 | + } | |
| 268 | + | |
| 269 | + public boolean canDoParallelograms() { | |
| 270 | + return target.canDoParallelograms(); | |
| 271 | + } | |
| 272 | + } | |
| 273 | +} | |