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+/*
+ * Copyright 2010 Sun Microsystems, Inc. All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package sun.java2d.xr;
+
+import java.awt.geom.*;
+import java.util.*;
+
+import sun.font.*;
+import sun.java2d.jules.*;
+import sun.java2d.pipe.*;
+
+import static sun.java2d.xr.XRUtils.XDoubleToFixed;
+
+/**
+ * Native implementation of XRBackend.
+ * Almost direct 1:1 binding to libX11.
+ *
+ * @author Clemens Eisserer
+ */
+
+public class XRBackendNative implements XRBackend {
+
+ static {
+ initIDs();
+ }
+
+ private static long FMTPTR_A8;
+ private static long FMTPTR_ARGB32;
+ private static long MASK_XIMG;
+
+ private static native void initIDs();
+
+ public native long createGC(int drawable);
+
+ public native void freeGC(long gc);
+
+ public native int createPixmap(int drawable, int depth,
+ int width, int height);
+
+ private native int createPictureNative(int drawable, long formatID);
+
+ public native void freePicture(int picture);
+
+ public native void freePixmap(int pixmap);
+
+ public native void setGCExposures(long gc, boolean exposure);
+
+ public native void setGCForeground(long gc, int pixel);
+
+ public native void setPictureRepeat(int picture, int repeat);
+
+ public native void copyArea(int src, int dst, long gc,
+ int srcx, int srcy, int width, int height,
+ int dstx, int dsty);
+
+ public native void setGCMode(long gc, boolean copy);
+
+ private static native void GCRectanglesNative(int drawable, long gc,
+ int[] rectArray, int rectCnt);
+
+ public native void renderComposite(byte op, int src, int mask,
+ int dst, int srcX, int srcY,
+ int maskX, int maskY, int dstX, int dstY,
+ int width, int height);
+
+ private native void renderRectangle(int dst, byte op,
+ short red, short green,
+ short blue, short alpha,
+ int x, int y, int width, int height);
+
+ private static native void
+ XRenderRectanglesNative(int dst, byte op,
+ short red, short green,
+ short blue, short alpha,
+ int[] rects, int rectCnt);
+
+ private native void XRSetTransformNative(int pic,
+ int m00, int m01, int m02,
+ int m10, int m11, int m12);
+
+ private static native int
+ XRCreateLinearGradientPaintNative(float[] fractionsArray,
+ short[] pixelsArray,
+ int x1, int y1, int x2, int y2,
+ int numStops, int repeat,
+ int m00, int m01, int m02,
+ int m10, int m11, int m12);
+
+ private native static int
+ XRCreateRadialGradientPaintNative(float[] fractionsArray,
+ short[] pixelsArray, int numStops,
+ int innerRadius, int outerRadius,
+ int repeat,
+ int m00, int m01, int m02,
+ int m10, int m11, int m12);
+
+ public native void setFilter(int picture, int filter);
+
+ private static native void XRSetClipNative(long dst,
+ int x1, int y1, int x2, int y2,
+ Region clip, boolean isGC);
+
+ public void GCRectangles(int drawable, long gc, GrowableRectArray rects) {
+ GCRectanglesNative(drawable, gc, rects.getArray(), rects.getSize());
+ }
+
+ public int createPicture(int drawable, int formatID) {
+ return createPictureNative(drawable, getFormatPtr(formatID));
+ }
+
+ public void setPictureTransform(int picture, AffineTransform transform) {
+ XRSetTransformNative(picture,
+ XDoubleToFixed(transform.getScaleX()),
+ XDoubleToFixed(transform.getShearX()),
+ XDoubleToFixed(transform.getTranslateX()),
+ XDoubleToFixed(transform.getShearY()),
+ XDoubleToFixed(transform.getScaleY()),
+ XDoubleToFixed(transform.getTranslateY()));
+ }
+
+ public void renderRectangle(int dst, byte op, XRColor color,
+ int x, int y, int width, int height) {
+ renderRectangle(dst, op, (short)color.red, (short)color.green,
+ (short)color.blue, (short)color.alpha,
+ x, y, width, height);
+ }
+
+ private short[] getRenderColors(int[] pixels) {
+ short[] renderColors = new short[pixels.length * 4];
+
+ XRColor c = new XRColor();
+ for (int i = 0; i < pixels.length; i++) {
+ c.setColorValues(pixels[i], true);
+ renderColors[i * 4 + 0] = (short) c.alpha;
+ renderColors[i * 4 + 1] = (short) c.red;
+ renderColors[i * 4 + 2] = (short) c.green;
+ renderColors[i * 4 + 3] = (short) c.blue;
+ }
+
+ return renderColors;
+ }
+
+ private static long getFormatPtr(int formatID) {
+ switch (formatID) {
+ case XRUtils.PictStandardA8:
+ return FMTPTR_A8;
+ case XRUtils.PictStandardARGB32:
+ return FMTPTR_ARGB32;
+ }
+
+ return 0L;
+ }
+
+ public int createLinearGradient(Point2D p1, Point2D p2, float[] fractions,
+ int[] pixels, int repeat, AffineTransform trx) {
+
+ short[] colorValues = getRenderColors(pixels);
+ int gradient =
+ XRCreateLinearGradientPaintNative(fractions, colorValues,
+ XDoubleToFixed(p1.getX()), XDoubleToFixed(p1.getY()),
+ XDoubleToFixed(p2.getX()), XDoubleToFixed(p2.getY()),
+ fractions.length, repeat,
+ XDoubleToFixed(trx.getScaleX()),
+ XDoubleToFixed(trx.getShearX()),
+ XDoubleToFixed(trx.getTranslateX()),
+ XDoubleToFixed(trx.getShearY()),
+ XDoubleToFixed(trx.getScaleY()),
+ XDoubleToFixed(trx.getTranslateY()));
+ return gradient;
+ }
+
+ public int createRadialGradient(Point2D inner, Point2D outer,
+ float innerRadius, float outerRadius,
+ float[] fractions, int[] pixels, int repeat,
+ AffineTransform trx) {
+
+ short[] colorValues = getRenderColors(pixels);
+ return XRCreateRadialGradientPaintNative
+ (fractions, colorValues, fractions.length,
+ XDoubleToFixed(innerRadius),
+ XDoubleToFixed(outerRadius),
+ repeat,
+ XDoubleToFixed(trx.getScaleX()),
+ XDoubleToFixed(trx.getShearX()),
+ XDoubleToFixed(trx.getTranslateX()),
+ XDoubleToFixed(trx.getShearY()),
+ XDoubleToFixed(trx.getScaleY()),
+ XDoubleToFixed(trx.getTranslateY()));
+ }
+
+ public void setGCClipRectangles(long gc, Region clip) {
+ XRSetClipNative(gc, clip.getLoX(), clip.getLoY(),
+ clip.getHiX(), clip.getHiY(),
+ clip.isRectangular() ? null : clip, true);
+ }
+
+ public void setClipRectangles(int picture, Region clip) {
+ if (clip != null) {
+ XRSetClipNative(picture, clip.getLoX(), clip.getLoY(),
+ clip.getHiX(), clip.getHiY(),
+ clip.isRectangular() ? null : clip, false);
+ } else {
+ XRSetClipNative(picture, 0, 0, 32767, 32767, null, false);
+ }
+ }
+
+ public void renderRectangles(int dst, byte op, XRColor color,
+ GrowableRectArray rects) {
+ XRenderRectanglesNative(dst, op,
+ (short) color.red, (short) color.green,
+ (short) color.blue, (short) color.alpha,
+ rects.getArray(), rects
+ .getSize());
+ }
+
+ private static long[] getGlyphInfoPtrs(List<XRGlyphCacheEntry> cacheEntries) {
+ long[] glyphInfoPtrs = new long[cacheEntries.size()];
+ for (int i = 0; i < cacheEntries.size(); i++) {
+ glyphInfoPtrs[i] = cacheEntries.get(i).getGlyphInfoPtr();
+ }
+ return glyphInfoPtrs;
+ }
+
+ public void XRenderAddGlyphs(int glyphSet, GlyphList gl,
+ List<XRGlyphCacheEntry> cacheEntries,
+ byte[] pixelData) {
+ long[] glyphInfoPtrs = getGlyphInfoPtrs(cacheEntries);
+ XRAddGlyphsNative(glyphSet, glyphInfoPtrs,
+ glyphInfoPtrs.length, pixelData, pixelData.length);
+ }
+
+ public void XRenderFreeGlyphs(int glyphSet, int[] gids) {
+ XRFreeGlyphsNative(glyphSet, gids, gids.length);
+ }
+
+ private static native void XRAddGlyphsNative(int glyphSet,
+ long[] glyphInfoPtrs,
+ int glyphCnt,
+ byte[] pixelData,
+ int pixelDataLength);
+
+ private static native void XRFreeGlyphsNative(int glyphSet,
+ int[] gids, int idCnt);
+
+ private static native void
+ XRenderCompositeTextNative(int op, int src, int dst,
+ long maskFormat, int[] eltArray,
+ int[] glyphIDs, int eltCnt, int glyphCnt);
+
+ public int XRenderCreateGlyphSet(int formatID) {
+ return XRenderCreateGlyphSetNative(getFormatPtr(formatID));
+ }
+
+ private static native int XRenderCreateGlyphSetNative(long format);
+
+ public void XRenderCompositeText(byte op, int src, int dst,
+ int maskFormatID,
+ int src2, int src3, int dst2, int dst3,
+ int glyphset, GrowableEltArray elts) {
+
+ GrowableIntArray glyphs = elts.getGlyphs();
+ XRenderCompositeTextNative(op, src, dst, 0, elts.getArray(),
+ glyphs.getArray(), elts.getSize(),
+ glyphs.getSize());
+ }
+
+ public void putMaskImage(int drawable, long gc, byte[] imageData,
+ int sx, int sy, int dx, int dy,
+ int width, int height, int maskOff,
+ int maskScan, float ea) {
+ putMaskNative(drawable, gc, imageData, sx, sy, dx, dy,
+ width, height, maskOff, maskScan, ea, MASK_XIMG);
+ }
+
+ private static native void putMaskNative(int drawable, long gc,
+ byte[] imageData,
+ int sx, int sy, int dx, int dy,
+ int width, int height,
+ int maskOff, int maskScan,
+ float ea, long xImg);
+
+ public void padBlit(byte op, int srcPict, int maskPict, int dstPict,
+ AffineTransform maskTrx, int maskWidth, int maskHeight,
+ int lastMaskWidth, int lastMaskHeight,
+ int sx, int sy, int dx, int dy, int w, int h) {
+
+ padBlitNative(op, srcPict, maskPict, dstPict,
+ XDoubleToFixed(maskTrx.getScaleX()),
+ XDoubleToFixed(maskTrx.getShearX()),
+ XDoubleToFixed(maskTrx.getTranslateX()),
+ XDoubleToFixed(maskTrx.getShearY()),
+ XDoubleToFixed(maskTrx.getScaleY()),
+ XDoubleToFixed(maskTrx.getTranslateY()),
+ maskWidth, maskHeight, lastMaskWidth, lastMaskHeight,
+ sx, sy, dx, dy, w, h);
+ }
+
+ private static native void padBlitNative(byte op, int srcPict,
+ int maskPict, int dstPict,
+ int m00, int m01, int m02,
+ int m10, int m11, int m12,
+ int maskWidth, int maskHeight,
+ int lastMaskWidth,
+ int lastMaskHeight,
+ int sx, int sy, int dx, int dy,
+ int w, int h);
+
+ public void renderCompositeTrapezoids(byte op, int src, int maskFormat,
+ int dst, int srcX, int srcY,
+ TrapezoidList trapList) {
+ renderCompositeTrapezoidsNative(op, src, getFormatPtr(maskFormat),
+ dst, srcX, srcY,
+ trapList.getTrapArray());
+ }
+
+ private static native void
+ renderCompositeTrapezoidsNative(byte op, int src, long maskFormat,
+ int dst, int srcX, int srcY,
+ int[] trapezoids);
+}
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