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| 1 | +/* | |
| 2 | + * Copyright (c) 2000, 2003, 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 sun.java2d.loops.GraphicsPrimitive; | |
| 29 | +import sun.java2d.pipe.Region; | |
| 30 | +import sun.java2d.SunGraphics2D; | |
| 31 | +import sun.java2d.SurfaceData; | |
| 32 | +import sun.font.GlyphList; | |
| 33 | + | |
| 34 | +/** | |
| 35 | + * DrawGlyphList - loops for SolidTextRenderer pipe. | |
| 36 | + * 1) draw solid color text onto destination surface | |
| 37 | + * 2) must accept output area [x, y, dx, dy] | |
| 38 | + * from within the surface description data for clip rect | |
| 39 | + */ | |
| 40 | +public class DrawGlyphList extends GraphicsPrimitive { | |
| 41 | + | |
| 42 | + public final static String methodSignature = "DrawGlyphList(...)".toString(); | |
| 43 | + | |
| 44 | + public final static int primTypeID = makePrimTypeID(); | |
| 45 | + | |
| 46 | + public static DrawGlyphList locate(SurfaceType srctype, | |
| 47 | + CompositeType comptype, | |
| 48 | + SurfaceType dsttype) | |
| 49 | + { | |
| 50 | + return (DrawGlyphList) | |
| 51 | + GraphicsPrimitiveMgr.locate(primTypeID, | |
| 52 | + srctype, comptype, dsttype); | |
| 53 | + } | |
| 54 | + | |
| 55 | + protected DrawGlyphList(SurfaceType srctype, | |
| 56 | + CompositeType comptype, | |
| 57 | + SurfaceType dsttype) | |
| 58 | + { | |
| 59 | + super(methodSignature, primTypeID, srctype, comptype, dsttype); | |
| 60 | + } | |
| 61 | + | |
| 62 | + public DrawGlyphList(long pNativePrim, | |
| 63 | + SurfaceType srctype, | |
| 64 | + CompositeType comptype, | |
| 65 | + SurfaceType dsttype) | |
| 66 | + { | |
| 67 | + super(pNativePrim, methodSignature, primTypeID, srctype, comptype, dsttype); | |
| 68 | + } | |
| 69 | + | |
| 70 | + | |
| 71 | + public native void DrawGlyphList(SunGraphics2D sg2d, SurfaceData dest, | |
| 72 | + GlyphList srcData); | |
| 73 | + | |
| 74 | + // This instance is used only for lookup. | |
| 75 | + static { | |
| 76 | + GraphicsPrimitiveMgr.registerGeneral( | |
| 77 | + new DrawGlyphList(null, null, null)); | |
| 78 | + } | |
| 79 | + | |
| 80 | + public GraphicsPrimitive makePrimitive(SurfaceType srctype, | |
| 81 | + CompositeType comptype, | |
| 82 | + SurfaceType dsttype) { | |
| 83 | + return new General(srctype, comptype, dsttype); | |
| 84 | + } | |
| 85 | + | |
| 86 | + private static class General extends DrawGlyphList { | |
| 87 | + MaskFill maskop; | |
| 88 | + | |
| 89 | + public General(SurfaceType srctype, | |
| 90 | + CompositeType comptype, | |
| 91 | + SurfaceType dsttype) | |
| 92 | + { | |
| 93 | + super(srctype, comptype, dsttype); | |
| 94 | + maskop = MaskFill.locate(srctype, comptype, dsttype); | |
| 95 | + } | |
| 96 | + | |
| 97 | + public void DrawGlyphList(SunGraphics2D sg2d, SurfaceData dest, | |
| 98 | + GlyphList gl) { | |
| 99 | + | |
| 100 | + int strbounds[] = gl.getBounds(); // Don't delete, bug 4895493 | |
| 101 | + int num = gl.getNumGlyphs(); | |
| 102 | + Region clip = sg2d.getCompClip(); | |
| 103 | + int cx1 = clip.getLoX(); | |
| 104 | + int cy1 = clip.getLoY(); | |
| 105 | + int cx2 = clip.getHiX(); | |
| 106 | + int cy2 = clip.getHiY(); | |
| 107 | + for (int i = 0; i < num; i++) { | |
| 108 | + gl.setGlyphIndex(i); | |
| 109 | + int metrics[] = gl.getMetrics(); | |
| 110 | + int gx1 = metrics[0]; | |
| 111 | + int gy1 = metrics[1]; | |
| 112 | + int w = metrics[2]; | |
| 113 | + int gx2 = gx1 + w; | |
| 114 | + int gy2 = gy1 + metrics[3]; | |
| 115 | + int off = 0; | |
| 116 | + if (gx1 < cx1) { | |
| 117 | + off = cx1 - gx1; | |
| 118 | + gx1 = cx1; | |
| 119 | + } | |
| 120 | + if (gy1 < cy1) { | |
| 121 | + off += (cy1 - gy1) * w; | |
| 122 | + gy1 = cy1; | |
| 123 | + } | |
| 124 | + if (gx2 > cx2) gx2 = cx2; | |
| 125 | + if (gy2 > cy2) gy2 = cy2; | |
| 126 | + if (gx2 > gx1 && gy2 > gy1) { | |
| 127 | + byte alpha[] = gl.getGrayBits(); | |
| 128 | + maskop.MaskFill(sg2d, dest, sg2d.composite, | |
| 129 | + gx1, gy1, gx2 - gx1, gy2 - gy1, | |
| 130 | + alpha, off, w); | |
| 131 | + } | |
| 132 | + } | |
| 133 | + } | |
| 134 | + } | |
| 135 | + | |
| 136 | + public GraphicsPrimitive traceWrap() { | |
| 137 | + return new TraceDrawGlyphList(this); | |
| 138 | + } | |
| 139 | + | |
| 140 | + private static class TraceDrawGlyphList extends DrawGlyphList { | |
| 141 | + DrawGlyphList target; | |
| 142 | + | |
| 143 | + public TraceDrawGlyphList(DrawGlyphList target) { | |
| 144 | + super(target.getSourceType(), | |
| 145 | + target.getCompositeType(), | |
| 146 | + target.getDestType()); | |
| 147 | + this.target = target; | |
| 148 | + } | |
| 149 | + | |
| 150 | + public GraphicsPrimitive traceWrap() { | |
| 151 | + return this; | |
| 152 | + } | |
| 153 | + | |
| 154 | + public void DrawGlyphList(SunGraphics2D sg2d, SurfaceData dest, | |
| 155 | + GlyphList glyphs) | |
| 156 | + { | |
| 157 | + tracePrimitive(target); | |
| 158 | + target.DrawGlyphList(sg2d, dest, glyphs); | |
| 159 | + } | |
| 160 | + } | |
| 161 | +} | |