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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 | } | ||