1 /* 2 * Copyright (c) 1997, 2002, 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 /* 27 * @author Charlton Innovations, Inc. 28 */ 29 30 package sun.java2d.loops; 31 32 import sun.java2d.loops.GraphicsPrimitive; 33 import sun.java2d.SunGraphics2D; 34 import sun.java2d.SurfaceData; 35 36 /** 37 * DrawPolygons 38 * 1) draw single-width line polygons onto destination surface 39 * 2) must accept output area [x, y, dx, dy] 40 * from within the surface description data for clip rect 41 */ 42 public class DrawPolygons extends GraphicsPrimitive 43 { 44 public final static String methodSignature = "DrawPolygons(...)".toString(); 45 46 public final static int primTypeID = makePrimTypeID(); 47 48 public static DrawPolygons locate(SurfaceType srctype, 49 CompositeType comptype, 50 SurfaceType dsttype) 51 { 52 return (DrawPolygons) 53 GraphicsPrimitiveMgr.locate(primTypeID, 54 srctype, comptype, dsttype); 55 } 56 57 protected DrawPolygons(SurfaceType srctype, 58 CompositeType comptype, 59 SurfaceType dsttype) 60 { 61 super(methodSignature, primTypeID, srctype, comptype, dsttype); 62 } 63 64 public DrawPolygons(long pNativePrim, 65 SurfaceType srctype, 66 CompositeType comptype, 67 SurfaceType dsttype) 68 { 69 super(pNativePrim, methodSignature, primTypeID, srctype, comptype, dsttype); 70 } 71 72 /** 73 * All DrawPolygon implementors must have this invoker method 74 */ 75 public native void DrawPolygons(SunGraphics2D sg2d, SurfaceData sData, 76 int xPoints[], int yPoints[], 77 int nPoints[], int numPolys, 78 int transX, int transY, 79 boolean close); 80 81 public GraphicsPrimitive makePrimitive(SurfaceType srctype, 82 CompositeType comptype, 83 SurfaceType dsttype) 84 { 85 // REMIND: use FillSpans or converter object? 86 throw new InternalError("DrawPolygons not implemented for "+ 87 srctype+" with "+comptype); 88 } 89 90 public GraphicsPrimitive traceWrap() { 91 return new TraceDrawPolygons(this); 92 } 93 94 private static class TraceDrawPolygons extends DrawPolygons { 95 DrawPolygons target; 96 97 public TraceDrawPolygons(DrawPolygons target) { 98 super(target.getSourceType(), 99 target.getCompositeType(), 100 target.getDestType()); 101 this.target = target; 102 } 103 104 public GraphicsPrimitive traceWrap() { 105 return this; 106 } 107 108 public void DrawPolygons(SunGraphics2D sg2d, SurfaceData sData, 109 int xPoints[], int yPoints[], 110 int nPoints[], int numPolys, 111 int transX, int transY, 112 boolean close) 113 { 114 tracePrimitive(target); 115 target.DrawPolygons(sg2d, sData, 116 xPoints, yPoints, nPoints, numPolys, 117 transX, transY, close); 118 } 119 } 120 }