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 java.awt.Color; 34 import java.awt.image.ColorModel; 35 import java.awt.image.Raster; 36 import sun.java2d.SunGraphics2D; 37 import sun.java2d.SurfaceData; 38 39 /** 40 * DrawLine 41 * 1) draw solid color single width line onto destination surface 42 * 2) must accept output area [x, y, dx, dy] 43 * from within the surface description data for clip rect 44 */ 45 public class DrawLine extends GraphicsPrimitive 46 { 47 public final static String methodSignature = "DrawLine(...)".toString(); 48 49 public final static int primTypeID = makePrimTypeID(); 50 51 public static DrawLine locate(SurfaceType srctype, 52 CompositeType comptype, 53 SurfaceType dsttype) 54 { 55 return (DrawLine) GraphicsPrimitiveMgr.locate(primTypeID, 56 srctype, comptype, dsttype); 57 } 58 59 protected DrawLine(SurfaceType srctype, 60 CompositeType comptype, 61 SurfaceType dsttype) 62 { 63 super(methodSignature, primTypeID, srctype, comptype, dsttype); 64 } 65 66 public DrawLine(long pNativePrim, 67 SurfaceType srctype, 68 CompositeType comptype, 69 SurfaceType dsttype) 70 { 71 super(pNativePrim, methodSignature, primTypeID, srctype, comptype, dsttype); 72 } 73 74 /** 75 * All DrawLine implementors must have this invoker method 76 */ 77 public native void DrawLine(SunGraphics2D sg2d, SurfaceData dest, 78 int x1, int y1, int x2, int y2); 79 80 public GraphicsPrimitive makePrimitive(SurfaceType srctype, 81 CompositeType comptype, 82 SurfaceType dsttype) 83 { 84 // REMIND: use FillSpans or converter object? 85 throw new InternalError("DrawLine not implemented for "+ 86 srctype+" with "+comptype); 87 } 88 89 public GraphicsPrimitive traceWrap() { 90 return new TraceDrawLine(this); 91 } 92 93 private static class TraceDrawLine extends DrawLine { 94 DrawLine target; 95 96 public TraceDrawLine(DrawLine target) { 97 super(target.getSourceType(), 98 target.getCompositeType(), 99 target.getDestType()); 100 this.target = target; 101 } 102 103 public GraphicsPrimitive traceWrap() { 104 return this; 105 } 106 107 public void DrawLine(SunGraphics2D sg2d, SurfaceData dest, 108 int x1, int y1, int x2, int y2) 109 { 110 tracePrimitive(target); 111 target.DrawLine(sg2d, dest, x1, y1, x2, y2); 112 } 113 } 114 }