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| 1 | +/* | |
| 2 | + * Copyright (c) 1997, 1998, 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.pipe; | |
| 27 | + | |
| 28 | +import java.awt.Rectangle; | |
| 29 | +import java.awt.Shape; | |
| 30 | +import java.awt.geom.Arc2D; | |
| 31 | +import java.awt.geom.Ellipse2D; | |
| 32 | +import java.awt.geom.Line2D; | |
| 33 | +import java.awt.geom.RoundRectangle2D; | |
| 34 | +import java.awt.geom.GeneralPath; | |
| 35 | +import sun.java2d.SunGraphics2D; | |
| 36 | + | |
| 37 | +/** | |
| 38 | + * This class converts calls to the basic pixel rendering methods | |
| 39 | + * into calls to a generic Shape rendering pipeline. | |
| 40 | + */ | |
| 41 | +public class PixelToShapeConverter | |
| 42 | + implements PixelDrawPipe, PixelFillPipe | |
| 43 | +{ | |
| 44 | + ShapeDrawPipe outpipe; | |
| 45 | + | |
| 46 | + public PixelToShapeConverter(ShapeDrawPipe pipe) { | |
| 47 | + outpipe = pipe; | |
| 48 | + } | |
| 49 | + | |
| 50 | + public void drawLine(SunGraphics2D sg, | |
| 51 | + int x1, int y1, int x2, int y2) { | |
| 52 | + outpipe.draw(sg, new Line2D.Float(x1, y1, x2, y2)); | |
| 53 | + } | |
| 54 | + | |
| 55 | + public void drawRect(SunGraphics2D sg, | |
| 56 | + int x, int y, int w, int h) { | |
| 57 | + outpipe.draw(sg, new Rectangle(x, y, w, h)); | |
| 58 | + } | |
| 59 | + | |
| 60 | + public void fillRect(SunGraphics2D sg, | |
| 61 | + int x, int y, int w, int h) { | |
| 62 | + outpipe.fill(sg, new Rectangle(x, y, w, h)); | |
| 63 | + } | |
| 64 | + | |
| 65 | + public void drawRoundRect(SunGraphics2D sg, | |
| 66 | + int x, int y, int w, int h, | |
| 67 | + int aW, int aH) { | |
| 68 | + outpipe.draw(sg, new RoundRectangle2D.Float(x, y, w, h, aW, aH)); | |
| 69 | + } | |
| 70 | + | |
| 71 | + public void fillRoundRect(SunGraphics2D sg, | |
| 72 | + int x, int y, int w, int h, | |
| 73 | + int aW, int aH) { | |
| 74 | + outpipe.fill(sg, new RoundRectangle2D.Float(x, y, w, h, aW, aH)); | |
| 75 | + } | |
| 76 | + | |
| 77 | + public void drawOval(SunGraphics2D sg, | |
| 78 | + int x, int y, int w, int h) { | |
| 79 | + outpipe.draw(sg, new Ellipse2D.Float(x, y, w, h)); | |
| 80 | + } | |
| 81 | + | |
| 82 | + public void fillOval(SunGraphics2D sg, | |
| 83 | + int x, int y, int w, int h) { | |
| 84 | + outpipe.fill(sg, new Ellipse2D.Float(x, y, w, h)); | |
| 85 | + } | |
| 86 | + | |
| 87 | + public void drawArc(SunGraphics2D sg, | |
| 88 | + int x, int y, int w, int h, | |
| 89 | + int start, int extent) { | |
| 90 | + outpipe.draw(sg, new Arc2D.Float(x, y, w, h, | |
| 91 | + start, extent, Arc2D.OPEN)); | |
| 92 | + } | |
| 93 | + | |
| 94 | + public void fillArc(SunGraphics2D sg, | |
| 95 | + int x, int y, int w, int h, | |
| 96 | + int start, int extent) { | |
| 97 | + outpipe.fill(sg, new Arc2D.Float(x, y, w, h, | |
| 98 | + start, extent, Arc2D.PIE)); | |
| 99 | + } | |
| 100 | + | |
| 101 | + private Shape makePoly(int xPoints[], int yPoints[], | |
| 102 | + int nPoints, boolean close) { | |
| 103 | + GeneralPath gp = new GeneralPath(GeneralPath.WIND_EVEN_ODD); | |
| 104 | + if (nPoints > 0) { | |
| 105 | + gp.moveTo(xPoints[0], yPoints[0]); | |
| 106 | + } | |
| 107 | + for (int i = 1; i < nPoints; i++) { | |
| 108 | + gp.lineTo(xPoints[i], yPoints[i]); | |
| 109 | + } | |
| 110 | + if (close) { | |
| 111 | + gp.closePath(); | |
| 112 | + } | |
| 113 | + return gp; | |
| 114 | + } | |
| 115 | + | |
| 116 | + public void drawPolyline(SunGraphics2D sg, | |
| 117 | + int xPoints[], int yPoints[], | |
| 118 | + int nPoints) { | |
| 119 | + outpipe.draw(sg, makePoly(xPoints, yPoints, nPoints, false)); | |
| 120 | + } | |
| 121 | + | |
| 122 | + public void drawPolygon(SunGraphics2D sg, | |
| 123 | + int xPoints[], int yPoints[], | |
| 124 | + int nPoints) { | |
| 125 | + outpipe.draw(sg, makePoly(xPoints, yPoints, nPoints, true)); | |
| 126 | + } | |
| 127 | + | |
| 128 | + public void fillPolygon(SunGraphics2D sg, | |
| 129 | + int xPoints[], int yPoints[], | |
| 130 | + int nPoints) { | |
| 131 | + outpipe.fill(sg, makePoly(xPoints, yPoints, nPoints, true)); | |
| 132 | + } | |
| 133 | +} | |