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134 lines
4.7 KiB
Java
134 lines
4.7 KiB
Java
/*
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* Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package sun.java2d.pipe;
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import java.awt.Rectangle;
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import java.awt.Shape;
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import java.awt.geom.Arc2D;
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import java.awt.geom.Ellipse2D;
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import java.awt.geom.Line2D;
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import java.awt.geom.RoundRectangle2D;
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import java.awt.geom.GeneralPath;
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import sun.java2d.SunGraphics2D;
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/**
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* This class converts calls to the basic pixel rendering methods
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* into calls to a generic Shape rendering pipeline.
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*/
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public class PixelToShapeConverter
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implements PixelDrawPipe, PixelFillPipe
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{
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ShapeDrawPipe outpipe;
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public PixelToShapeConverter(ShapeDrawPipe pipe) {
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outpipe = pipe;
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}
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public void drawLine(SunGraphics2D sg,
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int x1, int y1, int x2, int y2) {
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outpipe.draw(sg, new Line2D.Float(x1, y1, x2, y2));
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}
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public void drawRect(SunGraphics2D sg,
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int x, int y, int w, int h) {
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outpipe.draw(sg, new Rectangle(x, y, w, h));
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}
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public void fillRect(SunGraphics2D sg,
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int x, int y, int w, int h) {
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outpipe.fill(sg, new Rectangle(x, y, w, h));
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}
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public void drawRoundRect(SunGraphics2D sg,
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int x, int y, int w, int h,
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int aW, int aH) {
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outpipe.draw(sg, new RoundRectangle2D.Float(x, y, w, h, aW, aH));
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}
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public void fillRoundRect(SunGraphics2D sg,
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int x, int y, int w, int h,
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int aW, int aH) {
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outpipe.fill(sg, new RoundRectangle2D.Float(x, y, w, h, aW, aH));
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}
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public void drawOval(SunGraphics2D sg,
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int x, int y, int w, int h) {
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outpipe.draw(sg, new Ellipse2D.Float(x, y, w, h));
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}
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public void fillOval(SunGraphics2D sg,
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int x, int y, int w, int h) {
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outpipe.fill(sg, new Ellipse2D.Float(x, y, w, h));
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}
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public void drawArc(SunGraphics2D sg,
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int x, int y, int w, int h,
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int start, int extent) {
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outpipe.draw(sg, new Arc2D.Float(x, y, w, h,
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start, extent, Arc2D.OPEN));
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}
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public void fillArc(SunGraphics2D sg,
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int x, int y, int w, int h,
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int start, int extent) {
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outpipe.fill(sg, new Arc2D.Float(x, y, w, h,
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start, extent, Arc2D.PIE));
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}
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private Shape makePoly(int[] xPoints, int[] yPoints,
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int nPoints, boolean close) {
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GeneralPath gp = new GeneralPath(GeneralPath.WIND_EVEN_ODD);
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if (nPoints > 0) {
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gp.moveTo(xPoints[0], yPoints[0]);
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for (int i = 1; i < nPoints; i++) {
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gp.lineTo(xPoints[i], yPoints[i]);
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}
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if (close) {
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gp.closePath();
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}
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}
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return gp;
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}
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public void drawPolyline(SunGraphics2D sg,
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int[] xPoints, int[] yPoints,
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int nPoints) {
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outpipe.draw(sg, makePoly(xPoints, yPoints, nPoints, false));
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}
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public void drawPolygon(SunGraphics2D sg,
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int[] xPoints, int[] yPoints,
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int nPoints) {
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outpipe.draw(sg, makePoly(xPoints, yPoints, nPoints, true));
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}
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public void fillPolygon(SunGraphics2D sg,
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int[] xPoints, int[] yPoints,
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int nPoints) {
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outpipe.fill(sg, makePoly(xPoints, yPoints, nPoints, true));
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}
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}
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