author | ohair |
Thu, 09 Sep 2010 16:26:46 -0700 | |
changeset 6374 | e214162c907e |
parent 5579 | 1a5e995a710b |
child 12393 | c88c137e54fc |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2010, 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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|
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package sun.java2d.xr; |
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|
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import java.awt.*; |
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import java.awt.geom.*; |
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|
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import sun.awt.SunToolkit; |
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import sun.java2d.SunGraphics2D; |
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import sun.java2d.loops.*; |
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import sun.java2d.pipe.Region; |
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import sun.java2d.pipe.PixelDrawPipe; |
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import sun.java2d.pipe.PixelFillPipe; |
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import sun.java2d.pipe.ShapeDrawPipe; |
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import sun.java2d.pipe.SpanIterator; |
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import sun.java2d.pipe.ShapeSpanIterator; |
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import sun.java2d.pipe.LoopPipe; |
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|
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/** |
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* XRender provides only accalerated rectangles. To emulate higher "order" |
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* geometry we have to pass everything else to DoPath/FillSpans. |
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* |
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* TODO: DrawRect could be instrified |
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* |
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* @author Clemens Eisserer |
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*/ |
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|
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public class XRRenderer implements PixelDrawPipe, PixelFillPipe, ShapeDrawPipe { |
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XRDrawHandler drawHandler; |
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MaskTileManager tileManager; |
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public XRRenderer(MaskTileManager tileManager) { |
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this.tileManager = tileManager; |
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this.drawHandler = new XRDrawHandler(); |
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} |
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|
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/** |
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* Common validate method, used by all XRRender functions to validate the |
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* destination context. |
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*/ |
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private final void validateSurface(SunGraphics2D sg2d) { |
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XRSurfaceData xrsd = (XRSurfaceData) sg2d.surfaceData; |
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xrsd.validateAsDestination(sg2d, sg2d.getCompClip()); |
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xrsd.maskBuffer.validateCompositeState(sg2d.composite, sg2d.transform, |
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sg2d.paint, sg2d); |
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} |
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public void drawLine(SunGraphics2D sg2d, int x1, int y1, int x2, int y2) { |
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try { |
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SunToolkit.awtLock(); |
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validateSurface(sg2d); |
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int transx = sg2d.transX; |
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int transy = sg2d.transY; |
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|
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XRSurfaceData xrsd = (XRSurfaceData) sg2d.surfaceData; |
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tileManager.addLine(x1 + transx, y1 + transy, |
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x2 + transx, y2 + transy); |
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tileManager.fillMask(xrsd); |
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} finally { |
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SunToolkit.awtUnlock(); |
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} |
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} |
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public void drawRect(SunGraphics2D sg2d, |
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int x, int y, int width, int height) { |
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draw(sg2d, new Rectangle2D.Float(x, y, width, height)); |
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} |
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public void drawPolyline(SunGraphics2D sg2d, |
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int xpoints[], int ypoints[], int npoints) { |
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Path2D.Float p2d = new Path2D.Float(); |
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if (npoints > 1) { |
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p2d.moveTo(xpoints[0], ypoints[0]); |
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for (int i = 1; i < npoints; i++) { |
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p2d.lineTo(xpoints[i], ypoints[i]); |
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} |
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} |
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draw(sg2d, p2d); |
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} |
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public void drawPolygon(SunGraphics2D sg2d, |
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int xpoints[], int ypoints[], int npoints) { |
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draw(sg2d, new Polygon(xpoints, ypoints, npoints)); |
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} |
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public synchronized void fillRect(SunGraphics2D sg2d, |
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int x, int y, int width, int height) { |
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SunToolkit.awtLock(); |
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try { |
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validateSurface(sg2d); |
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XRSurfaceData xrsd = (XRSurfaceData) sg2d.surfaceData; |
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x += sg2d.transform.getTranslateX(); |
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y += sg2d.transform.getTranslateY(); |
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|
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tileManager.addRect(x, y, width, height); |
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tileManager.fillMask(xrsd); |
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125 |
|
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} finally { |
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SunToolkit.awtUnlock(); |
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} |
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} |
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|
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public void fillPolygon(SunGraphics2D sg2d, |
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int xpoints[], int ypoints[], int npoints) { |
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fill(sg2d, new Polygon(xpoints, ypoints, npoints)); |
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} |
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|
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public void drawRoundRect(SunGraphics2D sg2d, |
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int x, int y, int width, int height, |
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int arcWidth, int arcHeight) { |
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draw(sg2d, new RoundRectangle2D.Float(x, y, width, height, |
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arcWidth, arcHeight)); |
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} |
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|
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public void fillRoundRect(SunGraphics2D sg2d, int x, int y, |
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int width, int height, |
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int arcWidth, int arcHeight) { |
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fill(sg2d, new RoundRectangle2D.Float(x, y, width, height, |
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arcWidth, arcHeight)); |
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} |
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149 |
|
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public void drawOval(SunGraphics2D sg2d, |
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int x, int y, int width, int height) { |
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draw(sg2d, new Ellipse2D.Float(x, y, width, height)); |
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} |
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154 |
|
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public void fillOval(SunGraphics2D sg2d, |
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int x, int y, int width, int height) { |
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fill(sg2d, new Ellipse2D.Float(x, y, width, height)); |
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} |
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159 |
|
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public void drawArc(SunGraphics2D sg2d, |
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int x, int y, int width, int height, |
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int startAngle, int arcAngle) { |
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draw(sg2d, new Arc2D.Float(x, y, width, height, |
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startAngle, arcAngle, Arc2D.OPEN)); |
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} |
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166 |
|
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public void fillArc(SunGraphics2D sg2d, |
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int x, int y, int width, int height, |
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int startAngle, int arcAngle) { |
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fill(sg2d, new Arc2D.Float(x, y, width, height, |
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startAngle, arcAngle, Arc2D.PIE)); |
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172 |
} |
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173 |
|
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private class XRDrawHandler extends ProcessPath.DrawHandler { |
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175 |
|
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176 |
XRDrawHandler() { |
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// these are bogus values; the caller will use validate() |
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// to ensure that they are set properly prior to each usage |
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super(0, 0, 0, 0); |
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180 |
} |
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181 |
|
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182 |
/** |
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* This method needs to be called prior to each draw/fillPath() |
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* operation to ensure the clip bounds are up to date. |
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185 |
*/ |
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186 |
void validate(SunGraphics2D sg2d) { |
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Region clip = sg2d.getCompClip(); |
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setBounds(clip.getLoX(), clip.getLoY(), |
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clip.getHiX(), clip.getHiY(), sg2d.strokeHint); |
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190 |
validateSurface(sg2d); |
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191 |
} |
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192 |
|
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193 |
public void drawLine(int x1, int y1, int x2, int y2) { |
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tileManager.addLine(x1, y1, x2, y2); |
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195 |
} |
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196 |
|
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197 |
public void drawPixel(int x, int y) { |
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tileManager.addRect(x, y, 1, 1); |
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199 |
} |
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200 |
|
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201 |
public void drawScanline(int x1, int x2, int y) { |
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tileManager.addRect(x1, y, x2 - x1 + 1, 1); |
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203 |
} |
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204 |
} |
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205 |
|
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206 |
protected void drawPath(SunGraphics2D sg2d, Path2D.Float p2df, |
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207 |
int transx, int transy) { |
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208 |
SunToolkit.awtLock(); |
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209 |
try { |
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210 |
validateSurface(sg2d); |
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211 |
drawHandler.validate(sg2d); |
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ProcessPath.drawPath(drawHandler, p2df, transx, transy); |
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tileManager.fillMask(((XRSurfaceData) sg2d.surfaceData)); |
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214 |
} finally { |
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215 |
SunToolkit.awtUnlock(); |
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216 |
} |
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217 |
} |
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218 |
|
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219 |
protected void fillPath(SunGraphics2D sg2d, Path2D.Float p2df, |
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220 |
int transx, int transy) { |
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221 |
SunToolkit.awtLock(); |
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|
222 |
try { |
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223 |
validateSurface(sg2d); |
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224 |
drawHandler.validate(sg2d); |
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225 |
ProcessPath.fillPath(drawHandler, p2df, transx, transy); |
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226 |
tileManager.fillMask(((XRSurfaceData) sg2d.surfaceData)); |
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227 |
} finally { |
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|
228 |
SunToolkit.awtUnlock(); |
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|
229 |
} |
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230 |
} |
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231 |
|
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232 |
protected void fillSpans(SunGraphics2D sg2d, SpanIterator si, |
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233 |
int transx, int transy) { |
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234 |
SunToolkit.awtLock(); |
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|
235 |
try { |
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|
236 |
validateSurface(sg2d); |
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237 |
int[] spanBox = new int[4]; |
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238 |
while (si.nextSpan(spanBox)) { |
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239 |
tileManager.addRect(spanBox[0] + transx, |
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240 |
spanBox[1] + transy, |
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241 |
spanBox[2] - spanBox[0], |
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242 |
spanBox[3] - spanBox[1]); |
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243 |
} |
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244 |
tileManager.fillMask(((XRSurfaceData) sg2d.surfaceData)); |
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245 |
} finally { |
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|
246 |
SunToolkit.awtUnlock(); |
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|
247 |
} |
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} |
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|
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public void draw(SunGraphics2D sg2d, Shape s) { |
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if (sg2d.strokeState == SunGraphics2D.STROKE_THIN) { |
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Path2D.Float p2df; |
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int transx, transy; |
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if (sg2d.transformState <= SunGraphics2D.TRANSFORM_INT_TRANSLATE) { |
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if (s instanceof Path2D.Float) { |
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p2df = (Path2D.Float) s; |
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} else { |
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p2df = new Path2D.Float(s); |
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} |
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transx = sg2d.transX; |
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transy = sg2d.transY; |
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} else { |
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p2df = new Path2D.Float(s, sg2d.transform); |
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transx = 0; |
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transy = 0; |
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} |
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drawPath(sg2d, p2df, transx, transy); |
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} else if (sg2d.strokeState < SunGraphics2D.STROKE_CUSTOM) { |
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ShapeSpanIterator si = LoopPipe.getStrokeSpans(sg2d, s); |
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try { |
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fillSpans(sg2d, si, 0, 0); |
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} finally { |
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si.dispose(); |
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274 |
} |
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} else { |
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fill(sg2d, sg2d.stroke.createStrokedShape(s)); |
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} |
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278 |
} |
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279 |
|
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public void fill(SunGraphics2D sg2d, Shape s) { |
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int transx, transy; |
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282 |
|
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283 |
if (sg2d.strokeState == SunGraphics2D.STROKE_THIN) { |
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// Here we are able to use fillPath() for |
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// high-quality fills. |
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Path2D.Float p2df; |
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if (sg2d.transformState <= SunGraphics2D.TRANSFORM_INT_TRANSLATE) { |
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288 |
if (s instanceof Path2D.Float) { |
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p2df = (Path2D.Float) s; |
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290 |
} else { |
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291 |
p2df = new Path2D.Float(s); |
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292 |
} |
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transx = sg2d.transX; |
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transy = sg2d.transY; |
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295 |
} else { |
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296 |
p2df = new Path2D.Float(s, sg2d.transform); |
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297 |
transx = 0; |
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298 |
transy = 0; |
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|
299 |
} |
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300 |
fillPath(sg2d, p2df, transx, transy); |
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301 |
return; |
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302 |
} |
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303 |
|
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304 |
AffineTransform at; |
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305 |
if (sg2d.transformState <= SunGraphics2D.TRANSFORM_INT_TRANSLATE) { |
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|
306 |
// Transform (translation) will be done by FillSpans |
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|
307 |
at = null; |
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308 |
transx = sg2d.transX; |
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309 |
transy = sg2d.transY; |
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|
310 |
} else { |
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|
311 |
// Transform will be done by the PathIterator |
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312 |
at = sg2d.transform; |
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313 |
transx = transy = 0; |
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|
314 |
} |
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|
315 |
|
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|
316 |
ShapeSpanIterator ssi = LoopPipe.getFillSSI(sg2d); |
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|
317 |
try { |
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|
318 |
// Subtract transx/y from the SSI clip to match the |
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319 |
// (potentially untranslated) geometry fed to it |
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320 |
Region clip = sg2d.getCompClip(); |
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|
321 |
ssi.setOutputAreaXYXY(clip.getLoX() - transx, |
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322 |
clip.getLoY() - transy, |
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|
323 |
clip.getHiX() - transx, |
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|
324 |
clip.getHiY() - transy); |
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|
325 |
ssi.appendPath(s.getPathIterator(at)); |
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|
326 |
fillSpans(sg2d, ssi, transx, transy); |
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|
327 |
} finally { |
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|
328 |
ssi.dispose(); |
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|
329 |
} |
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|
330 |
} |
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|
331 |
} |