author | lana |
Thu, 26 Dec 2013 12:04:16 -0800 | |
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/* |
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* Copyright (c) 2010, 2013, 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.xr; |
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|
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import java.awt.*; |
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import java.awt.geom.*; |
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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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import static sun.java2d.xr.XRUtils.clampToShort; |
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import static sun.java2d.xr.XRUtils.clampToUShort; |
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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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public class XRRenderer implements PixelDrawPipe, PixelFillPipe, ShapeDrawPipe { |
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XRDrawHandler drawHandler; |
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MaskTileManager tileManager; |
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XRDrawLine lineGen; |
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GrowableRectArray rectBuffer; |
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public XRRenderer(MaskTileManager tileManager) { |
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this.tileManager = tileManager; |
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this.rectBuffer = tileManager.getMainTile().getRects(); |
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this.drawHandler = new XRDrawHandler(); |
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this.lineGen = new XRDrawLine(); |
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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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Region compClip = sg2d.getCompClip(); |
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int transX1 = Region.clipAdd(x1, sg2d.transX); |
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int transY1 = Region.clipAdd(y1, sg2d.transY); |
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int transX2 = Region.clipAdd(x2, sg2d.transX); |
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int transY2 = Region.clipAdd(y2, sg2d.transY); |
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SunToolkit.awtLock(); |
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try { |
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validateSurface(sg2d); |
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lineGen.rasterizeLine(rectBuffer, transX1, transY1, |
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transX2, transY2, compClip.getLoX(), compClip.getLoY(), |
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compClip.getHiX(), compClip.getHiY(), true, true); |
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tileManager.fillMask((XRSurfaceData) sg2d.surfaceData); |
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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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|
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public void fillRect(SunGraphics2D sg2d, int x, int y, int width, int height) { |
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x = Region.clipAdd(x, sg2d.transX); |
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y = Region.clipAdd(y, sg2d.transY); |
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123 |
|
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/* |
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* Limit x/y to signed short, width/height to unsigned short, |
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* to match the X11 coordinate limits for rectangles. |
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* Correct width/height in case x/y have been modified by clipping. |
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*/ |
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if (x > Short.MAX_VALUE || y > Short.MAX_VALUE) { |
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return; |
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} |
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|
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int x2 = Region.dimAdd(x, width); |
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int y2 = Region.dimAdd(y, height); |
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135 |
|
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if (x2 < Short.MIN_VALUE || y2 < Short.MIN_VALUE) { |
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return; |
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138 |
} |
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|
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x = clampToShort(x); |
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y = clampToShort(y); |
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width = clampToUShort(x2 - x); |
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height = clampToUShort(y2 - y); |
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144 |
|
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if (width == 0 || height == 0) { |
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return; |
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147 |
} |
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SunToolkit.awtLock(); |
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try { |
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validateSurface(sg2d); |
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rectBuffer.pushRectValues(x, y, width, height); |
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tileManager.fillMask((XRSurfaceData) sg2d.surfaceData); |
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} finally { |
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SunToolkit.awtUnlock(); |
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} |
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} |
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158 |
|
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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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163 |
|
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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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170 |
|
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171 |
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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176 |
} |
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177 |
|
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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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181 |
} |
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182 |
|
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183 |
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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186 |
} |
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187 |
|
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188 |
public void drawArc(SunGraphics2D sg2d, |
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189 |
int x, int y, int width, int height, |
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int startAngle, int arcAngle) { |
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191 |
draw(sg2d, new Arc2D.Float(x, y, width, height, |
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startAngle, arcAngle, Arc2D.OPEN)); |
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193 |
} |
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194 |
|
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195 |
public void fillArc(SunGraphics2D sg2d, |
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196 |
int x, int y, int width, int height, |
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197 |
int startAngle, int arcAngle) { |
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198 |
fill(sg2d, new Arc2D.Float(x, y, width, height, |
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startAngle, arcAngle, Arc2D.PIE)); |
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200 |
} |
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201 |
|
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202 |
private class XRDrawHandler extends ProcessPath.DrawHandler { |
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DirtyRegion region; |
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204 |
|
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|
205 |
XRDrawHandler() { |
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206 |
// these are bogus values; the caller will use validate() |
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207 |
// to ensure that they are set properly prior to each usage |
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208 |
super(0, 0, 0, 0); |
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this.region = new DirtyRegion(); |
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210 |
} |
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211 |
|
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212 |
/** |
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213 |
* This method needs to be called prior to each draw/fillPath() |
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214 |
* operation to ensure the clip bounds are up to date. |
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215 |
*/ |
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216 |
void validate(SunGraphics2D sg2d) { |
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217 |
Region clip = sg2d.getCompClip(); |
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218 |
setBounds(clip.getLoX(), clip.getLoY(), |
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219 |
clip.getHiX(), clip.getHiY(), sg2d.strokeHint); |
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220 |
validateSurface(sg2d); |
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221 |
} |
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222 |
|
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223 |
public void drawLine(int x1, int y1, int x2, int y2) { |
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region.setDirtyLineRegion(x1, y1, x2, y2); |
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int xDiff = region.x2 - region.x; |
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int yDiff = region.y2 - region.y; |
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227 |
|
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228 |
if (xDiff == 0 || yDiff == 0) { |
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229 |
// horizontal / diagonal lines can be represented by a single |
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230 |
// rectangle |
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231 |
rectBuffer.pushRectValues(region.x, region.y, region.x2 - region.x |
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232 |
+ 1, region.y2 - region.y + 1); |
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233 |
} else if (xDiff == 1 && yDiff == 1) { |
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234 |
// fast path for pattern commonly generated by |
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235 |
// ProcessPath.DrawHandler |
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236 |
rectBuffer.pushRectValues(x1, y1, 1, 1); |
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237 |
rectBuffer.pushRectValues(x2, y2, 1, 1); |
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} else { |
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lineGen.rasterizeLine(rectBuffer, x1, y1, x2, y2, 0, 0, |
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0, 0, false, false); |
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241 |
} |
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242 |
} |
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|
243 |
|
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244 |
public void drawPixel(int x, int y) { |
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rectBuffer.pushRectValues(x, y, 1, 1); |
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246 |
} |
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247 |
|
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248 |
public void drawScanline(int x1, int x2, int y) { |
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rectBuffer.pushRectValues(x1, y, x2 - x1 + 1, 1); |
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250 |
} |
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251 |
} |
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252 |
|
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protected void drawPath(SunGraphics2D sg2d, Path2D.Float p2df, |
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int transx, int transy) { |
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255 |
SunToolkit.awtLock(); |
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256 |
try { |
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257 |
validateSurface(sg2d); |
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258 |
drawHandler.validate(sg2d); |
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259 |
ProcessPath.drawPath(drawHandler, p2df, transx, transy); |
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tileManager.fillMask(((XRSurfaceData) sg2d.surfaceData)); |
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|
261 |
} finally { |
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262 |
SunToolkit.awtUnlock(); |
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263 |
} |
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264 |
} |
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265 |
|
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266 |
protected void fillPath(SunGraphics2D sg2d, Path2D.Float p2df, |
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int transx, int transy) { |
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268 |
SunToolkit.awtLock(); |
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|
269 |
try { |
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270 |
validateSurface(sg2d); |
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271 |
drawHandler.validate(sg2d); |
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272 |
ProcessPath.fillPath(drawHandler, p2df, transx, transy); |
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273 |
tileManager.fillMask(((XRSurfaceData) sg2d.surfaceData)); |
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|
274 |
} finally { |
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275 |
SunToolkit.awtUnlock(); |
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|
276 |
} |
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|
277 |
} |
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278 |
|
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279 |
protected void fillSpans(SunGraphics2D sg2d, SpanIterator si, |
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280 |
int transx, int transy) { |
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|
281 |
SunToolkit.awtLock(); |
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|
282 |
try { |
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|
283 |
validateSurface(sg2d); |
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|
284 |
int[] spanBox = new int[4]; |
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|
285 |
while (si.nextSpan(spanBox)) { |
20419
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286 |
rectBuffer.pushRectValues(spanBox[0] + transx, |
5579
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|
287 |
spanBox[1] + transy, |
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|
288 |
spanBox[2] - spanBox[0], |
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|
289 |
spanBox[3] - spanBox[1]); |
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|
290 |
} |
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|
291 |
tileManager.fillMask(((XRSurfaceData) sg2d.surfaceData)); |
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|
292 |
} finally { |
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|
293 |
SunToolkit.awtUnlock(); |
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|
294 |
} |
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|
295 |
} |
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|
296 |
|
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|
297 |
public void draw(SunGraphics2D sg2d, Shape s) { |
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|
298 |
if (sg2d.strokeState == SunGraphics2D.STROKE_THIN) { |
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|
299 |
Path2D.Float p2df; |
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|
300 |
int transx, transy; |
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|
301 |
if (sg2d.transformState <= SunGraphics2D.TRANSFORM_INT_TRANSLATE) { |
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|
302 |
if (s instanceof Path2D.Float) { |
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|
303 |
p2df = (Path2D.Float) s; |
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changeset
|
304 |
} else { |
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|
305 |
p2df = new Path2D.Float(s); |
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changeset
|
306 |
} |
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|
307 |
transx = sg2d.transX; |
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|
308 |
transy = sg2d.transY; |
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changeset
|
309 |
} else { |
1a5e995a710b
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changeset
|
310 |
p2df = new Path2D.Float(s, sg2d.transform); |
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|
311 |
transx = 0; |
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changeset
|
312 |
transy = 0; |
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changeset
|
313 |
} |
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changeset
|
314 |
drawPath(sg2d, p2df, transx, transy); |
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changeset
|
315 |
} else if (sg2d.strokeState < SunGraphics2D.STROKE_CUSTOM) { |
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|
316 |
ShapeSpanIterator si = LoopPipe.getStrokeSpans(sg2d, s); |
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|
317 |
try { |
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|
318 |
fillSpans(sg2d, si, 0, 0); |
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changeset
|
319 |
} finally { |
1a5e995a710b
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diff
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|
320 |
si.dispose(); |
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parents:
diff
changeset
|
321 |
} |
1a5e995a710b
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diff
changeset
|
322 |
} else { |
1a5e995a710b
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changeset
|
323 |
fill(sg2d, sg2d.stroke.createStrokedShape(s)); |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
324 |
} |
1a5e995a710b
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ceisserer
parents:
diff
changeset
|
325 |
} |
1a5e995a710b
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ceisserer
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diff
changeset
|
326 |
|
1a5e995a710b
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changeset
|
327 |
public void fill(SunGraphics2D sg2d, Shape s) { |
1a5e995a710b
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changeset
|
328 |
int transx, transy; |
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changeset
|
329 |
|
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
330 |
if (sg2d.strokeState == SunGraphics2D.STROKE_THIN) { |
1a5e995a710b
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diff
changeset
|
331 |
// Here we are able to use fillPath() for |
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|
332 |
// high-quality fills. |
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changeset
|
333 |
Path2D.Float p2df; |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
334 |
if (sg2d.transformState <= SunGraphics2D.TRANSFORM_INT_TRANSLATE) { |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
335 |
if (s instanceof Path2D.Float) { |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
336 |
p2df = (Path2D.Float) s; |
1a5e995a710b
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ceisserer
parents:
diff
changeset
|
337 |
} else { |
1a5e995a710b
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ceisserer
parents:
diff
changeset
|
338 |
p2df = new Path2D.Float(s); |
1a5e995a710b
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ceisserer
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diff
changeset
|
339 |
} |
1a5e995a710b
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diff
changeset
|
340 |
transx = sg2d.transX; |
1a5e995a710b
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ceisserer
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changeset
|
341 |
transy = sg2d.transY; |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
342 |
} else { |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
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parents:
diff
changeset
|
343 |
p2df = new Path2D.Float(s, sg2d.transform); |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
344 |
transx = 0; |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
345 |
transy = 0; |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
346 |
} |
1a5e995a710b
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parents:
diff
changeset
|
347 |
fillPath(sg2d, p2df, transx, transy); |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
348 |
return; |
1a5e995a710b
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ceisserer
parents:
diff
changeset
|
349 |
} |
1a5e995a710b
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ceisserer
parents:
diff
changeset
|
350 |
|
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
351 |
AffineTransform at; |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
352 |
if (sg2d.transformState <= SunGraphics2D.TRANSFORM_INT_TRANSLATE) { |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
353 |
// Transform (translation) will be done by FillSpans |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
354 |
at = null; |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
355 |
transx = sg2d.transX; |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
356 |
transy = sg2d.transY; |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
357 |
} else { |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
358 |
// Transform will be done by the PathIterator |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
359 |
at = sg2d.transform; |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
360 |
transx = transy = 0; |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
361 |
} |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
362 |
|
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
363 |
ShapeSpanIterator ssi = LoopPipe.getFillSSI(sg2d); |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
364 |
try { |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
365 |
// Subtract transx/y from the SSI clip to match the |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
366 |
// (potentially untranslated) geometry fed to it |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
367 |
Region clip = sg2d.getCompClip(); |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
368 |
ssi.setOutputAreaXYXY(clip.getLoX() - transx, |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
369 |
clip.getLoY() - transy, |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
370 |
clip.getHiX() - transx, |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
371 |
clip.getHiY() - transy); |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
372 |
ssi.appendPath(s.getPathIterator(at)); |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
373 |
fillSpans(sg2d, ssi, transx, transy); |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
374 |
} finally { |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
375 |
ssi.dispose(); |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
376 |
} |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
377 |
} |
1a5e995a710b
6307603: [X11] Use RENDER extension for complex operations done in software
ceisserer
parents:
diff
changeset
|
378 |
} |