-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.g2d.image.impl;\r
-\r
-import java.awt.Color;\r
-import java.awt.Graphics2D;\r
-import java.awt.GraphicsConfiguration;\r
-import java.awt.RenderingHints;\r
-import java.awt.Shape;\r
-import java.awt.Transparency;\r
-import java.awt.geom.Rectangle2D;\r
-import java.awt.image.VolatileImage;\r
-\r
-import org.simantics.g2d.image.Image;\r
-\r
-/**\r
- * Video-ram cache suitable for rasterized PaintableSymbols.\r
- * \r
- * @see VRamImage\r
- * @author Toni Kalajainen\r
- */\r
-public class VRamBufferedImage extends ImageProxy {\r
-\r
- Shape outline;\r
- final GraphicsConfiguration gc;\r
- VolatileImage image;\r
- int wid, hei;\r
-\r
- public VRamBufferedImage(Image original, GraphicsConfiguration gc) {\r
- super(original);\r
- assert(gc!=null);\r
- this.gc = gc;\r
- Rectangle2D bounds = original.getBounds();\r
- wid = (int) Math.ceil( bounds.getWidth() );\r
- hei = (int) Math.ceil( bounds.getHeight() );\r
- }\r
-\r
- synchronized VolatileImage restore()\r
- {\r
- if (image==null) {\r
- image = gc.createCompatibleVolatileImage(\r
- wid, hei,\r
- Transparency.TRANSLUCENT);\r
- }\r
- int validateResult = image.validate(gc);\r
- if (validateResult == VolatileImage.IMAGE_INCOMPATIBLE)\r
- return null;\r
-\r
- if (validateResult == VolatileImage.IMAGE_OK)\r
- return image;\r
-\r
- if (validateResult == VolatileImage.IMAGE_RESTORED /*raster.contentsLost()*/) {\r
- Rectangle2D bounds = source.getBounds();\r
- outline = source.getOutline();\r
- Graphics2D target = image.createGraphics();\r
- target.setBackground(new Color(255,255,255,0));\r
- target.clearRect(0, 0, image.getWidth(), image.getHeight());\r
- target.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);\r
- target.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);\r
- target.setRenderingHint(RenderingHints.KEY_ALPHA_INTERPOLATION, RenderingHints.VALUE_ALPHA_INTERPOLATION_QUALITY);\r
- target.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);\r
- target.translate(-bounds.getMinX(), -bounds.getMinY());\r
- source.init(null);//new GraphicsContextImpl(new Rectangle2D.Double(0,0, image.getWidth(), image.getHeight()), null) );\r
- target.dispose();\r
- return image;\r
- }\r
- return null;\r
- }\r
-\r
- @Override\r
- public int hashCode() {\r
- return gc.hashCode() ^source.hashCode();\r
- }\r
-\r
- @Override\r
- public boolean equals(Object obj) {\r
- if (!(obj instanceof VRamBufferedImage)) return false;\r
- VRamBufferedImage o = (VRamBufferedImage) obj;\r
- return o.gc == gc && o.source.equals(source);\r
- }\r
-\r
- public Image getSource() {\r
- return source;\r
- }\r
-\r
- public GraphicsConfiguration getGraphicsConfiguration() {\r
- return gc;\r
- }\r
-\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.g2d.image.impl;
+
+import java.awt.Color;
+import java.awt.Graphics2D;
+import java.awt.GraphicsConfiguration;
+import java.awt.RenderingHints;
+import java.awt.Shape;
+import java.awt.Transparency;
+import java.awt.geom.Rectangle2D;
+import java.awt.image.VolatileImage;
+
+import org.simantics.g2d.image.Image;
+
+/**
+ * Video-ram cache suitable for rasterized PaintableSymbols.
+ *
+ * @see VRamImage
+ * @author Toni Kalajainen
+ */
+public class VRamBufferedImage extends ImageProxy {
+
+ Shape outline;
+ final GraphicsConfiguration gc;
+ VolatileImage image;
+ int wid, hei;
+
+ public VRamBufferedImage(Image original, GraphicsConfiguration gc) {
+ super(original);
+ assert(gc!=null);
+ this.gc = gc;
+ Rectangle2D bounds = original.getBounds();
+ wid = (int) Math.ceil( bounds.getWidth() );
+ hei = (int) Math.ceil( bounds.getHeight() );
+ }
+
+ synchronized VolatileImage restore()
+ {
+ if (image==null) {
+ image = gc.createCompatibleVolatileImage(
+ wid, hei,
+ Transparency.TRANSLUCENT);
+ }
+ int validateResult = image.validate(gc);
+ if (validateResult == VolatileImage.IMAGE_INCOMPATIBLE)
+ return null;
+
+ if (validateResult == VolatileImage.IMAGE_OK)
+ return image;
+
+ if (validateResult == VolatileImage.IMAGE_RESTORED /*raster.contentsLost()*/) {
+ Rectangle2D bounds = source.getBounds();
+ outline = source.getOutline();
+ Graphics2D target = image.createGraphics();
+ target.setBackground(new Color(255,255,255,0));
+ target.clearRect(0, 0, image.getWidth(), image.getHeight());
+ target.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
+ target.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
+ target.setRenderingHint(RenderingHints.KEY_ALPHA_INTERPOLATION, RenderingHints.VALUE_ALPHA_INTERPOLATION_QUALITY);
+ target.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
+ target.translate(-bounds.getMinX(), -bounds.getMinY());
+ source.init(null);//new GraphicsContextImpl(new Rectangle2D.Double(0,0, image.getWidth(), image.getHeight()), null) );
+ target.dispose();
+ return image;
+ }
+ return null;
+ }
+
+ @Override
+ public int hashCode() {
+ return gc.hashCode() ^source.hashCode();
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (!(obj instanceof VRamBufferedImage)) return false;
+ VRamBufferedImage o = (VRamBufferedImage) obj;
+ return o.gc == gc && o.source.equals(source);
+ }
+
+ public Image getSource() {
+ return source;
+ }
+
+ public GraphicsConfiguration getGraphicsConfiguration() {
+ return gc;
+ }
+
+}
Code Review / simantics / platform.git / blobdiff