-/*******************************************************************************\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.scenegraph.utils;\r
-\r
-import java.awt.Color;\r
-import java.awt.Graphics2D;\r
-import java.awt.Point;\r
-import java.awt.RenderingHints;\r
-import java.awt.geom.AffineTransform;\r
-import java.awt.geom.Rectangle2D;\r
-\r
-import com.kitfox.svg.SVGDiagram;\r
-import com.kitfox.svg.SVGException;\r
-\r
-/**\r
- * @author J-P Laine\r
- */\r
-public class BufferedImage {\r
- SVGDiagram source;\r
- Rectangle2D imageBounds;\r
- Point referenceSize;\r
-\r
- java.awt.image.BufferedImage buffer = null;\r
- AffineTransform previousTransform = null;\r
-\r
- /**\r
- * @param original\r
- * @param imageBounds\r
- * @param referenceSize a reference size for the rasterized images or\r
- * <code>null</code> to not specify one in which case a default\r
- * resolution is used\r
- */\r
- public BufferedImage(SVGDiagram original, Rectangle2D imageBounds, Point referenceSize) {\r
- this.source = original;\r
- this.imageBounds = imageBounds;\r
- this.referenceSize = referenceSize;\r
- }\r
-\r
- public BufferedImage(SVGDiagram original) {\r
- this.source = original;\r
- this.imageBounds = original.getViewRect();\r
- this.referenceSize = null;\r
- }\r
-\r
- public java.awt.image.BufferedImage getBuffer() {\r
- return buffer;\r
- }\r
- \r
- @Override\r
- public void finalize() throws Throwable {\r
- //System.out.println("BufferedImage.finalize()");\r
- releaseRaster();\r
- super.finalize();\r
- }\r
-\r
- public synchronized void releaseRaster() {\r
- source = null;\r
- if (buffer != null) {\r
- buffer.flush();\r
- buffer = null;\r
- }\r
- }\r
-\r
- public void paintToBuffer(AffineTransform transform, float margin) throws SVGException {\r
-\r
- int w = (int)((imageBounds.getWidth()+margin*2) * transform.getScaleX());\r
- int h = (int)((imageBounds.getHeight()+margin*2) * transform.getScaleY());\r
- if(w < 1) w = 1;\r
- if(h < 1) h = 1; // FIXME\r
- \r
- buffer = new java.awt.image.BufferedImage(w, h, java.awt.image.BufferedImage.TYPE_INT_ARGB);\r
- \r
- Graphics2D b2g = (Graphics2D)buffer.getGraphics();\r
-\r
- b2g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_SPEED);\r
- b2g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);\r
- b2g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);\r
-\r
- b2g.setBackground(Color.WHITE);\r
- b2g.clearRect(0, 0, w, h);\r
- b2g.translate(margin, margin);\r
- b2g.scale(transform.getScaleX(), transform.getScaleY());\r
- b2g.translate(-imageBounds.getMinX(), -imageBounds.getMinY());\r
- source.render(b2g);\r
-\r
- }\r
- \r
- public void paint(Graphics2D g) {\r
- float margin = 5;\r
-\r
- if(previousTransform == null || previousTransform.getScaleX() != g.getTransform().getScaleX() || previousTransform.getScaleY() != g.getTransform().getScaleY()) {\r
-// setupSourceRender(g);\r
- try {\r
- previousTransform = (AffineTransform)g.getTransform().clone();\r
- paintToBuffer(previousTransform, margin);\r
- } catch (SVGException e) {\r
- // TODO Auto-generated catch block\r
- e.printStackTrace();\r
- }\r
- }\r
-\r
- g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_SPEED);\r
- g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);\r
- g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);\r
- g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR);\r
-\r
- AffineTransform at = (AffineTransform)g.getTransform().clone();\r
- try {\r
- g.translate(imageBounds.getMinX(), imageBounds.getMinY());\r
- g.scale(1/previousTransform.getScaleX(), 1/previousTransform.getScaleY());\r
- g.translate(-margin, -margin);\r
-\r
- g.drawImage(buffer, 0, 0, null);\r
- } finally {\r
- g.setTransform(at);\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.scenegraph.utils;
+
+import java.awt.Color;
+import java.awt.Graphics2D;
+import java.awt.Point;
+import java.awt.RenderingHints;
+import java.awt.geom.AffineTransform;
+import java.awt.geom.Rectangle2D;
+
+import com.kitfox.svg.SVGDiagram;
+import com.kitfox.svg.SVGException;
+
+/**
+ * @author J-P Laine
+ */
+public class BufferedImage {
+ SVGDiagram source;
+ Rectangle2D imageBounds;
+ Point referenceSize;
+
+ java.awt.image.BufferedImage buffer = null;
+ AffineTransform previousTransform = null;
+
+ /**
+ * @param original
+ * @param imageBounds
+ * @param referenceSize a reference size for the rasterized images or
+ * <code>null</code> to not specify one in which case a default
+ * resolution is used
+ */
+ public BufferedImage(SVGDiagram original, Rectangle2D imageBounds, Point referenceSize) {
+ this.source = original;
+ this.imageBounds = imageBounds;
+ this.referenceSize = referenceSize;
+ }
+
+ public BufferedImage(SVGDiagram original) {
+ this.source = original;
+ this.imageBounds = original.getViewRect();
+ this.referenceSize = null;
+ }
+
+ public java.awt.image.BufferedImage getBuffer() {
+ return buffer;
+ }
+
+ @Override
+ public void finalize() throws Throwable {
+ //System.out.println("BufferedImage.finalize()");
+ releaseRaster();
+ super.finalize();
+ }
+
+ public synchronized void releaseRaster() {
+ source = null;
+ if (buffer != null) {
+ buffer.flush();
+ buffer = null;
+ }
+ }
+
+ public void paintToBuffer(AffineTransform transform, float margin) throws SVGException {
+
+ int w = (int)((imageBounds.getWidth()+margin*2) * transform.getScaleX());
+ int h = (int)((imageBounds.getHeight()+margin*2) * transform.getScaleY());
+ if(w < 1) w = 1;
+ if(h < 1) h = 1; // FIXME
+
+ buffer = new java.awt.image.BufferedImage(w, h, java.awt.image.BufferedImage.TYPE_INT_ARGB);
+
+ Graphics2D b2g = (Graphics2D)buffer.getGraphics();
+
+ b2g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_SPEED);
+ b2g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
+ b2g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
+
+ b2g.setBackground(Color.WHITE);
+ b2g.clearRect(0, 0, w, h);
+ b2g.translate(margin, margin);
+ b2g.scale(transform.getScaleX(), transform.getScaleY());
+ b2g.translate(-imageBounds.getMinX(), -imageBounds.getMinY());
+ source.render(b2g);
+
+ }
+
+ public void paint(Graphics2D g) {
+ float margin = 5;
+
+ if(previousTransform == null || previousTransform.getScaleX() != g.getTransform().getScaleX() || previousTransform.getScaleY() != g.getTransform().getScaleY()) {
+// setupSourceRender(g);
+ try {
+ previousTransform = (AffineTransform)g.getTransform().clone();
+ paintToBuffer(previousTransform, margin);
+ } catch (SVGException e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+ }
+ }
+
+ g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_SPEED);
+ g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);
+ g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);
+ g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR);
+
+ AffineTransform at = (AffineTransform)g.getTransform().clone();
+ try {
+ g.translate(imageBounds.getMinX(), imageBounds.getMinY());
+ g.scale(1/previousTransform.getScaleX(), 1/previousTransform.getScaleY());
+ g.translate(-margin, -margin);
+
+ g.drawImage(buffer, 0, 0, null);
+ } finally {
+ g.setTransform(at);
+ }
+ }
+}
Code Review / simantics / platform.git / blobdiff