-/*******************************************************************************\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.g2d.nodes;\r
-\r
-import java.awt.BasicStroke;\r
-import java.awt.Color;\r
-import java.awt.Graphics2D;\r
-import java.awt.geom.AffineTransform;\r
-import java.awt.geom.Rectangle2D;\r
-\r
-import org.simantics.scenegraph.g2d.G2DNode;\r
-import org.simantics.scenegraph.utils.GeometryUtils;\r
-\r
-public class SelectionNode extends G2DNode implements Decoration {\r
- /**\r
- * \r
- */\r
- private static final long serialVersionUID = -2879575230419873230L;\r
-\r
- public transient static final BasicStroke SELECTION_STROKE = new BasicStroke(1.0f,\r
- BasicStroke.CAP_SQUARE, BasicStroke.CAP_SQUARE, 10.0f,\r
- new float[] { 5.0f, 5.0f }, 0.0f);\r
-\r
- protected Rectangle2D bounds = null;\r
- protected Color color = null;\r
- protected transient Rectangle2D rect;\r
- protected transient BasicStroke scaledStroke;\r
- protected transient double previousScaleRecip = Double.NaN;\r
-\r
- @SyncField({"transform", "bounds", "color"})\r
- public void init(AffineTransform transform, Rectangle2D bounds, Color color) {\r
- this.transform = transform;\r
- this.bounds = bounds;\r
- this.color = color;\r
- }\r
-\r
- @Override\r
- public void render(Graphics2D g) {\r
- if (bounds == null) return;\r
-\r
- // Prevent exceptions during rendering.\r
- if (transform.getDeterminant() == 0)\r
- return;\r
-\r
- AffineTransform ot = g.getTransform();\r
-\r
- g.setColor(color);\r
- g.transform(transform);\r
-\r
- AffineTransform tx = g.getTransform();\r
- //System.out.println("tx: " + tx);\r
- double scale = GeometryUtils.getScale(tx);\r
- //System.out.println("scale: " + scale);\r
- double scaleRecip = 1.0 / scale;\r
- //System.out.println("scale: " + scaleRecip);\r
-\r
- // Prevent stroke reallocation while panning.\r
- // Zooming will trigger reallocation.\r
- if (scaledStroke == null || scaleRecip != previousScaleRecip) {\r
- scaledStroke = GeometryUtils.scaleStroke( SELECTION_STROKE, (float) scaleRecip);\r
- previousScaleRecip = scaleRecip;\r
- }\r
- g.setStroke(scaledStroke);\r
-\r
- double padding = 5.0 * scaleRecip;\r
- double paddingX = padding;\r
- double paddingY = padding;\r
-\r
- if (rect == null)\r
- rect = new Rectangle2D.Double();\r
- rect.setFrame(bounds.getMinX() - paddingX, bounds.getMinY() - paddingY,\r
- bounds.getWidth() + 2.0*paddingX, bounds.getHeight() + 2.0*paddingY);\r
- g.draw(rect);\r
- \r
- g.setTransform(ot);\r
-\r
- }\r
-\r
- @Override\r
- public Rectangle2D getBoundsInLocal() {\r
- return bounds;\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.g2d.nodes;
+
+import java.awt.BasicStroke;
+import java.awt.Color;
+import java.awt.Graphics2D;
+import java.awt.geom.AffineTransform;
+import java.awt.geom.Rectangle2D;
+
+import org.simantics.scenegraph.g2d.G2DNode;
+import org.simantics.scenegraph.utils.GeometryUtils;
+
+public class SelectionNode extends G2DNode implements Decoration {
+ /**
+ *
+ */
+ private static final long serialVersionUID = -2879575230419873230L;
+
+ public transient static final BasicStroke SELECTION_STROKE = new BasicStroke(1.0f,
+ BasicStroke.CAP_SQUARE, BasicStroke.CAP_SQUARE, 10.0f,
+ new float[] { 5.0f, 5.0f }, 0.0f);
+
+ protected Rectangle2D bounds = null;
+ protected Color color = null;
+ protected transient Rectangle2D rect;
+ protected transient BasicStroke scaledStroke;
+ protected transient double previousScaleRecip = Double.NaN;
+
+ @SyncField({"transform", "bounds", "color"})
+ public void init(AffineTransform transform, Rectangle2D bounds, Color color) {
+ this.transform = transform;
+ this.bounds = bounds;
+ this.color = color;
+ }
+
+ @Override
+ public void render(Graphics2D g) {
+ if (bounds == null) return;
+
+ // Prevent exceptions during rendering.
+ if (transform.getDeterminant() == 0)
+ return;
+
+ AffineTransform ot = g.getTransform();
+
+ g.setColor(color);
+ g.transform(transform);
+
+ AffineTransform tx = g.getTransform();
+ //System.out.println("tx: " + tx);
+ double scale = GeometryUtils.getScale(tx);
+ //System.out.println("scale: " + scale);
+ double scaleRecip = 1.0 / scale;
+ //System.out.println("scale: " + scaleRecip);
+
+ // Prevent stroke reallocation while panning.
+ // Zooming will trigger reallocation.
+ if (scaledStroke == null || scaleRecip != previousScaleRecip) {
+ scaledStroke = GeometryUtils.scaleStroke( SELECTION_STROKE, (float) scaleRecip);
+ previousScaleRecip = scaleRecip;
+ }
+ g.setStroke(scaledStroke);
+
+ double padding = 5.0 * scaleRecip;
+ double paddingX = padding;
+ double paddingY = padding;
+
+ if (rect == null)
+ rect = new Rectangle2D.Double();
+ rect.setFrame(bounds.getMinX() - paddingX, bounds.getMinY() - paddingY,
+ bounds.getWidth() + 2.0*paddingX, bounds.getHeight() + 2.0*paddingY);
+ g.draw(rect);
+
+ g.setTransform(ot);
+
+ }
+
+ @Override
+ public Rectangle2D getBoundsInLocal() {
+ return bounds;
+ }
+}
Code Review / simantics / platform.git / blobdiff