X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.scenegraph%2Fsrc%2Forg%2Fsimantics%2Fscenegraph%2Fg2d%2Fnodes%2FSelectionNode.java;fp=bundles%2Forg.simantics.scenegraph%2Fsrc%2Forg%2Fsimantics%2Fscenegraph%2Fg2d%2Fnodes%2FSelectionNode.java;h=b5b8c4151fc7510a5c828bdbf36b5261b737e5e3;hb=0ae2b770234dfc3cbb18bd38f324125cf0faca07;hp=3939e1c1c5644ce759f632b56313010e0e111bf5;hpb=24e2b34260f219f0d1644ca7a138894980e25b14;p=simantics%2Fplatform.git diff --git a/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/SelectionNode.java b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/SelectionNode.java index 3939e1c1c..b5b8c4151 100644 --- a/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/SelectionNode.java +++ b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/SelectionNode.java @@ -1,92 +1,92 @@ -/******************************************************************************* - * 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; - } -} +/******************************************************************************* + * 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; + } +}