X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.scenegraph%2Fsrc%2Forg%2Fsimantics%2Fscenegraph%2Fg2d%2Fnodes%2FSelectionPivotNode.java;fp=bundles%2Forg.simantics.scenegraph%2Fsrc%2Forg%2Fsimantics%2Fscenegraph%2Fg2d%2Fnodes%2FSelectionPivotNode.java;h=db44f964b796d9b15d2f611bc57059445f06d6e1;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git diff --git a/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/SelectionPivotNode.java b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/SelectionPivotNode.java new file mode 100644 index 000000000..db44f964b --- /dev/null +++ b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/SelectionPivotNode.java @@ -0,0 +1,72 @@ +/******************************************************************************* + * 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.GeneralPath; +import java.awt.geom.Point2D; +import java.awt.geom.Rectangle2D; + +import org.simantics.scenegraph.g2d.G2DNode; +import org.simantics.scenegraph.utils.GeometryUtils; + +public class SelectionPivotNode extends G2DNode { + /** + * + */ + private static final long serialVersionUID = 1382614767907193882L; + + public transient static final BasicStroke SELECTION_STROKE = new BasicStroke(1.0f, + BasicStroke.CAP_SQUARE, BasicStroke.CAP_SQUARE, 10.0f); + + protected Point2D pivot = null; + + @SyncField("pivot") + public void setPivot(Point2D pivot) { + this.pivot = pivot; + } + + @Override + public void render(Graphics2D g) { + AffineTransform ot = g.getTransform(); + + g.setColor(Color.RED); + g.translate(pivot.getX(), pivot.getY()); + + double scale = GeometryUtils.getScale(g.getTransform()); + double scaleRecip = 1.0 / scale; + + g.setStroke(GeometryUtils.scaleStroke(SELECTION_STROKE, (float) scaleRecip)); + + double padding = 5.0 * scaleRecip; + float d = (float) padding; + + GeneralPath p = new GeneralPath(); + p.moveTo(-d, 0); + p.lineTo(d, 0); + p.moveTo(0, -d); + p.lineTo(0, d); + + g.draw(p); + + g.setTransform(ot); + } + + @Override + public Rectangle2D getBoundsInLocal() { + return new Rectangle2D.Double(pivot.getX()-5, pivot.getY()-5, 10, 10); + } + +}