X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.scenegraph%2Fsrc%2Forg%2Fsimantics%2Fscenegraph%2Fg2d%2Fnodes%2FRelationshipNode2.java;fp=bundles%2Forg.simantics.scenegraph%2Fsrc%2Forg%2Fsimantics%2Fscenegraph%2Fg2d%2Fnodes%2FRelationshipNode2.java;h=c4fb1ae514b0754c369dea615390a85e19d8dd41;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/RelationshipNode2.java b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/RelationshipNode2.java
new file mode 100644
index 000000000..c4fb1ae51
--- /dev/null
+++ b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/RelationshipNode2.java
@@ -0,0 +1,88 @@
+/*******************************************************************************
+ * 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.Color;
+import java.awt.Graphics2D;
+import java.awt.Stroke;
+import java.awt.geom.Line2D;
+import java.awt.geom.Point2D;
+import java.awt.geom.Rectangle2D;
+
+import org.simantics.scenegraph.g2d.G2DNode;
+import org.simantics.scenegraph.utils.GeometryUtils;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public class RelationshipNode2 extends G2DNode {
+
+    private static final long serialVersionUID = 3517235896431855937L;
+
+    public static transient double PADDING = 1;
+
+    protected Stroke boxStroke = null;
+    protected Stroke lineStroke = null;
+    protected Color boxColor = null;
+    protected Color lineColor = null;
+    protected Point2D p1 = null;
+    protected Point2D p2 = null;
+
+    private transient Rectangle2D boundsInLocal = null;
+    private transient float phase = 0;
+    private transient Line2D line = new Line2D.Double();
+
+    @SyncField({"linestroke", "linecolor", "p1", "p2"})
+    public void init(Stroke lineStroke, Color lineColor, Point2D p1, Point2D p2) {
+        this.lineStroke = lineStroke;
+        this.lineColor = lineColor;
+        this.p1 = p1;
+        this.p2 = p2;
+        this.boundsInLocal = calculateLocalBounds();
+    }
+
+    @Override
+    public void render(Graphics2D g) {
+        if (p1 == null || p2 == null)
+            return;
+
+        phase += 0.2;
+        if (phase > 10)
+            phase -= 10;
+
+        float scale = (float) (1.0 / GeometryUtils.getScale(g.getTransform()));
+        float scaledPhase = scale * phase;
+
+        if (lineStroke != null && lineColor != null) {
+            if (lineStroke != boxStroke)
+                g.setStroke(GeometryUtils.scaleAndOffsetStroke(lineStroke, scale, scaledPhase));
+            if (lineColor != boxColor)
+                g.setColor(lineColor);
+            line.setLine(p1, p2);
+            g.draw(line);
+        }
+    }
+
+    @Override
+    public Rectangle2D getBoundsInLocal() {
+        return boundsInLocal;
+    }
+
+    private Rectangle2D calculateLocalBounds() {
+        if (p1 == null || p2 == null)
+            return null;
+        Rectangle2D r = new Rectangle2D.Double();
+        r.setFrameFromDiagonal(p1, p2);
+        return r;
+    }
+
+}