Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.scenegraph / src / org / simantics / scenegraph / g2d / nodes / BranchPointNode.java

diff --git a/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/BranchPointNode.java b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/BranchPointNode.java
new file mode 100644 (file)
index 0000000..f1e5b2e
--- /dev/null
+++ b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/BranchPointNode.java
@@ -0,0 +1,119 @@
+/*******************************************************************************\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.Shape;\r
+import java.awt.Stroke;\r
+import java.awt.geom.AffineTransform;\r
+import java.awt.geom.Ellipse2D;\r
+import java.awt.geom.Line2D;\r
+import java.awt.geom.Rectangle2D;\r
+\r
+import org.simantics.scenegraph.g2d.G2DNode;\r
+import org.simantics.scenegraph.utils.NodeUtil;\r
+\r
+public class BranchPointNode extends G2DNode {\r
+    private static final long serialVersionUID = -5838113741617205901L;\r
+\r
+//    public static final Shape SHAPE = new Ellipse2D.Double(-.5, -.5, 1, 1);\r
+//    public static final Shape SHAPE2 = new Rectangle2D.Double(-.3, -.3, .6, .6);\r
+    public static final Shape SHAPE = new Ellipse2D.Double(-.5, -.5, 1, 1);\r
+    public static final Shape SHAPE2 = new Rectangle2D.Double(-.5, -.5, 1, 1);\r
+\r
+    public static final Stroke STROKE = new BasicStroke(0.1f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER);\r
+\r
+    Integer degree = 0;\r
+    // 0 == any, 1 == horizontal, 2 == vertical\r
+    Byte direction = 0;\r
+\r
+    @SyncField("degree")\r
+    public void setDegree(int degree) {\r
+        this.degree = degree;\r
+    }\r
+\r
+    @SyncField("direction")\r
+    public void setDirection(byte direction) {\r
+        this.direction = direction;\r
+    }\r
+\r
+    @Override\r
+    public void render(Graphics2D g) {\r
+        AffineTransform oldTransform = g.getTransform();\r
+        if (transform != null)\r
+            g.transform(transform);\r
+\r
+        try {\r
+            renderBranchpoint(g);\r
+        } finally {\r
+            g.setTransform(oldTransform);\r
+        }\r
+    }\r
+\r
+    private void renderBranchpoint(Graphics2D g) {\r
+        boolean selected = NodeUtil.isSelected(this, 2);\r
+        if (degree <= 2) {\r
+            if (selected) {\r
+                g.setPaint(Color.GREEN);\r
+                g.fill(SHAPE2);\r
+                g.setPaint(Color.BLACK);\r
+                g.setStroke(STROKE);\r
+                g.draw(SHAPE2);\r
+            } else {\r
+                //g.setPaint(new Color(128,128,128,64));\r
+                g.setPaint(Color.LIGHT_GRAY);\r
+                g.fill(SHAPE2);\r
+            }\r
+        } else {\r
+            if (selected) {\r
+                g.setPaint(Color.GREEN);\r
+                //g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);\r
+                g.fill(SHAPE);\r
+                g.setPaint(Color.BLACK);\r
+                g.setStroke(STROKE);\r
+                g.draw(SHAPE);\r
+            } else {\r
+                g.setPaint(Color.BLACK);\r
+                //g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);\r
+                g.fill(SHAPE);\r
+            }\r
+        }\r
+\r
+        if (direction != 0) {\r
+            g.setStroke(STROKE);\r
+            g.setColor(degree <= 2 ? Color.BLACK : (selected ? Color.BLACK : Color.GREEN));\r
+            if (direction == 1) {\r
+                // Horizontal\r
+                g.draw(new Line2D.Double(-.5, 0, .5, 0));\r
+            } else if (direction == 2) {\r
+                // Vertical\r
+                g.draw(new Line2D.Double(0, -.5, 0, .5));\r
+            }\r
+        }\r
+    }\r
+\r
+    @Override\r
+    public String toString() {\r
+        return super.toString() + " [degree=" + degree + "]";\r
+    }\r
+\r
+    @Override\r
+    public Rectangle2D getBoundsInLocal() {\r
+        Shape shp = SHAPE;\r
+        if (degree <= 2) {\r
+            shp = SHAPE2;\r
+        }\r
+        return shp.getBounds2D();\r
+    }\r
+}\r