Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.diagram.connection / src / org / simantics / diagram / connection / rendering / arrows / ArrowExampleLineEndStyle.java

diff --git a/bundles/org.simantics.diagram.connection/src/org/simantics/diagram/connection/rendering/arrows/ArrowExampleLineEndStyle.java b/bundles/org.simantics.diagram.connection/src/org/simantics/diagram/connection/rendering/arrows/ArrowExampleLineEndStyle.java
new file mode 100644 (file)
index 0000000..e9cc86a
--- /dev/null
+++ b/bundles/org.simantics.diagram.connection/src/org/simantics/diagram/connection/rendering/arrows/ArrowExampleLineEndStyle.java
@@ -0,0 +1,57 @@
+/*******************************************************************************\r
+ * Copyright (c) 2011 Association for Decentralized Information Management in\r
+ * 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.diagram.connection.rendering.arrows;\r
+\r
+import java.awt.Graphics2D;\r
+import java.awt.geom.AffineTransform;\r
+import java.awt.geom.Path2D;\r
+import java.awt.geom.Rectangle2D;\r
+import java.io.Serializable;\r
+\r
+\r
+/**\r
+ * @author Hannu Niemistö\r
+ */\r
+public enum ArrowExampleLineEndStyle implements ILineEndStyle, Serializable {\r
+    INSTANCE;\r
+\r
+    public static final double length = 8.0;\r
+    public static final double width = 4.0;\r
+    public static final double space = 10.0;\r
+    \r
+    @Override\r
+    public void render(Graphics2D g, double x, double y, int dir) {\r
+        AffineTransform old = g.getTransform();\r
+        g.translate(x, y);\r
+        g.rotate(dir*Math.PI*0.5);\r
+\r
+        //g.setColor(Color.BLACK);\r
+\r
+        g.fill(new Rectangle2D.Double(\r
+                -10, -10, 20, 20\r
+                ));\r
+\r
+        Path2D.Double path = new Path2D.Double();\r
+        path.moveTo(-space, 0);\r
+        path.lineTo(-length-space, -width);\r
+        path.lineTo(-length-space, +width);\r
+        path.closePath();\r
+\r
+        g.fill(path);\r
+        g.setTransform(old);\r
+    }\r
+\r
+    @Override\r
+    public double getLineEndLength(int direction) {\r
+        return length+space;\r
+    }\r
+}\r