Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.diagram.connection / tests / org / simantics / diagram / connection / tests / actions / HighlightReconnectPointsAction.java

diff --git a/bundles/org.simantics.diagram.connection/tests/org/simantics/diagram/connection/tests/actions/HighlightReconnectPointsAction.java b/bundles/org.simantics.diagram.connection/tests/org/simantics/diagram/connection/tests/actions/HighlightReconnectPointsAction.java
new file mode 100644 (file)
index 0000000..0e10aae
--- /dev/null
+++ b/bundles/org.simantics.diagram.connection/tests/org/simantics/diagram/connection/tests/actions/HighlightReconnectPointsAction.java
@@ -0,0 +1,64 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 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.tests.actions;\r
+\r
+import java.awt.Graphics2D;\r
+import java.awt.geom.Line2D;\r
+\r
+import org.simantics.diagram.connection.RouteGraph;\r
+import org.simantics.diagram.connection.RouteLineHalf;\r
+import org.simantics.diagram.connection.actions.IAction;\r
+import org.simantics.diagram.connection.rendering.IRouteGraphRenderer;\r
+\r
+public class HighlightReconnectPointsAction implements IAction {\r
+\r
+    public static final double DEGENERATED_LINE_LENGTH = 0.8;\r
+    public static final double CROSS_SIZE = 0.5;\r
+\r
+    RouteGraph rg;\r
+    double crossSize;\r
+\r
+    public HighlightReconnectPointsAction(RouteGraph rg) {\r
+        this(rg, CROSS_SIZE);\r
+    }\r
+\r
+    public HighlightReconnectPointsAction(RouteGraph rg, double crossSize) {\r
+        this.rg = rg;\r
+        this.crossSize = crossSize;\r
+    }\r
+\r
+    @Override\r
+    public void render(Graphics2D g, IRouteGraphRenderer renderer, double mouseX, double mouseY) {\r
+        renderer.render(g, rg);\r
+        for(RouteLineHalf lh : rg.getLineHalves()) {\r
+            if(lh.getLine().getLength() < DEGENERATED_LINE_LENGTH)\r
+                continue;\r
+            double x = lh.getLink().getX();\r
+            double y = lh.getLink().getY();\r
+            if(lh.getLine().isHorizontal()) {\r
+                if(lh.getLink() == lh.getLine().getBegin())\r
+                    x += crossSize*2;\r
+                else\r
+                    x -= crossSize*2;\r
+            }\r
+            else {\r
+                if(lh.getLink() == lh.getLine().getBegin())\r
+                    y += crossSize*2;\r
+                else\r
+                    y -= crossSize*2;\r
+            }\r
+            g.draw(new Line2D.Double(x-crossSize,y-crossSize,x+crossSize,y+crossSize));\r
+            g.draw(new Line2D.Double(x-crossSize,y+crossSize,x+crossSize,y-crossSize));\r
+        }\r
+    }\r
+\r
+}\r