Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.g2d / src / org / simantics / g2d / element / handler / impl / ConfigurableEdgeVisuals.java

diff --git a/bundles/org.simantics.g2d/src/org/simantics/g2d/element/handler/impl/ConfigurableEdgeVisuals.java b/bundles/org.simantics.g2d/src/org/simantics/g2d/element/handler/impl/ConfigurableEdgeVisuals.java
new file mode 100644 (file)
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--- /dev/null
+++ b/bundles/org.simantics.g2d/src/org/simantics/g2d/element/handler/impl/ConfigurableEdgeVisuals.java
@@ -0,0 +1,154 @@
+/*******************************************************************************\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.g2d.element.handler.impl;\r
+\r
+import java.awt.BasicStroke;\r
+import java.awt.Stroke;\r
+\r
+import org.simantics.g2d.diagram.IDiagram;\r
+import org.simantics.g2d.element.ElementHints;\r
+import org.simantics.g2d.element.IElement;\r
+import org.simantics.g2d.element.handler.EdgeVisuals;\r
+import org.simantics.g2d.element.handler.LifeCycle;\r
+\r
+/**\r
+ * This implementation is for edges whose visual properties can be modified.\r
+ * \r
+ * @author Toni Kalajainen\r
+ */\r
+public class ConfigurableEdgeVisuals implements EdgeVisuals, LifeCycle {\r
+\r
+    private static final long serialVersionUID = -8662807810086649742L;\r
+\r
+    public static final Stroke DEFAULT_STROKE =\r
+        new BasicStroke(0.15f,\r
+                BasicStroke.CAP_BUTT,\r
+                BasicStroke.JOIN_ROUND,\r
+                10.0f, null, 0.0f);\r
+\r
+    public static final ConfigurableEdgeVisuals DEFAULT =\r
+        new ConfigurableEdgeVisuals(ArrowType.None, ArrowType.Fill, DEFAULT_STROKE, 1.0, 1.0);\r
+\r
+    ArrowType beginArrow, endArrow;\r
+    public Stroke stroke;\r
+    public StrokeType strokeType;\r
+    double beginArrowSize, endArrowSize;\r
+\r
+    public ConfigurableEdgeVisuals()\r
+    {\r
+        this.beginArrow = ArrowType.Stroke;\r
+        this.endArrow = ArrowType.Stroke;\r
+        this.stroke = DEFAULT_STROKE;\r
+        this.strokeType = StrokeType.Relative;\r
+        beginArrowSize = 1;\r
+        endArrowSize = 1;\r
+    }\r
+\r
+    public ConfigurableEdgeVisuals(ArrowType initialBeginArrow, ArrowType initialEndArrow, Stroke initialStroke, double beginArrowSize, double endArrowSize)\r
+    {\r
+        this.beginArrow = initialBeginArrow;\r
+        this.endArrow = initialEndArrow;\r
+        this.stroke = initialStroke;\r
+        this.strokeType = StrokeType.Relative;\r
+        this.beginArrowSize = beginArrowSize;\r
+        this.endArrowSize = endArrowSize;\r
+    }\r
+\r
+    public ConfigurableEdgeVisuals(ArrowType initialBeginArrow, ArrowType initialEndArrow, Stroke initialStroke, StrokeType initialStrokeType, double beginArrowSize, double endArrowSize)\r
+    {\r
+        this.beginArrow = initialBeginArrow;\r
+        this.endArrow = initialEndArrow;\r
+        this.stroke = initialStroke;\r
+        this.strokeType = initialStrokeType;\r
+        this.beginArrowSize = beginArrowSize;\r
+        this.endArrowSize = endArrowSize;\r
+    }\r
+\r
+    @Override\r
+    public ArrowType getArrowType(IElement e, EdgeEnd end) {\r
+        if (end == EdgeEnd.Begin)\r
+            return e.getHint(ElementHints.KEY_BEGIN_ARROW);\r
+        if (end == EdgeEnd.End)\r
+            return e.getHint(ElementHints.KEY_END_ARROW);\r
+        return null;\r
+    }\r
+\r
+    @Override\r
+    public StrokeType getStrokeType(IElement e) {\r
+        return e.getHint(ElementHints.KEY_EDGE_STROKE_TYPE);\r
+    }\r
+\r
+    @Override\r
+    public Stroke getStroke(IElement e) {\r
+        return e.getHint(ElementHints.KEY_EDGE_STROKE);\r
+    }\r
+\r
+    @Override\r
+    public void setArrowType(IElement e, EdgeEnd end, ArrowType arrowType) {\r
+        if (end == EdgeEnd.Begin)\r
+            e.setHint(ElementHints.KEY_BEGIN_ARROW, arrowType);\r
+        if (end == EdgeEnd.End)\r
+            e.setHint(ElementHints.KEY_END_ARROW, arrowType);\r
+    }\r
+\r
+    @Override\r
+    public void setStrokeType(IElement e, StrokeType strokeType) {\r
+        e.setHint(ElementHints.KEY_EDGE_STROKE_TYPE, strokeType);\r
+    }\r
+\r
+    @Override\r
+    public void setStroke(IElement e, Stroke s) {\r
+        e.setHint(ElementHints.KEY_EDGE_STROKE, s);\r
+    }\r
+\r
+    @Override\r
+    public void onElementActivated(IDiagram d, IElement e) {\r
+    }\r
+\r
+    @Override\r
+    public void onElementCreated(IElement e) {\r
+        e.setHint(ElementHints.KEY_BEGIN_ARROW, beginArrow);\r
+        e.setHint(ElementHints.KEY_END_ARROW, endArrow);\r
+        e.setHint(ElementHints.KEY_EDGE_STROKE, stroke);\r
+        e.setHint(ElementHints.KEY_EDGE_STROKE_TYPE, strokeType);\r
+        e.setHint(ElementHints.KEY_BEGIN_ARROW_SIZE, beginArrowSize);\r
+        e.setHint(ElementHints.KEY_END_ARROW_SIZE, endArrowSize);\r
+    }\r
+\r
+    @Override\r
+    public void onElementDeactivated(IDiagram d, IElement e) {\r
+    }\r
+\r
+    @Override\r
+    public void onElementDestroyed(IElement e) {\r
+    }\r
+\r
+    @Override\r
+    public double getArrowSize(IElement e, EdgeEnd end) {\r
+        if (end==EdgeEnd.Begin)\r
+            return e.getHint(ElementHints.KEY_BEGIN_ARROW_SIZE);\r
+        else\r
+            if (end==EdgeEnd.End)\r
+                return e.getHint(ElementHints.KEY_END_ARROW_SIZE);\r
+        return 0;\r
+    }\r
+\r
+    @Override\r
+    public void setArrowSize(IElement e, EdgeEnd end, double size) {\r
+        if (end==EdgeEnd.Begin)\r
+            e.setHint(ElementHints.KEY_BEGIN_ARROW_SIZE, size);\r
+        else\r
+            if (end==EdgeEnd.End)\r
+                e.setHint(ElementHints.KEY_END_ARROW_SIZE, size);\r
+    }\r
+\r
+}\r