Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.g2d / src / org / simantics / g2d / gallery / GalleryItemSGNode.java

diff --git a/bundles/org.simantics.g2d/src/org/simantics/g2d/gallery/GalleryItemSGNode.java b/bundles/org.simantics.g2d/src/org/simantics/g2d/gallery/GalleryItemSGNode.java
new file mode 100644 (file)
index 0000000..1cea19e
--- /dev/null
+++ b/bundles/org.simantics.g2d/src/org/simantics/g2d/gallery/GalleryItemSGNode.java
@@ -0,0 +1,112 @@
+/*******************************************************************************\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.gallery;\r
+\r
+import java.awt.Font;\r
+import java.awt.Point;\r
+import java.awt.geom.AffineTransform;\r
+import java.awt.geom.Rectangle2D;\r
+\r
+import org.simantics.g2d.diagram.IDiagram;\r
+import org.simantics.g2d.element.ElementUtils;\r
+import org.simantics.g2d.element.IElement;\r
+import org.simantics.g2d.element.SceneGraphNodeKey;\r
+import org.simantics.g2d.element.ElementClass.Single;\r
+import org.simantics.g2d.element.handler.LifeCycle;\r
+import org.simantics.g2d.element.handler.SceneGraph;\r
+import org.simantics.g2d.element.handler.Transform;\r
+import org.simantics.g2d.image.Image;\r
+import org.simantics.scenegraph.Node;\r
+import org.simantics.scenegraph.g2d.G2DParentNode;\r
+import org.simantics.scenegraph.g2d.nodes.GalleryItemNode;\r
+import org.simantics.utils.datastructures.hints.IHintContext.Key;\r
+import org.simantics.utils.datastructures.hints.IHintContext.KeyOf;\r
+\r
+@Single\r
+public class GalleryItemSGNode implements SceneGraph, LifeCycle {\r
+\r
+    private static final long serialVersionUID = 6625834518019163965L;\r
+\r
+    public final static Key   KEY_IMAGE                 = new KeyOf(Image.class, "GALLERY_IMAGE");\r
+    public final static Key   KEY_IMAGE_SHADOW          = new KeyOf(Image.class, "GALLERY_IMAGE_SHADOW");\r
+    public final static Key   KEY_TARGET_IMAGE_SIZE     = new KeyOf(Point.class, "GALLERY_TARGET_IMAGE_SIZE");\r
+\r
+    public final static Point DEFAULT_TARGET_IMAGE_SIZE = new Point(50, 50);\r
+\r
+    public static final Key   KEY_GALLERY_ITEM_NODE     = new SceneGraphNodeKey(GalleryItemNode.class, "GALLERY_ITEM_NODE");\r
+\r
+    private Font              font;\r
+\r
+    public static Image getImage(IElement e) {\r
+        return e.getHint(KEY_IMAGE);\r
+    }\r
+\r
+    public GalleryItemSGNode(Font font) {\r
+        this.font = font;\r
+    }\r
+\r
+    public void update(IElement e) {\r
+        GalleryItemNode node = (GalleryItemNode) e.getHint(KEY_GALLERY_ITEM_NODE);\r
+        if (node != null) {\r
+            Rectangle2D bounds = ElementUtils.getElementBounds(e);\r
+            String str = ElementUtils.getText(e);\r
+            Image img = e.getHint(KEY_IMAGE);\r
+\r
+            Rectangle2D imageBounds = img.getBounds();\r
+            node.init(str, bounds, font, imageBounds);\r
+\r
+            AffineTransform at = e.getElementClass().getSingleItem(Transform.class).getTransform(e);\r
+            node.setTransform((AffineTransform) at.clone());\r
+\r
+            img.init(node);\r
+        }\r
+    }\r
+\r
+    public void setFont(Font font) {\r
+        this.font = font;\r
+    }\r
+\r
+    @Override\r
+    public void init(final IElement e, G2DParentNode parent) {\r
+        GalleryItemNode node = (GalleryItemNode) e.getHint(KEY_GALLERY_ITEM_NODE);\r
+        if (node == null) {\r
+            node = parent.addNode(GalleryItemNode.class);\r
+            e.setHint(KEY_GALLERY_ITEM_NODE, node);\r
+        }\r
+        update(e);\r
+    }\r
+\r
+    @Override\r
+    public void cleanup(IElement e) {\r
+        Node node = e.removeHint(KEY_GALLERY_ITEM_NODE);\r
+        if (node != null)\r
+            node.remove();\r
+    }\r
+\r
+    @Override\r
+    public void onElementActivated(IDiagram d, IElement e) {\r
+    }\r
+\r
+    @Override\r
+    public void onElementCreated(IElement e) {\r
+    }\r
+\r
+    @Override\r
+    public void onElementDeactivated(IDiagram d, IElement e) {\r
+    }\r
+\r
+    @Override\r
+    public void onElementDestroyed(IElement e) {\r
+        cleanup(e);\r
+    }\r
+\r
+}\r