1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.g2d.gallery;
14 import java.awt.Color;
15 import java.awt.Component;
17 import java.awt.FontMetrics;
18 import java.awt.Paint;
19 import java.awt.Shape;
20 import java.awt.TexturePaint;
21 import java.awt.geom.Rectangle2D;
22 import java.awt.image.BufferedImage;
23 import java.util.ArrayList;
24 import java.util.Arrays;
25 import java.util.Collections;
26 import java.util.HashSet;
27 import java.util.List;
29 import java.util.concurrent.Semaphore;
30 import java.util.concurrent.TimeUnit;
31 import java.util.function.Consumer;
33 import org.eclipse.jface.resource.FontRegistry;
34 import org.eclipse.jface.util.IPropertyChangeListener;
35 import org.eclipse.jface.util.PropertyChangeEvent;
36 import org.eclipse.jface.viewers.ContentViewer;
37 import org.eclipse.jface.viewers.ISelection;
38 import org.eclipse.jface.viewers.IStructuredContentProvider;
39 import org.eclipse.jface.viewers.IStructuredSelection;
40 import org.eclipse.jface.viewers.StructuredSelection;
41 import org.eclipse.jface.viewers.ViewerFilter;
42 import org.eclipse.swt.SWT;
43 import org.eclipse.swt.events.ControlEvent;
44 import org.eclipse.swt.events.ControlListener;
45 import org.eclipse.swt.graphics.FontData;
46 import org.eclipse.swt.graphics.Point;
47 import org.eclipse.swt.widgets.Composite;
48 import org.eclipse.swt.widgets.Control;
49 import org.eclipse.swt.widgets.Display;
50 import org.eclipse.swt.widgets.Event;
51 import org.eclipse.swt.widgets.Listener;
52 import org.simantics.g2d.canvas.Hints;
53 import org.simantics.g2d.canvas.ICanvasContext;
54 import org.simantics.g2d.canvas.impl.CanvasContext;
55 import org.simantics.g2d.chassis.SWTChassis;
56 import org.simantics.g2d.diagram.DiagramClass;
57 import org.simantics.g2d.diagram.DiagramHints;
58 import org.simantics.g2d.diagram.IDiagram;
59 import org.simantics.g2d.diagram.handler.DataElementMap;
60 import org.simantics.g2d.diagram.handler.PickRequest.PickPolicy;
61 import org.simantics.g2d.diagram.handler.layout.FlowLayout;
62 import org.simantics.g2d.diagram.impl.Diagram;
63 import org.simantics.g2d.diagram.participant.DiagramParticipant;
64 import org.simantics.g2d.diagram.participant.ElementInteractor;
65 import org.simantics.g2d.diagram.participant.ElementPainter;
66 import org.simantics.g2d.diagram.participant.Selection;
67 import org.simantics.g2d.diagram.participant.pointertool.PointerInteractor;
68 import org.simantics.g2d.dnd.IDragSourceParticipant;
69 import org.simantics.g2d.dnd.IDropTargetParticipant;
70 import org.simantics.g2d.element.ElementClass;
71 import org.simantics.g2d.element.ElementHints;
72 import org.simantics.g2d.element.ElementUtils;
73 import org.simantics.g2d.element.IElement;
74 import org.simantics.g2d.element.handler.Clickable;
75 import org.simantics.g2d.element.handler.Resize;
76 import org.simantics.g2d.element.handler.impl.DefaultTransform;
77 import org.simantics.g2d.element.handler.impl.Resizeable;
78 import org.simantics.g2d.element.handler.impl.TextImpl;
79 import org.simantics.g2d.element.impl.Element;
80 import org.simantics.g2d.image.Image;
81 import org.simantics.g2d.image.Image.Feature;
82 import org.simantics.g2d.image.Image.ImageListener;
83 import org.simantics.g2d.image.impl.Shadow.ShadowParameters;
84 import org.simantics.g2d.participant.BackgroundPainter;
85 import org.simantics.g2d.participant.KeyToCommand;
86 import org.simantics.g2d.participant.KeyUtil;
87 import org.simantics.g2d.participant.MouseUtil;
88 import org.simantics.g2d.participant.SymbolUtil;
89 import org.simantics.g2d.participant.TransformUtil;
90 import org.simantics.g2d.tooltip.TooltipParticipant;
91 import org.simantics.g2d.utils.FontHelper;
92 import org.simantics.scenegraph.g2d.G2DParentNode;
93 import org.simantics.scenegraph.g2d.events.command.CommandKeyBinding;
94 import org.simantics.scenegraph.g2d.nodes.ShapeNode;
95 import org.simantics.scenegraph.utils.GeometryUtils;
96 import org.simantics.scenegraph.utils.TextUtil;
97 import org.simantics.utils.datastructures.hints.IHintContext;
98 import org.simantics.utils.datastructures.hints.IHintContext.Key;
99 import org.simantics.utils.datastructures.hints.IHintContext.KeyOf;
100 import org.simantics.utils.threads.AWTThread;
101 import org.simantics.utils.threads.IThreadWorkQueue;
102 import org.simantics.utils.threads.SWTThread;
103 import org.simantics.utils.threads.ThreadUtils;
104 import org.simantics.utils.threads.logger.ITask;
105 import org.simantics.utils.threads.logger.ThreadLogger;
108 * @author Toni Kalajainen <toni.kalajainen@vtt.fi>
109 * @author Tuukka Lehtonen
111 public class GalleryViewer extends ContentViewer {
114 * A hint key for storing a GalleryViewer within the hint stack of
115 * {@link GalleryViewer}'s {@link ICanvasContext}.
117 public static final Key KEY_VIEWER = new KeyOf(GalleryViewer.class, "GALLERY_VIEWER");
119 public static final ShadowParameters SHADOW = new ShadowParameters(0.5, Color.BLACK, 5);
122 IThreadWorkQueue swtThread;
125 Component awtComponent;
128 GalleryItemPainter itemPainter;
131 Rectangle2D itemSize = new Rectangle2D.Double(0, 0, 50, 50);
132 Rectangle2D maxItemSize = itemSize.getBounds2D();
133 FlowLayout fl = new FlowLayout();
136 ElementClass itemClass;
137 FontRegistry fontRegistry;
138 Font currentItemFont;
140 GalleryTooltipProvider tooltipProvider = new GalleryTooltipProvider();
142 /** Background paint */
143 public static final Paint BG_PAINT;
145 // Create checkerboard pattern paint with 5x5 square size
146 BufferedImage bi = new BufferedImage(2, 2, BufferedImage.TYPE_INT_ARGB);
147 for (int x = 0; x < 2; ++x)
148 for (int y = 0; y < 2; ++y)
149 bi.setRGB(x, y, (((x ^ y) & 1) == 0) ? 0xffffffff : 0xfffdfdfd);
150 BG_PAINT = new TexturePaint(bi, new Rectangle2D.Double(0, 0, 10, 10));
151 //BG_PAINT = Color.WHITE;
154 public GalleryViewer(Composite composite) {
158 public GalleryViewer(Composite composite, int style) {
160 display = composite.getDisplay();
161 swtThread = SWTThread.getThreadAccess(composite);
162 chassis = new SWTChassis(composite, style) {
164 public Point computeSize(int wHint, int hHint, boolean changed) {
165 // System.out.println("chassis compute size: " + wHint + ", " + hHint + ", " + changed);
168 return super.computeSize(wHint, hHint, changed);
172 // rect = ElementUtils.getSurroundingElementBoundsOnDiagram(diagram.getSnapshot());
176 Double wH = wHint==SWT.DEFAULT ? null : (double) wHint-vMargin-vMargin;
177 Double hH = hHint==SWT.DEFAULT ? null : (double) hHint-hMargin-hMargin;
178 rect = fl.computeSize(diagram, wH, hH);
180 return new Point((int)rect.getMaxX()+hMargin*2, (int)rect.getMaxY()+vMargin*2);
184 // Create IDiagram for gallery
185 this.diagram = Diagram.spawnNew(DiagramClass.DEFAULT);
186 diagram.setHint(FlowLayout.HGAP, 5.0);
187 diagram.setHint(FlowLayout.VGAP, 5.0);
188 diagram.setHint(DiagramHints.KEY_ELEMENT_RASTER_TARGET_SIZE,
189 new java.awt.Point((int) itemSize.getWidth(), (int) itemSize.getHeight()));
191 // Create canvas context here in SWT thread but do not initialize it yet.
192 this.ctx = new CanvasContext(AWTThread.getThreadAccess());
194 chassis.populate(parameter -> {
195 awtComponent = parameter.getAWTComponent();
197 // Initialize the canvas context
198 ITask task = ThreadLogger.getInstance().begin("createCanvas");
199 initializeCanvasContext(ctx);
202 // Initialize canvas context hint context with KEY_VIEWER key.
203 IHintContext hintCtx = ctx.getDefaultHintContext();
204 hintCtx.setHint(KEY_VIEWER, GalleryViewer.this);
206 // Set IDiagram for canvas context
207 hintCtx.setHint(DiagramHints.KEY_DIAGRAM, diagram);
210 ThreadUtils.asyncExec(swtThread, new Runnable() {
218 chassis.addControlListener(new ControlListener() {
220 public void controlMoved(ControlEvent e) {}
222 public void controlResized(ControlEvent e) {
226 ITask task2 = ThreadLogger.getInstance().begin("fonts");
228 this.fontRegistry = FontHelper.getCurrentThemeFontRegistry();
229 fontRegistry.addListener(fontRegistryListener);
230 currentItemFont = FontHelper.toAwt(fontRegistry, "org.simantics.gallery.itemfont");
231 } catch (IllegalStateException e) {
232 // No workbench available, use SWT control fonts for viewer items.
233 org.eclipse.swt.graphics.Font f = chassis.getFont();
234 currentItemFont = FontHelper.toAwt(f.getFontData()[0]);
239 itemClass = ElementClass.compile(
240 DefaultTransform.INSTANCE,
242 //TextAsTooltip.INSTANCE,
244 Resizeable.UNCONSTRICTED,
245 new GalleryItemSGNode(currentItemFont)
248 chassis.addListener(SWT.Dispose, new Listener() {
250 public void handleEvent(Event event) {
251 if (fontRegistry != null)
252 fontRegistry.removeListener(fontRegistryListener);
254 // Prevent memory leaks.
255 ThreadUtils.asyncExec(ctx.getThreadAccess(), new Runnable() {
258 chassis.getAWTComponent().setCanvasContext(null);
266 IPropertyChangeListener fontRegistryListener = new IPropertyChangeListener() {
268 public void propertyChange(PropertyChangeEvent event) {
269 FontData fdn = ((FontData[]) event.getNewValue())[0];
270 //System.out.println(event.getSource() + ": font changed: " + event.getProperty() + ": " + fdn);
271 currentItemFont = FontHelper.toAwt(fdn);
272 itemClass.getSingleItem(GalleryItemSGNode.class).setFont(currentItemFont);
273 // FIXME: a bug exists in this case. The group size will not be refreshed even though the sizes of the gallery items are recalculated and changed.
274 ThreadUtils.asyncExec(swtThread, new Runnable() {
284 * Set alignment of elements (left, right, center, fill)
287 public void setAlign(FlowLayout.Align align) {
288 diagram.setHint(FlowLayout.ALIGN, align);
293 * Sets the content filter of this viewer. The filter will be invoked after
294 * getting input data elements from the content provider and before setting
295 * the new content for the viewer. Any previously set filter will be
299 * This method will not refresh the viewer, this needs to be done separately
300 * using {@link #refresh()} or {@link #refresh(Consumer)}.
303 * @param filter the new filter
305 public void setFilter(ViewerFilter filter) {
306 if (filter == this.filter || (filter != null && filter.equals(this.filter)))
309 this.filter = filter;
312 public ViewerFilter getFilter() {
316 private void resized() {
320 private void resized(final boolean refreshElementSizes) {
321 //System.out.println(this + ".resized(" + refreshElementSizes + ")");
322 if (chassis.isDisposed())
324 org.eclipse.swt.graphics.Rectangle b = chassis.getBounds();
325 final Rectangle2D bounds = new Rectangle2D.Double(hMargin, vMargin, b.width-hMargin*2, b.height-vMargin*2);
326 ctx.getThreadAccess().asyncExec(new Runnable() {
329 if (ctx.isDisposed())
333 //System.out.println(this + ".resized(" + refreshElementSizes + ") AWT update");
334 if (refreshElementSizes)
335 refreshElementSizes();
336 fl.layout(diagram, bounds);
338 // Makes sure RTreeNode is marked dirty and everything is
339 // properly repainted.
340 if (itemPainter != null)
341 itemPainter.updateAll();
342 ctx.getContentContext().setDirty();
347 * Invoke only from AWT thread.
352 private void initializeCanvasContext(final CanvasContext canvasContext) {
353 // Create canvas context and a layer of interactors
354 final IHintContext h = canvasContext.getDefaultHintContext();
356 // Support & Util Participants
357 canvasContext.add( new TransformUtil() );
359 canvasContext.add( new MouseUtil() );
360 canvasContext.add( new KeyUtil() );
361 canvasContext.add( new SymbolUtil() );
363 // Grid & Ruler & Background
364 h.setHint(Hints.KEY_BACKGROUND_PAINT, BG_PAINT);
365 canvasContext.add( new BackgroundPainter() );
368 canvasContext.add( new KeyToCommand( CommandKeyBinding.DEFAULT_BINDINGS ) );
370 ////// Diagram Participants //////
371 PointerInteractor pi = new PointerInteractor(true, true, false, true, false, null);
372 pi.setBoxSelectMode(PickPolicy.PICK_INTERSECTING_OBJECTS);
373 canvasContext.add( pi );
374 canvasContext.add( selection = new Selection() );
375 canvasContext.add( new DiagramParticipant() );
376 canvasContext.add( itemPainter = new GalleryItemPainter() );
377 canvasContext.add( new ElementInteractor() );
378 canvasContext.add( new TooltipParticipant());
380 h.setHint(ElementPainter.KEY_SELECTION_FRAME_COLOR, Color.WHITE);
381 h.setHint(ElementPainter.KEY_SELECTION_CONTENT_COLOR, new Color(0.7f, 0.7f, 1.f, 0.5f));
382 h.setHint(Hints.KEY_TOOL, Hints.POINTERTOOL);
384 // Adds DragInteractor & DropInteractor
386 // therefore has to be done before assertParticipantDependencies.
387 // Also, this must be invoked BEFORE SWTChassis chassis.setCanvasContext
388 // because otherwise setCanvasContext would be ran in the
389 // wrong thread (SWT) for AWTChassis.
390 chassis.getAWTComponent().setCanvasContext(canvasContext);
392 swtThread.asyncExec(new Runnable() {
395 if (!chassis.isDisposed())
396 chassis.setCanvasContext(canvasContext);
400 canvasContext.assertParticipantDependencies();
404 public Control getControl() {
409 protected void inputChanged(Object input, Object oldInput) {
410 // Skip automatic refreshing at setInput to allow room for manual
411 // optimization in the client.
416 public ISelection getSelection() {
417 Set<IElement> sel = selection.getSelection(0);
419 return StructuredSelection.EMPTY;
420 List<Object> elements = new ArrayList<Object>(sel.size());
421 for (IElement e : sel)
422 elements.add(e.getHint(ElementHints.KEY_OBJECT));
423 return new StructuredSelection(elements);
426 @SuppressWarnings("unchecked")
428 public void setSelection(ISelection selection, boolean reveal) {
429 List<Object> selectedObjects = Collections.EMPTY_LIST;
430 if (selection instanceof IStructuredSelection) {
431 selectedObjects = ((IStructuredSelection) selection).toList();
434 DataElementMap map = diagram.getDiagramClass().getSingleItem(DataElementMap.class);
435 List<IElement> selectionElements = new ArrayList<IElement>();
436 for (Object o : selectedObjects)
437 selectionElements.add( map.getElement(diagram, o) );
439 this.selection.setSelection(0, selectionElements);
443 * Refreshes this viewer completely with information freshly obtained from this
447 public void refresh() {
451 public Object[] getFilteredElements() {
452 IStructuredContentProvider cp = (IStructuredContentProvider) getContentProvider();
454 return new Object[0];
456 Object[] elements = cp.getElements( getInput() );
457 Object[] filtered = filter( elements );
461 protected Object[] filter(Object[] items) {
462 if (filter != null) {
463 ArrayList<Object> filtered = new ArrayList<Object>(items.length);
464 Object root = getInput();
465 for (int i = 0; i < items.length; i++) {
466 if (!filter.select(this, root, items[i]))
468 filtered.add(items[i]);
470 return filtered.toArray();
476 * @param contentCallback a callback for receiving the final filtered
477 * elements left visible
479 public void refresh(Consumer<Object[]> contentCallback) {
480 //System.out.println(this + ".refresh(" + contentCallback + ")");
481 Object[] elements = getFilteredElements();
482 refreshWithContent(elements);
483 if (contentCallback != null) {
484 contentCallback.accept(elements);
489 * Set viewer contents to the specified objects.
490 * This method must be invoked from the SWT thread.
494 public void refreshWithContent(final Object[] objects) {
495 if (!swtThread.currentThreadAccess())
496 throw new IllegalStateException("Not invoked from SWT thread");
498 //System.out.println(this + ".refreshWithContent(" + Arrays.toString(objects) + ")");
500 final Semaphore barrier = new Semaphore(0);
501 IThreadWorkQueue t = ctx.getThreadAccess();
502 ThreadUtils.asyncExec(t, new Runnable() {
512 public void perform() {
513 // $AWT-Thread-Begin$
514 //System.out.println(this + ".refreshWithContent(" + Arrays.toString(objects) + ") AWT WORK");
516 Object[] objectsCopy = Arrays.copyOf(objects, objects.length);
518 Set<Object> objs = new HashSet<Object>();
519 for (Object o : objectsCopy)
523 for (IElement e : diagram.getSnapshot()) {
524 Object backendObject = e.getHint(ElementHints.KEY_OBJECT);
525 if (!objs.remove(backendObject)) {
526 //System.out.println("Removing " + e);
527 diagram.removeElement(e);
530 for (int i = 0; i < objectsCopy.length; i++)
531 if (!objs.contains(objectsCopy[i]))
532 objectsCopy[i] = null;
534 // 2. Add new elements
535 for (Object o : objectsCopy) {
539 IElement e = Element.spawnNew(itemClass);
540 e.setHint(ElementHints.KEY_OBJECT, o);
541 // e.getElementClass().getSingleItem(Resize.class).resize(e, itemSize);
542 ILabelProvider lp = (ILabelProvider) getLabelProvider();
543 Image i = lp.getImage(o);
544 if (i.getFeatures().contains(Feature.Volatile))
545 i.addImageListener(imageListener);
546 e.setHint(GalleryItemSGNode.KEY_IMAGE, i);
549 String tooltipText = lp.getToolTipText(o);
550 java.awt.Image tooltipImage = lp.getToolTipImage(o);
551 if (tooltipText != null || tooltipImage != null) {
552 e.setHint(TooltipParticipant.TOOLTIP_KEY, tooltipProvider);
553 if (tooltipText != null)
554 e.setHint(GalleryTooltipProvider.TOOLTIP_TEXT, tooltipText);
555 if (tooltipImage != null)
556 e.setHint(GalleryTooltipProvider.TOOLTIP_IMAGE, tooltipImage);
558 diagram.addElement(e);
560 e.getElementClass().getSingleItem(GalleryItemSGNode.class).update(e);
562 // Image si = ImageUtils.createShadow(i, SHADOW, (int) itemSize.getWidth(), (int) itemSize.getHeight());
563 // si = ImageUtils.createBuffer(si);
564 // e.setHint(GalleryItemPainter.KEY_IMAGE_SHADOW, si);
566 ElementUtils.setText(e, lp.getText(o));
567 //System.out.println("Added: " + e);
570 // 3. Calculate maximum vertical space needed by current diagram element texts
571 refreshElementSizes();
573 ThreadUtils.asyncExec(swtThread, new Runnable() {
583 boolean done = false;
586 done = barrier.tryAcquire(10, TimeUnit.MILLISECONDS);
587 while (!done && display.readAndDispatch()) {
588 done = barrier.tryAcquire();
590 } catch (InterruptedException e) {
597 * Invoke from canvas context thread only.
599 void refreshElementSizes() {
600 if (awtComponent == null) {
601 System.err.println("GalleryViewer.refreshElementSizes: awtComponent is null");
605 //System.out.println(this + ".refreshElementSizes()");
606 // Calculate maximum vertical space needed by current diagram element texts
607 FontMetrics metrics = awtComponent.getFontMetrics(currentItemFont);
608 int fontHeight = metrics.getHeight();
609 int maxWidth = (int) itemSize.getWidth();
610 Rectangle2D size = itemSize;
611 java.awt.Point targetSize = new java.awt.Point((int) itemSize.getWidth(), (int) itemSize.getHeight());
612 diagram.setHint(DiagramHints.KEY_ELEMENT_RASTER_TARGET_SIZE, targetSize);
613 int maxLinesNeeded = 0;
614 for (IElement el : diagram.getElements()) {
615 // This makes it possible to give the gallery item a reference size
616 // for caching rendered images in the correct size only.
617 // NOTE: currently this is not used in GalleryItemPainter since the
618 // target size is now propagated through the element class loading
619 // process through the diagram hint KEY_ELEMENT_RASTER_REFERENCE_SIZE.
620 el.setHint(GalleryItemSGNode.KEY_TARGET_IMAGE_SIZE, targetSize);
622 String text = ElementUtils.getText(el);
623 int linesNeeded = TextUtil.wordWrap(text, metrics, maxWidth).length;
624 maxLinesNeeded = Math.max(maxLinesNeeded, linesNeeded);
625 int textSpaceNeeded = fontHeight * linesNeeded + metrics.getMaxDescent();
626 Rectangle2D s = new Rectangle2D.Double(0, 0, size.getWidth(), size.getHeight() + textSpaceNeeded);
627 el.getElementClass().getSingleItem(Resize.class).resize(el, s);
628 //System.out.println(this + " lines needed: " + linesNeeded + " = " + s);
630 el.getElementClass().getSingleItem(GalleryItemSGNode.class).update(el);
632 int maxTextSpaceNeeded = fontHeight * maxLinesNeeded + metrics.getMaxDescent();
633 maxItemSize = new Rectangle2D.Double(0, 0, size.getWidth(), size.getHeight() + maxTextSpaceNeeded);
634 //System.out.println(this + "[" + diagram.getElements().size() + "]: max lines needed: " + maxLinesNeeded + " = " + fontHeight*maxLinesNeeded + " pixels");
637 ImageListener imageListener = new ImageListener() {
639 public void onContentChangedNotification(Image image) {
640 //System.out.println(Thread.currentThread() + ": contentChanged(" + image + ")");
641 // Update the image of the element if the element is found.
642 for (final IElement el : diagram.getSnapshot()) {
643 Image i = GalleryItemSGNode.getImage(el);
647 ctx.getThreadAccess().asyncExec(new Runnable() {
650 //System.out.println(Thread.currentThread() + ": update scene graph(" + el + ")");
651 // Update scene graph and repaint.
652 el.getElementClass().getSingleItem(GalleryItemSGNode.class).update(el);
653 ctx.getContentContext().setDirty();
661 public void addDropSupport(final IDropTargetParticipant p) {
662 if (ctx.getThreadAccess().currentThreadAccess()) {
665 ctx.getThreadAccess().asyncExec(new Runnable() {
668 if (!ctx.isDisposed())
675 public void addDragSupport(final IDragSourceParticipant p) {
676 if (ctx.getThreadAccess().currentThreadAccess()) {
679 ctx.getThreadAccess().asyncExec(new Runnable() {
682 if (!ctx.isDisposed())
689 public CanvasContext getCanvasContext() {
693 public IDiagram getDiagram() {
697 //private final static Color BG_COLOR = new Color(0.3f, 0.3f, 1.0f, 0.35f);
699 static class GalleryItemPainter extends ElementPainter {
701 public void paintSelectionFrame(G2DParentNode elementNode, G2DParentNode selectionNode, IElement e, Color color) {
702 final Shape outline = ElementUtils.getElementBoundsOnDiagram(e);
703 Rectangle2D bounds = outline.getBounds2D();
704 GeometryUtils.expandRectangle(bounds, 2, 2, 2, 2);
706 ShapeNode shapenode = selectionNode.getOrCreateNode("shape_"+e.hashCode(), ShapeNode.class);
707 shapenode.setShape(bounds);
708 shapenode.setColor(new Color(0.3f, 0.3f, 1.0f, 0.25f));
709 shapenode.setFill(true);
711 // Paint selection before anything else in elementNode
712 selectionNode.setZIndex(Integer.MIN_VALUE);