1 package org.simantics.diagram.scl;
5 import org.simantics.db.Resource;
6 import org.simantics.diagram.symbollibrary.ISymbolItem;
7 import org.simantics.g2d.canvas.Hints;
8 import org.simantics.g2d.canvas.ICanvasContext;
9 import org.simantics.g2d.canvas.impl.CanvasContext;
10 import org.simantics.g2d.diagram.DiagramClass;
11 import org.simantics.g2d.diagram.DiagramHints;
12 import org.simantics.g2d.diagram.IDiagram;
13 import org.simantics.g2d.diagram.handler.PickRequest.PickPolicy;
14 import org.simantics.g2d.diagram.handler.layout.FlowLayout;
15 import org.simantics.g2d.diagram.impl.Diagram;
16 import org.simantics.g2d.diagram.participant.DiagramParticipant;
17 import org.simantics.g2d.diagram.participant.ElementInteractor;
18 import org.simantics.g2d.diagram.participant.ElementPainter;
19 import org.simantics.g2d.diagram.participant.Selection;
20 import org.simantics.g2d.diagram.participant.pointertool.PointerInteractor;
21 import org.simantics.g2d.element.ElementClass;
22 import org.simantics.g2d.element.ElementHints;
23 import org.simantics.g2d.element.IElement;
24 import org.simantics.g2d.element.handler.StaticSymbol;
25 import org.simantics.g2d.element.impl.Element;
26 import org.simantics.g2d.gallery.GalleryItemSGNode;
27 import org.simantics.g2d.image.DefaultImages;
28 import org.simantics.g2d.image.Image;
29 import org.simantics.g2d.participant.BackgroundPainter;
30 import org.simantics.g2d.participant.KeyToCommand;
31 import org.simantics.g2d.participant.KeyUtil;
32 import org.simantics.g2d.participant.MouseUtil;
33 import org.simantics.g2d.participant.SymbolUtil;
34 import org.simantics.g2d.participant.TransformUtil;
35 import org.simantics.g2d.tooltip.TooltipParticipant;
36 import org.simantics.scenegraph.g2d.events.command.CommandKeyBinding;
37 import org.simantics.utils.datastructures.hints.IHintContext;
38 import org.simantics.utils.threads.AWTThread;
39 import org.simantics.utils.threads.IThreadWorkQueue;
41 public class SymbolLibrary {
43 public static ICanvasContext create(ISymbolItem item) {
44 return create(item, true);
47 public static ICanvasContext create(ISymbolItem item, boolean selection) {
48 IDiagram diagram = Diagram.spawnNew(DiagramClass.DEFAULT);
49 diagram.setHint(FlowLayout.HGAP, 5.0);
50 diagram.setHint(FlowLayout.VGAP, 5.0);
51 IThreadWorkQueue thread = AWTThread.getThreadAccess();
52 CanvasContext ctx = new CanvasContext(thread);
53 initializeCanvasContext(ctx,selection);
54 IHintContext hintCtx = ctx.getDefaultHintContext();
55 hintCtx.setHint(DiagramHints.KEY_DIAGRAM, diagram);
57 ElementClass ec = item.getElementClass(diagram);
58 StaticSymbol ss = ec.getSingleItem(StaticSymbol.class);
59 Image source = ss == null ? DefaultImages.UNKNOWN2.get() : ss.getImage();
60 //ImageProxy proxy = new ImageProxy(source);
62 IElement element = Element.spawnNew(ec);
63 element.setHint(ElementHints.KEY_OBJECT, item);
64 element.setHint(GalleryItemSGNode.KEY_IMAGE, source);
65 diagram.addElement(element);
67 //element.getElementClass().getSingleItem(GalleryItemSGNode.class).update(element);
72 public static Resource getItemResource(ISymbolItem item) {
73 return item.getAdapter(Resource.class);
76 private static void initializeCanvasContext(final CanvasContext canvasContext, boolean selection) {
77 // Create canvas context and a layer of interactors
78 final IHintContext h = canvasContext.getDefaultHintContext();
80 // Support & Util Participants
81 canvasContext.add( new TransformUtil() );
83 canvasContext.add( new MouseUtil() );
84 canvasContext.add( new KeyUtil() );
85 canvasContext.add( new SymbolUtil() );
87 // Grid & Ruler & Background
88 h.setHint(Hints.KEY_BACKGROUND_COLOR, Color.WHITE);
89 canvasContext.add( new BackgroundPainter() );
92 canvasContext.add( new KeyToCommand( CommandKeyBinding.DEFAULT_BINDINGS ) );
94 ////// Diagram Participants //////
95 PointerInteractor pi = new PointerInteractor(true, true, false, true, false, null);
96 pi.setBoxSelectMode(PickPolicy.PICK_INTERSECTING_OBJECTS);
97 canvasContext.add( pi );
98 canvasContext.add( new Selection() );
99 canvasContext.add( new DiagramParticipant() );
100 canvasContext.add( new ElementPainter(selection) );
101 canvasContext.add( new ElementInteractor() );
102 canvasContext.add( new TooltipParticipant());
104 h.setHint(ElementPainter.KEY_SELECTION_FRAME_COLOR, Color.WHITE);
105 h.setHint(ElementPainter.KEY_SELECTION_CONTENT_COLOR, new Color(0.7f, 0.7f, 1.f, 0.5f));
106 h.setHint(Hints.KEY_TOOL, Hints.POINTERTOOL);
109 canvasContext.assertParticipantDependencies();