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.elementclass.slider;
14 import java.awt.geom.Line2D;
15 import java.awt.geom.Rectangle2D;
17 import org.simantics.g2d.diagram.IDiagram;
18 import org.simantics.g2d.element.ElementClass;
19 import org.simantics.g2d.element.ElementUtils;
20 import org.simantics.g2d.element.IElement;
21 import org.simantics.g2d.element.SceneGraphNodeKey;
22 import org.simantics.g2d.element.handler.LifeCycle;
23 import org.simantics.g2d.element.handler.SceneGraph;
24 import org.simantics.g2d.element.handler.Stateful;
25 import org.simantics.g2d.element.handler.impl.DefaultTransform;
26 import org.simantics.g2d.element.handler.impl.Resizeable;
27 import org.simantics.scenegraph.Node;
28 import org.simantics.scenegraph.g2d.G2DParentNode;
29 import org.simantics.scenegraph.g2d.nodes.ShapeNode;
30 import org.simantics.utils.datastructures.hints.IHintContext.Key;
33 * @author Toni Kalajainen
35 public class SliderClass {
37 static final SliderInit INITIAL_VALUES = new SliderInit();
39 public static final NarrowTrackPaint NARROW_TRACK = new NarrowTrackPaint();
40 public static final WideTrackPaint WIDE_TRACK = new WideTrackPaint();
42 public static final ElementClass SLIDER =
44 DefaultTransform.INSTANCE,
45 new Resizeable(new Rectangle2D.Double(0,0,100, 15), new Rectangle2D.Double(0,0,20, 8), null, null),
47 SliderHandle.INSTANCE,
49 Stateful.ENABLED_BY_DEFAULT
51 public static final ElementClass SLIDER2 =
53 DefaultTransform.INSTANCE,
54 new Resizeable(new Rectangle2D.Double(0,0,100, 15), new Rectangle2D.Double(0,0,20, 8), null, null),
56 SliderHandle.INSTANCE,
58 Stateful.ENABLED_BY_DEFAULT
61 static class SliderInit implements LifeCycle {
62 private static final long serialVersionUID = -5228742711389712263L;
64 public void onElementCreated(IElement e) {
65 e.setHint(SliderHandle.KEY_SLIDER_COLOR_PROFILE, SliderColorProfile.DEFAULT);
66 e.setHint(SliderHandle.KEY_SLIDER_POSITION, 1.0);
67 e.setHint(SliderHandle.KEY_SLIDER_MIN_VALUE, 0.0);
68 e.setHint(SliderHandle.KEY_SLIDER_MAX_VALUE, 3.0);
71 public void onElementActivated(IDiagram d, IElement e) {}
73 public void onElementDestroyed(IElement e) {}
75 public void onElementDeactivated(IDiagram d, IElement e) {}
78 static class NarrowTrackPaint implements SceneGraph {
79 private static final long serialVersionUID = -598729166071503815L;
80 public static final Key SG_NODE = new SceneGraphNodeKey(Node.class, "SUB_SG_NODE");
83 public void cleanup(IElement e) {
84 Node node = e.removeHint(SG_NODE);
90 public void init(IElement e, G2DParentNode parent) {
91 G2DParentNode node = (G2DParentNode) e.getHint(SG_NODE);
93 node = parent.addNode(G2DParentNode.class);
94 e.setHint(SG_NODE, node);
97 SliderColorProfile colors = e.getHint(SliderHandle.KEY_SLIDER_COLOR_PROFILE);
99 Rectangle2D rect = ElementUtils.getElementBounds(e);
100 double height = rect.getHeight() / 4;
101 double width = rect.getWidth();
102 Rectangle2D r = new Rectangle2D.Double(0, height, width, height*2);
104 ShapeNode track1 = node.getOrCreateNode("track1", ShapeNode.class);
105 ShapeNode track2 = node.getOrCreateNode("track2", ShapeNode.class);
106 ShapeNode track2b = node.getOrCreateNode("track2b", ShapeNode.class);
107 ShapeNode track3 = node.getOrCreateNode("track3", ShapeNode.class);
109 track3.setColor(colors.TRACK3);
110 track3.setFill(true);
114 track1.setColor(colors.TRACK1);
118 track2.setColor(colors.TRACK2);
119 track2.setShape(new Line2D.Double(1, height+1, 1, height*3-1));
122 track2b.setColor(colors.TRACK2);
123 track2b.setShape(new Line2D.Double(1, height+1, width-1, height+1));
124 track2b.setZIndex(4);
128 static class WideTrackPaint implements SceneGraph {
129 private static final long serialVersionUID = -6644140765437819526L;
130 public static final Key SG_NODE = new SceneGraphNodeKey(Node.class, "SUB_SG_NODE");
133 public void cleanup(IElement e) {
134 Node node = e.removeHint(SG_NODE);
140 public void init(IElement e, G2DParentNode parent) {
141 G2DParentNode node = (G2DParentNode) e.getHint(SG_NODE);
143 node = parent.addNode(G2DParentNode.class);
144 e.setHint(SG_NODE, node);
147 SliderColorProfile colors = e.getHint(SliderHandle.KEY_SLIDER_COLOR_PROFILE);
148 Rectangle2D rect = ElementUtils.getElementBounds(e);
150 double height = rect.getHeight();
151 double width = rect.getWidth();
152 Rectangle2D r = new Rectangle2D.Double(0, 0, width, height);
154 ShapeNode track1 = node.getOrCreateNode("track1", ShapeNode.class);
155 ShapeNode track2 = node.getOrCreateNode("track2", ShapeNode.class);
156 ShapeNode track2b = node.getOrCreateNode("track2b", ShapeNode.class);
157 ShapeNode track3 = node.getOrCreateNode("track3", ShapeNode.class);
159 track3.setColor(colors.TRACK3);
160 track3.setFill(true);
164 track1.setColor(colors.TRACK1);
168 track2.setColor(colors.TRACK2);
169 track2.setShape(new Line2D.Double(1, 1, 1, height-1));
172 track2b.setColor(colors.TRACK2);
173 track2b.setShape(new Line2D.Double(1, height-1, width-1, height-1));
174 track2b.setZIndex(4);