1 /*******************************************************************************
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2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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3 * in Industry THTH ry.
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4 * All rights reserved. This program and the accompanying materials
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5 * are made available under the terms of the Eclipse Public License v1.0
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6 * which accompanies this distribution, and is available at
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7 * http://www.eclipse.org/legal/epl-v10.html
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10 * VTT Technical Research Centre of Finland - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.g2d.elementclass.slider;
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14 import java.awt.geom.Line2D;
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15 import java.awt.geom.Rectangle2D;
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17 import org.simantics.g2d.diagram.IDiagram;
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18 import org.simantics.g2d.element.ElementClass;
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19 import org.simantics.g2d.element.ElementUtils;
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20 import org.simantics.g2d.element.IElement;
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21 import org.simantics.g2d.element.SceneGraphNodeKey;
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22 import org.simantics.g2d.element.handler.LifeCycle;
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23 import org.simantics.g2d.element.handler.SceneGraph;
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24 import org.simantics.g2d.element.handler.Stateful;
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25 import org.simantics.g2d.element.handler.impl.DefaultTransform;
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26 import org.simantics.g2d.element.handler.impl.Resizeable;
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27 import org.simantics.scenegraph.Node;
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28 import org.simantics.scenegraph.g2d.G2DParentNode;
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29 import org.simantics.scenegraph.g2d.nodes.ShapeNode;
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30 import org.simantics.utils.datastructures.hints.IHintContext.Key;
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33 * @author Toni Kalajainen
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35 public class SliderClass {
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37 static final SliderInit INITIAL_VALUES = new SliderInit();
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39 public static final NarrowTrackPaint NARROW_TRACK = new NarrowTrackPaint();
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40 public static final WideTrackPaint WIDE_TRACK = new WideTrackPaint();
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42 public static final ElementClass SLIDER =
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43 ElementClass.compile(
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44 DefaultTransform.INSTANCE,
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45 new Resizeable(new Rectangle2D.Double(0,0,100, 15), new Rectangle2D.Double(0,0,20, 8), null, null),
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47 SliderHandle.INSTANCE,
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49 Stateful.ENABLED_BY_DEFAULT
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51 public static final ElementClass SLIDER2 =
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52 ElementClass.compile(
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53 DefaultTransform.INSTANCE,
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54 new Resizeable(new Rectangle2D.Double(0,0,100, 15), new Rectangle2D.Double(0,0,20, 8), null, null),
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56 SliderHandle.INSTANCE,
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58 Stateful.ENABLED_BY_DEFAULT
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61 static class SliderInit implements LifeCycle {
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62 private static final long serialVersionUID = -5228742711389712263L;
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64 public void onElementCreated(IElement e) {
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65 e.setHint(SliderHandle.KEY_SLIDER_COLOR_PROFILE, SliderColorProfile.DEFAULT);
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66 e.setHint(SliderHandle.KEY_SLIDER_POSITION, 1.0);
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67 e.setHint(SliderHandle.KEY_SLIDER_MIN_VALUE, 0.0);
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68 e.setHint(SliderHandle.KEY_SLIDER_MAX_VALUE, 3.0);
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71 public void onElementActivated(IDiagram d, IElement e) {}
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73 public void onElementDestroyed(IElement e) {}
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75 public void onElementDeactivated(IDiagram d, IElement e) {}
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78 static class NarrowTrackPaint implements SceneGraph {
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79 private static final long serialVersionUID = -598729166071503815L;
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80 public static final Key SG_NODE = new SceneGraphNodeKey(Node.class, "SUB_SG_NODE");
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83 public void cleanup(IElement e) {
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84 Node node = e.removeHint(SG_NODE);
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90 public void init(IElement e, G2DParentNode parent) {
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91 G2DParentNode node = (G2DParentNode) e.getHint(SG_NODE);
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93 node = parent.addNode(G2DParentNode.class);
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94 e.setHint(SG_NODE, node);
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97 SliderColorProfile colors = e.getHint(SliderHandle.KEY_SLIDER_COLOR_PROFILE);
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99 Rectangle2D rect = ElementUtils.getElementBounds(e);
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100 double height = rect.getHeight() / 4;
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101 double width = rect.getWidth();
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102 Rectangle2D r = new Rectangle2D.Double(0, height, width, height*2);
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104 ShapeNode track1 = node.getOrCreateNode("track1", ShapeNode.class);
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105 ShapeNode track2 = node.getOrCreateNode("track2", ShapeNode.class);
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106 ShapeNode track2b = node.getOrCreateNode("track2b", ShapeNode.class);
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107 ShapeNode track3 = node.getOrCreateNode("track3", ShapeNode.class);
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109 track3.setColor(colors.TRACK3);
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110 track3.setFill(true);
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111 track3.setShape(r);
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112 track3.setZIndex(1);
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114 track1.setColor(colors.TRACK1);
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115 track1.setShape(r);
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116 track1.setZIndex(2);
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118 track2.setColor(colors.TRACK2);
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119 track2.setShape(new Line2D.Double(1, height+1, 1, height*3-1));
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120 track2.setZIndex(3);
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122 track2b.setColor(colors.TRACK2);
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123 track2b.setShape(new Line2D.Double(1, height+1, width-1, height+1));
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124 track2b.setZIndex(4);
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128 static class WideTrackPaint implements SceneGraph {
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129 private static final long serialVersionUID = -6644140765437819526L;
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130 public static final Key SG_NODE = new SceneGraphNodeKey(Node.class, "SUB_SG_NODE");
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133 public void cleanup(IElement e) {
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134 Node node = e.removeHint(SG_NODE);
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140 public void init(IElement e, G2DParentNode parent) {
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141 G2DParentNode node = (G2DParentNode) e.getHint(SG_NODE);
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142 if (node == null) {
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143 node = parent.addNode(G2DParentNode.class);
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144 e.setHint(SG_NODE, node);
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147 SliderColorProfile colors = e.getHint(SliderHandle.KEY_SLIDER_COLOR_PROFILE);
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148 Rectangle2D rect = ElementUtils.getElementBounds(e);
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150 double height = rect.getHeight();
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151 double width = rect.getWidth();
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152 Rectangle2D r = new Rectangle2D.Double(0, 0, width, height);
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154 ShapeNode track1 = node.getOrCreateNode("track1", ShapeNode.class);
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155 ShapeNode track2 = node.getOrCreateNode("track2", ShapeNode.class);
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156 ShapeNode track2b = node.getOrCreateNode("track2b", ShapeNode.class);
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157 ShapeNode track3 = node.getOrCreateNode("track3", ShapeNode.class);
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159 track3.setColor(colors.TRACK3);
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160 track3.setFill(true);
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161 track3.setShape(r);
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162 track3.setZIndex(1);
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164 track1.setColor(colors.TRACK1);
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165 track1.setShape(r);
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166 track1.setZIndex(2);
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168 track2.setColor(colors.TRACK2);
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169 track2.setShape(new Line2D.Double(1, 1, 1, height-1));
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170 track2.setZIndex(3);
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172 track2b.setColor(colors.TRACK2);
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173 track2b.setShape(new Line2D.Double(1, height-1, width-1, height-1));
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174 track2b.setZIndex(4);
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