bundles/org.simantics.g2d/src/org/simantics/g2d/elementclass/valve/ValveClass.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
   3  * in Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 /*******************************************************************************\r
  13  * All rights reserved. This program and the accompanying materials\r
  14  * are made available under the terms of the Eclipse Public License v1.0\r
  15  * which accompanies this distribution, and is available at\r
  16  * http://www.eclipse.org/legal/epl-v10.html\r
  17  *\r
  18  * Contributors:\r
  19  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  20  *******************************************************************************/\r
  21 package org.simantics.g2d.elementclass.valve;\r
  22 \r
  23 import java.awt.BasicStroke;\r
  24 import java.awt.Color;\r
  25 import java.awt.Stroke;\r
  26 import java.awt.geom.AffineTransform;\r
  27 import java.awt.geom.Path2D;\r
  28 import java.awt.geom.Rectangle2D;\r
  29 \r
  30 import org.simantics.g2d.diagram.IDiagram;\r
  31 import org.simantics.g2d.element.ElementClass;\r
  32 import org.simantics.g2d.element.ElementUtils;\r
  33 import org.simantics.g2d.element.IElement;\r
  34 import org.simantics.g2d.element.SceneGraphNodeKey;\r
  35 import org.simantics.g2d.element.handler.LifeCycle;\r
  36 import org.simantics.g2d.element.handler.SceneGraph;\r
  37 import org.simantics.g2d.element.handler.Stateful;\r
  38 import org.simantics.g2d.element.handler.Clickable.PressStatus;\r
  39 import org.simantics.g2d.element.handler.impl.DefaultTransform;\r
  40 import org.simantics.g2d.element.handler.impl.ElementShapeImpl;\r
  41 import org.simantics.g2d.element.handler.impl.FillColorImpl;\r
  42 import org.simantics.g2d.element.handler.impl.FixedSize;\r
  43 import org.simantics.g2d.elementclass.slider.SliderColorProfile;\r
  44 import org.simantics.g2d.elementclass.slider.SliderHandle;\r
  45 import org.simantics.g2d.utils.PathUtils;\r
  46 import org.simantics.scenegraph.Node;\r
  47 import org.simantics.scenegraph.g2d.G2DParentNode;\r
  48 import org.simantics.scenegraph.g2d.nodes.ShapeNode;\r
  49 import org.simantics.utils.datastructures.hints.IHintContext.Key;\r
  50 \r
  51 /**\r
  52  * @author Toni Kalajainen\r
  53  */\r
  54 public class ValveClass {\r
  55 \r
  56     static final double M = 3;\r
  57     public static final Stroke STROKE = new BasicStroke(1.5f);\r
  58     public static final Stroke STROKE2 = new BasicStroke(1.f);\r
  59     public static final Path2D SHAPE = PathUtils.closedPath(-30*M,20*M, -30*M,-20*M, 0,-7*M, 30*M,-20*M, 30*M,20*M, 0,7*M);\r
  60     public static final Path2D WHITE_LINE = PathUtils.path(-30*M,20*M, -30*M,-20*M, 0,-7*M, 30*M,-20*M);\r
  61     public static final Path2D BLACK_LINE = PathUtils.path(30*M,-20*M, 30*M,20*M, 0,7*M, -30*M,20*M);\r
  62     public final static Rectangle2D TRACK_RECT = new Rectangle2D.Double(-27*M, -5*M, 54*M, 10*M);\r
  63     public static final Path2D TRACK_WHITE = PathUtils.path(-27*M,5*M, -27*M,-5*M, 27*M,-5*M);\r
  64     public static final Path2D TRACK_BLACK = PathUtils.path(27*M,-5*M, 27*M,5*M, -27*M,5*M);\r
  65 \r
  66     public static ElementClass INSTANCE =\r
  67         ElementClass.compile(\r
  68                 new ValvePainter(),\r
  69                 new ValveHandle(),\r
  70                 FillColorImpl.handlerOf(new Color(150, 150, 180)),\r
  71                 //Clickable.INSTANCE,\r
  72                 Stateful.ENABLED_BY_DEFAULT,\r
  73                 DefaultTransform.INSTANCE,\r
  74                 ElementShapeImpl.shapeOf(SHAPE),\r
  75                 FixedSize.of(SHAPE.getBounds2D())\r
  76         );\r
  77 \r
  78     public static class ValveHandle extends SliderHandle implements LifeCycle {\r
  79         private static final long serialVersionUID = 5605597689550675532L;\r
  80         @Override\r
  81         protected Rectangle2D getBounds(IElement e) {\r
  82             return TRACK_RECT;\r
  83         }\r
  84 \r
  85         @Override\r
  86         protected double getHandleWidth(IElement e) {\r
  87             return super.getHandleWidth(e);\r
  88         }\r
  89 \r
  90         @Override\r
  91         public void onElementActivated(IDiagram d, IElement e) {\r
  92         }\r
  93         @Override\r
  94         public void onElementCreated(IElement e) {\r
  95             e.setHint(SliderHandle.KEY_SLIDER_COLOR_PROFILE, SliderColorProfile.DEFAULT);\r
  96             e.setHint(SliderHandle.KEY_SLIDER_POSITION, 50.0);\r
  97             e.setHint(SliderHandle.KEY_SLIDER_MIN_VALUE, 0.0);\r
  98             e.setHint(SliderHandle.KEY_SLIDER_MAX_VALUE, 100.0);\r
  99         }\r
 100         @Override\r
 101         public void onElementDeactivated(IDiagram d, IElement e) {\r
 102         }\r
 103         @Override\r
 104         public void onElementDestroyed(IElement e) {\r
 105         }\r
 106 \r
 107     }\r
 108 \r
 109 \r
 110     private static class ValvePainter implements SceneGraph {\r
 111         /**\r
 112          * \r
 113          */\r
 114         private static final long serialVersionUID = -434582053817033874L;\r
 115         public static final Key SG_NODE = new SceneGraphNodeKey(Node.class, "SUB_SG_NODE");\r
 116 \r
 117         @Override\r
 118         public void cleanup(IElement e) {\r
 119             Node node = e.removeHint(SG_NODE);\r
 120             if (node != null)\r
 121                 node.remove();\r
 122         }\r
 123 \r
 124         @Override\r
 125         public void init(IElement e, G2DParentNode parent) {\r
 126             G2DParentNode node = (G2DParentNode) e.getHint(SG_NODE);\r
 127             if (node == null) {\r
 128                 node = parent.addNode(G2DParentNode.class);\r
 129                 e.setHint(SG_NODE, node);\r
 130             }\r
 131             Color                       fc              = ElementUtils.getFillColor(e);\r
 132             PressStatus         press   = null;//ElementUtils.getPressStatus(e, ctx); // FIXME: scenegraph does not support context\r
 133                         AffineTransform at      = ElementUtils.getTransform(e);\r
 134                         if(at != null) node.setTransform(at);\r
 135 \r
 136             ShapeNode shape1 = node.getOrCreateNode("shape1", ShapeNode.class);\r
 137             shape1.setStroke(STROKE);\r
 138             shape1.setColor(fc);\r
 139             shape1.setFill(true);\r
 140             shape1.setShape(SHAPE);\r
 141 \r
 142             ShapeNode shape_press1 = node.getOrCreateNode("shape_press1", ShapeNode.class);\r
 143             ShapeNode shape_press2 = node.getOrCreateNode("shape_press2", ShapeNode.class);\r
 144 \r
 145             if (press==null || press==PressStatus.NORMAL || press == PressStatus.HOVER) {\r
 146                 shape_press1.setColor(Color.WHITE);\r
 147                 shape_press1.setShape(WHITE_LINE);\r
 148                 shape_press2.setColor(Color.BLACK);\r
 149                 shape_press2.setShape(BLACK_LINE);\r
 150             } else if (press==PressStatus.PRESSED) {\r
 151                 shape_press1.setColor(Color.BLACK);\r
 152                 shape_press1.setShape(WHITE_LINE);\r
 153                 shape_press2.setColor(Color.WHITE);\r
 154                 shape_press2.setShape(BLACK_LINE);\r
 155             } else if (press==PressStatus.HELD) {\r
 156                 shape_press1.setColor(new Color(50, 50, 50));\r
 157                 shape_press1.setShape(WHITE_LINE);\r
 158                 shape_press2.setColor(new Color(240, 240, 240));\r
 159                 shape_press2.setShape(BLACK_LINE);\r
 160             }\r
 161 \r
 162             ShapeNode shape2 = node.getOrCreateNode("shape2", ShapeNode.class);\r
 163             shape2.setStroke(STROKE2);\r
 164             shape2.setColor(Color.BLACK);\r
 165             shape2.setShape(TRACK_BLACK);\r
 166 \r
 167             ShapeNode shape3 = node.getOrCreateNode("shape3", ShapeNode.class);\r
 168             shape3.setStroke(STROKE2);\r
 169             shape3.setColor(Color.WHITE);\r
 170             shape3.setShape(TRACK_WHITE);\r
 171         }\r
 172     }\r
 173 }\r