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.diagram.elements;
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14 import java.awt.BasicStroke;
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15 import java.awt.Color;
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16 import java.awt.Font;
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17 import java.awt.FontMetrics;
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18 import java.awt.Graphics2D;
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19 import java.awt.Rectangle;
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20 import java.awt.Shape;
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21 import java.awt.geom.AffineTransform;
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22 import java.awt.geom.Path2D;
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23 import java.awt.geom.Point2D;
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24 import java.awt.geom.Rectangle2D;
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25 import java.util.EnumSet;
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26 import java.util.Map;
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28 import javax.vecmath.Vector2d;
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30 import org.simantics.db.layer0.variable.RVI;
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31 import org.simantics.g2d.diagram.IDiagram;
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32 import org.simantics.g2d.element.ElementClass;
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33 import org.simantics.g2d.element.ElementHints;
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34 import org.simantics.g2d.element.ElementUtils;
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35 import org.simantics.g2d.element.IElement;
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36 import org.simantics.g2d.element.SceneGraphNodeKey;
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37 import org.simantics.g2d.element.handler.ElementHandler;
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38 import org.simantics.g2d.element.handler.FillColor;
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39 import org.simantics.g2d.element.handler.InternalSize;
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40 import org.simantics.g2d.element.handler.LifeCycle;
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41 import org.simantics.g2d.element.handler.Move;
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42 import org.simantics.g2d.element.handler.Outline;
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43 import org.simantics.g2d.element.handler.Rotate;
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44 import org.simantics.g2d.element.handler.Scale;
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45 import org.simantics.g2d.element.handler.SceneGraph;
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46 import org.simantics.g2d.element.handler.StaticSymbol;
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47 import org.simantics.g2d.element.handler.Text;
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48 import org.simantics.g2d.element.handler.TextEditor;
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49 import org.simantics.g2d.element.handler.TextEditor.Modifier;
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50 import org.simantics.g2d.element.handler.Transform;
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51 import org.simantics.g2d.element.handler.impl.BorderColorImpl;
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52 import org.simantics.g2d.element.handler.impl.FillColorImpl;
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53 import org.simantics.g2d.element.handler.impl.ParentImpl;
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54 import org.simantics.g2d.element.handler.impl.SimpleElementLayers;
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55 import org.simantics.g2d.element.handler.impl.StaticSymbolImpl;
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56 import org.simantics.g2d.element.handler.impl.TextColorImpl;
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57 import org.simantics.g2d.element.handler.impl.TextEditorImpl;
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58 import org.simantics.g2d.element.handler.impl.TextFontImpl;
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59 import org.simantics.g2d.element.handler.impl.TextImpl;
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60 import org.simantics.g2d.elementclass.MonitorHandler;
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61 import org.simantics.g2d.image.Image;
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62 import org.simantics.g2d.image.ProviderUtils;
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63 import org.simantics.g2d.image.impl.AbstractImage;
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64 import org.simantics.g2d.utils.Alignment;
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65 import org.simantics.scenegraph.Node;
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66 import org.simantics.scenegraph.g2d.G2DParentNode;
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67 import org.simantics.scenegraph.g2d.nodes.ShapeNode;
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68 import org.simantics.scl.runtime.function.Function1;
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69 import org.simantics.utils.datastructures.cache.IFactory;
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70 import org.simantics.utils.datastructures.cache.IProvider;
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71 import org.simantics.utils.datastructures.cache.ProvisionException;
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72 import org.simantics.utils.datastructures.hints.IHintContext.Key;
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73 import org.simantics.utils.datastructures.hints.IHintContext.KeyOf;
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74 import org.simantics.utils.strings.format.MetricsFormat;
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75 import org.simantics.utils.strings.format.MetricsFormatList;
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78 * @author Tuukka Lehtonen
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80 public class MonitorClass {
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82 static final Font FONT = Font.decode("Helvetica 12");
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85 * Back-end specific object describing the monitored component.
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87 public static final Key KEY_MONITOR_COMPONENT = new KeyOf(Object.class, "MONITOR_COMPONENT");
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90 * Existence of this hint indicates that the monitor is showing a value that
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91 * does not originate from the owner diagram.
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93 public static final Key KEY_MONITOR_IS_EXTERNAL = new KeyOf(Boolean.class, "MONITOR_IS_EXTERNAL");
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96 * The valuation suffix string describing the monitored variable of the
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97 * component described by {@link #KEY_MONITOR_COMPONENT}.
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99 public static final Key KEY_MONITOR_SUFFIX = new KeyOf(String.class, "MONITOR_SUFFIX");
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101 public static final Key KEY_MONITOR_SUBSTITUTIONS = new KeyOf(Map.class, "MONITOR_SUBSTITUTIONS");
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102 public static final Key KEY_MONITOR_GC = new KeyOf(Graphics2D.class, "MONITOR_GC");
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103 public static final Key KEY_MONITOR_HEIGHT = new KeyOf(Double.class, "MONITOR_HEIGHT");
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104 public static final Key KEY_NUMBER_FORMAT = new KeyOf(MetricsFormat.class, "NUMBER_FORMAT");
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105 public static final Key KEY_TOOLTIP_TEXT = new KeyOf(String.class, "TOOLTIP_TEXT");
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107 public static final Key KEY_EXPRESSION = new KeyOf(String.class, "EXPRESSION");
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108 public static final Key KEY_INPUT_VALIDATOR = new KeyOf(Object.class, "INPUT_VALIDATOR");
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109 public static final Key KEY_RVI = new KeyOf(RVI.class, "RVI");
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112 * If this hint is defined, the monitor will force its x-axis to match this
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113 * angle. If this hint doesn't exist, the monitor will not force x-axis
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116 public static final Key KEY_DIRECTION = new KeyOf(Double.class, "MONITOR_DIRECTION");
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118 public static final Key KEY_BORDER_WIDTH = new KeyOf(Double.class, "MONITOR_BORDER");
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120 public static final Key KEY_SG_NODE = new SceneGraphNodeKey(TextNode.class, "MONITOR_SG_NODE");
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121 public static final Key KEY_SG_NODE2 = new SceneGraphNodeKey(ShapeNode.class, "MONITOR_SG_NODE2");
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123 final static BasicStroke STROKE = new BasicStroke(1.0f);
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125 public final static Alignment DEFAULT_HORIZONTAL_ALIGN = Alignment.CENTER;
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126 public final static Alignment DEFAULT_VERTICAL_ALIGN = Alignment.CENTER;
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127 public final static MetricsFormat DEFAULT_NUMBER_FORMAT = MetricsFormatList.METRICS_DECIMAL;
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129 public final static Color DEFAULT_FILL_COLOR = new Color(224, 224, 224);
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130 public final static Color DEFAULT_BORDER_COLOR = Color.BLACK;
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132 public final static double DEFAULT_HORIZONTAL_MARGIN = 5.0;
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133 public final static double DEFAULT_VERTICAL_MARGIN = 2.5;
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135 static Alignment getHorizontalAlignment(IElement e) {
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136 return ElementUtils.getHintOrDefault(e, ElementHints.KEY_HORIZONTAL_ALIGN, DEFAULT_HORIZONTAL_ALIGN);
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139 static Alignment getVerticalAlignment(IElement e) {
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140 return ElementUtils.getHintOrDefault(e, ElementHints.KEY_VERTICAL_ALIGN, DEFAULT_VERTICAL_ALIGN);
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143 static MetricsFormat getNumberFormat(IElement e) {
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144 return ElementUtils.getHintOrDefault(e, KEY_NUMBER_FORMAT, DEFAULT_NUMBER_FORMAT);
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147 static void setNumberFormat(IElement e, MetricsFormat f) {
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148 ElementUtils.setOrRemoveHint(e, KEY_NUMBER_FORMAT, f);
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151 static double getHorizontalMargin(IElement e) {
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152 return DEFAULT_HORIZONTAL_MARGIN;
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155 static double getVerticalMargin(IElement e) {
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156 return DEFAULT_VERTICAL_MARGIN;
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159 static Font getFont(IElement e) {
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160 return ElementUtils.getHintOrDefault(e, ElementHints.KEY_FONT, FONT);
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163 public static class MonitorHandlerImpl implements MonitorHandler {
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164 private static final long serialVersionUID = -4258875745321808416L;
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165 public static final MonitorHandler INSTANCE = new MonitorHandlerImpl();
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168 static class Initializer implements LifeCycle {
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169 private static final long serialVersionUID = 4404942036933073584L;
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171 IElement parentElement;
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172 Map<String, String> substitutions;
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177 Initializer(IElement parentElement, Map<String, String> substitutions, Object component, String suffix, boolean hack) {
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178 this.parentElement = parentElement;
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179 this.substitutions = substitutions;
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180 this.component = component;
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181 this.suffix = suffix;
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186 public void onElementActivated(IDiagram d, IElement e) {
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190 Point2D parentPos = ElementUtils.getPos(parentElement);
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191 Point2D thisPos = ElementUtils.getPos(e);
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193 Move move = e.getElementClass().getSingleItem(Move.class);
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194 move.moveTo(e, thisPos.getX() - parentPos.getX(), thisPos.getY() - parentPos.getY());
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198 public void onElementCreated(IElement e) {
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199 if(parentElement != null) e.setHint(ElementHints.KEY_PARENT_ELEMENT, parentElement);
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200 if(substitutions != null) e.setHint(KEY_MONITOR_SUBSTITUTIONS, substitutions);
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201 if(component != null) e.setHint(KEY_MONITOR_COMPONENT, component);
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202 if(suffix != null) e.setHint(KEY_MONITOR_SUFFIX, suffix);
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203 e.setHint(KEY_DIRECTION, 0.0);
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204 e.setHint(KEY_NUMBER_FORMAT, DEFAULT_NUMBER_FORMAT);
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205 //e.setHint(KEY_HORIZONTAL_ALIGN, Alignment.LEADING);
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206 //e.setHint(KEY_VERTICAL_ALIGN, Alignment.LEADING);
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210 public void onElementDestroyed(IElement e) {
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214 public void onElementDeactivated(IDiagram d, IElement e) {
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218 static String finalText(IElement e) {
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219 String text = e.getElementClass().getSingleItem(Text.class).getText(e);
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222 return substitute(text, e);
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225 public static String editText(IElement e) {
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226 return substitute("#v1", e);
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229 private static String formValue(IElement e) {
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230 // TODO: consider using substitute
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231 Map<String, String> substitutions = e.getHint(KEY_MONITOR_SUBSTITUTIONS);
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232 if (substitutions != null) {
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233 String value = substitutions.get("#v1");
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234 if (substitutions.containsKey("#u1") && substitutions.get("#u1").length() > 0) {
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235 value += " " + substitutions.get("#u1");
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239 return ElementUtils.getText(e);
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243 static String substitute(String text, IElement e) {
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244 Map<String, String> substitutions = e.getHint(KEY_MONITOR_SUBSTITUTIONS);
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245 return substitute(text, substitutions);
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248 static String substitute(String text, Map<String, String> substitutions) {
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249 if (substitutions != null) {
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250 // TODO: slow as hell
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251 for(Map.Entry<String, String> entry : substitutions.entrySet()) {
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252 if (entry.getValue() != null) {
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253 text = text.replace(entry.getKey(), entry.getValue());
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255 text = text.replace(entry.getKey(), "<null>");
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262 public static void update(IElement e) {
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263 MonitorSGNode node = e.getElementClass().getSingleItem(MonitorSGNode.class);
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267 public static void cleanup(IElement e) {
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268 MonitorSGNode node = e.getElementClass().getSingleItem(MonitorSGNode.class);
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272 public static boolean hasModifier(IElement e) {
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273 TextEditor editor = e.getElementClass().getAtMostOneItemOfClass(TextEditor.class);
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274 Modifier modifier = editor != null ? editor.getModifier(e) : null;
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275 return modifier != null;
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278 static final Rectangle2D DEFAULT_BOX = new Rectangle2D.Double(0, 0, 0, 0);
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280 static Shape createMonitor(IElement e) {
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281 Alignment hAlign = getHorizontalAlignment(e);
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282 Alignment vAlign = getVerticalAlignment(e);
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283 double hMargin = getHorizontalMargin(e);
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284 double vMargin = getVerticalMargin(e);
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286 String text = finalText(e);
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288 return align(hMargin, vMargin, hAlign, vAlign, DEFAULT_BOX);
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291 Graphics2D g = e.getHint(KEY_MONITOR_GC);
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293 return align(hMargin, vMargin, hAlign, vAlign, DEFAULT_BOX);
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296 Font f = getFont(e);
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297 FontMetrics fm = g.getFontMetrics(f);
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298 Rectangle2D rect = fm.getStringBounds(text, g);
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300 return align(hMargin, vMargin, hAlign, vAlign, rect);
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303 static Shape align(double hMargin, double vMargin, Alignment hAlign, Alignment vAlign, Rectangle2D rect) {
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304 //System.out.println("align: " + hMargin + ", " + vMargin + ", " + hAlign + ", " + vAlign + ": " + rect);
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305 double tx = align(hMargin, hAlign, rect.getMinX(), rect.getMaxX());
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306 double ty = align(vMargin, vAlign, rect.getMinY(), rect.getMaxY());
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307 //System.out.println(" translate: " + tx + " " + ty);
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308 double nw = rect.getWidth() + 2*hMargin;
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309 double nh = rect.getHeight() + 2*vMargin;
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310 return makePath(tx + rect.getMinX(), ty + rect.getMinY(), nw, nh);
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313 static double align(double margin, Alignment align, double min, double max) {
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314 double s = max - min;
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319 return -s - 2 * margin - min;
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321 return -0.5 * s - margin - min;
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327 static Path2D makePath(double x, double y, double w, double h) {
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328 Path2D path = new Path2D.Double();
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330 path.lineTo(x+w, y);
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331 path.lineTo(x+w, y+h);
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332 path.lineTo(x, y+h);
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337 public static final Shape BOX_SHAPE = new Rectangle(-1, -1, 2, 2);
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339 public static class MonitorSGNode implements SceneGraph, InternalSize, Outline {
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340 private static final long serialVersionUID = -106278359626957687L;
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342 static final MonitorSGNode INSTANCE = new MonitorSGNode();
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344 @SuppressWarnings("unchecked")
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346 public void init(final IElement e, final G2DParentNode parent) {
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347 // Create node if it doesn't exist yet
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348 TextNode node = e.getHint(KEY_SG_NODE);
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349 String nodeId = null;
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350 if(node == null || node.getBounds() == null || node.getParent() != parent) {
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351 nodeId = ElementUtils.generateNodeId(e);
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352 node = parent.addNode(nodeId, TextNode.class);
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353 e.setHint(KEY_SG_NODE, node);
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355 node.setTextListener(new ITextListener() {
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358 public void textChanged() {}
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361 public void textEditingStarted() {}
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364 public void textEditingCancelled() {}
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366 boolean isEndingEdit = false;
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369 public void textEditingEnded() {
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370 TextNode node = e.getHint(KEY_SG_NODE);
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374 // Prevent recursive execution which will happen
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375 // due to the endEdit(node) invocation at the end.
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378 isEndingEdit = true;
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381 TextEditor editor = e.getElementClass().getAtMostOneItemOfClass(TextEditor.class);
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382 if (editor != null) {
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383 Modifier modifier = editor.getModifier(e);
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384 if (modifier != null) {
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385 String newValue = node.getText();
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386 String error = modifier.isValid(e, newValue);
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387 if (error == null) {
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388 // Only modify if the modification was not
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389 // cancelled and the value is valid.
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390 modifier.modify(e, newValue);
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392 // TODO: show error somehow, possibly through status bar
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394 // Make sure that the monitor content gets
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395 // reset to its previous value.
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396 node.setText(formValue(e));
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401 isEndingEdit = false;
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406 Object validator = e.getHint(KEY_INPUT_VALIDATOR);
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407 if(validator != null) {
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408 node.setValidator((Function1<String, String>)validator);
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411 RVI rvi = e.getHint(KEY_RVI);
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416 Double border_width = (Double)e.getHint(KEY_BORDER_WIDTH);
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417 if(border_width == null) border_width = 0.1;
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419 node.setBorderWidth(border_width);
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421 // Rectangle2D bounds = (Rectangle2D)e.getHint(ElementHints.KEY_BOUNDS);
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422 // if(bounds != null) node.setBounds(bounds);
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423 Font font = ElementUtils.getTextFont(e);
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424 Color color = ElementUtils.getTextColor(e);
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425 String text = ElementUtils.getText(e);
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426 node.init(text, font, color, 0, 0, 1.0);
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429 Boolean isExternal = e.getHint(KEY_MONITOR_IS_EXTERNAL);
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430 if (Boolean.TRUE.equals(isExternal)) {
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431 ShapeNode shape = e.getHint(KEY_SG_NODE2);
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432 if (shape == null || shape.getParent() != parent) {
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433 if (nodeId == null)
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434 nodeId = ElementUtils.generateNodeId(e);
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436 shape = parent.addNode(nodeId, ShapeNode.class);
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437 shape.setZIndex(-1);
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438 shape.setColor(Color.BLACK);
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439 shape.setFill(true);
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440 shape.setStroke(null);
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441 shape.setShape( arrow(4, 2, 0) );
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442 e.setHint(KEY_SG_NODE2, shape);
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445 ShapeNode shape = e.getHint(KEY_SG_NODE2);
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453 public void update(IElement e) {
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454 String value = null;
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456 final Text t = e.getElementClass().getAtMostOneItemOfClass(Text.class);
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459 value = formValue(e);
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461 TextNode node = (TextNode) e.getHint(KEY_SG_NODE);
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462 if (node != null && value != null) {
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464 node.setText(value);
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465 Object component = e.getHint(KEY_MONITOR_COMPONENT);
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466 if (component != null && hasModifier(e)) {
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467 node.setEditable(true);
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469 node.setEditable(false);
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472 // FIXME: set only if changed .. (but quickfix is not to clone)
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473 Font font = ElementUtils.getTextFont(e);
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474 if (node.getFont() != font) { // Don't update if we have a same object
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475 node.setFont(font);
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477 Color color = ElementUtils.getTextColor(e);
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478 node.setColor(new Color(color.getRed(), color.getGreen(), color.getBlue(), color.getAlpha()));
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480 AffineTransform at = ElementUtils.getTransform(e);
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482 node.setTransform(at);
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484 Alignment halign = e.getHint(ElementHints.KEY_HORIZONTAL_ALIGN);
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485 if (halign != null)
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486 node.setHorizontalAlignment((byte) halign.ordinal());
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487 Alignment valign = e.getHint(ElementHints.KEY_VERTICAL_ALIGN);
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488 if (valign != null)
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489 node.setVerticalAlignment((byte) valign.ordinal());
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491 // String tt = (String) e.getHint(KEY_TOOLTIP_TEXT);
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493 // node.setToolTipText(new String(tt));
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495 ShapeNode shape = e.getHint(KEY_SG_NODE2);
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496 if (shape != null) {
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497 AffineTransform at2 = new AffineTransform(at);
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498 Rectangle2D bounds = node.getBoundsInLocal();
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499 at2.translate(bounds.getMinX(), bounds.getCenterY());
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500 shape.setTransform(at2);
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506 public void cleanup(IElement e) {
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507 TextNode node = (TextNode)e.removeHint(KEY_SG_NODE);
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513 public Rectangle2D getBounds(IElement e, Rectangle2D size) {
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514 TextNode node = (TextNode)e.getHint(KEY_SG_NODE);
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515 if (node != null) {
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516 Rectangle2D bounds = node.getBoundsInLocal();
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517 if (bounds != null) {
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519 size = new Rectangle2D.Double(0, 0, 0, 0);
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520 size.setRect(bounds);
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527 public Shape getElementShape(IElement e) {
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528 Shape shape = new Rectangle2D.Double(0, 0, 0, 0);
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530 TextNode node = (TextNode)e.getHint(KEY_SG_NODE);
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531 if(node != null && node.getBoundsInLocal() != null) {
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532 shape = node.getBoundsInLocal();
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540 public static class Transformer implements Transform, Move, Rotate, Scale, LifeCycle {
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542 private static final long serialVersionUID = -3704887325602085677L;
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544 public static final Transformer INSTANCE = new Transformer(null);
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546 Double aspectRatio;
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548 public Transformer() {
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552 public Transformer(Double aspectRatio) {
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553 this.aspectRatio = aspectRatio;
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557 public Double getFixedAspectRatio(IElement e) {
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558 return aspectRatio;
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562 public Point2D getScale(IElement e) {
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563 AffineTransform at = e.getHint(ElementHints.KEY_TRANSFORM);
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564 return _getScale(at);
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568 public void setScale(IElement e, Point2D newScale) {
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569 // Doesn't work for monitors.
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570 Point2D oldScale = getScale(e);
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571 double sx = newScale.getX() / oldScale.getX();
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572 double sy = newScale.getY() / oldScale.getY();
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573 AffineTransform at = e.getHint(ElementHints.KEY_TRANSFORM);
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574 at = new AffineTransform(at);
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576 e.setHint(ElementHints.KEY_TRANSFORM, at);
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580 public Point2D getMaximumScale(IElement e) {
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585 public Point2D getMinimumScale(IElement e) {
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589 private static Point2D _getScale(AffineTransform at) {
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590 double m00 = at.getScaleX();
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591 double m11 = at.getScaleY();
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592 double m10 = at.getShearY();
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593 double m01 = at.getShearX();
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594 // Project unit vector to canvas
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595 double sx = Math.sqrt(m00 * m00 + m10 * m10);
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596 double sy = Math.sqrt(m01 * m01 + m11 * m11);
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597 return new Point2D.Double(sx, sy);
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601 public void rotate(IElement e, double theta, Point2D origin) {
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602 if (Double.isNaN(theta)) return;
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603 theta = Math.toDegrees(theta);
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604 Double angle = e.getHint(KEY_DIRECTION);
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605 double newAngle = angle != null ? angle+theta : theta;
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606 newAngle = Math.IEEEremainder(newAngle, 360.0);
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607 e.setHint(KEY_DIRECTION, newAngle);
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611 public double getAngle(IElement e) {
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612 Double angle = e.getHint(KEY_DIRECTION);
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613 return angle != null ? Math.toRadians(angle) : 0;
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616 public Point2D getPosition(IElement e) {
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617 AffineTransform at = e.getHint(ElementHints.KEY_TRANSFORM);
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618 Point2D p = new Point2D.Double(at.getTranslateX(), at.getTranslateY());
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623 public void moveTo(IElement e, double x, double y) {
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624 AffineTransform origAt = e.getHint(ElementHints.KEY_TRANSFORM);
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626 AffineTransform result = new AffineTransform(origAt);
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627 result.preConcatenate(AffineTransform.getTranslateInstance(x - origAt.getTranslateX(), y - origAt.getTranslateY()));
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628 e.setHint(ElementHints.KEY_TRANSFORM, result);
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632 public AffineTransform getTransform(IElement e) {
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633 AffineTransform at = e.getHint(ElementHints.KEY_TRANSFORM);
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635 IElement parentElement = e.getHint(ElementHints.KEY_PARENT_ELEMENT);
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636 if (parentElement == null)
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639 Transform parentTransform = parentElement.getElementClass().getSingleItem(Transform.class);
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640 assert(parentTransform!=null);
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642 AffineTransform result = (AffineTransform)at.clone();
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643 AffineTransform parentAT = parentTransform.getTransform(parentElement);
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644 result.preConcatenate(AffineTransform.getTranslateInstance(parentAT.getTranslateX(), parentAT.getTranslateY()));
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650 public void setTransform(IElement e, AffineTransform at) {
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651 e.setHint(ElementHints.KEY_TRANSFORM, at.clone());
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655 public void onElementActivated(IDiagram d, IElement e) {
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659 public void onElementCreated(IElement e) {
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660 e.setHint(ElementHints.KEY_TRANSFORM, new AffineTransform());
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664 public void onElementDeactivated(IDiagram d, IElement e) {
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668 public void onElementDestroyed(IElement e) {
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669 // List<SceneGraph> nodeHandlers = e.getElementClass().getItemsByClass(SceneGraph.class);
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670 // for(SceneGraph n : nodeHandlers) {
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671 // System.out.println("element gone:"+e);
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677 static double getOrientationDelta(IElement e, AffineTransform tr) {
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678 Double angle = e.getHint(KEY_DIRECTION);
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679 if (angle == null || Double.isNaN(angle))
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681 double angrad = Math.toRadians(angle);
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683 Vector2d forcedAxis = new Vector2d(Math.cos(angrad), Math.sin(angrad));
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684 Vector2d x = new Vector2d(tr.getScaleX(), tr.getShearX());
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685 forcedAxis.normalize();
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687 double cosa = forcedAxis.dot(x);
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688 double delta = Math.acos(cosa);
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692 static class MonitorImageFactory implements IFactory<Image> {
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693 private double staticScaleX = 1, staticScaleY = 1;
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695 public MonitorImageFactory(double staticScaleX, double staticScaleY) {
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696 this.staticScaleX = staticScaleX;
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697 this.staticScaleY = staticScaleY;
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701 public Image get() throws ProvisionException {
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705 public class Img extends AbstractImage {
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707 Shape path = align(DEFAULT_HORIZONTAL_MARGIN, DEFAULT_VERTICAL_MARGIN, DEFAULT_HORIZONTAL_ALIGN, DEFAULT_VERTICAL_ALIGN,
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708 new Rectangle2D.Double(0, 0, 50*staticScaleX, 22*staticScaleY));
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711 public int hashCode() {
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712 long temp = Double.doubleToLongBits(staticScaleX);
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713 int result = (int) (temp ^ (temp >>> 32));
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714 temp = Double.doubleToLongBits(staticScaleY);
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715 result = 31 * result + (int) (temp ^ (temp >>> 32));
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720 public boolean equals(Object obj) {
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725 if (getClass() != obj.getClass())
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727 MonitorImageFactory other = (MonitorImageFactory) obj;
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728 return Double.doubleToLongBits(staticScaleX) == Double.doubleToLongBits(other.staticScaleX)
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729 && Double.doubleToLongBits(staticScaleY) != Double.doubleToLongBits(other.staticScaleY);
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733 public Rectangle2D getBounds() {
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734 return path.getBounds2D();
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738 public EnumSet<Feature> getFeatures() {
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739 return EnumSet.of(Feature.Vector);
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743 public Shape getOutline() {
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748 public Node init(G2DParentNode parent) {
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749 TextNode node = parent.getOrCreateNode(""+hashCode(), TextNode.class);
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750 node.init("Drop Me", FONT, Color.BLACK, 0, 0, 0.2);
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751 //node.setSize(50, 22);
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752 node.setBorderWidth(1);
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753 node.setTransform(AffineTransform.getScaleInstance(staticScaleX, staticScaleY));
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754 node.setEditable(false);
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760 static final IProvider<Image> MONITOR_IMAGE =
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761 ProviderUtils.reference(
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762 ProviderUtils.cache(
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763 ProviderUtils.rasterize(
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764 new MonitorImageFactory(0.5, 0.5)
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767 static final StaticSymbol MONITOR_SYMBOL = new StaticSymbolImpl( MONITOR_IMAGE.get() );
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769 static final FillColor FILL_COLOR = new FillColorImpl(DEFAULT_FILL_COLOR);
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771 static final ElementClass MONITOR_CLASS_BASE =
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772 ElementClass.compile(
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773 MonitorHandlerImpl.INSTANCE,
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774 Transformer.INSTANCE,
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775 BorderColorImpl.BLACK,
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777 MonitorSGNode.INSTANCE,
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778 // ClickableImpl.INSTANCE,
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780 TextEditorImpl.INSTANCE,
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781 TextFontImpl.DEFAULT,
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782 TextColorImpl.BLACK,
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783 SimpleElementLayers.INSTANCE,
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784 ParentImpl.INSTANCE
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787 // staticScale{X,Y} define the scale of the static monitor image
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788 public static ElementClass create(double staticScaleX, double staticScaleY, ElementHandler... extraHandlers) {
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789 // Bit of a hack to be able to define the scale
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790 IProvider<Image> staticMonitorSymbolProvider = ProviderUtils.reference(
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791 ProviderUtils.cache(
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794 new MonitorImageFactory(staticScaleX, staticScaleY))));
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795 StaticSymbol staticMonitorSymbol = new StaticSymbolImpl( staticMonitorSymbolProvider.get() );
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796 return MONITOR_CLASS_BASE.newClassWith(staticMonitorSymbol).newClassWith(extraHandlers);
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799 // staticScale{X,Y} define the scale of the static monitor image
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800 public static ElementClass create(IElement parentElement, Map<String, String> substitutions, Object component, String suffix, double staticScaleX, double staticScaleY, ElementHandler... extraHandlers) {
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801 return create(staticScaleX, staticScaleY, extraHandlers)
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803 new Initializer(parentElement, substitutions, component,
\r
804 suffix, parentElement != null ? false : true));
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807 public static Shape arrow(double length, double width, double space) {
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808 Path2D.Double path = new Path2D.Double();
\r
809 path.moveTo(-space, 0);
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810 path.lineTo(-length - space, -width);
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811 path.lineTo(-length - space, +width);
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