gerrit.simantics Code Review - simantics/district.git/blob

   1 package org.simantics.district.network.ui.nodes;
   2
   3 import java.awt.BasicStroke;
   4 import java.awt.Color;
   5 import java.awt.Graphics2D;
   6 import java.awt.RenderingHints;
   7 import java.awt.geom.AffineTransform;
   8 import java.awt.geom.Point2D;
   9 import java.awt.geom.Rectangle2D;
  10 import java.util.List;
  11 import java.util.Optional;
  12
  13 import org.simantics.district.network.ui.adapters.DistrictNetworkVertex;
  14 import org.simantics.maps.MapScalingTransform;
  15 import org.simantics.scenegraph.INode;
  16 import org.simantics.scenegraph.ISelectionPainterNode;
  17 import org.simantics.scenegraph.g2d.G2DNode;
  18 import org.simantics.scenegraph.g2d.G2DParentNode;
  19 import org.simantics.scenegraph.g2d.G2DRenderingHints;
  20 import org.simantics.scenegraph.g2d.IG2DNode;
  21 import org.simantics.scenegraph.g2d.nodes.SVGNode;
  22 import org.simantics.scenegraph.utils.GeometryUtils;
  23 import org.simantics.scenegraph.utils.NodeUtil;
  24
  25 public class DistrictNetworkVertexNode extends G2DParentNode implements ISelectionPainterNode, HoverSensitiveNode {
  26
  27     //private static final Logger LOGGER = LoggerFactory.getLogger(DistrictNetworkVertexNode.class);
  28
  29     private static final long serialVersionUID = -2641639101400236719L;
  30
  31     private static final double left = -15;
  32     private static final double top = left;
  33     public static final double width = 30;
  34     private static final double height = width;
  35
  36     private static final BasicStroke STROKE           = new BasicStroke((float)width, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND);
  37     private static final Color       SELECTION_COLOR  = new Color(255, 0, 255, 96);
  38
  39     private static final Rectangle2D NORMAL = new Rectangle2D.Double(left, top, width, height);
  40     private static final Rectangle2D HOVERED = new Rectangle2D.Double(left * 2, top * 2, width * 2, height * 2);
  41
  42     private DistrictNetworkVertex vertex;
  43
  44     private static boolean scaleStroke = true;
  45     private boolean hover;
  46
  47     private Color color;
  48     private transient Color dynamicColor;
  49
  50     private Rectangle2D bounds;
  51     private transient Point2D point;
  52     private transient Rectangle2D rect;
  53     private transient AffineTransform symbolTransform;
  54
  55     private double nodeSize = 1.0;
  56
  57     private boolean hidden = false;
  58
  59     @Override
  60     public void init() {
  61         setZIndex(2);
  62     }
  63
  64     @Override
  65     public void render(Graphics2D g2d) {
  66         AffineTransform ot = null;
  67         AffineTransform t = getTransform();
  68         double viewScaleRecip = scaleStroke ? (Double) g2d.getRenderingHint(DistrictRenderingHints.KEY_VIEW_SCALE_RECIPROCAL_UNDER_SPATIAL_ROOT) : 1.0;
  69         if (t != null && !t.isIdentity()) {
  70             //ot = g2d.getTransform();
  71             ot = (AffineTransform) g2d.getRenderingHint(G2DRenderingHints.KEY_TRANSFORM_UNDER_SPATIAL_ROOT);
  72             if (ot == null)
  73                 ot = g2d.getTransform();
  74             g2d.transform(t);
  75
  76             if (scaleStroke) {
  77                 AffineTransform work = DistrictNetworkNodeUtils.sharedTransform.get();
  78                 work.setTransform(ot);
  79                 work.concatenate(t);
  80                 viewScaleRecip = DistrictNetworkNodeUtils.calculateScaleRecip(work);
  81             }
  82         }
  83
  84         // Translate lat and lon to X and Y
  85         Point2D p = point = DistrictNetworkNodeUtils.calculatePoint2D(vertex.getPoint(), point);
  86
  87         if (!hidden && nodeSize > 0.0) {
  88             Object oaaHint = null;
  89             Object aaHint = g2d.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
  90             if (aaHint != RenderingHints.VALUE_ANTIALIAS_OFF) {
  91                 oaaHint = aaHint;
  92                 g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);
  93             }
  94
  95             Color oldColor = g2d.getColor();
  96             Color newColor = dynamicColor != null ? dynamicColor : color;
  97             boolean changeColor = !oldColor.equals(newColor);
  98
  99             double scaleRecip = viewScaleRecip * nodeSize;
 100
 101             Rectangle2D toDraw = rect = DistrictNetworkNodeUtils.calculateDrawnGeometry(p, hover ? HOVERED : NORMAL, rect, scaleRecip);
 102
 103             if (NodeUtil.isSelected(this, 1)) {
 104                 changeColor = true;
 105                 g2d.setColor(SELECTION_COLOR);
 106                 BasicStroke ss = GeometryUtils.scaleStroke(STROKE, (float)viewScaleRecip);
 107                 g2d.setStroke(ss);
 108                 g2d.draw(toDraw);
 109             }
 110
 111             // render
 112             if (changeColor)
 113                 g2d.setColor(newColor);
 114             g2d.fill(toDraw);
 115
 116             // Reset settings
 117             if (changeColor)
 118                 g2d.setColor(oldColor);
 119             if (oaaHint != null)
 120                 g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, aaHint);
 121         }
 122
 123         // Render SVG symbol
 124         for (INode nn : getNodes()) {
 125             G2DNode g2dNode = (G2DNode)nn;
 126             if (nn instanceof SVGNode) {
 127                 Rectangle2D toDraw = rect = DistrictNetworkNodeUtils.calculateDrawnGeometry(p, hover ? HOVERED : NORMAL, rect, viewScaleRecip);
 128                 symbolTransform = DistrictNetworkNodeUtils.getTransformToRectangle(toDraw, symbolTransform);
 129                 g2dNode.setTransform(symbolTransform);
 130             }
 131
 132             g2dNode.render(g2d);
 133         }
 134
 135         if (ot != null)
 136             g2d.setTransform(ot);
 137     }
 138
 139     @Override
 140     public Rectangle2D getBounds() {
 141         return super.getBounds();
 142     }
 143
 144     @Override
 145     public Rectangle2D getBoundsInLocal() {
 146         updateBounds();
 147         return bounds;
 148     }
 149
 150     private void updateBounds() {
 151         Rectangle2D oldBounds = bounds;
 152         if (oldBounds == null)
 153             oldBounds = new Rectangle2D.Double();
 154         bounds = calculateBounds(oldBounds);
 155     }
 156
 157     @Override
 158     public void setTransform(AffineTransform transform) {
 159         super.setTransform(transform);
 160         // Update bounds
 161         updateBounds();
 162     }
 163
 164     private Rectangle2D calculateBounds(Rectangle2D rect) {
 165         Point2D calcPoint = DistrictNetworkNodeUtils.calculatePoint2D(vertex.getPoint(), point);
 166         AffineTransform at = NodeUtil.getLocalToGlobalTransform(this);
 167         at.concatenate(MapScalingTransform.INSTANCE);
 168         double x = calcPoint.getX();
 169         double y = calcPoint.getY();
 170         double scaleRecip = DistrictNetworkNodeUtils.calculateScaleRecip(at);
 171         double widthh = width * scaleRecip * nodeSize;
 172         double heighth = height * scaleRecip * nodeSize;
 173         if (rect == null)
 174             rect = new Rectangle2D.Double();
 175         rect.setRect(x - widthh/2, y - heighth/2, widthh, heighth);
 176         return rect;
 177     }
 178
 179     public void setVertex(DistrictNetworkVertex vertex) {
 180         this.vertex = vertex;
 181         updateBounds();
 182     }
 183
 184     public DistrictNetworkVertex getVertex() {
 185         return vertex;
 186     }
 187
 188     @Override
 189     public boolean hover(boolean hover, boolean isConnectionTool) {
 190         // Only react to hover when the connection tool is active
 191         boolean doHover = hover && isConnectionTool;
 192         boolean changed = this.hover != doHover;
 193         this.hover = doHover;
 194
 195         for (IG2DNode child : getNodes()) {
 196             if (child instanceof HoverSensitiveNode)
 197                 changed = ((HoverSensitiveNode)child).hover(hover, isConnectionTool) || changed;
 198         }
 199
 200         return changed;
 201     }
 202
 203     @Override
 204     public void setMousePosition(Point2D p) {
 205         for (IG2DNode child : getNodes()) {
 206             if (child instanceof HoverSensitiveNode)
 207                 ((HoverSensitiveNode) child).setMousePosition(p);
 208         }
 209     }
 210
 211     public void setColor(Color color) {
 212         this.color = color;
 213     }
 214
 215     public Color getColor() {
 216         return color;
 217     }
 218
 219     @PropertySetter(value = "SVG")
 220     public void setSVG(String value) {
 221         for (INode nn : this.getNodes())
 222             if (nn instanceof SVGNode)
 223                 ((SVGNode)nn).setData(value);
 224     }
 225
 226
 227     @PropertySetter(value = "size")
 228     public void setSize(Double size) {
 229         boolean changed = false;
 230         if (size != null) {
 231             changed = size != this.nodeSize;
 232             this.nodeSize = size;
 233         } else {
 234             changed = this.nodeSize != 1.0;
 235             this.nodeSize = 1.0;
 236         }
 237         if (changed)
 238             updateBounds();
 239     }
 240
 241     @PropertySetter(value = "dynamicColor")
 242     public void setDynamicColor(Color color) {
 243         this.dynamicColor = color;
 244     }
 245
 246     @PropertySetter(value = "hidden")
 247     public void setHidden(Boolean value) {
 248         this.hidden = value;
 249     }
 250
 251     public void setStaticInformation(Optional<String> staticInformation) {
 252         DistrictNetworkStaticInfoNode child = getOrCreateNode(DistrictNetworkStaticInfoNode.NODE_KEY, DistrictNetworkStaticInfoNode.class);
 253         Point2D calculatePoint2D = DistrictNetworkNodeUtils.calculatePoint2D(vertex.getPoint(), null);
 254         child.setLocation(calculatePoint2D, new Point2D.Double(1.0, 0.0));
 255         if (staticInformation.isPresent()) {
 256             child.setInfo(staticInformation.get());
 257         } else {
 258             child.setInfo(null);
 259         }
 260     }
 261
 262     public void setInSimulation(Optional<Boolean> isInSimulation) {
 263         if (!isInSimulation.isPresent()) {
 264             removeNode(NotInSimulationNode.NODE_NAME);
 265         } else {
 266             NotInSimulationNode child = getOrCreateNode(NotInSimulationNode.NODE_NAME, NotInSimulationNode.class);
 267             child.setZIndex(1000);
 268             child.setIsInSimulation(isInSimulation.get());
 269         }
 270     }
 271
 272     public void setConnectionLinePoints(List<Point2D> points) {
 273         if (points == null) {
 274             removeNode(ConnectionLineNode.NODE_NAME);
 275         } else {
 276             ConnectionLineNode child = getOrCreateNode(ConnectionLineNode.NODE_NAME, ConnectionLineNode.class);
 277             child.setZIndex(0);
 278             child.setStrokeWidth(2.f);
 279             child.setPoints(points);
 280         }
 281     }
 282 }