import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
-import java.awt.Stroke;
import java.awt.geom.AffineTransform;
+import java.awt.geom.Line2D;
import java.awt.geom.Path2D;
import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;
import org.simantics.district.network.ModelledCRS;
import org.simantics.district.network.ui.DistrictNetworkEdge;
+import org.simantics.district.network.ui.adapters.DistrictNetworkEdgeElementFactory;
+import org.simantics.scenegraph.INode;
+import org.simantics.scenegraph.ISelectionPainterNode;
import org.simantics.scenegraph.g2d.G2DNode;
+import org.simantics.scenegraph.g2d.G2DParentNode;
+import org.simantics.scenegraph.g2d.G2DRenderingHints;
+import org.simantics.scenegraph.g2d.nodes.SVGNode;
import org.simantics.scenegraph.utils.GeometryUtils;
import org.simantics.scenegraph.utils.NodeUtil;
-public class DistrictNetworkEdgeNode extends G2DNode {
+public class DistrictNetworkEdgeNode extends G2DParentNode implements ISelectionPainterNode {
private static final long serialVersionUID = 8049769475036519806L;
-
- private static final Stroke SELECTION_STROKE = new BasicStroke(1f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER);
- private static final Color SELECTION_COLOR = new Color(255, 0, 255, 96);
-
+
+ public static final BasicStroke STROKE = new BasicStroke(4, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND);
+ private static final Color SELECTION_COLOR = new Color(255, 0, 255, 96);
+
private DistrictNetworkEdge edge;
private Rectangle2D bounds;
-
- private static final Stroke STROKE = new BasicStroke(4, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND);
- private boolean scaleStroke = true;
+ private transient Path2D path;
+ private transient Path2D detailedPath;
- private Color color;
+ private transient int zoomLevel = 0;
+ static final boolean scaleStroke = true;
+ private Color color;
private Double stroke;
+ private transient Color dynamicColor = null;
+
+ // Dimensions for shut-off valve symbol
+ private static final double left = -0.25;
+ private static final double top = -0.25;
+ private static final double width = 0.5;
+ private static final double height = 0.5;
+
+ private static final Rectangle2D NORMAL = new Rectangle2D.Double(left, top, width, height);
+
+ private transient Point2D centerPoint;
+ private transient Point2D detailedCenterPoint;
+ private transient Point2D direction;
+ private transient Point2D detailedDirection;
+
+ private transient Rectangle2D symbolRect;
+ private transient AffineTransform symbolTransform;
+
+ private boolean hidden = false;
+
+ private static double startX;
+ private static double startY;
+ private static double endX;
+ private static double endY;
@Override
public void init() {
}
-
+
@Override
public void render(Graphics2D g2d) {
-
AffineTransform ot = null;
AffineTransform t = getTransform();
+ double scale = scaleStroke ? (Double) g2d.getRenderingHint(DistrictRenderingHints.KEY_VIEW_SCALE_UNDER_SPATIAL_ROOT) : 1.0;
if (t != null && !t.isIdentity()) {
- ot = g2d.getTransform();
- g2d.transform(getTransform());
+ //ot = g2d.getTransform();
+ ot = (AffineTransform) g2d.getRenderingHint(G2DRenderingHints.KEY_TRANSFORM_UNDER_SPATIAL_ROOT);
+ if (ot == null)
+ ot = g2d.getTransform();
+ g2d.transform(t);
+ if (scaleStroke) {
+ AffineTransform work = DistrictNetworkNodeUtils.sharedTransform.get();
+ work.setTransform(ot);
+ work.concatenate(t);
+ scale = DistrictNetworkNodeUtils.getScale(work);
+ }
}
-
- Object aaHint = g2d.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
- g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
-
- Color oldColor = g2d.getColor();
- BasicStroke oldStroke = (BasicStroke) g2d.getStroke();
-// boolean selected = isSelected();
-// if (selected) {
-// Path2D selectionPath = edge.getPath();
-// Shape selectionShape = SELECTION_STROKE.createStrokedShape(selectionPath);
-// g2d.setColor(SELECTION_COLOR);
-// g2d.fill(selectionShape);
-// }
-//
- g2d.setColor(color);
- if (STROKE != null) {
- if (scaleStroke && STROKE instanceof BasicStroke) {
- double str;
- if (stroke != null)
- str = stroke;
- else
- str = 1.0;
- BasicStroke bs = GeometryUtils.scaleStroke(STROKE, (float) (str / GeometryUtils.getScale(g2d.getTransform())));
- g2d.setStroke(bs);
+
+ zoomLevel = (Integer) g2d.getRenderingHint(DistrictRenderingHints.KEY_VIEW_ZOOM_LEVEL);
+
+ if (!hidden) {
+ Object aaHint = g2d.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
+ g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
+
+ Color oldColor = g2d.getColor();
+ BasicStroke oldStroke = (BasicStroke) g2d.getStroke();
+
+ BasicStroke bs = null;
+ if (scaleStroke) {
+ bs = GeometryUtils.scaleStroke(STROKE, getStrokeWidth(scale));
} else {
- g2d.setStroke(STROKE);
+ bs = STROKE;
+ }
+
+ Path2D path = renderDetailed(zoomLevel) ? this.detailedPath : this.path;
+
+ if (isSelected()) {
+ g2d.setColor(SELECTION_COLOR);
+ g2d.setStroke(GeometryUtils.scaleAndOffsetStrokeWidth(bs, 1.f, (float)(2 * STROKE.getLineWidth() / scale)));
+ g2d.draw(path);
+ }
+
+ g2d.setColor(dynamicColor != null ? dynamicColor : color);
+ g2d.setStroke(bs);
+ g2d.draw(path);
+
+ // Reset
+ g2d.setStroke(oldStroke);
+ g2d.setColor(oldColor);
+ g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, aaHint);
+ }
+
+ Point2D centerP = getCenterPoint(zoomLevel);
+ for (INode nn : getNodes()) {
+ G2DNode g2dNode = (G2DNode) nn;
+ if (g2dNode instanceof SVGNode) {
+ // If the node is hidden from the start, then the center point cannot be calculated yet.
+ if (!isDefined(centerP))
+ break;
+
+ // Render SVG symbol
+ double viewScaleRecip = scaleStroke ? 10 / scale : 10;
+ symbolRect = DistrictNetworkNodeUtils.calculateDrawnGeometry(centerP, NORMAL, symbolRect, viewScaleRecip);
+ symbolTransform = DistrictNetworkNodeUtils.getTransformToRectangle(symbolRect, symbolTransform);
+ g2dNode.setTransform(symbolTransform);
}
+ g2dNode.render(g2d);
}
- g2d.draw(calculatePath(edge));
-
- // Reset
- g2d.setStroke(oldStroke);
- g2d.setColor(oldColor);
- g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, aaHint);
-
if (ot != null)
g2d.setTransform(ot);
}
+
+ static boolean isDefined(Point2D p) {
+ return p != null && !(Double.isNaN(p.getX()) || Double.isNaN(p.getY()));
+ }
+
+ boolean renderDetailed(int zoomLevel) {
+ return zoomLevel > 13;
+ }
+
+ public float getStrokeWidth(AffineTransform tr, boolean selection) {
+ double scale = DistrictNetworkNodeUtils.getScale(tr);
+ float width = STROKE.getLineWidth() * getStrokeWidth(scale);
+ if (selection) width = width + (float) (2 * STROKE.getLineWidth() / scale);
+ return width;
+ }
- public static Path2D calculatePath(DistrictNetworkEdge edge) {
- // Convert to screen coordinates
- double startX = ModelledCRS.longitudeToX(edge.getStartPoint().getX());
- double startY = ModelledCRS.latitudeToY(-edge.getStartPoint().getY()); // Invert for Simantics
- double endX = ModelledCRS.longitudeToX(edge.getEndPoint().getX());
- double endY = ModelledCRS.latitudeToY(-edge.getEndPoint().getY());// Invert for Simantics
-
- // render
- Path2D path = new Path2D.Double();
- path.moveTo(startX, startY);
- path.lineTo(endX, endY);
- return path;
+ private float getStrokeWidth(double scale) {
+ if (scaleStroke) {
+ double str = stroke != null ? Math.abs(stroke) : 1.0;
+ float strokeWidth = (float) (str / scale);
+ return strokeWidth;
+ }
+ else {
+ return 1.f;
+ }
+ }
+
+ public Path2D getPath() {
+ return renderDetailed(zoomLevel) ? detailedPath : path;
+ }
+
+ public Point2D getCenterPoint(int zoomLevel) {
+ return renderDetailed(zoomLevel) ? detailedCenterPoint : centerPoint;
+ }
+
+ public Point2D getDirection(int zoomLevel) {
+ return renderDetailed(zoomLevel) ? detailedDirection : direction;
+ }
+
+ public static Path2D calculatePath(DistrictNetworkEdge edge, Path2D result, boolean detailed) {
+ startX = ModelledCRS.longitudeToX(edge.getStartPoint().getX());
+ startY = ModelledCRS.latitudeToY(-edge.getStartPoint().getY());
+ endX = ModelledCRS.longitudeToX(edge.getEndPoint().getX());
+ endY = ModelledCRS.latitudeToY(-edge.getEndPoint().getY());
+
+ if (result == null) {
+ result = new Path2D.Double();
+ } else {
+ result.reset();
+ }
+ result.moveTo(startX, startY);
+ if (detailed) {
+ double[] detailedGeometry = edge.getGeometry();
+ if (detailedGeometry != null && !DistrictNetworkEdgeElementFactory.EMPTY.equals(detailedGeometry)) {
+ // ok, lets do this
+ for (int i = 0; i < detailedGeometry.length; i += 2) {
+ double x = ModelledCRS.longitudeToX(detailedGeometry[i]);
+ double y = ModelledCRS.latitudeToY(-detailedGeometry[i+1]);// Invert for Simantics
+ result.lineTo(x, y);
+ }
+ }
+ }
+ result.lineTo(endX, endY);
+ return result;
}
private boolean isSelected() {
public Rectangle2D getBoundsInLocal() {
return bounds;
}
-
+
private void updateBounds() {
Rectangle2D oldBounds = bounds;
if (oldBounds == null)
bounds = calculateBounds(oldBounds);
}
+ /**
+ * Calculates conservative bounds of the node provided by
+ * <code>detailedPath</code>. These might be larger than the simplified bounds
+ * of <code>path</code> but the conservative bounds ensure that spatial
+ * optimizations work properly.
+ */
private Rectangle2D calculateBounds(Rectangle2D rect) {
- return calculatePath(edge).getBounds2D();
+ if (detailedPath == null)
+ detailedPath = calculatePath(edge, detailedPath, true);
+ return detailedPath.getBounds2D();
}
public void setDNEdge(DistrictNetworkEdge edge) {
this.edge = edge;
+ path = calculatePath(edge, path, false);
+ detailedPath = calculatePath(edge, detailedPath, true);
+
+ centerPoint = new Point2D.Double();
+ detailedCenterPoint = new Point2D.Double();
+ direction = new Point2D.Double();
+ detailedDirection = new Point2D.Double();
+
+ DistrictNetworkNodeUtils.calculateCenterPointAndDirection(path, centerPoint, direction);
+ DistrictNetworkNodeUtils.calculateCenterPointAndDirection(detailedPath, detailedCenterPoint, detailedDirection);
+
updateBounds();
}
public void setColor(Color color) {
this.color = color;
}
-
+
public Color getColor() {
return color;
}
@PropertySetter(value = "stroke")
public void setStroke(Double stroke) {
- this.stroke = stroke / 100;
+ this.stroke = stroke;
+ }
+
+ @PropertySetter(value = "dynamicColor")
+ public void setDynamicColor(Color color) {
+ this.dynamicColor = color;
+ }
+
+ @PropertySetter(value = "arrowLength")
+ public void setArrowLength(Double length) {
+ // find if there is a child deferred arrow node
+ DistrictNetworkEdgeArrayNode child = getOrCreateNode(DistrictNetworkEdgeArrayNode.NODE_KEY, DistrictNetworkEdgeArrayNode.class);
+ child.setEdgeNode(this);
+ child.setArrowLength(length);
+ //arrowLength = length;
+ }
+
+ @PropertySetter(value = "SVG")
+ public void setSVG(String value) {
+ for (INode nn : this.getNodes())
+ if (nn instanceof SVGNode)
+ ((SVGNode)nn).setData(value);
+ }
+
+ @PropertySetter(value = "hidden")
+ public void setHidden(Boolean value) {
+ this.hidden = value;
}
}