Examples with PointOnRectangleInfo org.eclipse.sirius.components.diagrams.layout.incremental.utils.PointOnRectangleInfo used on opensource projects

Example 1 with PointOnRectangleInfo

use of org.eclipse.sirius.components.diagrams.layout.incremental.utils.PointOnRectangleInfo in project sirius-components by eclipse-sirius.

the class IncrementalLayoutEngine method snapBorderNodes.

/**
 * Update the border node by snapping it to the parentRectangle, that is moving it to the closest point of the
 * parentRectangle.
 *
 * @param borderNodesLayoutData
 *            the border nodes which position is given in the rectangle upper right corner coordinates system
 * @return for each side of the given parentRectangle, the list of the updates border node
 */
private List<BorderNodesOnSide> snapBorderNodes(List<NodeLayoutData> borderNodesLayoutData, Size parentRectangle, ISiriusWebLayoutConfigurator layoutConfigurator) {
    EnumMap<RectangleSide, List<NodeLayoutData>> borderNodesPerSide = new EnumMap<>(RectangleSide.class);
    Geometry geometry = new Geometry();
    for (NodeLayoutData borderNodeLayoutData : borderNodesLayoutData) {
        double portOffset = layoutConfigurator.configureByType(borderNodeLayoutData.getNodeType()).getProperty(CoreOptions.PORT_BORDER_OFFSET).doubleValue();
        Bounds borderNodeRectangle = Bounds.newBounds().position(borderNodeLayoutData.getPosition()).size(borderNodeLayoutData.getSize()).build();
        PointOnRectangleInfo borderNodePositionOnSide = geometry.snapBorderNodeOnRectangle(borderNodeRectangle, parentRectangle, portOffset);
        // update the border node
        borderNodeLayoutData.setPosition(borderNodePositionOnSide.getPosition());
        borderNodesPerSide.computeIfAbsent(borderNodePositionOnSide.getSide(), side -> new ArrayList<>());
        borderNodesPerSide.get(borderNodePositionOnSide.getSide()).add(borderNodeLayoutData);
    }
    // @formatter:off
    return borderNodesPerSide.entrySet().stream().map(entry -> new BorderNodesOnSide(entry.getKey(), entry.getValue())).collect(Collectors.toList());
// @formatter:on
}