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/**
* Copyright (c) The openTCS Authors.
*
* This program is free software and subject to the MIT license. (For details,
* see the licensing information (LICENSE.txt) you should have received with
* this copy of the software.)
*/
package org.opentcs.guing.common.util;
import static java.util.Objects.requireNonNull;
import jakarta.inject.Inject;
import java.awt.geom.Rectangle2D;
import java.util.List;
import org.jhotdraw.draw.Figure;
import org.opentcs.guing.base.model.elements.BlockModel;
import org.opentcs.guing.common.components.drawing.OpenTCSDrawingEditor;
import org.opentcs.guing.common.components.drawing.OpenTCSDrawingView;
import org.opentcs.guing.common.persistence.ModelManager;
/**
* A helper for selecting blocks/block elements.
*/
public class BlockSelector {
/**
* The application's model manager.
*/
private final ModelManager modelManager;
/**
* The application's drawing editor.
*/
private final OpenTCSDrawingEditor drawingEditor;
/**
* Creates a new instance.
*
* @param modelManager The application's model manager.
* @param drawingEditor The application's drawing editor.
*/
@Inject
public BlockSelector(ModelManager modelManager, OpenTCSDrawingEditor drawingEditor) {
this.modelManager = requireNonNull(modelManager, "modelManager");
this.drawingEditor = requireNonNull(drawingEditor, "drawingEditor");
}
/**
* Called when a block was selected, for instance in the tree view.
* Should select all figures in the drawing view belonging to the block.
*
* @param block The selected block.
*/
public void blockSelected(BlockModel block) {
requireNonNull(block, "block");
Rectangle2D r = null;
List blockElementFigures
= ModelComponentUtil.getChildFigures(block, modelManager.getModel());
for (Figure figure : blockElementFigures) {
Rectangle2D displayBox = figure.getDrawingArea();
if (r == null) {
r = displayBox;
}
else {
r.add(displayBox);
}
}
if (r != null) {
OpenTCSDrawingView drawingView = drawingEditor.getActiveView();
drawingView.clearSelection();
for (Figure figure : blockElementFigures) {
drawingView.addToSelection(figure);
}
drawingView.updateBlock(block);
}
}
}
