/*******************************************************************************
 * Copyright (c) 2012, 2013 Association for Decentralized Information Management in
 * Industry THTH ry.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     VTT Technical Research Centre of Finland - initial API and implementation
 *******************************************************************************/
package org.simantics.g3d.vtk.common;

import org.eclipse.jface.viewers.ISelection;
import org.simantics.g3d.scenegraph.IG3DNode;
import org.simantics.g3d.scenegraph.NodeHighlighter;
import org.simantics.g3d.scenegraph.NodeHighlighter.HighlightEventType;

import vtk.vtkPanel;

public class HoverHighlighter extends SelectionHighlighter {


	public HoverHighlighter(vtkPanel panel, VTKNodeMap nodeMap) {
		super(panel, nodeMap);
		
	}
	
	protected void highlight(ISelection s) {
		highlight(s, HighlightEventType.Hover, HighlightEventType.ClearHover);
	}
	
	protected void hilight(IG3DNode node, HighlightEventType type) {
		if (node instanceof NodeHighlighter) {
			((NodeHighlighter)node).highlight(type);
			return;
		}
		if (type == HighlightEventType.Hover) {
			setSelectedColor(node);
		} else if (type == HighlightEventType.ClearHover) {
			setDefaultColor(node);
		}
	}

	protected void setDefaultColor(IG3DNode node) {
		double color[] = new double[]{0,0,0};
		setColor(node, true, color);
	}
	
	protected void setSelectedColor(IG3DNode node) {
		double color[] = new double[]{1,0,1};
		setColor(node, true, color);
	}
	
}