/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2011, Open Source Geospatial Foundation (OSGeo)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*/
package org.geotools.swing.testutils;
import java.awt.Rectangle;
import java.awt.geom.AffineTransform;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JPanel;
import org.geotools.geometry.jts.ReferencedEnvelope;
import org.geotools.map.MapContent;
import org.geotools.swing.MapPane;
import org.geotools.swing.event.DefaultMapMouseEventDispatcher;
import org.geotools.swing.event.MapMouseEventDispatcher;
import org.geotools.swing.event.MapMouseListener;
import org.geotools.swing.event.MapPaneListener;
import org.geotools.swing.tool.CursorTool;
import org.opengis.geometry.Envelope;
import org.opengis.referencing.crs.CoordinateReferenceSystem;
/**
* Mock map pane class for testing in a headless environment.
*
* @author Michael Bedward
* @since 8.0
*
* @source $URL$
* @version $Id$
*/
public class MockMapPane extends JPanel implements MapPane {
private MapContent mapContent;
private List<MapPaneListener> mapPaneListeners;
private MapMouseEventDispatcher mouseEventDispatcher;
public MockMapPane() {
mapPaneListeners = new ArrayList<MapPaneListener>();
mouseEventDispatcher = new DefaultMapMouseEventDispatcher(this);
}
@Override
public void setMapContent(MapContent content) {
mapContent = content;
mapContent.getViewport().setMatchingAspectRatio(true);
}
@Override
public MapContent getMapContent() {
return mapContent;
}
@Override
public ReferencedEnvelope getDisplayArea() {
return mapContent.getViewport().getBounds();
}
@Override
public void setDisplayArea(Envelope envelope) {
CoordinateReferenceSystem crs = envelope.getCoordinateReferenceSystem();
if (crs == null) {
// assume that it is the current CRS
crs = mapContent.getCoordinateReferenceSystem();
}
ReferencedEnvelope refEnv = new ReferencedEnvelope(
envelope.getMinimum(0), envelope.getMaximum(0),
envelope.getMinimum(1), envelope.getMaximum(1), crs);
mapContent.getViewport().setBounds(refEnv);
}
public void setScreenArea(Rectangle screenArea) {
mapContent.getViewport().setScreenArea(screenArea);
}
@Override
public void reset() {
// do nothing
}
@Override
public AffineTransform getScreenToWorldTransform() {
return mapContent.getViewport().getScreenToWorld();
}
@Override
public AffineTransform getWorldToScreenTransform() {
return mapContent.getViewport().getWorldToScreen();
}
@Override
public void addMapPaneListener(MapPaneListener listener) {
if (listener == null) {
throw new IllegalArgumentException("null listener arg");
}
mapPaneListeners.add(listener);
}
@Override
public void removeMapPaneListener(MapPaneListener listener) {
if (listener != null) {
mapPaneListeners.remove(listener);
}
}
@Override
public void addMouseListener(MapMouseListener listener) {
if (listener == null) {
throw new IllegalArgumentException("null listener arg");
}
mouseEventDispatcher.addMouseListener(listener);
}
@Override
public void removeMouseListener(MapMouseListener listener) {
if (listener != null) {
mouseEventDispatcher.removeMouseListener(listener);
}
}
@Override
public CursorTool getCursorTool() {
return null;
}
@Override
public void setCursorTool(CursorTool tool) {
// empty method
}
@Override
public void moveImage(int dx, int dy) {
// empty method
}
@Override
public MapMouseEventDispatcher getMouseEventDispatcher() {
return mouseEventDispatcher;
}
@Override
public void setMouseEventDispatcher(MapMouseEventDispatcher dispatcher) {
mouseEventDispatcher = dispatcher;
}
}