BE-GRAPH/src/main/org/insa/drawing/MapViewDrawing.java

315 lines
11 KiB
Java

package org.insa.drawing;
import java.awt.Color;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseWheelEvent;
import java.io.File;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;
import javax.swing.JFileChooser;
import javax.swing.filechooser.FileNameExtensionFilter;
import org.insa.drawing.utils.MarkerUtils;
import org.insa.graph.Arc;
import org.insa.graph.Graph;
import org.insa.graph.Path;
import org.insa.graph.Point;
import org.mapsforge.core.graphics.Bitmap;
import org.mapsforge.core.graphics.GraphicFactory;
import org.mapsforge.core.graphics.Paint;
import org.mapsforge.core.graphics.Style;
import org.mapsforge.core.model.BoundingBox;
import org.mapsforge.core.model.LatLong;
import org.mapsforge.core.model.MapPosition;
import org.mapsforge.core.util.LatLongUtils;
import org.mapsforge.map.awt.graphics.AwtGraphicFactory;
import org.mapsforge.map.awt.util.AwtUtil;
import org.mapsforge.map.awt.view.MapView;
import org.mapsforge.map.datastore.MapDataStore;
import org.mapsforge.map.layer.Layers;
import org.mapsforge.map.layer.cache.TileCache;
import org.mapsforge.map.layer.hills.HillsRenderConfig;
import org.mapsforge.map.layer.overlay.Marker;
import org.mapsforge.map.layer.overlay.Polyline;
import org.mapsforge.map.layer.renderer.TileRendererLayer;
import org.mapsforge.map.model.DisplayModel;
import org.mapsforge.map.model.MapViewPosition;
import org.mapsforge.map.model.Model;
import org.mapsforge.map.reader.MapFile;
import org.mapsforge.map.rendertheme.InternalRenderTheme;
public class MapViewDrawing extends MapView implements Drawing {
/**
*
*/
private static final long serialVersionUID = 8606967833704938092L;
// Default path color.
public static final Color DEFAULT_PATH_COLOR = new Color(66, 134, 244);
// Graphic factory.
private static final GraphicFactory GRAPHIC_FACTORY = AwtGraphicFactory.INSTANCE;
// Default tile size.
private static final int DEFAULT_TILE_SIZE = 512;
// List of listeners.
private ArrayList<DrawingClickListener> drawingClickListeners = new ArrayList<>();
// Tile size.
int tileSize;
// Extra layers...
private static class FixedStrokeWidthLayer {
public Paint paint;
public int width;
public FixedStrokeWidthLayer(Paint paint, int width) {
this.paint = paint;
this.width = width;
}
};
ArrayList<FixedStrokeWidthLayer> extraLayers = new ArrayList<>();
public MapViewDrawing() {
getMapScaleBar().setVisible(true);
this.tileSize = DEFAULT_TILE_SIZE;
DisplayModel model = getModel().displayModel;
model.setFixedTileSize(tileSize);
addMouseWheelListener(new MouseAdapter() {
@Override
public void mouseWheelMoved(MouseWheelEvent e) {
for (FixedStrokeWidthLayer f: extraLayers) {
f.paint.setStrokeWidth(getStrokeWidth(f.width));
}
}
});
}
/**
* @param color
* @return
*/
protected int convertColor(Color color) {
return GRAPHIC_FACTORY.createColor(color.getAlpha(), color.getRed(), color.getGreen(), color.getBlue());
}
/**
* @param width
* @return
*/
private int getStrokeWidth(int width) {
byte zoomLevel = getModel().mapViewPosition.getZoomLevel();
int mul = 2;
if (zoomLevel < 8) {
mul = 1;
}
else {
mul += 2 * (zoomLevel - 8) / 3;
}
return width * mul;
}
/**
* @param width
* @param color
* @return
*/
private Paint createPaintStroke(int width, Color color) {
Paint paintStroke = AwtGraphicFactory.INSTANCE.createPaint();
paintStroke.setStyle(Style.STROKE);
if (width != 0) {
paintStroke.setStrokeWidth(getStrokeWidth(width));
}
if (color != null) {
paintStroke.setColor(convertColor(color));
}
return paintStroke;
}
/**
*
* @param color
* @return
*/
private File getMapsforgeFileFromGraph(Graph graph) {
// TODO: Find a way to change this...
Map<Integer, String> idToNames = new HashMap<Integer, String>();
idToNames.put(0x100, "insa");
idToNames.put(0x110, "paris");
idToNames.put(0x200, "mayotte");
idToNames.put(0x250, "newzealand");
idToNames.put(0x300, "reunion");
idToNames.put(0x400, "midip");
idToNames.put(0x410, "morbihan");
File file = null;
if (idToNames.containsKey(graph.getMapId())) {
file = new File("Maps/" + idToNames.get(graph.getMapId()) + ".mapfg");
if (!file.exists()) {
file = new File("Maps/new/" + idToNames.get(graph.getMapId()) + ".mapfg");
}
}
if (file == null || !file.exists()) {
JFileChooser fileChooser = new JFileChooser("Maps/");
fileChooser.setFileFilter(new FileNameExtensionFilter("mapsforge files", "" + "mapfg"));
if (fileChooser.showOpenDialog(this.getParent()) == JFileChooser.APPROVE_OPTION) {
file = fileChooser.getSelectedFile();
}
}
return file;
}
protected LatLong convertPoint(Point point) {
return new LatLong(point.getLatitude(), point.getLongitude());
}
private TileRendererLayer createTileRendererLayer(TileCache tileCache, MapDataStore mapDataStore,
MapViewPosition mapViewPosition, HillsRenderConfig hillsRenderConfig) {
TileRendererLayer tileRendererLayer = new TileRendererLayer(tileCache, mapDataStore, mapViewPosition, false,
true, false, GRAPHIC_FACTORY, hillsRenderConfig) {
@Override
public boolean onTap(LatLong tapLatLong, org.mapsforge.core.model.Point layerXY,
org.mapsforge.core.model.Point tapXY) {
System.out.println("Tap on: " + tapLatLong);
Point pt = new Point(tapLatLong.getLongitude(), tapLatLong.getLatitude());
for (DrawingClickListener listener: MapViewDrawing.this.drawingClickListeners) {
listener.mouseClicked(pt);
}
return true;
}
};
tileRendererLayer.setXmlRenderTheme(InternalRenderTheme.DEFAULT);
return tileRendererLayer;
}
@Override
public void addDrawingClickListener(DrawingClickListener listener) {
this.drawingClickListeners.add(listener);
}
@Override
public void removeDrawingClickListener(DrawingClickListener listener) {
this.drawingClickListeners.remove(listener);
}
@Override
public void clear() {
getLayerManager().getLayers().clear();
extraLayers.clear();
repaint();
}
@Override
public void drawLine(Point from, Point to) {
drawLine(from, to, 0, null);
}
@Override
public void drawLine(Point from, Point to, int width) {
drawLine(from, to, width, null);
}
@Override
public void drawLine(Point from, Point to, int width, Color color) {
Paint paintStroke = createPaintStroke(width, color);
Polyline line = new Polyline(paintStroke, AwtGraphicFactory.INSTANCE);
line.getLatLongs().add(convertPoint(from));
line.getLatLongs().add(convertPoint(to));
getLayerManager().getLayers().add(line);
}
@Override
public void drawMarker(Point point) {
drawMarker(point, Color.GREEN);
}
@Override
public void drawMarker(Point point, Color color) {
Bitmap bitmap = MarkerUtils.getMarkerForColor(color);
Marker marker = new Marker(convertPoint(point), bitmap, 0, -bitmap.getHeight() / 2);
getLayerManager().getLayers().add(marker);
}
@Override
public void drawPoint(Point point, int width, Color color) {
// TODO:
}
@Override
public void drawGraph(Graph graph, GraphPalette palette) {
File graphFile = getMapsforgeFileFromGraph(graph);
// Tile cache
TileCache tileCache = AwtUtil.createTileCache(tileSize, getModel().frameBufferModel.getOverdrawFactor(), 1024,
new File(System.getProperty("java.io.tmpdir"), UUID.randomUUID().toString()));
// Layers
Layers layers = getLayerManager().getLayers();
MapDataStore mapDataStore = new MapFile(graphFile);
TileRendererLayer tileRendererLayer = createTileRendererLayer(tileCache, mapDataStore,
getModel().mapViewPosition, null);
layers.add(tileRendererLayer);
BoundingBox boundingBox = mapDataStore.boundingBox();
final Model model = getModel();
if (model.mapViewPosition.getZoomLevel() == 0 || !boundingBox.contains(model.mapViewPosition.getCenter())) {
byte zoomLevel = LatLongUtils.zoomForBounds(model.mapViewDimension.getDimension(), boundingBox,
model.displayModel.getTileSize());
model.mapViewPosition.setMapPosition(new MapPosition(boundingBox.getCenterPoint(), zoomLevel));
model.mapViewPosition.setZoomLevelMin(zoomLevel);
}
}
@Override
public void drawGraph(Graph graph) {
drawGraph(graph, null);
}
@Override
public void drawPath(Path path, Color color, boolean markers) {
Paint paintStroke = createPaintStroke(1, DEFAULT_PATH_COLOR);
Polyline line = new Polyline(paintStroke, AwtGraphicFactory.INSTANCE);
for (Arc arc: path.getArcs()) {
ArrayList<Point> points = arc.getPoints();
for (int i = 0; i < points.size(); ++i) {
line.getLatLongs().add(new LatLong(points.get(i).getLatitude(), points.get(i).getLongitude()));
}
}
getLayerManager().getLayers().add(line);
extraLayers.add(new FixedStrokeWidthLayer(paintStroke, 1));
if (markers) {
drawMarker(path.getOrigin().getPoint(), DEFAULT_PATH_COLOR);
drawMarker(path.getDestination().getPoint(), DEFAULT_PATH_COLOR);
}
}
@Override
public void drawPath(Path path, Color color) {
drawPath(path, color, true);
}
@Override
public void drawPath(Path path) {
drawPath(path, DEFAULT_PATH_COLOR, true);
}
@Override
public void drawPath(Path path, boolean markers) {
drawPath(path, DEFAULT_PATH_COLOR, markers);
}
}