be-graphes/src/main/org/insa/graphics/drawing/components/MapViewDrawing.java
2018-03-03 13:43:03 +01:00

351 lines
11 KiB
Java

package org.insa.graphics.drawing.components;
import java.awt.Color;
import java.io.File;
import java.util.ArrayList;
import java.util.UUID;
import org.insa.graph.Arc;
import org.insa.graph.Graph;
import org.insa.graph.Path;
import org.insa.graph.Point;
import org.insa.graphics.drawing.Drawing;
import org.insa.graphics.drawing.DrawingClickListener;
import org.insa.graphics.drawing.GraphPalette;
import org.insa.graphics.drawing.overlays.MarkerOverlay;
import org.insa.graphics.drawing.overlays.MarkerUtils;
import org.insa.graphics.drawing.overlays.Overlay;
import org.insa.graphics.drawing.overlays.PathOverlay;
import org.insa.graphics.drawing.overlays.PointSetOverlay;
import org.insa.graphics.drawing.overlays.PolylineAutoScaling;
import org.mapsforge.core.graphics.Bitmap;
import org.mapsforge.core.graphics.GraphicFactory;
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.core.util.Parameters;
import org.mapsforge.map.awt.graphics.AwtBitmap;
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.Layer;
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.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;
/**
* Base Overlay for MapViewDrawing overlays.
*
*/
private abstract class MapViewOverlay implements Overlay {
// Marker associated.
protected Layer[] layers;
public MapViewOverlay(Layer[] layers) {
this.layers = layers;
for (Layer layer: this.layers) {
MapViewDrawing.this.getLayerManager().getLayers().add(layer);
}
}
@Override
public void setVisible(boolean visible) {
for (Layer layer: layers) {
layer.setVisible(visible);
}
}
@Override
public boolean isVisible() {
if (this.layers.length == 0) {
return true;
}
return this.layers[0].isVisible();
}
@Override
public void delete() {
Layers mlayers = MapViewDrawing.this.getLayerManager().getLayers();
for (Layer layer: layers) {
mlayers.remove(layer);
}
}
};
/**
* MarkerOverlay for MapViewDrawing.
*
*/
private class MapViewMarkerOverlay extends MapViewOverlay implements MarkerOverlay {
// Color of this marker
Color color;
public MapViewMarkerOverlay(Marker marker, Color color) {
super(new Layer[] { marker });
this.color = color;
}
@Override
public Point getPoint() {
Marker marker = (Marker) super.layers[0];
return new Point(marker.getLatLong().getLongitude(), marker.getLatLong().getLatitude());
}
@Override
public Color getColor() {
return color;
}
@Override
public void moveTo(Point point) {
Marker marker = (Marker) this.layers[0];
this.delete();
marker = new Marker(convertPoint(point), marker.getBitmap(), marker.getHorizontalOffset(),
marker.getVerticalOffset());
this.layers[0] = marker;
MapViewDrawing.this.getLayerManager().getLayers().add(marker);
}
};
/**
* PathOverlay for MapViewDrawing.
*
*/
private class MapViewPathOverlay extends MapViewOverlay implements PathOverlay {
public MapViewPathOverlay(PolylineAutoScaling path, Marker origin, Marker destination) {
super(new Layer[] { path, origin, destination });
}
public MapViewPathOverlay(PolylineAutoScaling path) {
super(new Layer[] { path });
}
}
/**
* PointSetOverlay for MapViewDrawing - Not currently implemented.
*
*/
private class MapViewPointSetOverlay extends MapViewOverlay implements PointSetOverlay {
public MapViewPointSetOverlay() {
super(new Layer[0]);
}
@Override
public void setColor(Color color) {
}
@Override
public void setWidth(int width) {
}
@Override
public void setWidthAndColor(int width, Color color) {
setWidth(width);
setColor(color);
}
@Override
public void addPoint(Point point) {
}
@Override
public void addPoint(Point point, int width) {
setWidth(width);
addPoint(point);
}
@Override
public void addPoint(Point point, Color color) {
setColor(color);
addPoint(point);
}
@Override
public void addPoint(Point point, int width, Color color) {
setWidth(width);
setColor(color);
addPoint(point);
}
};
// 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
private int tileSize;
public MapViewDrawing() {
super();
Parameters.NUMBER_OF_THREADS = 2;
Parameters.SQUARE_FRAME_BUFFER = false;
getMapScaleBar().setVisible(true);
DisplayModel model = getModel().displayModel;
this.tileSize = DEFAULT_TILE_SIZE;
model.setFixedTileSize(this.tileSize);
this.setZoomLevelMin((byte) 0);
this.setZoomLevelMax((byte) 20);
}
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) {
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();
repaint();
}
protected Marker createMarker(Point point, Color color) {
Bitmap bitmap = new AwtBitmap(MarkerUtils.getMarkerForColor(color));
return new Marker(convertPoint(point), bitmap, 0, -bitmap.getHeight() / 2);
}
@Override
public MarkerOverlay drawMarker(Point point, Color color) {
return new MapViewMarkerOverlay(createMarker(point, color), color);
}
@Override
public PointSetOverlay createPointSetOverlay() {
return new MapViewPointSetOverlay();
}
@Override
public PointSetOverlay createPointSetOverlay(int width, Color color) {
PointSetOverlay ps = new MapViewPointSetOverlay();
ps.setWidthAndColor(width, color);
return ps;
}
public void drawGraph(File file) {
// 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(file);
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));
}
}
@Override
public void drawGraph(Graph graph, GraphPalette palette) {
// drawGraph(graph, null);
}
@Override
public void drawGraph(Graph graph) {
// drawGraph(graph, null);
}
@Override
public PathOverlay drawPath(Path path, Color color, boolean markers) {
PolylineAutoScaling line = new PolylineAutoScaling(1, DEFAULT_PATH_COLOR);
for (Arc arc: path.getArcs()) {
line.add(arc.getPoints());
}
PathOverlay overlay = null;
if (markers) {
Marker origin = createMarker(path.getOrigin().getPoint(), DEFAULT_PATH_COLOR),
destination = createMarker(path.getDestination().getPoint(), DEFAULT_PATH_COLOR);
overlay = new MapViewPathOverlay(line, origin, destination);
}
else {
overlay = new MapViewPathOverlay(line);
}
return overlay;
}
@Override
public PathOverlay drawPath(Path path, Color color) {
return drawPath(path, color, true);
}
@Override
public PathOverlay drawPath(Path path) {
return drawPath(path, DEFAULT_PATH_COLOR, true);
}
@Override
public PathOverlay drawPath(Path path, boolean markers) {
return drawPath(path, DEFAULT_PATH_COLOR, markers);
}
}