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Symbol rotation (#294)

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This commit is contained in:
Longri
2017-02-16 13:56:35 +01:00
committed by Emux
parent 5aaa2ca96b
commit 981536595f
10 changed files with 509 additions and 35 deletions
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191
vtm-android-example/src/org/oscim/android/test/RotateMarkerOverlayActivity.java Normal file
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@@ -0,0 +1,191 @@
/*
* Copyright 2014 Hannes Janetzek
* Copyright 2016 devemux86
* Copyright 2017 Longri
*
* This file is part of the OpenScienceMap project (http://www.opensciencemap.org).
*
* This program 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, either version 3 of the License, or (at your option) any later version.
*
* This program 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.
*
* You should have received a copy of the GNU Lesser General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.oscim.android.test;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.widget.Toast;
import org.oscim.backend.canvas.Bitmap;
import org.oscim.core.GeoPoint;
import org.oscim.event.Gesture;
import org.oscim.event.GestureListener;
import org.oscim.event.MotionEvent;
import org.oscim.layers.Layer;
import org.oscim.layers.TileGridLayer;
import org.oscim.layers.marker.ItemizedLayer;
import org.oscim.layers.marker.MarkerItem;
import org.oscim.layers.marker.MarkerSymbol;
import org.oscim.layers.marker.MarkerSymbol.HotspotPlace;
import org.oscim.map.Map;
import java.util.ArrayList;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
import java.util.concurrent.atomic.AtomicInteger;
import static org.oscim.android.canvas.AndroidGraphics.drawableToBitmap;
import static org.oscim.tiling.source.bitmap.DefaultSources.STAMEN_TONER;
public class RotateMarkerOverlayActivity extends BitmapTileMapActivity
implements ItemizedLayer.OnItemGestureListener<MarkerItem> {
protected static final boolean BILLBOARDS = true;
protected MarkerSymbol mFocusMarker;
private ItemizedLayer<MarkerItem> markerLayer;
public RotateMarkerOverlayActivity() {
super(STAMEN_TONER.build());
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mBitmapLayer.tileRenderer().setBitmapAlpha(0.5f);
// Map events receiver
mMap.layers().add(new MapEventsReceiver(mMap));
/* directly load bitmap from resources */
Bitmap bitmap = drawableToBitmap(getResources(), R.drawable.marker_poi);
MarkerSymbol symbol;
if (BILLBOARDS)
symbol = new MarkerSymbol(bitmap, HotspotPlace.BOTTOM_CENTER);
else
symbol = new MarkerSymbol(bitmap, HotspotPlace.CENTER, false);
/* another option: use some bitmap drawable */
Drawable d = getResources().getDrawable(R.drawable.marker_focus);
if (BILLBOARDS)
mFocusMarker = new MarkerSymbol(drawableToBitmap(d), HotspotPlace.BOTTOM_CENTER);
else
mFocusMarker = new MarkerSymbol(drawableToBitmap(d), HotspotPlace.CENTER, false);
markerLayer =
new ItemizedLayer<>(mMap, new ArrayList<MarkerItem>(),
symbol, this);
mMap.layers().add(markerLayer);
List<MarkerItem> pts = new ArrayList<>();
for (double lat = -90; lat <= 90; lat += 5) {
for (double lon = -180; lon <= 180; lon += 5)
pts.add(new MarkerItem(lat + "/" + lon, "", new GeoPoint(lat, lon)));
}
markerLayer.addItems(pts);
mMap.layers().add(new TileGridLayer(mMap, getResources().getDisplayMetrics().density));
}
@Override
protected void onResume() {
super.onResume();
/* ignore saved position */
mMap.setMapPosition(0, 0, 1 << 2);
}
Timer timer;
int markerCount = 0;
@Override
public boolean onItemSingleTapUp(int index, final MarkerItem item) {
if (item.getMarker() == null) {
item.setMarker(mFocusMarker);
markerCount++;
final AtomicInteger rotValue = new AtomicInteger(0);
if (timer != null) timer.cancel();
timer = new Timer();
TimerTask timerTask = new TimerTask() {
@Override
public void run() {
float value = (float) (rotValue.incrementAndGet() * 10);
item.setRotation(value);
if (rotValue.get() > 36) rotValue.set(0);
markerLayer.update();
mMap.updateMap(true);
}
};
timer.schedule(timerTask, 1000, 1000);
} else {
item.setMarker(null);
markerCount--;
if (timer != null && markerCount == 0) timer.cancel();
}
Toast.makeText(this, "Marker tap\n" + item.getTitle(), Toast.LENGTH_SHORT).show();
return true;
}
@Override
public boolean onItemLongPress(int index, final MarkerItem item) {
if (item.getMarker() == null) {
item.setMarker(mFocusMarker);
markerCount++;
final AtomicInteger rotValue = new AtomicInteger(0);
if (timer != null) timer.cancel();
timer = new Timer();
TimerTask timerTask = new TimerTask() {
@Override
public void run() {
float value = (float) (rotValue.incrementAndGet() * 10);
item.setRotation(value);
if (rotValue.get() > 36) rotValue.set(0);
markerLayer.update();
mMap.updateMap(true);
}
};
timer.schedule(timerTask, 300, 300);
} else {
item.setMarker(null);
markerCount--;
if (timer != null && markerCount == 0) timer.cancel();
}
Toast.makeText(this, "Marker long press\n" + item.getTitle(), Toast.LENGTH_SHORT).show();
return true;
}
protected class MapEventsReceiver extends Layer implements GestureListener {
MapEventsReceiver(Map map) {
super(map);
}
@Override
public boolean onGesture(Gesture g, MotionEvent e) {
if (g instanceof Gesture.Tap) {
GeoPoint p = mMap.viewport().fromScreenPoint(e.getX(), e.getY());
Toast.makeText(RotateMarkerOverlayActivity.this, "Map tap\n" + p, Toast.LENGTH_SHORT).show();
return true;
}
if (g instanceof Gesture.LongPress) {
GeoPoint p = mMap.viewport().fromScreenPoint(e.getX(), e.getY());
Toast.makeText(RotateMarkerOverlayActivity.this, "Map long press\n" + p, Toast.LENGTH_SHORT).show();
return true;
}
return false;
}
}
}

2
vtm-android-example/src/org/oscim/android/test/Samples.java
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@@ -2,6 +2,7 @@
* Copyright 2010, 2011, 2012, 2013 mapsforge.org
* Copyright 2013 Hannes Janetzek
* Copyright 2016 devemux86
* Copyright 2017 Longri
*
* This file is part of the OpenScienceMap project (http://www.opensciencemap.org).
*
@@ -50,6 +51,7 @@ public class Samples extends Activity {
linearLayout.addView(createLabel("Overlays"));
linearLayout.addView(createButton(MarkerOverlayActivity.class));
linearLayout.addView(createButton(RotateMarkerOverlayActivity.class));
linearLayout.addView(createButton(AtlasMarkerOverlayActivity.class));
linearLayout.addView(createButton(PathOverlayActivity.class));
linearLayout.addView(createButton(LineTexActivity.class));