119 lines
3.1 KiB
Java
119 lines
3.1 KiB
Java
/*
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* Copyright 2012 Hannes Janetzek
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*
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* This file is part of the OpenScienceMap project (http://www.opensciencemap.org).
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*
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* This program is free software: you can redistribute it and/or modify it under the
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* terms of the GNU Lesser General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.oscim.android;
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import org.oscim.android.canvas.AndroidGraphics;
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import org.oscim.android.gl.AndroidGL;
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import org.oscim.android.input.AndroidMotionEvent;
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import org.oscim.android.input.GestureHandler;
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import org.oscim.backend.CanvasAdapter;
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import org.oscim.backend.GLAdapter;
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import org.oscim.map.Map;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import android.content.Context;
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import android.os.Build;
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import android.util.AttributeSet;
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import android.util.DisplayMetrics;
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import android.view.GestureDetector;
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import android.widget.RelativeLayout;
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public class MapView extends RelativeLayout {
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static {
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System.loadLibrary("vtm-jni");
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}
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static final Logger log = LoggerFactory.getLogger(MapView.class);
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protected final AndroidMap mMap;
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protected final GestureDetector mGestureDetector;
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protected final AndroidMotionEvent mMotionEvent;
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public MapView(Context context) {
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this(context, null);
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}
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public MapView(Context context, AttributeSet attributeSet) {
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super(context, attributeSet);
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this.setWillNotDraw(true);
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this.setClickable(true);
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this.setFocusable(true);
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AndroidGraphics.init();
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AndroidAssets.init(context);
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GLAdapter.init(new AndroidGL());
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DisplayMetrics metrics = getResources().getDisplayMetrics();
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CanvasAdapter.dpi = (int) Math.max(metrics.xdpi, metrics.ydpi);
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mMap = new AndroidMap(this);
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if (context instanceof MapActivity)
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((MapActivity) context).registerMapView(this);
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mMap.clearMap();
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mMap.updateMap(false);
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GestureHandler gestureHandler = new GestureHandler(mMap);
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mGestureDetector = new GestureDetector(context, gestureHandler);
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mGestureDetector.setOnDoubleTapListener(gestureHandler);
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mMotionEvent = new AndroidMotionEvent();
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}
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public void onStop() {
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}
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void onPause() {
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mMap.pause(true);
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}
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void onResume() {
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mMap.pause(false);
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}
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@Override
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public boolean onTouchEvent(android.view.MotionEvent motionEvent) {
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if (!isClickable())
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return false;
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if (mGestureDetector.onTouchEvent(motionEvent))
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return true;
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mMap.input.fire(null, mMotionEvent.wrap(motionEvent));
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return true;
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}
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@Override
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protected void onSizeChanged(int width, int height,
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int oldWidth, int oldHeight) {
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super.onSizeChanged(width, height, oldWidth, oldHeight);
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if (width > 0 && height > 0)
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mMap.viewport().setScreenSize(width, height);
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}
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public Map map() {
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return mMap;
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}
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}
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