98 lines
2.7 KiB
Java
98 lines
2.7 KiB
Java
/*
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* Copyright 2013 Hannes Janetzek
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* Copyright 2016 devemux86
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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.input;
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import android.view.GestureDetector.OnDoubleTapListener;
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import android.view.GestureDetector.OnGestureListener;
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import android.view.MotionEvent;
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import org.oscim.event.Gesture;
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import org.oscim.map.Map;
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public class GestureHandler implements OnGestureListener, OnDoubleTapListener {
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private final AndroidMotionEvent mMotionEvent;
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private final Map mMap;
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// Quick scale (double tap + swipe)
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protected boolean quickScale;
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public GestureHandler(Map map) {
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mMotionEvent = new AndroidMotionEvent();
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mMap = map;
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}
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/* OnGestureListener */
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@Override
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public boolean onSingleTapUp(MotionEvent e) {
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return false;
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}
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@Override
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public void onShowPress(MotionEvent e) {
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}
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@Override
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public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
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return false;
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}
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@Override
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public void onLongPress(MotionEvent e) {
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// Quick scale (no long press)
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if (quickScale)
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return;
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mMap.handleGesture(Gesture.LONG_PRESS, mMotionEvent.wrap(e));
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}
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@Override
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public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
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return false;
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}
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@Override
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public boolean onDown(MotionEvent e) {
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quickScale = false;
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return mMap.handleGesture(Gesture.PRESS, mMotionEvent.wrap(e));
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}
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/* OnDoubleTapListener */
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@Override
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public boolean onSingleTapConfirmed(MotionEvent e) {
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return mMap.handleGesture(Gesture.TAP, mMotionEvent.wrap(e));
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}
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@Override
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public boolean onDoubleTapEvent(MotionEvent e) {
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int action = e.getActionMasked();
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// Quick scale
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quickScale = (action == MotionEvent.ACTION_MOVE);
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return false;
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}
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@Override
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public boolean onDoubleTap(MotionEvent e) {
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return mMap.handleGesture(Gesture.DOUBLE_TAP, mMotionEvent.wrap(e));
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}
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}
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