/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; -*- * ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is Mozilla Android code. * * The Initial Developer of the Original Code is Mozilla Foundation. * Portions created by the Initial Developer are Copyright (C) 2009-2010 * the Initial Developer. All Rights Reserved. * * Contributor(s): * Vladimir Vukicevic * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ package org.mozilla.gecko; import android.os.*; import android.app.*; import android.view.*; import android.content.*; import android.graphics.*; import android.widget.*; import android.hardware.*; import android.location.*; import android.util.FloatMath; import android.util.DisplayMetrics; import android.util.Log; /* We're not allowed to hold on to most events given to us * so we save the parts of the events we want to use in GeckoEvent. * Fields have different meanings depending on the event type. */ public class GeckoEvent { public static final int INVALID = -1; public static final int NATIVE_POKE = 0; public static final int KEY_EVENT = 1; public static final int MOTION_EVENT = 2; public static final int ORIENTATION_EVENT = 3; public static final int ACCELERATION_EVENT = 4; public static final int LOCATION_EVENT = 5; public static final int IME_EVENT = 6; public static final int DRAW = 7; public static final int SIZE_CHANGED = 8; public static final int ACTIVITY_STOPPING = 9; public static final int ACTIVITY_PAUSING = 10; public static final int ACTIVITY_SHUTDOWN = 11; public static final int LOAD_URI = 12; public static final int SURFACE_CREATED = 13; public static final int SURFACE_DESTROYED = 14; public static final int GECKO_EVENT_SYNC = 15; public static final int ACTIVITY_START = 17; public static final int SAVE_STATE = 18; public static final int BROADCAST = 19; public static final int VIEWPORT = 20; public static final int VISITED = 21; public static final int NETWORK_CHANGED = 22; public static final int PROXIMITY_EVENT = 23; public static final int IME_COMPOSITION_END = 0; public static final int IME_COMPOSITION_BEGIN = 1; public static final int IME_SET_TEXT = 2; public static final int IME_GET_TEXT = 3; public static final int IME_DELETE_TEXT = 4; public static final int IME_SET_SELECTION = 5; public static final int IME_GET_SELECTION = 6; public static final int IME_ADD_RANGE = 7; public static final int IME_RANGE_CARETPOSITION = 1; public static final int IME_RANGE_RAWINPUT = 2; public static final int IME_RANGE_SELECTEDRAWTEXT = 3; public static final int IME_RANGE_CONVERTEDTEXT = 4; public static final int IME_RANGE_SELECTEDCONVERTEDTEXT = 5; public static final int IME_RANGE_UNDERLINE = 1; public static final int IME_RANGE_FORECOLOR = 2; public static final int IME_RANGE_BACKCOLOR = 4; public int mType; public int mAction; public long mTime; public Point[] mPoints; public int[] mPointIndicies; public int mPointerIndex; public float[] mOrientations; public float[] mPressures; public Point[] mPointRadii; public Rect mRect; public double mX, mY, mZ; public double mAlpha, mBeta, mGamma; public double mDistance; public int mMetaState, mFlags; public int mKeyCode, mUnicodeChar; public int mOffset, mCount; public String mCharacters, mCharactersExtra; public int mRangeType, mRangeStyles; public int mRangeForeColor, mRangeBackColor; public Location mLocation; public Address mAddress; public double mBandwidth; public boolean mCanBeMetered; public int mNativeWindow; public GeckoEvent() { mType = NATIVE_POKE; } public GeckoEvent(int evType) { mType = evType; } public GeckoEvent(KeyEvent k) { mType = KEY_EVENT; mAction = k.getAction(); mTime = k.getEventTime(); mMetaState = k.getMetaState(); mFlags = k.getFlags(); mKeyCode = k.getKeyCode(); mUnicodeChar = k.getUnicodeChar(); mCharacters = k.getCharacters(); } public GeckoEvent(MotionEvent m) { mType = MOTION_EVENT; mAction = m.getAction(); mTime = m.getEventTime(); mMetaState = m.getMetaState(); switch (mAction & MotionEvent.ACTION_MASK) { case MotionEvent.ACTION_CANCEL: case MotionEvent.ACTION_UP: case MotionEvent.ACTION_POINTER_UP: case MotionEvent.ACTION_POINTER_DOWN: case MotionEvent.ACTION_DOWN: case MotionEvent.ACTION_MOVE: { mCount = m.getPointerCount(); mPoints = new Point[mCount]; mPointIndicies = new int[mCount]; mOrientations = new float[mCount]; mPressures = new float[mCount]; mPointRadii = new Point[mCount]; mPointerIndex = (mAction & MotionEvent.ACTION_POINTER_INDEX_MASK) >> MotionEvent.ACTION_POINTER_INDEX_SHIFT; for (int i = 0; i < mCount; i++) { addMotionPoint(i, i, m); } break; } default: { mCount = 0; mPointerIndex = -1; mPoints = new Point[mCount]; mPointIndicies = new int[mCount]; mOrientations = new float[mCount]; mPressures = new float[mCount]; mPointRadii = new Point[mCount]; } } } public void addMotionPoint(int index, int eventIndex, MotionEvent event) { PointF geckoPoint = new PointF(event.getX(eventIndex), event.getY(eventIndex)); mPoints[index] = new Point((int)Math.round(geckoPoint.x), (int)Math.round(geckoPoint.y)); mPointIndicies[index] = event.getPointerId(eventIndex); // getToolMajor, getToolMinor and getOrientation are API Level 9 features if (Build.VERSION.SDK_INT >= 9) { double radians = event.getOrientation(eventIndex); mOrientations[index] = (float) Math.toDegrees(radians); // w3c touchevents spec does not allow orientations == 90 // this shifts it to -90, which will be shifted to zero below if (mOrientations[index] == 90) mOrientations[index] = -90; // w3c touchevent radius are given by an orientation between 0 and 90 // the radius is found by removing the orientation and measuring the x and y // radius of the resulting ellipse // for android orientations >= 0 and < 90, the major axis should correspond to // just reporting the y radius as the major one, and x as minor // however, for a radius < 0, we have to shift the orientation by adding 90, and // reverse which radius is major and minor if (mOrientations[index] < 0) { mOrientations[index] += 90; mPointRadii[index] = new Point((int)event.getToolMajor(eventIndex)/2, (int)event.getToolMinor(eventIndex)/2); } else { mPointRadii[index] = new Point((int)event.getToolMinor(eventIndex)/2, (int)event.getToolMajor(eventIndex)/2); } } else { float size = event.getSize(eventIndex); DisplayMetrics displaymetrics = new DisplayMetrics(); GeckoApp.mAppContext.getWindowManager().getDefaultDisplay().getMetrics(displaymetrics); size = size*Math.min(displaymetrics.heightPixels, displaymetrics.widthPixels); mPointRadii[index] = new Point((int)size,(int)size); mOrientations[index] = 0; } mPressures[index] = event.getPressure(eventIndex); } public GeckoEvent(SensorEvent s) { int sensor_type = s.sensor.getType(); switch(sensor_type) { case Sensor.TYPE_ACCELEROMETER: mType = ACCELERATION_EVENT; mX = s.values[0]; mY = s.values[1]; mZ = s.values[2]; break; case Sensor.TYPE_ORIENTATION: mType = ORIENTATION_EVENT; mAlpha = -s.values[0]; mBeta = -s.values[1]; mGamma = -s.values[2]; Log.i("GeckoEvent", "SensorEvent type = " + s.sensor.getType() + " " + s.sensor.getName() + " " + mAlpha + " " + mBeta + " " + mGamma ); break; case Sensor.TYPE_PROXIMITY: mType = PROXIMITY_EVENT; mDistance = s.values[0]; Log.i("GeckoEvent", "SensorEvent type = " + s.sensor.getType() + " " + s.sensor.getName() + " " + mDistance); break; } } public GeckoEvent(Location l, Address a) { mType = LOCATION_EVENT; mLocation = l; mAddress = a; } public GeckoEvent(int imeAction, int offset, int count) { mType = IME_EVENT; mAction = imeAction; mOffset = offset; mCount = count; } private void InitIMERange(int action, int offset, int count, int rangeType, int rangeStyles, int rangeForeColor, int rangeBackColor) { mType = IME_EVENT; mAction = action; mOffset = offset; mCount = count; mRangeType = rangeType; mRangeStyles = rangeStyles; mRangeForeColor = rangeForeColor; mRangeBackColor = rangeBackColor; return; } public GeckoEvent(int offset, int count, int rangeType, int rangeStyles, int rangeForeColor, int rangeBackColor, String text) { InitIMERange(IME_SET_TEXT, offset, count, rangeType, rangeStyles, rangeForeColor, rangeBackColor); mCharacters = text; } public GeckoEvent(int offset, int count, int rangeType, int rangeStyles, int rangeForeColor, int rangeBackColor) { InitIMERange(IME_ADD_RANGE, offset, count, rangeType, rangeStyles, rangeForeColor, rangeBackColor); } public GeckoEvent(int etype, Rect dirty) { if (etype != DRAW) { mType = INVALID; return; } mType = etype; mRect = dirty; } public GeckoEvent(int etype, int w, int h, int screenw, int screenh) { if (etype != SIZE_CHANGED) { mType = INVALID; return; } mType = etype; mPoints = new Point[3]; mPoints[0] = new Point(w, h); mPoints[1] = new Point(screenw, screenh); mPoints[2] = new Point(0, 0); } public GeckoEvent(String subject, String data) { mType = BROADCAST; mCharacters = subject; mCharactersExtra = data; } public GeckoEvent(String uri) { mType = LOAD_URI; mCharacters = uri; } public GeckoEvent(double bandwidth, boolean canBeMetered) { mType = NETWORK_CHANGED; mBandwidth = bandwidth; mCanBeMetered = canBeMetered; } }