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