mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
398 lines
15 KiB
Java
398 lines
15 KiB
Java
/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.gecko;
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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 java.nio.ByteBuffer;
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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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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 SAVE_STATE = 18;
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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 PROXIMITY_EVENT = 23;
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public static final int SCREENORIENTATION_CHANGED = 26;
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/**
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* These DOM_KEY_LOCATION constants mirror the DOM KeyboardEvent's constants.
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* @see https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent#Key_location_constants
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*/
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private static final int DOM_KEY_LOCATION_STANDARD = 0;
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private static final int DOM_KEY_LOCATION_LEFT = 1;
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private static final int DOM_KEY_LOCATION_RIGHT = 2;
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private static final int DOM_KEY_LOCATION_NUMPAD = 3;
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private static final int DOM_KEY_LOCATION_MOBILE = 4;
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private static final int DOM_KEY_LOCATION_JOYSTICK = 5;
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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;
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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 double mDistance;
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public int mMetaState, mFlags;
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public int mKeyCode, mUnicodeChar;
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public int mRepeatCount;
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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 int mDomKeyLocation;
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public double mBandwidth;
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public boolean mCanBeMetered;
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public short mScreenOrientation;
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public int mNativeWindow;
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public ByteBuffer mBuffer;
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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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mRepeatCount = k.getRepeatCount();
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mCharacters = k.getCharacters();
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mDomKeyLocation = isJoystickButton(mKeyCode) ? DOM_KEY_LOCATION_JOYSTICK : DOM_KEY_LOCATION_MOBILE;
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}
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/**
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* This method tests if a key is one of the described in:
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* https://bugzilla.mozilla.org/show_bug.cgi?id=756504#c0
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* @param keyCode int with the key code (Android key constant from KeyEvent)
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* @return true if the key is one of the listed above, false otherwise.
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*/
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private static boolean isJoystickButton(int keyCode) {
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switch (keyCode) {
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case KeyEvent.KEYCODE_DPAD_CENTER:
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case KeyEvent.KEYCODE_DPAD_LEFT:
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case KeyEvent.KEYCODE_DPAD_RIGHT:
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case KeyEvent.KEYCODE_DPAD_DOWN:
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case KeyEvent.KEYCODE_DPAD_UP:
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return true;
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default:
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if (Build.VERSION.SDK_INT >= 12) {
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return KeyEvent.isGamepadButton(keyCode);
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}
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return GeckoEvent.isGamepadButton(keyCode);
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}
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}
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/**
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* This method is a replacement for the the KeyEvent.isGamepadButton method to be
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* compatible with Build.VERSION.SDK_INT < 12. This is an implementantion of the
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* same method isGamepadButton available after SDK 12.
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* @param keyCode int with the key code (Android key constant from KeyEvent).
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* @return True if the keycode is a gamepad button, such as {@link #KEYCODE_BUTTON_A}.
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*/
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private static boolean isGamepadButton(int keyCode) {
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switch (keyCode) {
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case KeyEvent.KEYCODE_BUTTON_A:
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case KeyEvent.KEYCODE_BUTTON_B:
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case KeyEvent.KEYCODE_BUTTON_C:
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case KeyEvent.KEYCODE_BUTTON_X:
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case KeyEvent.KEYCODE_BUTTON_Y:
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case KeyEvent.KEYCODE_BUTTON_Z:
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case KeyEvent.KEYCODE_BUTTON_L1:
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case KeyEvent.KEYCODE_BUTTON_R1:
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case KeyEvent.KEYCODE_BUTTON_L2:
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case KeyEvent.KEYCODE_BUTTON_R2:
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case KeyEvent.KEYCODE_BUTTON_THUMBL:
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case KeyEvent.KEYCODE_BUTTON_THUMBR:
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case KeyEvent.KEYCODE_BUTTON_START:
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case KeyEvent.KEYCODE_BUTTON_SELECT:
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case KeyEvent.KEYCODE_BUTTON_MODE:
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case KeyEvent.KEYCODE_BUTTON_1:
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case KeyEvent.KEYCODE_BUTTON_2:
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case KeyEvent.KEYCODE_BUTTON_3:
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case KeyEvent.KEYCODE_BUTTON_4:
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case KeyEvent.KEYCODE_BUTTON_5:
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case KeyEvent.KEYCODE_BUTTON_6:
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case KeyEvent.KEYCODE_BUTTON_7:
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case KeyEvent.KEYCODE_BUTTON_8:
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case KeyEvent.KEYCODE_BUTTON_9:
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case KeyEvent.KEYCODE_BUTTON_10:
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case KeyEvent.KEYCODE_BUTTON_11:
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case KeyEvent.KEYCODE_BUTTON_12:
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case KeyEvent.KEYCODE_BUTTON_13:
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case KeyEvent.KEYCODE_BUTTON_14:
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case KeyEvent.KEYCODE_BUTTON_15:
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case KeyEvent.KEYCODE_BUTTON_16:
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return true;
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default:
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return false;
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}
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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 = 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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mPoints[index] = new Point((int)Math.round(geckoPoint.x), (int)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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int sensor_type = s.sensor.getType();
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switch(sensor_type) {
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case 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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break;
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case Sensor.TYPE_ORIENTATION:
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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("GeckoEvent", "SensorEvent type = " + s.sensor.getType() + " " + s.sensor.getName() + " " + mAlpha + " " + mBeta + " " + mGamma );
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break;
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case Sensor.TYPE_PROXIMITY:
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mType = PROXIMITY_EVENT;
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mDistance = s.values[0];
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Log.i("GeckoEvent", "SensorEvent type = " + s.sensor.getType() +
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" " + s.sensor.getName() + " " + mDistance);
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break;
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}
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}
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public GeckoEvent(Location l) {
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mType = LOCATION_EVENT;
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mLocation = l;
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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 dirty) {
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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 = dirty;
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}
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public GeckoEvent(int etype, int w, int h, int screenw, int screenh) {
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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(0, 0);
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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(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(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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public GeckoEvent(short aScreenOrientation) {
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mType = SCREENORIENTATION_CHANGED;
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mScreenOrientation = aScreenOrientation;
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}
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}
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