michael@0: /* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: package org.mozilla.gecko;
michael@0: 
michael@0: import org.mozilla.gecko.gfx.DisplayPortMetrics;
michael@0: import org.mozilla.gecko.gfx.ImmutableViewportMetrics;
michael@0: import org.mozilla.gecko.mozglue.JNITarget;
michael@0: import org.mozilla.gecko.mozglue.generatorannotations.GeneratorOptions;
michael@0: import org.mozilla.gecko.mozglue.generatorannotations.WrapEntireClassForJNI;
michael@0: import org.mozilla.gecko.mozglue.RobocopTarget;
michael@0: 
michael@0: import android.content.res.Resources;
michael@0: import android.graphics.Point;
michael@0: import android.graphics.PointF;
michael@0: import android.graphics.Rect;
michael@0: import android.hardware.Sensor;
michael@0: import android.hardware.SensorEvent;
michael@0: import android.hardware.SensorManager;
michael@0: import android.location.Address;
michael@0: import android.location.Location;
michael@0: import android.os.Build;
michael@0: import android.os.SystemClock;
michael@0: import android.util.DisplayMetrics;
michael@0: import android.util.Log;
michael@0: import android.util.SparseArray;
michael@0: import android.view.KeyEvent;
michael@0: import android.view.MotionEvent;
michael@0: 
michael@0: import java.nio.ByteBuffer;
michael@0: import java.util.concurrent.ArrayBlockingQueue;
michael@0: 
michael@0: /* We're not allowed to hold on to most events given to us
michael@0:  * so we save the parts of the events we want to use in GeckoEvent.
michael@0:  * Fields have different meanings depending on the event type.
michael@0:  */
michael@0: 
michael@0: /* This class is referenced by Robocop via reflection; use care when
michael@0:  * modifying the signature.
michael@0:  */
michael@0: @JNITarget
michael@0: public class GeckoEvent {
michael@0:     private static final String LOGTAG = "GeckoEvent";
michael@0: 
michael@0:     private static final int EVENT_FACTORY_SIZE = 5;
michael@0: 
michael@0:     // Maybe we're probably better to just make mType non final, and just store GeckoEvents in here...
michael@0:     private static SparseArray<ArrayBlockingQueue<GeckoEvent>> mEvents = new SparseArray<ArrayBlockingQueue<GeckoEvent>>();
michael@0: 
michael@0:     public static GeckoEvent get(NativeGeckoEvent type) {
michael@0:         synchronized (mEvents) {
michael@0:             ArrayBlockingQueue<GeckoEvent> events = mEvents.get(type.value);
michael@0:             if (events != null && events.size() > 0) {
michael@0:                 return events.poll();
michael@0:             }
michael@0:         }
michael@0: 
michael@0:         return new GeckoEvent(type);
michael@0:     }
michael@0: 
michael@0:     public void recycle() {
michael@0:         synchronized (mEvents) {
michael@0:             ArrayBlockingQueue<GeckoEvent> events = mEvents.get(mType);
michael@0:             if (events == null) {
michael@0:                 events = new ArrayBlockingQueue<GeckoEvent>(EVENT_FACTORY_SIZE);
michael@0:                 mEvents.put(mType, events);
michael@0:             }
michael@0: 
michael@0:             events.offer(this);
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     // Make sure to keep these values in sync with the enum in
michael@0:     // AndroidGeckoEvent in widget/android/AndroidJavaWrappers.h
michael@0:     @JNITarget
michael@0:     private enum NativeGeckoEvent {
michael@0:         NATIVE_POKE(0),
michael@0:         KEY_EVENT(1),
michael@0:         MOTION_EVENT(2),
michael@0:         SENSOR_EVENT(3),
michael@0:         LOCATION_EVENT(5),
michael@0:         IME_EVENT(6),
michael@0:         DRAW(7),
michael@0:         SIZE_CHANGED(8),
michael@0:         APP_BACKGROUNDING(9),
michael@0:         APP_FOREGROUNDING(10),
michael@0:         LOAD_URI(12),
michael@0:         NOOP(15),
michael@0:         BROADCAST(19),
michael@0:         VIEWPORT(20),
michael@0:         VISITED(21),
michael@0:         NETWORK_CHANGED(22),
michael@0:         THUMBNAIL(25),
michael@0:         SCREENORIENTATION_CHANGED(27),
michael@0:         COMPOSITOR_CREATE(28),
michael@0:         COMPOSITOR_PAUSE(29),
michael@0:         COMPOSITOR_RESUME(30),
michael@0:         NATIVE_GESTURE_EVENT(31),
michael@0:         IME_KEY_EVENT(32),
michael@0:         CALL_OBSERVER(33),
michael@0:         REMOVE_OBSERVER(34),
michael@0:         LOW_MEMORY(35),
michael@0:         NETWORK_LINK_CHANGE(36),
michael@0:         TELEMETRY_HISTOGRAM_ADD(37),
michael@0:         PREFERENCES_OBSERVE(39),
michael@0:         PREFERENCES_GET(40),
michael@0:         PREFERENCES_REMOVE_OBSERVERS(41),
michael@0:         TELEMETRY_UI_SESSION_START(42),
michael@0:         TELEMETRY_UI_SESSION_STOP(43),
michael@0:         TELEMETRY_UI_EVENT(44);
michael@0: 
michael@0:         public final int value;
michael@0: 
michael@0:         private NativeGeckoEvent(int value) {
michael@0:             this.value = value;
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     /**
michael@0:      * The DomKeyLocation enum encapsulates the DOM KeyboardEvent's constants.
michael@0:      * @see https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent#Key_location_constants
michael@0:      */
michael@0:     @GeneratorOptions(generatedClassName = "JavaDomKeyLocation")
michael@0:     @WrapEntireClassForJNI
michael@0:     public enum DomKeyLocation {
michael@0:         DOM_KEY_LOCATION_STANDARD(0),
michael@0:         DOM_KEY_LOCATION_LEFT(1),
michael@0:         DOM_KEY_LOCATION_RIGHT(2),
michael@0:         DOM_KEY_LOCATION_NUMPAD(3),
michael@0:         DOM_KEY_LOCATION_MOBILE(4),
michael@0:         DOM_KEY_LOCATION_JOYSTICK(5);
michael@0: 
michael@0:         public final int value;
michael@0: 
michael@0:         private DomKeyLocation(int value) {
michael@0:             this.value = value;
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     // Encapsulation of common IME actions.
michael@0:     @JNITarget
michael@0:     public enum ImeAction {
michael@0:         IME_SYNCHRONIZE(0),
michael@0:         IME_REPLACE_TEXT(1),
michael@0:         IME_SET_SELECTION(2),
michael@0:         IME_ADD_COMPOSITION_RANGE(3),
michael@0:         IME_UPDATE_COMPOSITION(4),
michael@0:         IME_REMOVE_COMPOSITION(5),
michael@0:         IME_ACKNOWLEDGE_FOCUS(6);
michael@0: 
michael@0:         public final int value;
michael@0: 
michael@0:         private ImeAction(int value) {
michael@0:             this.value = value;
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     public static final int IME_RANGE_CARETPOSITION = 1;
michael@0:     public static final int IME_RANGE_RAWINPUT = 2;
michael@0:     public static final int IME_RANGE_SELECTEDRAWTEXT = 3;
michael@0:     public static final int IME_RANGE_CONVERTEDTEXT = 4;
michael@0:     public static final int IME_RANGE_SELECTEDCONVERTEDTEXT = 5;
michael@0: 
michael@0:     public static final int IME_RANGE_LINE_NONE = 0;
michael@0:     public static final int IME_RANGE_LINE_DOTTED = 1;
michael@0:     public static final int IME_RANGE_LINE_DASHED = 2;
michael@0:     public static final int IME_RANGE_LINE_SOLID = 3;
michael@0:     public static final int IME_RANGE_LINE_DOUBLE = 4;
michael@0:     public static final int IME_RANGE_LINE_WAVY = 5;
michael@0: 
michael@0:     public static final int IME_RANGE_UNDERLINE = 1;
michael@0:     public static final int IME_RANGE_FORECOLOR = 2;
michael@0:     public static final int IME_RANGE_BACKCOLOR = 4;
michael@0:     public static final int IME_RANGE_LINECOLOR = 8;
michael@0: 
michael@0:     public static final int ACTION_MAGNIFY_START = 11;
michael@0:     public static final int ACTION_MAGNIFY = 12;
michael@0:     public static final int ACTION_MAGNIFY_END = 13;
michael@0: 
michael@0:     private final int mType;
michael@0:     private int mAction;
michael@0:     private boolean mAckNeeded;
michael@0:     private long mTime;
michael@0:     private Point[] mPoints;
michael@0:     private int[] mPointIndicies;
michael@0:     private int mPointerIndex; // index of the point that has changed
michael@0:     private float[] mOrientations;
michael@0:     private float[] mPressures;
michael@0:     private Point[] mPointRadii;
michael@0:     private Rect mRect;
michael@0:     private double mX;
michael@0:     private double mY;
michael@0:     private double mZ;
michael@0: 
michael@0:     private int mMetaState;
michael@0:     private int mFlags;
michael@0:     private int mKeyCode;
michael@0:     private int mUnicodeChar;
michael@0:     private int mBaseUnicodeChar; // mUnicodeChar without meta states applied
michael@0:     private int mDOMPrintableKeyValue;
michael@0:     private int mRepeatCount;
michael@0:     private int mCount;
michael@0:     private int mStart;
michael@0:     private int mEnd;
michael@0:     private String mCharacters;
michael@0:     private String mCharactersExtra;
michael@0:     private String mData;
michael@0:     private int mRangeType;
michael@0:     private int mRangeStyles;
michael@0:     private int mRangeLineStyle;
michael@0:     private boolean mRangeBoldLine;
michael@0:     private int mRangeForeColor;
michael@0:     private int mRangeBackColor;
michael@0:     private int mRangeLineColor;
michael@0:     private Location mLocation;
michael@0:     private Address mAddress;
michael@0:     private DomKeyLocation mDomKeyLocation;
michael@0: 
michael@0:     private int     mConnectionType;
michael@0:     private boolean mIsWifi;
michael@0:     private int     mDHCPGateway;
michael@0: 
michael@0:     private int mNativeWindow;
michael@0: 
michael@0:     private short mScreenOrientation;
michael@0: 
michael@0:     private ByteBuffer mBuffer;
michael@0: 
michael@0:     private int mWidth;
michael@0:     private int mHeight;
michael@0: 
michael@0:     private String[] mPrefNames;
michael@0: 
michael@0:     private GeckoEvent(NativeGeckoEvent event) {
michael@0:         mType = event.value;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createAppBackgroundingEvent() {
michael@0:         return GeckoEvent.get(NativeGeckoEvent.APP_BACKGROUNDING);
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createAppForegroundingEvent() {
michael@0:         return GeckoEvent.get(NativeGeckoEvent.APP_FOREGROUNDING);
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createNoOpEvent() {
michael@0:         return GeckoEvent.get(NativeGeckoEvent.NOOP);
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createKeyEvent(KeyEvent k, int metaState) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.KEY_EVENT);
michael@0:         event.initKeyEvent(k, metaState);
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createCompositorCreateEvent(int width, int height) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.COMPOSITOR_CREATE);
michael@0:         event.mWidth = width;
michael@0:         event.mHeight = height;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createCompositorPauseEvent() {
michael@0:         return GeckoEvent.get(NativeGeckoEvent.COMPOSITOR_PAUSE);
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createCompositorResumeEvent() {
michael@0:         return GeckoEvent.get(NativeGeckoEvent.COMPOSITOR_RESUME);
michael@0:     }
michael@0: 
michael@0:     private void initKeyEvent(KeyEvent k, int metaState) {
michael@0:         mAction = k.getAction();
michael@0:         mTime = k.getEventTime();
michael@0:         // Normally we expect k.getMetaState() to reflect the current meta-state; however,
michael@0:         // some software-generated key events may not have k.getMetaState() set, e.g. key
michael@0:         // events from Swype. Therefore, it's necessary to combine the key's meta-states
michael@0:         // with the meta-states that we keep separately in KeyListener
michael@0:         mMetaState = k.getMetaState() | metaState;
michael@0:         mFlags = k.getFlags();
michael@0:         mKeyCode = k.getKeyCode();
michael@0:         mUnicodeChar = k.getUnicodeChar(mMetaState);
michael@0:         // e.g. for Ctrl+A, Android returns 0 for mUnicodeChar,
michael@0:         // but Gecko expects 'a', so we return that in mBaseUnicodeChar
michael@0:         mBaseUnicodeChar = k.getUnicodeChar(0);
michael@0:         mRepeatCount = k.getRepeatCount();
michael@0:         mCharacters = k.getCharacters();
michael@0:         if (mUnicodeChar >= ' ') {
michael@0:             mDOMPrintableKeyValue = mUnicodeChar;
michael@0:         } else {
michael@0:             int unmodifiedMetaState =
michael@0:                 mMetaState & ~(KeyEvent.META_ALT_MASK |
michael@0:                                KeyEvent.META_CTRL_MASK |
michael@0:                                KeyEvent.META_META_MASK);
michael@0:             if (unmodifiedMetaState != mMetaState) {
michael@0:                 mDOMPrintableKeyValue = k.getUnicodeChar(unmodifiedMetaState);
michael@0:             }
michael@0:         }
michael@0:         mDomKeyLocation = isJoystickButton(mKeyCode) ? DomKeyLocation.DOM_KEY_LOCATION_JOYSTICK
michael@0:                                                      : DomKeyLocation.DOM_KEY_LOCATION_MOBILE;
michael@0:     }
michael@0: 
michael@0:     /**
michael@0:      * This method tests if a key is one of the described in:
michael@0:      * https://bugzilla.mozilla.org/show_bug.cgi?id=756504#c0
michael@0:      * @param keyCode int with the key code (Android key constant from KeyEvent)
michael@0:      * @return true if the key is one of the listed above, false otherwise.
michael@0:      */
michael@0:     private static boolean isJoystickButton(int keyCode) {
michael@0:         switch (keyCode) {
michael@0:             case KeyEvent.KEYCODE_DPAD_CENTER:
michael@0:             case KeyEvent.KEYCODE_DPAD_LEFT:
michael@0:             case KeyEvent.KEYCODE_DPAD_RIGHT:
michael@0:             case KeyEvent.KEYCODE_DPAD_DOWN:
michael@0:             case KeyEvent.KEYCODE_DPAD_UP:
michael@0:                 return true;
michael@0:             default:
michael@0:                 if (Build.VERSION.SDK_INT >= 12) {
michael@0:                     return KeyEvent.isGamepadButton(keyCode);
michael@0:                 }
michael@0:                 return GeckoEvent.isGamepadButton(keyCode);
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     /**
michael@0:      * This method is a replacement for the the KeyEvent.isGamepadButton method to be
michael@0:      * compatible with Build.VERSION.SDK_INT < 12. This is an implementantion of the
michael@0:      * same method isGamepadButton available after SDK 12.
michael@0:      * @param keyCode int with the key code (Android key constant from KeyEvent).
michael@0:      * @return True if the keycode is a gamepad button, such as {@link #KEYCODE_BUTTON_A}.
michael@0:      */
michael@0:     private static boolean isGamepadButton(int keyCode) {
michael@0:         switch (keyCode) {
michael@0:             case KeyEvent.KEYCODE_BUTTON_A:
michael@0:             case KeyEvent.KEYCODE_BUTTON_B:
michael@0:             case KeyEvent.KEYCODE_BUTTON_C:
michael@0:             case KeyEvent.KEYCODE_BUTTON_X:
michael@0:             case KeyEvent.KEYCODE_BUTTON_Y:
michael@0:             case KeyEvent.KEYCODE_BUTTON_Z:
michael@0:             case KeyEvent.KEYCODE_BUTTON_L1:
michael@0:             case KeyEvent.KEYCODE_BUTTON_R1:
michael@0:             case KeyEvent.KEYCODE_BUTTON_L2:
michael@0:             case KeyEvent.KEYCODE_BUTTON_R2:
michael@0:             case KeyEvent.KEYCODE_BUTTON_THUMBL:
michael@0:             case KeyEvent.KEYCODE_BUTTON_THUMBR:
michael@0:             case KeyEvent.KEYCODE_BUTTON_START:
michael@0:             case KeyEvent.KEYCODE_BUTTON_SELECT:
michael@0:             case KeyEvent.KEYCODE_BUTTON_MODE:
michael@0:             case KeyEvent.KEYCODE_BUTTON_1:
michael@0:             case KeyEvent.KEYCODE_BUTTON_2:
michael@0:             case KeyEvent.KEYCODE_BUTTON_3:
michael@0:             case KeyEvent.KEYCODE_BUTTON_4:
michael@0:             case KeyEvent.KEYCODE_BUTTON_5:
michael@0:             case KeyEvent.KEYCODE_BUTTON_6:
michael@0:             case KeyEvent.KEYCODE_BUTTON_7:
michael@0:             case KeyEvent.KEYCODE_BUTTON_8:
michael@0:             case KeyEvent.KEYCODE_BUTTON_9:
michael@0:             case KeyEvent.KEYCODE_BUTTON_10:
michael@0:             case KeyEvent.KEYCODE_BUTTON_11:
michael@0:             case KeyEvent.KEYCODE_BUTTON_12:
michael@0:             case KeyEvent.KEYCODE_BUTTON_13:
michael@0:             case KeyEvent.KEYCODE_BUTTON_14:
michael@0:             case KeyEvent.KEYCODE_BUTTON_15:
michael@0:             case KeyEvent.KEYCODE_BUTTON_16:
michael@0:                 return true;
michael@0:             default:
michael@0:                 return false;
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createNativeGestureEvent(int action, PointF pt, double size) {
michael@0:         try {
michael@0:             GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.NATIVE_GESTURE_EVENT);
michael@0:             event.mAction = action;
michael@0:             event.mCount = 1;
michael@0:             event.mPoints = new Point[1];
michael@0: 
michael@0:             PointF geckoPoint = new PointF(pt.x, pt.y);
michael@0:             geckoPoint = GeckoAppShell.getLayerView().convertViewPointToLayerPoint(geckoPoint);
michael@0: 
michael@0:             if (geckoPoint == null) {
michael@0:                 // This could happen if Gecko isn't ready yet.
michael@0:                 return null;
michael@0:             }
michael@0: 
michael@0:             event.mPoints[0] = new Point(Math.round(geckoPoint.x), Math.round(geckoPoint.y));
michael@0: 
michael@0:             event.mX = size;
michael@0:             event.mTime = System.currentTimeMillis();
michael@0:             return event;
michael@0:         } catch (Exception e) {
michael@0:             // This can happen if Gecko isn't ready yet
michael@0:             return null;
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     /**
michael@0:      * Creates a GeckoEvent that contains the data from the MotionEvent.
michael@0:      * The keepInViewCoordinates parameter can be set to false to convert from the Java
michael@0:      * coordinate system (device pixels relative to the LayerView) to a coordinate system
michael@0:      * relative to gecko's coordinate system (CSS pixels relative to gecko scroll position).
michael@0:      */
michael@0:     public static GeckoEvent createMotionEvent(MotionEvent m, boolean keepInViewCoordinates) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.MOTION_EVENT);
michael@0:         event.initMotionEvent(m, keepInViewCoordinates);
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     private void initMotionEvent(MotionEvent m, boolean keepInViewCoordinates) {
michael@0:         mAction = m.getActionMasked();
michael@0:         mTime = (System.currentTimeMillis() - SystemClock.elapsedRealtime()) + m.getEventTime();
michael@0:         mMetaState = m.getMetaState();
michael@0: 
michael@0:         switch (mAction) {
michael@0:             case MotionEvent.ACTION_CANCEL:
michael@0:             case MotionEvent.ACTION_UP:
michael@0:             case MotionEvent.ACTION_POINTER_UP:
michael@0:             case MotionEvent.ACTION_POINTER_DOWN:
michael@0:             case MotionEvent.ACTION_DOWN:
michael@0:             case MotionEvent.ACTION_MOVE:
michael@0:             case MotionEvent.ACTION_HOVER_ENTER:
michael@0:             case MotionEvent.ACTION_HOVER_MOVE:
michael@0:             case MotionEvent.ACTION_HOVER_EXIT: {
michael@0:                 mCount = m.getPointerCount();
michael@0:                 mPoints = new Point[mCount];
michael@0:                 mPointIndicies = new int[mCount];
michael@0:                 mOrientations = new float[mCount];
michael@0:                 mPressures = new float[mCount];
michael@0:                 mPointRadii = new Point[mCount];
michael@0:                 mPointerIndex = m.getActionIndex();
michael@0:                 for (int i = 0; i < mCount; i++) {
michael@0:                     addMotionPoint(i, i, m, keepInViewCoordinates);
michael@0:                 }
michael@0:                 break;
michael@0:             }
michael@0:             default: {
michael@0:                 mCount = 0;
michael@0:                 mPointerIndex = -1;
michael@0:                 mPoints = new Point[mCount];
michael@0:                 mPointIndicies = new int[mCount];
michael@0:                 mOrientations = new float[mCount];
michael@0:                 mPressures = new float[mCount];
michael@0:                 mPointRadii = new Point[mCount];
michael@0:             }
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     private void addMotionPoint(int index, int eventIndex, MotionEvent event, boolean keepInViewCoordinates) {
michael@0:         try {
michael@0:             PointF geckoPoint = new PointF(event.getX(eventIndex), event.getY(eventIndex));
michael@0:             if (!keepInViewCoordinates) {
michael@0:                 geckoPoint = GeckoAppShell.getLayerView().convertViewPointToLayerPoint(geckoPoint);
michael@0:             }
michael@0: 
michael@0:             mPoints[index] = new Point(Math.round(geckoPoint.x), Math.round(geckoPoint.y));
michael@0:             mPointIndicies[index] = event.getPointerId(eventIndex);
michael@0:             // getToolMajor, getToolMinor and getOrientation are API Level 9 features
michael@0:             if (Build.VERSION.SDK_INT >= 9) {
michael@0:                 double radians = event.getOrientation(eventIndex);
michael@0:                 mOrientations[index] = (float) Math.toDegrees(radians);
michael@0:                 // w3c touchevents spec does not allow orientations == 90
michael@0:                 // this shifts it to -90, which will be shifted to zero below
michael@0:                 if (mOrientations[index] == 90)
michael@0:                     mOrientations[index] = -90;
michael@0: 
michael@0:                 // w3c touchevent radius are given by an orientation between 0 and 90
michael@0:                 // the radius is found by removing the orientation and measuring the x and y
michael@0:                 // radius of the resulting ellipse
michael@0:                 // for android orientations >= 0 and < 90, the major axis should correspond to
michael@0:                 // just reporting the y radius as the major one, and x as minor
michael@0:                 // however, for a radius < 0, we have to shift the orientation by adding 90, and
michael@0:                 // reverse which radius is major and minor
michael@0:                 if (mOrientations[index] < 0) {
michael@0:                     mOrientations[index] += 90;
michael@0:                     mPointRadii[index] = new Point((int)event.getToolMajor(eventIndex)/2,
michael@0:                                                    (int)event.getToolMinor(eventIndex)/2);
michael@0:                 } else {
michael@0:                     mPointRadii[index] = new Point((int)event.getToolMinor(eventIndex)/2,
michael@0:                                                    (int)event.getToolMajor(eventIndex)/2);
michael@0:                 }
michael@0:             } else {
michael@0:                 float size = event.getSize(eventIndex);
michael@0:                 Resources resources = GeckoAppShell.getContext().getResources();
michael@0:                 DisplayMetrics displaymetrics = resources.getDisplayMetrics();
michael@0:                 size = size*Math.min(displaymetrics.heightPixels, displaymetrics.widthPixels);
michael@0:                 mPointRadii[index] = new Point((int)size,(int)size);
michael@0:                 mOrientations[index] = 0;
michael@0:             }
michael@0:             if (!keepInViewCoordinates) {
michael@0:                 // If we are converting to gecko CSS pixels, then we should adjust the
michael@0:                 // radii as well
michael@0:                 float zoom = GeckoAppShell.getLayerView().getViewportMetrics().zoomFactor;
michael@0:                 mPointRadii[index].x /= zoom;
michael@0:                 mPointRadii[index].y /= zoom;
michael@0:             }
michael@0:             mPressures[index] = event.getPressure(eventIndex);
michael@0:         } catch (Exception ex) {
michael@0:             Log.e(LOGTAG, "Error creating motion point " + index, ex);
michael@0:             mPointRadii[index] = new Point(0, 0);
michael@0:             mPoints[index] = new Point(0, 0);
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     private static int HalSensorAccuracyFor(int androidAccuracy) {
michael@0:         switch (androidAccuracy) {
michael@0:         case SensorManager.SENSOR_STATUS_UNRELIABLE:
michael@0:             return GeckoHalDefines.SENSOR_ACCURACY_UNRELIABLE;
michael@0:         case SensorManager.SENSOR_STATUS_ACCURACY_LOW:
michael@0:             return GeckoHalDefines.SENSOR_ACCURACY_LOW;
michael@0:         case SensorManager.SENSOR_STATUS_ACCURACY_MEDIUM:
michael@0:             return GeckoHalDefines.SENSOR_ACCURACY_MED;
michael@0:         case SensorManager.SENSOR_STATUS_ACCURACY_HIGH:
michael@0:             return GeckoHalDefines.SENSOR_ACCURACY_HIGH;
michael@0:         }
michael@0:         return GeckoHalDefines.SENSOR_ACCURACY_UNKNOWN;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createSensorEvent(SensorEvent s) {
michael@0:         int sensor_type = s.sensor.getType();
michael@0:         GeckoEvent event = null;
michael@0: 
michael@0:         switch(sensor_type) {
michael@0: 
michael@0:         case Sensor.TYPE_ACCELEROMETER:
michael@0:             event = GeckoEvent.get(NativeGeckoEvent.SENSOR_EVENT);
michael@0:             event.mFlags = GeckoHalDefines.SENSOR_ACCELERATION;
michael@0:             event.mMetaState = HalSensorAccuracyFor(s.accuracy);
michael@0:             event.mX = s.values[0];
michael@0:             event.mY = s.values[1];
michael@0:             event.mZ = s.values[2];
michael@0:             break;
michael@0: 
michael@0:         case 10 /* Requires API Level 9, so just use the raw value - Sensor.TYPE_LINEAR_ACCELEROMETER*/ :
michael@0:             event = GeckoEvent.get(NativeGeckoEvent.SENSOR_EVENT);
michael@0:             event.mFlags = GeckoHalDefines.SENSOR_LINEAR_ACCELERATION;
michael@0:             event.mMetaState = HalSensorAccuracyFor(s.accuracy);
michael@0:             event.mX = s.values[0];
michael@0:             event.mY = s.values[1];
michael@0:             event.mZ = s.values[2];
michael@0:             break;
michael@0: 
michael@0:         case Sensor.TYPE_ORIENTATION:
michael@0:             event = GeckoEvent.get(NativeGeckoEvent.SENSOR_EVENT);
michael@0:             event.mFlags = GeckoHalDefines.SENSOR_ORIENTATION;
michael@0:             event.mMetaState = HalSensorAccuracyFor(s.accuracy);
michael@0:             event.mX = s.values[0];
michael@0:             event.mY = s.values[1];
michael@0:             event.mZ = s.values[2];
michael@0:             break;
michael@0: 
michael@0:         case Sensor.TYPE_GYROSCOPE:
michael@0:             event = GeckoEvent.get(NativeGeckoEvent.SENSOR_EVENT);
michael@0:             event.mFlags = GeckoHalDefines.SENSOR_GYROSCOPE;
michael@0:             event.mMetaState = HalSensorAccuracyFor(s.accuracy);
michael@0:             event.mX = Math.toDegrees(s.values[0]);
michael@0:             event.mY = Math.toDegrees(s.values[1]);
michael@0:             event.mZ = Math.toDegrees(s.values[2]);
michael@0:             break;
michael@0: 
michael@0:         case Sensor.TYPE_PROXIMITY:
michael@0:             event = GeckoEvent.get(NativeGeckoEvent.SENSOR_EVENT);
michael@0:             event.mFlags = GeckoHalDefines.SENSOR_PROXIMITY;
michael@0:             event.mMetaState = HalSensorAccuracyFor(s.accuracy);
michael@0:             event.mX = s.values[0];
michael@0:             event.mY = 0;
michael@0:             event.mZ = s.sensor.getMaximumRange();
michael@0:             break;
michael@0: 
michael@0:         case Sensor.TYPE_LIGHT:
michael@0:             event = GeckoEvent.get(NativeGeckoEvent.SENSOR_EVENT);
michael@0:             event.mFlags = GeckoHalDefines.SENSOR_LIGHT;
michael@0:             event.mMetaState = HalSensorAccuracyFor(s.accuracy);
michael@0:             event.mX = s.values[0];
michael@0:             break;
michael@0:         }
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createLocationEvent(Location l) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.LOCATION_EVENT);
michael@0:         event.mLocation = l;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createIMEEvent(ImeAction action) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.IME_EVENT);
michael@0:         event.mAction = action.value;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createIMEKeyEvent(KeyEvent k) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.IME_KEY_EVENT);
michael@0:         event.initKeyEvent(k, 0);
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createIMEReplaceEvent(int start, int end,
michael@0:                                                    String text) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.IME_EVENT);
michael@0:         event.mAction = ImeAction.IME_REPLACE_TEXT.value;
michael@0:         event.mStart = start;
michael@0:         event.mEnd = end;
michael@0:         event.mCharacters = text;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createIMESelectEvent(int start, int end) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.IME_EVENT);
michael@0:         event.mAction = ImeAction.IME_SET_SELECTION.value;
michael@0:         event.mStart = start;
michael@0:         event.mEnd = end;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createIMECompositionEvent(int start, int end) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.IME_EVENT);
michael@0:         event.mAction = ImeAction.IME_UPDATE_COMPOSITION.value;
michael@0:         event.mStart = start;
michael@0:         event.mEnd = end;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createIMERangeEvent(int start,
michael@0:                                                  int end, int rangeType,
michael@0:                                                  int rangeStyles,
michael@0:                                                  int rangeLineStyle,
michael@0:                                                  boolean rangeBoldLine,
michael@0:                                                  int rangeForeColor,
michael@0:                                                  int rangeBackColor,
michael@0:                                                  int rangeLineColor) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.IME_EVENT);
michael@0:         event.mAction = ImeAction.IME_ADD_COMPOSITION_RANGE.value;
michael@0:         event.mStart = start;
michael@0:         event.mEnd = end;
michael@0:         event.mRangeType = rangeType;
michael@0:         event.mRangeStyles = rangeStyles;
michael@0:         event.mRangeLineStyle = rangeLineStyle;
michael@0:         event.mRangeBoldLine = rangeBoldLine;
michael@0:         event.mRangeForeColor = rangeForeColor;
michael@0:         event.mRangeBackColor = rangeBackColor;
michael@0:         event.mRangeLineColor = rangeLineColor;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createDrawEvent(Rect rect) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.DRAW);
michael@0:         event.mRect = rect;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createSizeChangedEvent(int w, int h, int screenw, int screenh) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.SIZE_CHANGED);
michael@0:         event.mPoints = new Point[2];
michael@0:         event.mPoints[0] = new Point(w, h);
michael@0:         event.mPoints[1] = new Point(screenw, screenh);
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     @RobocopTarget
michael@0:     public static GeckoEvent createBroadcastEvent(String subject, String data) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.BROADCAST);
michael@0:         event.mCharacters = subject;
michael@0:         event.mCharactersExtra = data;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createViewportEvent(ImmutableViewportMetrics metrics, DisplayPortMetrics displayPort) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.VIEWPORT);
michael@0:         event.mCharacters = "Viewport:Change";
michael@0:         StringBuilder sb = new StringBuilder(256);
michael@0:         sb.append("{ \"x\" : ").append(metrics.viewportRectLeft)
michael@0:           .append(", \"y\" : ").append(metrics.viewportRectTop)
michael@0:           .append(", \"zoom\" : ").append(metrics.zoomFactor)
michael@0:           .append(", \"fixedMarginLeft\" : ").append(metrics.marginLeft)
michael@0:           .append(", \"fixedMarginTop\" : ").append(metrics.marginTop)
michael@0:           .append(", \"fixedMarginRight\" : ").append(metrics.marginRight)
michael@0:           .append(", \"fixedMarginBottom\" : ").append(metrics.marginBottom)
michael@0:           .append(", \"displayPort\" :").append(displayPort.toJSON())
michael@0:           .append('}');
michael@0:         event.mCharactersExtra = sb.toString();
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createURILoadEvent(String uri) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.LOAD_URI);
michael@0:         event.mCharacters = uri;
michael@0:         event.mCharactersExtra = "";
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createWebappLoadEvent(String uri) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.LOAD_URI);
michael@0:         event.mCharacters = uri;
michael@0:         event.mCharactersExtra = "-webapp";
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createBookmarkLoadEvent(String uri) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.LOAD_URI);
michael@0:         event.mCharacters = uri;
michael@0:         event.mCharactersExtra = "-bookmark";
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createVisitedEvent(String data) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.VISITED);
michael@0:         event.mCharacters = data;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createNetworkEvent(int connectionType, boolean isWifi, int DHCPGateway) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.NETWORK_CHANGED);
michael@0:         event.mConnectionType = connectionType;
michael@0:         event.mIsWifi = isWifi;
michael@0:         event.mDHCPGateway = DHCPGateway;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createThumbnailEvent(int tabId, int bufw, int bufh, ByteBuffer buffer) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.THUMBNAIL);
michael@0:         event.mPoints = new Point[1];
michael@0:         event.mPoints[0] = new Point(bufw, bufh);
michael@0:         event.mMetaState = tabId;
michael@0:         event.mBuffer = buffer;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createScreenOrientationEvent(short aScreenOrientation) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.SCREENORIENTATION_CHANGED);
michael@0:         event.mScreenOrientation = aScreenOrientation;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createCallObserverEvent(String observerKey, String topic, String data) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.CALL_OBSERVER);
michael@0:         event.mCharacters = observerKey;
michael@0:         event.mCharactersExtra = topic;
michael@0:         event.mData = data;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createRemoveObserverEvent(String observerKey) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.REMOVE_OBSERVER);
michael@0:         event.mCharacters = observerKey;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     @RobocopTarget
michael@0:     public static GeckoEvent createPreferencesObserveEvent(int requestId, String[] prefNames) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.PREFERENCES_OBSERVE);
michael@0:         event.mCount = requestId;
michael@0:         event.mPrefNames = prefNames;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     @RobocopTarget
michael@0:     public static GeckoEvent createPreferencesGetEvent(int requestId, String[] prefNames) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.PREFERENCES_GET);
michael@0:         event.mCount = requestId;
michael@0:         event.mPrefNames = prefNames;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     @RobocopTarget
michael@0:     public static GeckoEvent createPreferencesRemoveObserversEvent(int requestId) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.PREFERENCES_REMOVE_OBSERVERS);
michael@0:         event.mCount = requestId;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createLowMemoryEvent(int level) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.LOW_MEMORY);
michael@0:         event.mMetaState = level;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createNetworkLinkChangeEvent(String status) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.NETWORK_LINK_CHANGE);
michael@0:         event.mCharacters = status;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createTelemetryHistogramAddEvent(String histogram,
michael@0:                                                               int value) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.TELEMETRY_HISTOGRAM_ADD);
michael@0:         event.mCharacters = histogram;
michael@0:         event.mCount = value;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createTelemetryUISessionStartEvent(String session, long timestamp) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.TELEMETRY_UI_SESSION_START);
michael@0:         event.mCharacters = session;
michael@0:         event.mTime = timestamp;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createTelemetryUISessionStopEvent(String session, String reason, long timestamp) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.TELEMETRY_UI_SESSION_STOP);
michael@0:         event.mCharacters = session;
michael@0:         event.mCharactersExtra = reason;
michael@0:         event.mTime = timestamp;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public static GeckoEvent createTelemetryUIEvent(String action, String method, long timestamp, String extras) {
michael@0:         GeckoEvent event = GeckoEvent.get(NativeGeckoEvent.TELEMETRY_UI_EVENT);
michael@0:         event.mData = action;
michael@0:         event.mCharacters = method;
michael@0:         event.mCharactersExtra = extras;
michael@0:         event.mTime = timestamp;
michael@0:         return event;
michael@0:     }
michael@0: 
michael@0:     public void setAckNeeded(boolean ackNeeded) {
michael@0:         mAckNeeded = ackNeeded;
michael@0:     }
michael@0: }