mobile/android/base/gfx/NativePanZoomController.java@b8a032363ba2 (annotated)
mobile/android/base/gfx/NativePanZoomController.java
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
| michael@0 | 1 | /* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*- |
| michael@0 | 2 | * This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 3 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 4 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 5 | |
| michael@0 | 6 | package org.mozilla.gecko.gfx; |
| michael@0 | 7 | |
| michael@0 | 8 | import org.mozilla.gecko.GeckoEvent; |
| michael@0 | 9 | import org.mozilla.gecko.GeckoThread; |
| michael@0 | 10 | import org.mozilla.gecko.mozglue.generatorannotations.WrapElementForJNI; |
| michael@0 | 11 | import org.mozilla.gecko.EventDispatcher; |
| michael@0 | 12 | import org.mozilla.gecko.util.GeckoEventListener; |
| michael@0 | 13 | |
| michael@0 | 14 | import org.json.JSONObject; |
| michael@0 | 15 | |
| michael@0 | 16 | import android.graphics.PointF; |
| michael@0 | 17 | import android.view.KeyEvent; |
| michael@0 | 18 | import android.view.MotionEvent; |
| michael@0 | 19 | import android.view.View; |
| michael@0 | 20 | |
| michael@0 | 21 | class NativePanZoomController implements PanZoomController, GeckoEventListener { |
| michael@0 | 22 | private final PanZoomTarget mTarget; |
| michael@0 | 23 | private final EventDispatcher mDispatcher; |
| michael@0 | 24 | private final CallbackRunnable mCallbackRunnable; |
| michael@0 | 25 | |
| michael@0 | 26 | NativePanZoomController(PanZoomTarget target, View view, EventDispatcher dispatcher) { |
| michael@0 | 27 | mTarget = target; |
| michael@0 | 28 | mDispatcher = dispatcher; |
| michael@0 | 29 | mCallbackRunnable = new CallbackRunnable(); |
| michael@0 | 30 | if (GeckoThread.checkLaunchState(GeckoThread.LaunchState.GeckoRunning)) { |
| michael@0 | 31 | init(); |
| michael@0 | 32 | } else { |
| michael@0 | 33 | mDispatcher.registerEventListener("Gecko:Ready", this); |
| michael@0 | 34 | } |
| michael@0 | 35 | } |
| michael@0 | 36 | |
| michael@0 | 37 | public void handleMessage(String event, JSONObject message) { |
| michael@0 | 38 | if ("Gecko:Ready".equals(event)) { |
| michael@0 | 39 | mDispatcher.unregisterEventListener("Gecko:Ready", this); |
| michael@0 | 40 | init(); |
| michael@0 | 41 | } |
| michael@0 | 42 | } |
| michael@0 | 43 | |
| michael@0 | 44 | public boolean onTouchEvent(MotionEvent event) { |
| michael@0 | 45 | GeckoEvent wrapped = GeckoEvent.createMotionEvent(event, true); |
| michael@0 | 46 | handleTouchEvent(wrapped); |
| michael@0 | 47 | return false; |
| michael@0 | 48 | } |
| michael@0 | 49 | |
| michael@0 | 50 | public boolean onMotionEvent(MotionEvent event) { |
| michael@0 | 51 | // FIXME implement this |
| michael@0 | 52 | return false; |
| michael@0 | 53 | } |
| michael@0 | 54 | |
| michael@0 | 55 | public boolean onKeyEvent(KeyEvent event) { |
| michael@0 | 56 | // FIXME implement this |
| michael@0 | 57 | return false; |
| michael@0 | 58 | } |
| michael@0 | 59 | |
| michael@0 | 60 | public PointF getVelocityVector() { |
| michael@0 | 61 | // FIXME implement this |
| michael@0 | 62 | return new PointF(0, 0); |
| michael@0 | 63 | } |
| michael@0 | 64 | |
| michael@0 | 65 | public void pageRectUpdated() { |
| michael@0 | 66 | // no-op in APZC, I think |
| michael@0 | 67 | } |
| michael@0 | 68 | |
| michael@0 | 69 | public void abortPanning() { |
| michael@0 | 70 | // no-op in APZC, I think |
| michael@0 | 71 | } |
| michael@0 | 72 | |
| michael@0 | 73 | public native void abortAnimation(); |
| michael@0 | 74 | |
| michael@0 | 75 | private native void init(); |
| michael@0 | 76 | private native void handleTouchEvent(GeckoEvent event); |
| michael@0 | 77 | private native void handleMotionEvent(GeckoEvent event); |
| michael@0 | 78 | private native long runDelayedCallback(); |
| michael@0 | 79 | |
| michael@0 | 80 | public native void destroy(); |
| michael@0 | 81 | public native void notifyDefaultActionPrevented(boolean prevented); |
| michael@0 | 82 | public native boolean getRedrawHint(); |
| michael@0 | 83 | public native void setOverScrollMode(int overscrollMode); |
| michael@0 | 84 | public native int getOverScrollMode(); |
| michael@0 | 85 | |
| michael@0 | 86 | @WrapElementForJNI(allowMultithread = true, stubName = "RequestContentRepaintWrapper") |
| michael@0 | 87 | private void requestContentRepaint(float x, float y, float width, float height, float resolution) { |
| michael@0 | 88 | mTarget.forceRedraw(new DisplayPortMetrics(x, y, x + width, y + height, resolution)); |
| michael@0 | 89 | } |
| michael@0 | 90 | |
| michael@0 | 91 | @WrapElementForJNI(allowMultithread = true, stubName = "PostDelayedCallbackWrapper") |
| michael@0 | 92 | private void postDelayedCallback(long delay) { |
| michael@0 | 93 | mTarget.postDelayed(mCallbackRunnable, delay); |
| michael@0 | 94 | } |
| michael@0 | 95 | |
| michael@0 | 96 | class CallbackRunnable implements Runnable { |
| michael@0 | 97 | @Override |
| michael@0 | 98 | public void run() { |
| michael@0 | 99 | long nextDelay = runDelayedCallback(); |
| michael@0 | 100 | if (nextDelay >= 0) { |
| michael@0 | 101 | mTarget.postDelayed(this, nextDelay); |
| michael@0 | 102 | } |
| michael@0 | 103 | } |
| michael@0 | 104 | } |
| michael@0 | 105 | |
| michael@0 | 106 | public void setOverscrollHandler(final Overscroll listener) { |
| michael@0 | 107 | } |
| michael@0 | 108 | } |
