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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /gfx/layers/apz/src/AndroidAPZ.h | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/layers/apz/src/AndroidAPZ.h')
-rw-r--r-- | gfx/layers/apz/src/AndroidAPZ.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/gfx/layers/apz/src/AndroidAPZ.h b/gfx/layers/apz/src/AndroidAPZ.h new file mode 100644 index 000000000..404892da5 --- /dev/null +++ b/gfx/layers/apz/src/AndroidAPZ.h @@ -0,0 +1,61 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set sw=2 ts=8 et tw=80 : */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef mozilla_layers_AndroidAPZ_h_ +#define mozilla_layers_AndroidAPZ_h_ + +#include "AsyncPanZoomAnimation.h" +#include "AsyncPanZoomController.h" +#include "GeneratedJNIWrappers.h" + +namespace mozilla { +namespace layers { + +class AndroidSpecificState : public PlatformSpecificStateBase { +public: + AndroidSpecificState(); + + virtual AndroidSpecificState* AsAndroidSpecificState() override { + return this; + } + + java::StackScroller::GlobalRef mOverScroller; + TimeStamp mLastFling; +}; + +class AndroidFlingAnimation: public AsyncPanZoomAnimation { +public: + AndroidFlingAnimation(AsyncPanZoomController& aApzc, + PlatformSpecificStateBase* aPlatformSpecificState, + const RefPtr<const OverscrollHandoffChain>& aOverscrollHandoffChain, + bool aFlingIsHandoff /* ignored */, + const RefPtr<const AsyncPanZoomController>& aScrolledApzc); + virtual bool DoSample(FrameMetrics& aFrameMetrics, + const TimeDuration& aDelta) override; +private: + void DeferHandleFlingOverscroll(ParentLayerPoint& aVelocity); + // Returns true if value is on or outside of axis bounds. + bool CheckBounds(Axis& aAxis, float aValue, float aDirection, float* aClamped); + + AsyncPanZoomController& mApzc; + java::StackScroller::GlobalRef mOverScroller; + RefPtr<const OverscrollHandoffChain> mOverscrollHandoffChain; + RefPtr<const AsyncPanZoomController> mScrolledApzc; + bool mSentBounceX; + bool mSentBounceY; + long mFlingDuration; + ParentLayerPoint mStartOffset; + ParentLayerPoint mPreviousOffset; + // Unit vector in the direction of the fling. + ParentLayerPoint mFlingDirection; + ParentLayerPoint mPreviousVelocity; +}; + + +} // namespace layers +} // namespace mozilla + +#endif // mozilla_layers_AndroidAPZ_h_ |