mirror of
https://github.com/mozilla/gecko-dev.git
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7a392d6952
MozReview-Commit-ID: 8nzOkvIvwrD --HG-- extra : rebase_source : 15cfa77ffc639838d6345fa4bffc7079d8d198e7
835 lines
24 KiB
C++
835 lines
24 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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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#include "InputData.h"
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#include "mozilla/dom/Touch.h"
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#include "nsContentUtils.h"
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#include "nsDebug.h"
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#include "nsThreadUtils.h"
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#include "mozilla/MouseEvents.h"
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#include "mozilla/TouchEvents.h"
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#include "UnitTransforms.h"
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namespace mozilla {
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using namespace dom;
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InputData::~InputData()
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{
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}
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InputData::InputData(InputType aInputType)
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: mInputType(aInputType)
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, mTime(0)
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, mFocusSequenceNumber(0)
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, modifiers(0)
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{
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}
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InputData::InputData(InputType aInputType, uint32_t aTime, TimeStamp aTimeStamp,
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Modifiers aModifiers)
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: mInputType(aInputType)
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, mTime(aTime)
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, mTimeStamp(aTimeStamp)
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, mFocusSequenceNumber(0)
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, modifiers(aModifiers)
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{
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}
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SingleTouchData::SingleTouchData(int32_t aIdentifier, ScreenIntPoint aScreenPoint,
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ScreenSize aRadius, float aRotationAngle,
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float aForce)
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: mIdentifier(aIdentifier)
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, mScreenPoint(aScreenPoint)
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, mRadius(aRadius)
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, mRotationAngle(aRotationAngle)
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, mForce(aForce)
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{
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}
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SingleTouchData::SingleTouchData(int32_t aIdentifier,
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ParentLayerPoint aLocalScreenPoint,
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ScreenSize aRadius, float aRotationAngle,
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float aForce)
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: mIdentifier(aIdentifier)
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, mLocalScreenPoint(aLocalScreenPoint)
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, mRadius(aRadius)
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, mRotationAngle(aRotationAngle)
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, mForce(aForce)
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{
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}
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SingleTouchData::SingleTouchData()
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{
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}
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already_AddRefed<Touch> SingleTouchData::ToNewDOMTouch() const
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{
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MOZ_ASSERT(NS_IsMainThread(),
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"Can only create dom::Touch instances on main thread");
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RefPtr<Touch> touch = new Touch(mIdentifier,
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LayoutDeviceIntPoint::Truncate(mScreenPoint.x, mScreenPoint.y),
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LayoutDeviceIntPoint::Truncate(mRadius.width, mRadius.height),
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mRotationAngle,
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mForce);
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return touch.forget();
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}
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MultiTouchInput::MultiTouchInput(MultiTouchType aType, uint32_t aTime,
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TimeStamp aTimeStamp, Modifiers aModifiers)
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: InputData(MULTITOUCH_INPUT, aTime, aTimeStamp, aModifiers)
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, mType(aType)
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, mHandledByAPZ(false)
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{
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}
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MultiTouchInput::MultiTouchInput()
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: InputData(MULTITOUCH_INPUT)
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, mHandledByAPZ(false)
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{
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}
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MultiTouchInput::MultiTouchInput(const MultiTouchInput& aOther)
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: InputData(MULTITOUCH_INPUT, aOther.mTime, aOther.mTimeStamp, aOther.modifiers)
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, mType(aOther.mType)
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, mHandledByAPZ(aOther.mHandledByAPZ)
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{
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mTouches.AppendElements(aOther.mTouches);
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}
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MultiTouchInput::MultiTouchInput(const WidgetTouchEvent& aTouchEvent)
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: InputData(MULTITOUCH_INPUT, aTouchEvent.mTime, aTouchEvent.mTimeStamp,
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aTouchEvent.mModifiers)
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, mHandledByAPZ(aTouchEvent.mFlags.mHandledByAPZ)
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{
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MOZ_ASSERT(NS_IsMainThread(),
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"Can only copy from WidgetTouchEvent on main thread");
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switch (aTouchEvent.mMessage) {
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case eTouchStart:
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mType = MULTITOUCH_START;
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break;
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case eTouchMove:
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mType = MULTITOUCH_MOVE;
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break;
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case eTouchEnd:
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mType = MULTITOUCH_END;
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break;
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case eTouchCancel:
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mType = MULTITOUCH_CANCEL;
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break;
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default:
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MOZ_ASSERT_UNREACHABLE("Did not assign a type to a MultiTouchInput");
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break;
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}
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for (size_t i = 0; i < aTouchEvent.mTouches.Length(); i++) {
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const Touch* domTouch = aTouchEvent.mTouches[i];
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// Extract data from weird interfaces.
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int32_t identifier = domTouch->Identifier();
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int32_t radiusX = domTouch->RadiusX(CallerType::System);
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int32_t radiusY = domTouch->RadiusY(CallerType::System);
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float rotationAngle = domTouch->RotationAngle(CallerType::System);
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float force = domTouch->Force(CallerType::System);
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SingleTouchData data(identifier,
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ViewAs<ScreenPixel>(domTouch->mRefPoint,
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PixelCastJustification::LayoutDeviceIsScreenForUntransformedEvent),
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ScreenSize(radiusX, radiusY),
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rotationAngle,
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force);
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mTouches.AppendElement(data);
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}
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}
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MultiTouchInput::MultiTouchInput(const WidgetMouseEvent& aMouseEvent)
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: InputData(MULTITOUCH_INPUT, aMouseEvent.mTime, aMouseEvent.mTimeStamp,
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aMouseEvent.mModifiers)
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, mHandledByAPZ(aMouseEvent.mFlags.mHandledByAPZ)
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{
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MOZ_ASSERT(NS_IsMainThread(),
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"Can only copy from WidgetMouseEvent on main thread");
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switch (aMouseEvent.mMessage) {
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case eMouseDown:
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mType = MULTITOUCH_START;
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break;
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case eMouseMove:
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mType = MULTITOUCH_MOVE;
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break;
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case eMouseUp:
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mType = MULTITOUCH_END;
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break;
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// The mouse pointer has been interrupted in an implementation-specific
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// manner, such as a synchronous event or action cancelling the touch, or a
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// touch point leaving the document window and going into a non-document
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// area capable of handling user interactions.
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case eMouseExitFromWidget:
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mType = MULTITOUCH_CANCEL;
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break;
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default:
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NS_WARNING("Did not assign a type to a MultiTouchInput");
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break;
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}
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mTouches.AppendElement(SingleTouchData(0,
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ViewAs<ScreenPixel>(aMouseEvent.mRefPoint,
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PixelCastJustification::LayoutDeviceIsScreenForUntransformedEvent),
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ScreenSize(1, 1),
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180.0f,
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1.0f));
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}
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void
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MultiTouchInput::Translate(const ScreenPoint& aTranslation)
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{
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const int32_t xTranslation = (int32_t)(aTranslation.x + 0.5f);
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const int32_t yTranslation = (int32_t)(aTranslation.y + 0.5f);
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for (auto iter = mTouches.begin(); iter != mTouches.end(); iter++) {
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iter->mScreenPoint.MoveBy(xTranslation, yTranslation);
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}
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}
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WidgetTouchEvent
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MultiTouchInput::ToWidgetTouchEvent(nsIWidget* aWidget) const
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{
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MOZ_ASSERT(NS_IsMainThread(),
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"Can only convert To WidgetTouchEvent on main thread");
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EventMessage touchEventMessage = eVoidEvent;
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switch (mType) {
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case MULTITOUCH_START:
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touchEventMessage = eTouchStart;
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break;
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case MULTITOUCH_MOVE:
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touchEventMessage = eTouchMove;
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break;
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case MULTITOUCH_END:
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touchEventMessage = eTouchEnd;
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break;
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case MULTITOUCH_CANCEL:
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touchEventMessage = eTouchCancel;
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break;
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default:
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MOZ_ASSERT_UNREACHABLE("Did not assign a type to WidgetTouchEvent in MultiTouchInput");
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break;
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}
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WidgetTouchEvent event(true, touchEventMessage, aWidget);
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if (touchEventMessage == eVoidEvent) {
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return event;
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}
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event.mModifiers = this->modifiers;
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event.mTime = this->mTime;
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event.mTimeStamp = this->mTimeStamp;
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event.mFlags.mHandledByAPZ = mHandledByAPZ;
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event.mFocusSequenceNumber = mFocusSequenceNumber;
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for (size_t i = 0; i < mTouches.Length(); i++) {
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*event.mTouches.AppendElement() = mTouches[i].ToNewDOMTouch();
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}
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return event;
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}
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WidgetMouseEvent
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MultiTouchInput::ToWidgetMouseEvent(nsIWidget* aWidget) const
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{
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MOZ_ASSERT(NS_IsMainThread(),
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"Can only convert To WidgetMouseEvent on main thread");
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EventMessage mouseEventMessage = eVoidEvent;
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switch (mType) {
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case MultiTouchInput::MULTITOUCH_START:
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mouseEventMessage = eMouseDown;
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break;
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case MultiTouchInput::MULTITOUCH_MOVE:
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mouseEventMessage = eMouseMove;
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break;
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case MultiTouchInput::MULTITOUCH_CANCEL:
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case MultiTouchInput::MULTITOUCH_END:
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mouseEventMessage = eMouseUp;
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break;
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default:
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MOZ_ASSERT_UNREACHABLE("Did not assign a type to WidgetMouseEvent");
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break;
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}
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WidgetMouseEvent event(true, mouseEventMessage, aWidget,
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WidgetMouseEvent::eReal, WidgetMouseEvent::eNormal);
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const SingleTouchData& firstTouch = mTouches[0];
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event.mRefPoint.x = firstTouch.mScreenPoint.x;
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event.mRefPoint.y = firstTouch.mScreenPoint.y;
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event.mTime = mTime;
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event.button = WidgetMouseEvent::eLeftButton;
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event.inputSource = nsIDOMMouseEvent::MOZ_SOURCE_TOUCH;
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event.mModifiers = modifiers;
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event.mFlags.mHandledByAPZ = mHandledByAPZ;
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event.mFocusSequenceNumber = mFocusSequenceNumber;
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if (mouseEventMessage != eMouseMove) {
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event.mClickCount = 1;
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}
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return event;
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}
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int32_t
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MultiTouchInput::IndexOfTouch(int32_t aTouchIdentifier)
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{
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for (size_t i = 0; i < mTouches.Length(); i++) {
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if (mTouches[i].mIdentifier == aTouchIdentifier) {
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return (int32_t)i;
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}
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}
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return -1;
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}
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bool
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MultiTouchInput::TransformToLocal(const ScreenToParentLayerMatrix4x4& aTransform)
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{
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for (size_t i = 0; i < mTouches.Length(); i++) {
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Maybe<ParentLayerIntPoint> point = UntransformBy(aTransform, mTouches[i].mScreenPoint);
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if (!point) {
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return false;
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}
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mTouches[i].mLocalScreenPoint = *point;
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}
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return true;
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}
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MouseInput::MouseInput()
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: InputData(MOUSE_INPUT)
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, mType(MOUSE_NONE)
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, mButtonType(NONE)
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, mInputSource(0)
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, mButtons(0)
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, mHandledByAPZ(false)
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{
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}
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MouseInput::MouseInput(MouseType aType, ButtonType aButtonType,
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uint16_t aInputSource, int16_t aButtons,
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const ScreenPoint& aPoint, uint32_t aTime,
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TimeStamp aTimeStamp, Modifiers aModifiers)
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: InputData(MOUSE_INPUT, aTime, aTimeStamp, aModifiers)
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, mType(aType)
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, mButtonType(aButtonType)
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, mInputSource(aInputSource)
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, mButtons(aButtons)
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, mOrigin(aPoint)
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, mHandledByAPZ(false)
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{
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}
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MouseInput::MouseInput(const WidgetMouseEventBase& aMouseEvent)
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: InputData(MOUSE_INPUT, aMouseEvent.mTime, aMouseEvent.mTimeStamp,
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aMouseEvent.mModifiers)
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, mType(MOUSE_NONE)
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, mButtonType(NONE)
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, mInputSource(aMouseEvent.inputSource)
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, mButtons(aMouseEvent.buttons)
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, mHandledByAPZ(aMouseEvent.mFlags.mHandledByAPZ)
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{
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MOZ_ASSERT(NS_IsMainThread(),
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"Can only copy from WidgetTouchEvent on main thread");
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mButtonType = NONE;
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switch (aMouseEvent.button) {
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case WidgetMouseEventBase::eLeftButton:
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mButtonType = MouseInput::LEFT_BUTTON;
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break;
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case WidgetMouseEventBase::eMiddleButton:
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mButtonType = MouseInput::MIDDLE_BUTTON;
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break;
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case WidgetMouseEventBase::eRightButton:
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mButtonType = MouseInput::RIGHT_BUTTON;
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break;
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}
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switch (aMouseEvent.mMessage) {
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case eMouseMove:
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mType = MOUSE_MOVE;
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break;
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case eMouseUp:
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mType = MOUSE_UP;
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break;
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case eMouseDown:
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mType = MOUSE_DOWN;
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break;
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case eDragStart:
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mType = MOUSE_DRAG_START;
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break;
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case eDragEnd:
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mType = MOUSE_DRAG_END;
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break;
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case eMouseEnterIntoWidget:
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mType = MOUSE_WIDGET_ENTER;
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break;
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case eMouseExitFromWidget:
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mType = MOUSE_WIDGET_EXIT;
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break;
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default:
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MOZ_ASSERT_UNREACHABLE("Mouse event type not supported");
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break;
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}
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mOrigin =
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ScreenPoint(ViewAs<ScreenPixel>(aMouseEvent.mRefPoint,
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PixelCastJustification::LayoutDeviceIsScreenForUntransformedEvent));
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}
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bool
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MouseInput::IsLeftButton() const
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{
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return mButtonType == LEFT_BUTTON;
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}
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bool
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MouseInput::TransformToLocal(const ScreenToParentLayerMatrix4x4& aTransform)
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{
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Maybe<ParentLayerPoint> point = UntransformBy(aTransform, mOrigin);
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if (!point) {
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return false;
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}
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mLocalOrigin = *point;
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return true;
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}
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WidgetMouseEvent
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MouseInput::ToWidgetMouseEvent(nsIWidget* aWidget) const
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{
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MOZ_ASSERT(NS_IsMainThread(),
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"Can only convert To WidgetTouchEvent on main thread");
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EventMessage msg = eVoidEvent;
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uint32_t clickCount = 0;
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switch (mType) {
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case MOUSE_MOVE:
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msg = eMouseMove;
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break;
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case MOUSE_UP:
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msg = eMouseUp;
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clickCount = 1;
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break;
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case MOUSE_DOWN:
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msg = eMouseDown;
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clickCount = 1;
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break;
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case MOUSE_DRAG_START:
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msg = eDragStart;
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break;
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case MOUSE_DRAG_END:
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msg = eDragEnd;
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break;
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case MOUSE_WIDGET_ENTER:
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msg = eMouseEnterIntoWidget;
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break;
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case MOUSE_WIDGET_EXIT:
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msg = eMouseExitFromWidget;
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break;
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default:
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MOZ_ASSERT_UNREACHABLE("Did not assign a type to WidgetMouseEvent in MouseInput");
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break;
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}
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WidgetMouseEvent event(true, msg, aWidget, WidgetMouseEvent::eReal, WidgetMouseEvent::eNormal);
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if (msg == eVoidEvent) {
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return event;
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}
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switch (mButtonType) {
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case MouseInput::LEFT_BUTTON:
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event.button = WidgetMouseEventBase::eLeftButton;
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break;
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case MouseInput::MIDDLE_BUTTON:
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event.button = WidgetMouseEventBase::eMiddleButton;
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break;
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case MouseInput::RIGHT_BUTTON:
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event.button = WidgetMouseEventBase::eRightButton;
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break;
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case MouseInput::NONE:
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default:
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break;
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}
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event.buttons = mButtons;
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event.mModifiers = modifiers;
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event.mTime = mTime;
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event.mTimeStamp = mTimeStamp;
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event.mFlags.mHandledByAPZ = mHandledByAPZ;
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event.mRefPoint =
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RoundedToInt(ViewAs<LayoutDevicePixel>(mOrigin,
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PixelCastJustification::LayoutDeviceIsScreenForUntransformedEvent));
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event.mClickCount = clickCount;
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event.inputSource = mInputSource;
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event.mIgnoreRootScrollFrame = true;
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event.mFocusSequenceNumber = mFocusSequenceNumber;
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return event;
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}
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PanGestureInput::PanGestureInput()
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: InputData(PANGESTURE_INPUT)
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, mLineOrPageDeltaX(0)
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, mLineOrPageDeltaY(0)
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, mUserDeltaMultiplierX(1.0)
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, mUserDeltaMultiplierY(1.0)
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, mHandledByAPZ(false)
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, mFollowedByMomentum(false)
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, mRequiresContentResponseIfCannotScrollHorizontallyInStartDirection(false)
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{
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}
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PanGestureInput::PanGestureInput(PanGestureType aType, uint32_t aTime,
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TimeStamp aTimeStamp,
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const ScreenPoint& aPanStartPoint,
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const ScreenPoint& aPanDisplacement,
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Modifiers aModifiers)
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: InputData(PANGESTURE_INPUT, aTime, aTimeStamp, aModifiers)
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, mType(aType)
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, mPanStartPoint(aPanStartPoint)
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, mPanDisplacement(aPanDisplacement)
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, mLineOrPageDeltaX(0)
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, mLineOrPageDeltaY(0)
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, mUserDeltaMultiplierX(1.0)
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, mUserDeltaMultiplierY(1.0)
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, mHandledByAPZ(false)
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, mFollowedByMomentum(false)
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, mRequiresContentResponseIfCannotScrollHorizontallyInStartDirection(false)
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{
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}
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bool
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PanGestureInput::IsMomentum() const
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{
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switch (mType) {
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case PanGestureInput::PANGESTURE_MOMENTUMSTART:
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case PanGestureInput::PANGESTURE_MOMENTUMPAN:
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case PanGestureInput::PANGESTURE_MOMENTUMEND:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
WidgetWheelEvent
|
|
PanGestureInput::ToWidgetWheelEvent(nsIWidget* aWidget) const
|
|
{
|
|
WidgetWheelEvent wheelEvent(true, eWheel, aWidget);
|
|
wheelEvent.mModifiers = this->modifiers;
|
|
wheelEvent.mTime = mTime;
|
|
wheelEvent.mTimeStamp = mTimeStamp;
|
|
wheelEvent.mRefPoint =
|
|
RoundedToInt(ViewAs<LayoutDevicePixel>(mPanStartPoint,
|
|
PixelCastJustification::LayoutDeviceIsScreenForUntransformedEvent));
|
|
wheelEvent.buttons = 0;
|
|
wheelEvent.mDeltaMode = nsIDOMWheelEvent::DOM_DELTA_PIXEL;
|
|
wheelEvent.mMayHaveMomentum = true; // pan inputs may have momentum
|
|
wheelEvent.mIsMomentum = IsMomentum();
|
|
wheelEvent.mLineOrPageDeltaX = mLineOrPageDeltaX;
|
|
wheelEvent.mLineOrPageDeltaY = mLineOrPageDeltaY;
|
|
wheelEvent.mDeltaX = mPanDisplacement.x;
|
|
wheelEvent.mDeltaY = mPanDisplacement.y;
|
|
wheelEvent.mFlags.mHandledByAPZ = mHandledByAPZ;
|
|
wheelEvent.mFocusSequenceNumber = mFocusSequenceNumber;
|
|
return wheelEvent;
|
|
}
|
|
|
|
bool
|
|
PanGestureInput::TransformToLocal(const ScreenToParentLayerMatrix4x4& aTransform)
|
|
{
|
|
Maybe<ParentLayerPoint> panStartPoint = UntransformBy(aTransform, mPanStartPoint);
|
|
if (!panStartPoint) {
|
|
return false;
|
|
}
|
|
mLocalPanStartPoint = *panStartPoint;
|
|
|
|
Maybe<ParentLayerPoint> panDisplacement = UntransformVector(aTransform, mPanDisplacement, mPanStartPoint);
|
|
if (!panDisplacement) {
|
|
return false;
|
|
}
|
|
mLocalPanDisplacement = *panDisplacement;
|
|
return true;
|
|
}
|
|
|
|
ScreenPoint
|
|
PanGestureInput::UserMultipliedPanDisplacement() const
|
|
{
|
|
return ScreenPoint(mPanDisplacement.x * mUserDeltaMultiplierX,
|
|
mPanDisplacement.y * mUserDeltaMultiplierY);
|
|
}
|
|
|
|
ParentLayerPoint
|
|
PanGestureInput::UserMultipliedLocalPanDisplacement() const
|
|
{
|
|
return ParentLayerPoint(mLocalPanDisplacement.x * mUserDeltaMultiplierX,
|
|
mLocalPanDisplacement.y * mUserDeltaMultiplierY);
|
|
}
|
|
|
|
PinchGestureInput::PinchGestureInput()
|
|
: InputData(PINCHGESTURE_INPUT)
|
|
{
|
|
}
|
|
|
|
PinchGestureInput::PinchGestureInput(PinchGestureType aType, uint32_t aTime,
|
|
TimeStamp aTimeStamp,
|
|
const ParentLayerPoint& aLocalFocusPoint,
|
|
ParentLayerCoord aCurrentSpan,
|
|
ParentLayerCoord aPreviousSpan,
|
|
Modifiers aModifiers)
|
|
: InputData(PINCHGESTURE_INPUT, aTime, aTimeStamp, aModifiers)
|
|
, mType(aType)
|
|
, mLocalFocusPoint(aLocalFocusPoint)
|
|
, mCurrentSpan(aCurrentSpan)
|
|
, mPreviousSpan(aPreviousSpan)
|
|
{
|
|
}
|
|
|
|
bool
|
|
PinchGestureInput::TransformToLocal(const ScreenToParentLayerMatrix4x4& aTransform)
|
|
{
|
|
Maybe<ParentLayerPoint> point = UntransformBy(aTransform, mFocusPoint);
|
|
if (!point) {
|
|
return false;
|
|
}
|
|
mLocalFocusPoint = *point;
|
|
return true;
|
|
}
|
|
|
|
TapGestureInput::TapGestureInput()
|
|
: InputData(TAPGESTURE_INPUT)
|
|
{
|
|
}
|
|
|
|
TapGestureInput::TapGestureInput(TapGestureType aType, uint32_t aTime,
|
|
TimeStamp aTimeStamp,
|
|
const ScreenIntPoint& aPoint,
|
|
Modifiers aModifiers)
|
|
: InputData(TAPGESTURE_INPUT, aTime, aTimeStamp, aModifiers)
|
|
, mType(aType)
|
|
, mPoint(aPoint)
|
|
{
|
|
}
|
|
|
|
TapGestureInput::TapGestureInput(TapGestureType aType, uint32_t aTime,
|
|
TimeStamp aTimeStamp,
|
|
const ParentLayerPoint& aLocalPoint,
|
|
Modifiers aModifiers)
|
|
: InputData(TAPGESTURE_INPUT, aTime, aTimeStamp, aModifiers)
|
|
, mType(aType)
|
|
, mLocalPoint(aLocalPoint)
|
|
{
|
|
}
|
|
|
|
bool
|
|
TapGestureInput::TransformToLocal(const ScreenToParentLayerMatrix4x4& aTransform)
|
|
{
|
|
Maybe<ParentLayerIntPoint> point = UntransformBy(aTransform, mPoint);
|
|
if (!point) {
|
|
return false;
|
|
}
|
|
mLocalPoint = *point;
|
|
return true;
|
|
}
|
|
|
|
ScrollWheelInput::ScrollWheelInput()
|
|
: InputData(SCROLLWHEEL_INPUT)
|
|
, mHandledByAPZ(false)
|
|
, mLineOrPageDeltaX(0)
|
|
, mLineOrPageDeltaY(0)
|
|
, mScrollSeriesNumber(0)
|
|
, mUserDeltaMultiplierX(1.0)
|
|
, mUserDeltaMultiplierY(1.0)
|
|
, mMayHaveMomentum(false)
|
|
, mIsMomentum(false)
|
|
{
|
|
}
|
|
|
|
ScrollWheelInput::ScrollWheelInput(uint32_t aTime, TimeStamp aTimeStamp,
|
|
Modifiers aModifiers, ScrollMode aScrollMode,
|
|
ScrollDeltaType aDeltaType,
|
|
const ScreenPoint& aOrigin, double aDeltaX,
|
|
double aDeltaY,
|
|
bool aAllowToOverrideSystemScrollSpeed)
|
|
: InputData(SCROLLWHEEL_INPUT, aTime, aTimeStamp, aModifiers)
|
|
, mDeltaType(aDeltaType)
|
|
, mScrollMode(aScrollMode)
|
|
, mOrigin(aOrigin)
|
|
, mHandledByAPZ(false)
|
|
, mDeltaX(aDeltaX)
|
|
, mDeltaY(aDeltaY)
|
|
, mLineOrPageDeltaX(0)
|
|
, mLineOrPageDeltaY(0)
|
|
, mScrollSeriesNumber(0)
|
|
, mUserDeltaMultiplierX(1.0)
|
|
, mUserDeltaMultiplierY(1.0)
|
|
, mMayHaveMomentum(false)
|
|
, mIsMomentum(false)
|
|
, mAllowToOverrideSystemScrollSpeed(aAllowToOverrideSystemScrollSpeed)
|
|
{
|
|
}
|
|
|
|
ScrollWheelInput::ScrollWheelInput(const WidgetWheelEvent& aWheelEvent)
|
|
: InputData(SCROLLWHEEL_INPUT, aWheelEvent.mTime, aWheelEvent.mTimeStamp,
|
|
aWheelEvent.mModifiers)
|
|
, mDeltaType(DeltaTypeForDeltaMode(aWheelEvent.mDeltaMode))
|
|
, mScrollMode(SCROLLMODE_INSTANT)
|
|
, mHandledByAPZ(aWheelEvent.mFlags.mHandledByAPZ)
|
|
, mDeltaX(aWheelEvent.mDeltaX)
|
|
, mDeltaY(aWheelEvent.mDeltaY)
|
|
, mLineOrPageDeltaX(aWheelEvent.mLineOrPageDeltaX)
|
|
, mLineOrPageDeltaY(aWheelEvent.mLineOrPageDeltaY)
|
|
, mScrollSeriesNumber(0)
|
|
, mUserDeltaMultiplierX(1.0)
|
|
, mUserDeltaMultiplierY(1.0)
|
|
, mMayHaveMomentum(aWheelEvent.mMayHaveMomentum)
|
|
, mIsMomentum(aWheelEvent.mIsMomentum)
|
|
, mAllowToOverrideSystemScrollSpeed(
|
|
aWheelEvent.mAllowToOverrideSystemScrollSpeed)
|
|
{
|
|
mOrigin =
|
|
ScreenPoint(ViewAs<ScreenPixel>(aWheelEvent.mRefPoint,
|
|
PixelCastJustification::LayoutDeviceIsScreenForUntransformedEvent));
|
|
}
|
|
|
|
ScrollWheelInput::ScrollDeltaType
|
|
ScrollWheelInput::DeltaTypeForDeltaMode(uint32_t aDeltaMode)
|
|
{
|
|
switch (aDeltaMode) {
|
|
case nsIDOMWheelEvent::DOM_DELTA_LINE:
|
|
return SCROLLDELTA_LINE;
|
|
case nsIDOMWheelEvent::DOM_DELTA_PAGE:
|
|
return SCROLLDELTA_PAGE;
|
|
case nsIDOMWheelEvent::DOM_DELTA_PIXEL:
|
|
return SCROLLDELTA_PIXEL;
|
|
default:
|
|
MOZ_CRASH();
|
|
}
|
|
return SCROLLDELTA_LINE;
|
|
}
|
|
|
|
uint32_t
|
|
ScrollWheelInput::DeltaModeForDeltaType(ScrollDeltaType aDeltaType)
|
|
{
|
|
switch (aDeltaType) {
|
|
case ScrollWheelInput::SCROLLDELTA_LINE:
|
|
return nsIDOMWheelEvent::DOM_DELTA_LINE;
|
|
case ScrollWheelInput::SCROLLDELTA_PAGE:
|
|
return nsIDOMWheelEvent::DOM_DELTA_PAGE;
|
|
case ScrollWheelInput::SCROLLDELTA_PIXEL:
|
|
default:
|
|
return nsIDOMWheelEvent::DOM_DELTA_PIXEL;
|
|
}
|
|
}
|
|
|
|
nsIScrollableFrame::ScrollUnit
|
|
ScrollWheelInput::ScrollUnitForDeltaType(ScrollDeltaType aDeltaType)
|
|
{
|
|
switch (aDeltaType) {
|
|
case SCROLLDELTA_LINE:
|
|
return nsIScrollableFrame::LINES;
|
|
case SCROLLDELTA_PAGE:
|
|
return nsIScrollableFrame::PAGES;
|
|
case SCROLLDELTA_PIXEL:
|
|
return nsIScrollableFrame::DEVICE_PIXELS;
|
|
default:
|
|
MOZ_CRASH();
|
|
}
|
|
return nsIScrollableFrame::LINES;
|
|
}
|
|
|
|
WidgetWheelEvent
|
|
ScrollWheelInput::ToWidgetWheelEvent(nsIWidget* aWidget) const
|
|
{
|
|
WidgetWheelEvent wheelEvent(true, eWheel, aWidget);
|
|
wheelEvent.mModifiers = this->modifiers;
|
|
wheelEvent.mTime = mTime;
|
|
wheelEvent.mTimeStamp = mTimeStamp;
|
|
wheelEvent.mRefPoint =
|
|
RoundedToInt(ViewAs<LayoutDevicePixel>(mOrigin,
|
|
PixelCastJustification::LayoutDeviceIsScreenForUntransformedEvent));
|
|
wheelEvent.buttons = 0;
|
|
wheelEvent.mDeltaMode = DeltaModeForDeltaType(mDeltaType);
|
|
wheelEvent.mMayHaveMomentum = mMayHaveMomentum;
|
|
wheelEvent.mIsMomentum = mIsMomentum;
|
|
wheelEvent.mDeltaX = mDeltaX;
|
|
wheelEvent.mDeltaY = mDeltaY;
|
|
wheelEvent.mLineOrPageDeltaX = mLineOrPageDeltaX;
|
|
wheelEvent.mLineOrPageDeltaY = mLineOrPageDeltaY;
|
|
wheelEvent.mAllowToOverrideSystemScrollSpeed =
|
|
mAllowToOverrideSystemScrollSpeed;
|
|
wheelEvent.mFlags.mHandledByAPZ = mHandledByAPZ;
|
|
wheelEvent.mFocusSequenceNumber = mFocusSequenceNumber;
|
|
return wheelEvent;
|
|
}
|
|
|
|
bool
|
|
ScrollWheelInput::TransformToLocal(const ScreenToParentLayerMatrix4x4& aTransform)
|
|
{
|
|
Maybe<ParentLayerPoint> point = UntransformBy(aTransform, mOrigin);
|
|
if (!point) {
|
|
return false;
|
|
}
|
|
mLocalOrigin = *point;
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
ScrollWheelInput::IsCustomizedByUserPrefs() const
|
|
{
|
|
return mUserDeltaMultiplierX != 1.0 ||
|
|
mUserDeltaMultiplierY != 1.0;
|
|
}
|
|
|
|
KeyboardInput::KeyboardInput(const WidgetKeyboardEvent& aEvent)
|
|
: InputData(KEYBOARD_INPUT,
|
|
aEvent.mTime,
|
|
aEvent.mTimeStamp,
|
|
aEvent.mModifiers)
|
|
, mKeyCode(aEvent.mKeyCode)
|
|
, mCharCode(aEvent.mCharCode)
|
|
, mHandledByAPZ(false)
|
|
{
|
|
switch (aEvent.mMessage) {
|
|
case eKeyPress: {
|
|
mType = KeyboardInput::KEY_PRESS;
|
|
break;
|
|
}
|
|
case eKeyUp: {
|
|
mType = KeyboardInput::KEY_UP;
|
|
break;
|
|
}
|
|
case eKeyDown: {
|
|
mType = KeyboardInput::KEY_DOWN;
|
|
break;
|
|
}
|
|
default:
|
|
mType = KeyboardInput::KEY_OTHER;
|
|
break;
|
|
}
|
|
|
|
aEvent.GetShortcutKeyCandidates(mShortcutCandidates);
|
|
}
|
|
|
|
KeyboardInput::KeyboardInput()
|
|
: InputData(KEYBOARD_INPUT)
|
|
, mKeyCode(0)
|
|
, mCharCode(0)
|
|
, mHandledByAPZ(false)
|
|
{
|
|
}
|
|
|
|
} // namespace mozilla
|