| /* |
| * Copyright (C) 2012 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #import "config.h" |
| #import "NativeWebTouchEvent.h" |
| |
| #if PLATFORM(IOS_FAMILY) |
| |
| #import "UIKitSPI.h" |
| #import <UIKit/UITouch.h> |
| #import <WebCore/IntPoint.h> |
| #import <WebCore/WAKAppKitStubs.h> |
| |
| namespace WebKit { |
| |
| #if ENABLE(TOUCH_EVENTS) |
| |
| static inline WebEvent::Type webEventTypeForUIWebTouchEventType(UIWebTouchEventType type) |
| { |
| switch (type) { |
| case UIWebTouchEventTouchBegin: |
| return WebEvent::TouchStart; |
| case UIWebTouchEventTouchChange: |
| return WebEvent::TouchMove; |
| case UIWebTouchEventTouchEnd: |
| return WebEvent::TouchEnd; |
| case UIWebTouchEventTouchCancel: |
| return WebEvent::TouchCancel; |
| } |
| } |
| |
| static WebPlatformTouchPoint::TouchPointState convertTouchPhase(UITouchPhase touchPhase) |
| { |
| switch (touchPhase) { |
| case UITouchPhaseBegan: |
| return WebPlatformTouchPoint::TouchPressed; |
| case UITouchPhaseMoved: |
| return WebPlatformTouchPoint::TouchMoved; |
| case UITouchPhaseStationary: |
| return WebPlatformTouchPoint::TouchStationary; |
| case UITouchPhaseEnded: |
| return WebPlatformTouchPoint::TouchReleased; |
| case UITouchPhaseCancelled: |
| return WebPlatformTouchPoint::TouchCancelled; |
| default: |
| ASSERT_NOT_REACHED(); |
| return WebPlatformTouchPoint::TouchStationary; |
| } |
| } |
| |
| #if defined UI_WEB_TOUCH_EVENT_HAS_STYLUS_DATA && UI_WEB_TOUCH_EVENT_HAS_STYLUS_DATA |
| static WebPlatformTouchPoint::TouchType convertTouchType(UIWebTouchPointType touchType) |
| { |
| switch (touchType) { |
| case UIWebTouchPointTypeDirect: |
| return WebPlatformTouchPoint::TouchType::Direct; |
| case UIWebTouchPointTypeStylus: |
| return WebPlatformTouchPoint::TouchType::Stylus; |
| default: |
| ASSERT_NOT_REACHED(); |
| return WebPlatformTouchPoint::TouchType::Direct; |
| } |
| } |
| #endif |
| |
| static inline WebCore::IntPoint positionForCGPoint(CGPoint position) |
| { |
| return WebCore::IntPoint(position); |
| } |
| |
| Vector<WebPlatformTouchPoint> NativeWebTouchEvent::extractWebTouchPoint(const _UIWebTouchEvent* event) |
| { |
| unsigned touchCount = event->touchPointCount; |
| |
| Vector<WebPlatformTouchPoint> touchPointList; |
| touchPointList.reserveInitialCapacity(touchCount); |
| for (unsigned i = 0; i < touchCount; ++i) { |
| const _UIWebTouchPoint& touchPoint = event->touchPoints[i]; |
| unsigned identifier = touchPoint.identifier; |
| WebCore::IntPoint location = positionForCGPoint(touchPoint.locationInDocumentCoordinates); |
| WebPlatformTouchPoint::TouchPointState phase = convertTouchPhase(touchPoint.phase); |
| WebPlatformTouchPoint platformTouchPoint = WebPlatformTouchPoint(identifier, location, phase); |
| #if ENABLE(IOS_TOUCH_EVENTS) |
| platformTouchPoint.setRadiusX(touchPoint.majorRadiusInScreenCoordinates); |
| platformTouchPoint.setRadiusY(touchPoint.majorRadiusInScreenCoordinates); |
| platformTouchPoint.setRotationAngle(0); // Not available in _UIWebTouchEvent yet. |
| platformTouchPoint.setForce(touchPoint.force); |
| #if defined UI_WEB_TOUCH_EVENT_HAS_STYLUS_DATA && UI_WEB_TOUCH_EVENT_HAS_STYLUS_DATA |
| platformTouchPoint.setAltitudeAngle(touchPoint.altitudeAngle); |
| platformTouchPoint.setAzimuthAngle(touchPoint.azimuthAngle); |
| platformTouchPoint.setTouchType(convertTouchType(touchPoint.touchType)); |
| #endif |
| #endif |
| touchPointList.uncheckedAppend(platformTouchPoint); |
| } |
| return touchPointList; |
| } |
| |
| NativeWebTouchEvent::NativeWebTouchEvent(const _UIWebTouchEvent* event, UIKeyModifierFlags flags) |
| : WebTouchEvent( |
| webEventTypeForUIWebTouchEventType(event->type), |
| webEventModifierFlags(flags), |
| WallTime::fromRawSeconds(event->timestamp), |
| extractWebTouchPoint(event), |
| positionForCGPoint(event->locationInDocumentCoordinates), |
| #if defined UI_WEB_TOUCH_EVENT_HAS_IS_POTENTIAL_TAP && UI_WEB_TOUCH_EVENT_HAS_IS_POTENTIAL_TAP |
| event->isPotentialTap, |
| #else |
| true, |
| #endif |
| event->inJavaScriptGesture, |
| event->scale, |
| event->rotation) |
| { |
| } |
| |
| #endif // ENABLE(TOUCH_EVENTS) |
| |
| OptionSet<WebEvent::Modifier> webEventModifierFlags(UIKeyModifierFlags flags) |
| { |
| OptionSet<WebEvent::Modifier> modifiers; |
| if (flags & UIKeyModifierShift) |
| modifiers.add(WebEvent::Modifier::ShiftKey); |
| if (flags & UIKeyModifierControl) |
| modifiers.add(WebEvent::Modifier::ControlKey); |
| if (flags & UIKeyModifierAlternate) |
| modifiers.add(WebEvent::Modifier::AltKey); |
| if (flags & UIKeyModifierCommand) |
| modifiers.add(WebEvent::Modifier::MetaKey); |
| if (flags & UIKeyModifierAlphaShift) |
| modifiers.add(WebEvent::Modifier::CapsLockKey); |
| return modifiers; |
| } |
| |
| } // namespace WebKit |
| |
| #endif // PLATFORM(IOS_FAMILY) |