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// Copyright (C) 2018 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
// This file is included from qnsview.mm, and only used to organize the code
#ifndef QT_NO_GESTURES
Q_LOGGING_CATEGORY(lcQpaGestures, "qt.qpa.input.gestures")
@implementation QNSView (Gestures)
- (bool)handleGestureAsBeginEnd:(NSEvent *)event
{
if (QOperatingSystemVersion::current() < QOperatingSystemVersion::OSXElCapitan)
return false;
if ([event phase] == NSEventPhaseBegan) {
[self beginGestureWithEvent:event];
return true;
}
if ([event phase] == NSEventPhaseEnded) {
[self endGestureWithEvent:event];
return true;
}
return false;
}
- (void)magnifyWithEvent:(NSEvent *)event
{
if (!m_platformWindow)
return;
if ([self handleGestureAsBeginEnd:event])
return;
qCDebug(lcQpaGestures) << "magnifyWithEvent" << [event magnification] << "from device" << Qt::hex << [event deviceID];
const NSTimeInterval timestamp = [event timestamp];
QPointF windowPoint;
QPointF screenPoint;
[self convertFromScreen:[self screenMousePoint:event] toWindowPoint:&windowPoint andScreenPoint:&screenPoint];
QWindowSystemInterface::handleGestureEventWithRealValue(m_platformWindow->window(), timestamp,
QCocoaTouch::getTouchDevice(QInputDevice::DeviceType::TouchPad, [event deviceID]),
Qt::ZoomNativeGesture, [event magnification], windowPoint, screenPoint);
}
- (void)smartMagnifyWithEvent:(NSEvent *)event
{
if (!m_platformWindow)
return;
static bool zoomIn = true;
qCDebug(lcQpaGestures) << "smartMagnifyWithEvent" << zoomIn << "from device" << Qt::hex << [event deviceID];
const NSTimeInterval timestamp = [event timestamp];
QPointF windowPoint;
QPointF screenPoint;
[self convertFromScreen:[self screenMousePoint:event] toWindowPoint:&windowPoint andScreenPoint:&screenPoint];
QWindowSystemInterface::handleGestureEventWithRealValue(m_platformWindow->window(), timestamp,
QCocoaTouch::getTouchDevice(QInputDevice::DeviceType::TouchPad, [event deviceID]),
Qt::SmartZoomNativeGesture, zoomIn ? 1.0f : 0.0f, windowPoint, screenPoint);
zoomIn = !zoomIn;
}
- (void)rotateWithEvent:(NSEvent *)event
{
if (!m_platformWindow)
return;
if ([self handleGestureAsBeginEnd:event])
return;
const NSTimeInterval timestamp = [event timestamp];
QPointF windowPoint;
QPointF screenPoint;
[self convertFromScreen:[self screenMousePoint:event] toWindowPoint:&windowPoint andScreenPoint:&screenPoint];
QWindowSystemInterface::handleGestureEventWithRealValue(m_platformWindow->window(), timestamp,
QCocoaTouch::getTouchDevice(QInputDevice::DeviceType::TouchPad, [event deviceID]),
Qt::RotateNativeGesture, -[event rotation], windowPoint, screenPoint);
}
- (void)swipeWithEvent:(NSEvent *)event
{
if (!m_platformWindow)
return;
qCDebug(lcQpaGestures) << "swipeWithEvent" << [event deltaX] << [event deltaY] << "from device" << Qt::hex << [event deviceID];
const NSTimeInterval timestamp = [event timestamp];
QPointF windowPoint;
QPointF screenPoint;
[self convertFromScreen:[self screenMousePoint:event] toWindowPoint:&windowPoint andScreenPoint:&screenPoint];
qreal angle = 0.0f;
if ([event deltaX] == 1)
angle = 180.0f;
else if ([event deltaX] == -1)
angle = 0.0f;
else if ([event deltaY] == 1)
angle = 90.0f;
else if ([event deltaY] == -1)
angle = 270.0f;
QWindowSystemInterface::handleGestureEventWithRealValue(m_platformWindow->window(), timestamp,
QCocoaTouch::getTouchDevice(QInputDevice::DeviceType::TouchPad, [event deviceID]),
Qt::SwipeNativeGesture, angle, windowPoint, screenPoint, 3);
}
- (void)beginGestureWithEvent:(NSEvent *)event
{
if (!m_platformWindow)
return;
const NSTimeInterval timestamp = [event timestamp];
QPointF windowPoint;
QPointF screenPoint;
[self convertFromScreen:[self screenMousePoint:event] toWindowPoint:&windowPoint andScreenPoint:&screenPoint];
qCDebug(lcQpaGestures) << "beginGestureWithEvent @" << windowPoint << "from device" << Qt::hex << [event deviceID];
QWindowSystemInterface::handleGestureEvent(m_platformWindow->window(), timestamp,
QCocoaTouch::getTouchDevice(QInputDevice::DeviceType::TouchPad, [event deviceID]),
Qt::BeginNativeGesture, windowPoint, screenPoint);
}
- (void)endGestureWithEvent:(NSEvent *)event
{
if (!m_platformWindow)
return;
qCDebug(lcQpaGestures) << "endGestureWithEvent" << "from device" << Qt::hex << [event deviceID];
const NSTimeInterval timestamp = [event timestamp];
QPointF windowPoint;
QPointF screenPoint;
[self convertFromScreen:[self screenMousePoint:event] toWindowPoint:&windowPoint andScreenPoint:&screenPoint];
QWindowSystemInterface::handleGestureEvent(m_platformWindow->window(), timestamp,
QCocoaTouch::getTouchDevice(QInputDevice::DeviceType::TouchPad, [event deviceID]),
Qt::EndNativeGesture, windowPoint, screenPoint);
}
@end
#endif // QT_NO_GESTURES
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