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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
****************************************************************************/
// 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(), QCocoaTouch::getTouchDevice(QTouchDevice::TouchPad, [event deviceID]), timestamp, 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(), QCocoaTouch::getTouchDevice(QTouchDevice::TouchPad, [event deviceID]), timestamp, 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(), QCocoaTouch::getTouchDevice(QTouchDevice::TouchPad, [event deviceID]), timestamp, 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(), QCocoaTouch::getTouchDevice(QTouchDevice::TouchPad, [event deviceID]), timestamp, Qt::SwipeNativeGesture,
angle, windowPoint, screenPoint);
}
- (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(), QCocoaTouch::getTouchDevice(QTouchDevice::TouchPad, [event deviceID]), timestamp, 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(), QCocoaTouch::getTouchDevice(QTouchDevice::TouchPad, [event deviceID]), timestamp, Qt::EndNativeGesture,
windowPoint, screenPoint);
}
@end
#endif // QT_NO_GESTURES
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