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/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the manual tests of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 2.14
import Qt.labs.animation 1.0
import "content"
Rectangle {
id: root
width: 1024; height: 600
color: "#eee"
CheckBox {
id: cbTouchpadEnabled
x: 10; y: 6
label: "Touchpad wheel emulation enabled"
}
CheckBox {
id: cbHorzWheelEnabled
x: cbTouchpadEnabled.width + 20; y: 6
label: "Horizontal wheel rotation"
}
function getTransformationDetails(item, pinchhandler) {
return "\n\npinch.scale:" + pinchhandler.scale.toFixed(2)
+ "\npinch.rotation:" + pinchhandler.rotation.toFixed(2)
+ "°\npinch.translation:" + "(" + pinchhandler.translation.x.toFixed(2) + "," + pinchhandler.translation.y.toFixed(2) + ")"
+ "\nscale wheel.rotation:" + scaleWheelHandler.rotation.toFixed(2)
+ "°\nhorizontal wheel.rotation:" + horizontalRotationWheelHandler.rotation.toFixed(2)
+ "°\ncontrol-rotation wheel.rotation:" + controlRotationWheelHandler.rotation.toFixed(2)
+ "°\nrect.scale: " + item.scale.toFixed(2)
+ "\nrect.rotation: " + item.rotation.toFixed(2)
+ "°\nrect.position: " + "(" + item.x.toFixed(2) + "," + item.y.toFixed(2) + ")"
}
Rectangle {
id: transformable
width: parent.width - 100; height: parent.height - 100; x: 50; y: 50
color: "#ffe0e0e0"
antialiasing: true
PinchHandler {
id: parentPinch
objectName: "parent pinch"
minimumScale: 0.5
maximumScale: 3
}
WheelHandler {
id: scaleWheelHandler
objectName: "mouse wheel for scaling"
acceptedDevices: cbTouchpadEnabled.checked ? PointerDevice.Mouse | PointerDevice.TouchPad : PointerDevice.Mouse
acceptedModifiers: Qt.NoModifier
property: "scale"
onActiveChanged: if (!active) sbr.returnToBounds();
onWheel: console.log(objectName + ": rotation " + event.angleDelta.y + " scaled " + rotation + " @ " + point.position + " => " + parent.scale)
}
BoundaryRule on scale {
id: sbr
minimum: 0.1
maximum: 2
minimumOvershoot: 0.05
maximumOvershoot: 0.05
}
BoundaryRule on rotation {
id: rbr
minimum: -90
maximum: 360
minimumOvershoot: 10
maximumOvershoot: 10
}
WheelHandler {
id: horizontalRotationWheelHandler
enabled: cbHorzWheelEnabled.checked
objectName: "horizontal mouse wheel for rotation"
acceptedDevices: cbTouchpadEnabled.checked ? PointerDevice.Mouse | PointerDevice.TouchPad : PointerDevice.Mouse
acceptedModifiers: Qt.NoModifier
property: "rotation"
orientation: Qt.Horizontal
onActiveChanged: if (!active) rbr.returnToBounds()
onWheel: console.log(objectName + ": rotation " + event.angleDelta.y + " scaled " + rotation + " @ " + point.position + " => " + parent.rotation)
}
WheelHandler {
id: controlRotationWheelHandler
objectName: "control-mouse wheel for rotation"
acceptedDevices: cbTouchpadEnabled.checked ? PointerDevice.Mouse | PointerDevice.TouchPad : PointerDevice.Mouse
acceptedModifiers: Qt.ControlModifier
property: "rotation"
orientation: Qt.Vertical // already the default
// TODO returnToBounds() causes trouble because position isn't being adjusted when this happens
onActiveChanged: if (!active) rbr.returnToBounds()
onWheel: console.log(objectName + ": rotation " + event.angleDelta.y + " scaled " + rotation + " @ " + point.position + " => " + parent.rotation)
}
HoverHandler {
id: hover
acceptedDevices: PointerDevice.AllDevices
property var scenePoint: transformable.mapToItem(root, point.position.x, point.position.y)
}
Text {
text: "Pinch with 2 fingers to scale, rotate and translate\nMouse wheel to scale, Ctrl+mouse wheel or horizontal wheel to rotate"
+ getTransformationDetails(parent, parentPinch)
}
}
Rectangle {
width: 1; height: parent.height
color: "blue"
x: hover.scenePoint.x
Text {
x: implicitWidth / -2; style: Text.Outline; styleColor: "white"
y: 30
color: "blue"
text: "outer " + parent.x.toFixed(2) + " inner " + hover.point.position.x.toFixed(2)
}
}
Rectangle {
width: parent.width; height: 1
color: "blue"
y: hover.scenePoint.y
Text {
x: 45
y: implicitHeight / -2; style: Text.Outline; styleColor: "white"
color: "blue"
text: "outer " + parent.y.toFixed(2) + " inner " + hover.point.position.y.toFixed(2)
}
}
}
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