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/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** 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.
**
****************************************************************************/
import QtQuick 2.0
import QtQuick3D 1.0
import MouseArea3D 1.0
Node {
id: scaleGizmo
property View3D view3D
property bool highlightOnHover: false
property Node targetNode: null
property bool globalOrientation: true
readonly property bool dragging: scaleRodX.dragging || scaleRodY.dragging || scaleRodZ.dragging
|| planeX.dragging || planeY.dragging || planeZ.dragging
|| centerMouseArea.dragging
property MouseArea3D dragHelper: null
position: targetNode ? targetNode.scenePosition : Qt.vector3d(0, 0, 0)
orientation: targetNode ? targetNode.orientation : Node.LeftHanded
signal scaleCommit()
signal scaleChange()
Node {
rotation: globalOrientation || !targetNode ? Qt.vector3d(0, 0, 0) : targetNode.sceneRotation
rotationOrder: scaleGizmo.targetNode ? scaleGizmo.targetNode.rotationOrder : Node.YXZ
orientation: scaleGizmo.orientation
ScaleRod {
id: scaleRodX
rotation: Qt.vector3d(0, 0, -90)
targetNode: scaleGizmo.targetNode
color: highlightOnHover && (hovering || dragging) ? Qt.lighter(Qt.rgba(1, 0, 0, 1))
: Qt.rgba(1, 0, 0, 1)
view3D: scaleGizmo.view3D
active: scaleGizmo.visible
globalOrientation: scaleGizmo.globalOrientation
dragHelper: scaleGizmo.dragHelper
onScaleCommit: scaleGizmo.scaleCommit()
onScaleChange: scaleGizmo.scaleChange()
}
ScaleRod {
id: scaleRodY
rotation: Qt.vector3d(0, 0, 0)
targetNode: scaleGizmo.targetNode
color: highlightOnHover && (hovering || dragging) ? Qt.lighter(Qt.rgba(0, 0.6, 0, 1))
: Qt.rgba(0, 0.6, 0, 1)
view3D: scaleGizmo.view3D
active: scaleGizmo.visible
globalOrientation: scaleGizmo.globalOrientation
dragHelper: scaleGizmo.dragHelper
onScaleCommit: scaleGizmo.scaleCommit()
onScaleChange: scaleGizmo.scaleChange()
}
ScaleRod {
id: scaleRodZ
rotation: Qt.vector3d(90, 0, 0)
targetNode: scaleGizmo.targetNode
color: highlightOnHover && (hovering || dragging) ? Qt.lighter(Qt.rgba(0, 0, 1, 1))
: Qt.rgba(0, 0, 1, 1)
view3D: scaleGizmo.view3D
active: scaleGizmo.visible
globalOrientation: scaleGizmo.globalOrientation
dragHelper: scaleGizmo.dragHelper
onScaleCommit: scaleGizmo.scaleCommit()
onScaleChange: scaleGizmo.scaleChange()
}
PlanarScaleHandle {
id: planeX
y: 10
z: 10
rotation: Qt.vector3d(0, 90, 0)
targetNode: scaleGizmo.targetNode
color: highlightOnHover && (hovering || dragging) ? Qt.lighter(Qt.rgba(1, 0, 0, 1))
: Qt.rgba(1, 0, 0, 1)
view3D: scaleGizmo.view3D
active: scaleGizmo.visible
globalOrientation: scaleGizmo.globalOrientation
dragHelper: scaleGizmo.dragHelper
onScaleCommit: scaleGizmo.scaleCommit()
onScaleChange: scaleGizmo.scaleChange()
}
PlanarScaleHandle {
id: planeY
x: 10
z: 10
rotation: Qt.vector3d(90, 0, 0)
targetNode: scaleGizmo.targetNode
color: highlightOnHover && (hovering || dragging) ? Qt.lighter(Qt.rgba(0, 0.6, 0, 1))
: Qt.rgba(0, 0.6, 0, 1)
view3D: scaleGizmo.view3D
active: scaleGizmo.visible
globalOrientation: scaleGizmo.globalOrientation
dragHelper: scaleGizmo.dragHelper
onScaleCommit: scaleGizmo.scaleCommit()
onScaleChange: scaleGizmo.scaleChange()
}
PlanarScaleHandle {
id: planeZ
x: 10
y: 10
rotation: Qt.vector3d(0, 0, 0)
targetNode: scaleGizmo.targetNode
color: highlightOnHover && (hovering || dragging) ? Qt.lighter(Qt.rgba(0, 0, 1, 1))
: Qt.rgba(0, 0, 1, 1)
view3D: scaleGizmo.view3D
active: scaleGizmo.visible
globalOrientation: scaleGizmo.globalOrientation
dragHelper: scaleGizmo.dragHelper
onScaleCommit: scaleGizmo.scaleCommit()
onScaleChange: scaleGizmo.scaleChange()
}
}
Model {
id: centerCube
source: "#Cube"
scale: Qt.vector3d(0.024, 0.024, 0.024)
materials: DefaultMaterial {
id: material
emissiveColor: highlightOnHover
&& (centerMouseArea.hovering || centerMouseArea.dragging)
? Qt.lighter(Qt.rgba(0.5, 0.5, 0.5, 1))
: Qt.rgba(0.5, 0.5, 0.5, 1)
lighting: DefaultMaterial.NoLighting
}
MouseArea3D {
id: centerMouseArea
view3D: scaleGizmo.view3D
x: -60
y: -60
width: 120
height: 120
rotation: view3D.camera.rotation
grabsMouse: scaleGizmo.targetNode
priority: 1
active: scaleGizmo.visible
dragHelper: scaleGizmo.dragHelper
property vector3d _startScale
property point _startScreenPos
function localScale(screenPos)
{
var yDelta = screenPos.y - _startScreenPos.y;
if (yDelta === 0)
return _startScale;
var scaler = 1.0 + (yDelta * 0.025);
if (scaler === 0)
scaler = 0.0001;
if (scaler < 0)
scaler = -scaler;
return Qt.vector3d(scaler * _startScale.x,
scaler * _startScale.y,
scaler * _startScale.z);
}
onPressed: {
if (!scaleGizmo.targetNode)
return;
// Recreate vector so we don't follow the changes in targetNode.scale
_startScale = Qt.vector3d(scaleGizmo.targetNode.scale.x,
scaleGizmo.targetNode.scale.y,
scaleGizmo.targetNode.scale.z);
_startScreenPos = screenPos;
}
onDragged: {
if (!scaleGizmo.targetNode)
return;
scaleGizmo.targetNode.scale = localScale(screenPos);
scaleGizmo.scaleChange();
}
onReleased: {
if (!scaleGizmo.targetNode)
return;
scaleGizmo.targetNode.scale = localScale(screenPos);
scaleGizmo.scaleCommit();
}
}
}
}
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