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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
Model {
id: arrow
rotationOrder: Node.XYZr
source: "meshes/arrow.mesh"
property View3D view3D
property alias color: material.emissiveColor
property Node targetNode: null
property bool dragging: false
readonly property bool hovering: mouseAreaYZ.hovering || mouseAreaXZ.hovering
property var _pointerPosPressed
property var _targetStartPos
signal positionCommit()
signal positionMove()
materials: DefaultMaterial {
id: material
emissiveColor: "white"
lighting: DefaultMaterial.NoLighting
}
function handlePressed(mouseArea, pointerPosition)
{
if (!targetNode)
return;
var maskedPosition = Qt.vector3d(pointerPosition.x, 0, 0);
_pointerPosPressed = mouseArea.mapPositionToScene(maskedPosition);
var sp = targetNode.scenePosition;
_targetStartPos = Qt.vector3d(sp.x, sp.y, sp.z);
dragging = true;
}
function posInParent(mouseArea, pointerPosition)
{
var maskedPosition = Qt.vector3d(pointerPosition.x, 0, 0);
var scenePointerPos = mouseArea.mapPositionToScene(maskedPosition);
var sceneRelativeDistance = Qt.vector3d(
scenePointerPos.x - _pointerPosPressed.x,
scenePointerPos.y - _pointerPosPressed.y,
scenePointerPos.z - _pointerPosPressed.z);
var newScenePos = Qt.vector3d(
_targetStartPos.x + sceneRelativeDistance.x,
_targetStartPos.y + sceneRelativeDistance.y,
_targetStartPos.z + sceneRelativeDistance.z);
return targetNode.parent.mapPositionFromScene(newScenePos);
}
function handleDragged(mouseArea, pointerPosition)
{
if (!targetNode)
return;
targetNode.position = posInParent(mouseArea, pointerPosition);
arrow.positionMove();
}
function handleReleased(mouseArea, pointerPosition)
{
if (!targetNode)
return;
targetNode.position = posInParent(mouseArea, pointerPosition);
dragging = false;
arrow.positionCommit();
}
MouseArea3D {
id: mouseAreaYZ
view3D: arrow.view3D
x: 0
y: -1.5
width: 12
height: 3
rotation: Qt.vector3d(0, 0, 90)
grabsMouse: targetNode
onPressed: arrow.handlePressed(mouseAreaYZ, pointerPosition)
onDragged: arrow.handleDragged(mouseAreaYZ, pointerPosition)
onReleased: arrow.handleReleased(mouseAreaYZ, pointerPosition)
}
MouseArea3D {
id: mouseAreaXZ
view3D: arrow.view3D
x: 0
y: -1.5
width: 12
height: 3
rotation: Qt.vector3d(0, 90, 90)
grabsMouse: targetNode
onPressed: arrow.handlePressed(mouseAreaXZ, pointerPosition)
onDragged: arrow.handleDragged(mouseAreaXZ, pointerPosition)
onReleased: arrow.handleReleased(mouseAreaXZ, pointerPosition)
}
}
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