qt-creator/share/qtcreator/qml/qmlpuppet/mockfiles/Arrow.qml

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import QtQuick 2.0
import QtQuick3D 1.0
import MouseArea3D 1.0

DirectionalDraggable {
    id: arrow
    source: "meshes/arrow.mesh"

    signal positionCommit()
    signal positionMove()

    function localPos(sceneRelativeDistance)
    {
        var newScenePos = Qt.vector3d(
                    _targetStartPos.x + sceneRelativeDistance.x,
                    _targetStartPos.y + sceneRelativeDistance.y,
                    _targetStartPos.z + sceneRelativeDistance.z);
        return targetNode.parent ? targetNode.parent.mapPositionFromScene(newScenePos) : newScenePos;
    }

    onDragged: {
        targetNode.position = localPos(sceneRelativeDistance);
        positionMove();
    }

    onReleased: {
        targetNode.position = localPos(sceneRelativeDistance);
        positionCommit();
    }
}