1 /****************************************************************************
2 **
3 ** Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB).
4 ** Contact: https://www.qt.io/licensing/
5 **
6 ** This file is part of the Qt3D module of the Qt Toolkit.
7 **
8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** Commercial License Usage
10 ** Licensees holding valid commercial Qt licenses may use this file in
11 ** accordance with the commercial license agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and The Qt Company. For licensing terms
14 ** and conditions see https://www.qt.io/terms-conditions. For further
15 ** information use the contact form at https://www.qt.io/contact-us.
16 **
17 ** GNU Lesser General Public License Usage
18 ** Alternatively, this file may be used under the terms of the GNU Lesser
19 ** General Public License version 3 as published by the Free Software
20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the
21 ** packaging of this file. Please review the following information to
22 ** ensure the GNU Lesser General Public License version 3 requirements
23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
24 **
25 ** GNU General Public License Usage
26 ** Alternatively, this file may be used under the terms of the GNU
27 ** General Public License version 2.0 or (at your option) the GNU General
28 ** Public license version 3 or any later version approved by the KDE Free
29 ** Qt Foundation. The licenses are as published by the Free Software
30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
31 ** included in the packaging of this file. Please review the following
32 ** information to ensure the GNU General Public License requirements will
33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and
34 ** https://www.gnu.org/licenses/gpl-3.0.html.
35 **
36 ** $QT_END_LICENSE$
37 **
38 ****************************************************************************/
39 
40 #ifndef QT3DRENDER_RENDER_QUICK_QUICK3DLAYERFILTER_P_H
41 #define QT3DRENDER_RENDER_QUICK_QUICK3DLAYERFILTER_P_H
42 
43 //
44 //  W A R N I N G
45 //  -------------
46 //
47 // This file is not part of the Qt API.  It exists for the convenience
48 // of other Qt classes.  This header file may change from version to
49 // version without notice, or even be removed.
50 //
51 // We mean it.
52 //
53 
54 #include <Qt3DRender/qlayerfilter.h>
55 #include <Qt3DRender/qlayer.h>
56 #include <QtQml/QQmlListProperty>
57 
58 #include <Qt3DQuickRender/private/qt3dquickrender_global_p.h>
59 
60 QT_BEGIN_NAMESPACE
61 
62 namespace Qt3DRender {
63 namespace Render {
64 namespace Quick {
65 
66 class Q_3DQUICKRENDERSHARED_PRIVATE_EXPORT Quick3DLayerFilter : public QObject
67 {
68     Q_OBJECT
69     Q_PROPERTY(QQmlListProperty<Qt3DRender::QLayer> layers READ qmlLayers)
70 
71 public:
72     explicit Quick3DLayerFilter(QObject *parent = 0);
73 
parentFilter()74     inline QLayerFilter *parentFilter() const { return qobject_cast<QLayerFilter*>(parent()); }
75 
76     QQmlListProperty<QLayer> qmlLayers();
77 
78 private:
79     static void appendLayer(QQmlListProperty<QLayer> *list, QLayer *bar);
80     static QLayer *layerAt(QQmlListProperty<QLayer> *list, int index);
81     static int layerCount(QQmlListProperty<QLayer> *list);
82     static void clearLayers(QQmlListProperty<QLayer> *list);
83 };
84 
85 } // namespace Quick
86 } // namespace Render
87 } // namespace Qt3DRender
88 
89 QT_END_NAMESPACE
90 
91 #endif // QT3DRENDER_RENDER_QUICK_QUICK3DLAYERFILTER_P_H
92