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qsgsoftwarelayer_p.h

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1/****************************************************************************-
2**-
3** Copyright (C) 2016 The Qt Company Ltd.-
4** Contact: https://www.qt.io/licensing/-
5**-
6** This file is part of the QtQuick 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-
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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-
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35**-
36** $QT_END_LICENSE$-
37**-
38****************************************************************************/-
39-
40#ifndef QSGSOFTWARELAYER_H-
41#define QSGSOFTWARELAYER_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 purely as an-
48// implementation detail. 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 <private/qsgadaptationlayer_p.h>-
55#include <private/qsgcontext_p.h>-
56-
57QT_BEGIN_NAMESPACE-
58-
59class QSGSoftwarePixmapRenderer;-
60-
61class QSGSoftwareLayer : public QSGLayer-
62{-
63 Q_OBJECT-
64public:-
65 QSGSoftwareLayer(QSGRenderContext *renderContext);-
66 ~QSGSoftwareLayer();-
67-
68 const QPixmap &pixmap() const { return m_pixmap; }
never executed: return m_pixmap;
0
69-
70 // QSGTexture interface-
71public:-
72 int textureId() const override;-
73 QSize textureSize() const override;-
74 bool hasAlphaChannel() const override;-
75 bool hasMipmaps() const override;-
76 void bind() override;-
77-
78 // QSGDynamicTexture interface-
79public:-
80 bool updateTexture() override;-
81-
82 // QSGLayer interface-
83public:-
84 void setItem(QSGNode *item) override;-
85 void setRect(const QRectF &rect) override;-
86 void setSize(const QSize &size) override;-
87 void scheduleUpdate() override;-
88 QImage toImage() const override;-
89 void setLive(bool live) override;-
90 void setRecursive(bool recursive) override;-
91 void setFormat(uint) override;-
92 void setHasMipmaps(bool) override;-
93 void setDevicePixelRatio(qreal ratio) override;-
94 void setMirrorHorizontal(bool mirror) override;-
95 void setMirrorVertical(bool mirror) override;-
96 void setSamples(int) override { }-
97-
98public slots:-
99 void markDirtyTexture() override;-
100 void invalidated() override;-
101-
102private:-
103 void grab();-
104-
105 QSGNode *m_item;-
106 QSGRenderContext *m_context;-
107 QSGSoftwarePixmapRenderer *m_renderer;-
108 QRectF m_rect;-
109 QSize m_size;-
110 QPixmap m_pixmap;-
111 qreal m_device_pixel_ratio;-
112 bool m_mirrorHorizontal;-
113 bool m_mirrorVertical;-
114 bool m_live;-
115 bool m_grab;-
116 bool m_recursive;-
117 bool m_dirtyTexture;-
118};-
119-
120QT_END_NAMESPACE-
121-
122#endif // QSGSOFTWARELAYER_H-
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