1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
|
/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtOpenVG module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QWINDOWSURFACE_VGEGL_P_H
#define QWINDOWSURFACE_VGEGL_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of the QLibrary class. This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//
#include <QtGui/private/qwindowsurface_p.h>
#include "qvg_p.h"
#if !defined(QT_NO_EGL)
#include <QtGui/private/qeglcontext_p.h>
QT_BEGIN_NAMESPACE
class QWindowSurface;
class Q_OPENVG_EXPORT QVGEGLWindowSurfacePrivate
{
public:
QVGEGLWindowSurfacePrivate(QWindowSurface *win);
virtual ~QVGEGLWindowSurfacePrivate();
QVGPaintEngine *paintEngine();
virtual QEglContext *ensureContext(QWidget *widget) = 0;
virtual void beginPaint(QWidget *widget) = 0;
virtual void endPaint
(QWidget *widget, const QRegion& region, QImage *image = 0) = 0;
virtual VGImage surfaceImage() const;
virtual QSize surfaceSize() const = 0;
virtual bool supportsStaticContents() const { return false; }
virtual bool scroll(QWidget *, const QRegion&, int, int) { return false; }
protected:
QVGPaintEngine *engine;
QWindowSurface *winSurface;
void destroyPaintEngine();
QSize windowSurfaceSize(QWidget *widget) const;
};
#if defined(EGL_OPENVG_IMAGE) && !defined(QVG_NO_SINGLE_CONTEXT)
#define QVG_VGIMAGE_BACKBUFFERS 1
class Q_OPENVG_EXPORT QVGEGLWindowSurfaceVGImage : public QVGEGLWindowSurfacePrivate
{
public:
QVGEGLWindowSurfaceVGImage(QWindowSurface *win);
virtual ~QVGEGLWindowSurfaceVGImage();
QEglContext *ensureContext(QWidget *widget);
void beginPaint(QWidget *widget);
void endPaint(QWidget *widget, const QRegion& region, QImage *image);
VGImage surfaceImage() const;
QSize surfaceSize() const { return size; }
protected:
QEglContext *context;
VGImage backBuffer;
EGLSurface backBufferSurface;
bool recreateBackBuffer;
bool isPaintingActive;
QSize size;
EGLSurface windowSurface;
EGLSurface mainSurface() const;
};
#endif // EGL_OPENVG_IMAGE
class Q_OPENVG_EXPORT QVGEGLWindowSurfaceDirect : public QVGEGLWindowSurfacePrivate
{
public:
QVGEGLWindowSurfaceDirect(QWindowSurface *win);
virtual ~QVGEGLWindowSurfaceDirect();
QEglContext *ensureContext(QWidget *widget);
void beginPaint(QWidget *widget);
void endPaint(QWidget *widget, const QRegion& region, QImage *image);
QSize surfaceSize() const { return size; }
bool supportsStaticContents() const;
bool scroll(QWidget *widget, const QRegion& area, int dx, int dy);
protected:
QEglContext *context;
QSize size;
bool isPaintingActive;
bool needToSwap;
EGLSurface windowSurface;
};
QT_END_NAMESPACE
#endif // !QT_NO_EGL
#endif // QWINDOWSURFACE_VGEGL_P_H
|
