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40
41#ifndef QQUICKOPENGLINFO_P_H
42#define QQUICKOPENGLINFO_P_H
43
44//
45// W A R N I N G
46// -------------
47//
48// This file is not part of the Qt API. It exists purely as an
49// implementation detail. This header file may change from version to
50// version without notice, or even be removed.
51//
52// We mean it.
53//
54
55#include <QtCore/qobject.h>
56#include <QtCore/qpointer.h>
57#include <QtGui/qsurfaceformat.h>
58#include <QtQml/qqml.h>
59
60QT_BEGIN_NAMESPACE
61
62class QQuickItem;
63class QQuickWindow;
64
65class QQuickOpenGLInfo : public QObject
66{
67 Q_OBJECT
68 Q_PROPERTY(int majorVersion READ majorVersion NOTIFY majorVersionChanged FINAL)
69 Q_PROPERTY(int minorVersion READ minorVersion NOTIFY minorVersionChanged FINAL)
70 Q_PROPERTY(ContextProfile profile READ profile NOTIFY profileChanged FINAL)
71 Q_PROPERTY(RenderableType renderableType READ renderableType NOTIFY renderableTypeChanged FINAL)
72
73 QML_NAMED_ELEMENT(OpenGLInfo)
74 QML_UNCREATABLE("OpenGLInfo is only available via attached properties.")
75 QML_ADDED_IN_MINOR_VERSION(4)
76 QML_ATTACHED(QQuickOpenGLInfo)
77
78public:
79 QQuickOpenGLInfo(QQuickItem *item = 0);
80
81 int majorVersion() const;
82 int minorVersion() const;
83
84 // keep in sync with QSurfaceFormat::OpenGLContextProfile
85 enum ContextProfile {
86 NoProfile = QSurfaceFormat::NoProfile,
87 CoreProfile = QSurfaceFormat::CoreProfile,
88 CompatibilityProfile = QSurfaceFormat::CompatibilityProfile
89 };
90 Q_ENUM(ContextProfile)
91 ContextProfile profile() const;
92
93 // keep in sync with QSurfaceFormat::RenderableType
94 enum RenderableType {
95 Unspecified = QSurfaceFormat::DefaultRenderableType,
96 OpenGL = QSurfaceFormat::OpenGL,
97 OpenGLES = QSurfaceFormat::OpenGLES
98 };
99 Q_ENUM(RenderableType)
100 RenderableType renderableType() const;
101
102 static QQuickOpenGLInfo *qmlAttachedProperties(QObject *object);
103
104Q_SIGNALS:
105 void majorVersionChanged();
106 void minorVersionChanged();
107 void profileChanged();
108 void renderableTypeChanged();
109
110private Q_SLOTS:
111 void updateFormat();
112 void setWindow(QQuickWindow *window);
113
114private:
115 QPointer<QQuickWindow> m_window;
116 int m_majorVersion;
117 int m_minorVersion;
118 ContextProfile m_profile;
119 RenderableType m_renderableType;
120};
121
122QT_END_NAMESPACE
123
124#endif // QQUICKOPENGLINFO_P_H
125

source code of qtdeclarative/src/quick/items/qquickopenglinfo_p.h