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39
40#include "qminimaleglbackingstore.h"
41
42#include <QtGui/QOpenGLContext>
43#include <QtOpenGL/QOpenGLPaintDevice>
44
45QT_BEGIN_NAMESPACE
46
47QMinimalEglBackingStore::QMinimalEglBackingStore(QWindow *window)
48 : QPlatformBackingStore(window)
49 , m_context(new QOpenGLContext)
50 , m_device(0)
51{
52 m_context->setFormat(window->requestedFormat());
53 m_context->setScreen(window->screen());
54 m_context->create();
55}
56
57QMinimalEglBackingStore::~QMinimalEglBackingStore()
58{
59 delete m_context;
60}
61
62QPaintDevice *QMinimalEglBackingStore::paintDevice()
63{
64 return m_device;
65}
66
67void QMinimalEglBackingStore::flush(QWindow *window, const QRegion &region, const QPoint &offset)
68{
69 Q_UNUSED(region);
70 Q_UNUSED(offset);
71
72#ifdef QEGL_EXTRA_DEBUG
73 qWarning("QEglBackingStore::flush %p", window);
74#endif
75
76 m_context->swapBuffers(window);
77}
78
79void QMinimalEglBackingStore::beginPaint(const QRegion &)
80{
81 m_context->makeCurrent(window());
82 m_device = new QOpenGLPaintDevice(window()->size());
83}
84
85void QMinimalEglBackingStore::endPaint()
86{
87 delete m_device;
88}
89
90void QMinimalEglBackingStore::resize(const QSize &size, const QRegion &staticContents)
91{
92 Q_UNUSED(size);
93 Q_UNUSED(staticContents);
94}
95
96QT_END_NAMESPACE
97