C++ (Cpp) MythMainWindow::GetCurrentPainter示例

void VideoOutputOpenGL::CreatePainter(void)
{
    QMutexLocker locker(&gl_context_lock);

    gl_created_painter = false;
    MythMainWindow *win = MythMainWindow::getMainWindow();
    if (gl_context && !gl_context->IsShared())
    {
        QWidget *device = QWidget::find(gl_parent_win);
        gl_painter = new MythOpenGLPainter(gl_context, device);
        if (!gl_painter)
        {
            LOG(VB_GENERAL, LOG_ERR, LOC + "Failed to create painter");
            return;
        }
        gl_created_painter = true;
#ifdef USE_OPENGL_QT5
        if (device)
            device->setAttribute(Qt::WA_PaintOnScreen);
#endif
    }
    else
    {
        gl_painter = (MythOpenGLPainter*)win->GetCurrentPainter();
        if (!gl_painter)
        {
            LOG(VB_GENERAL, LOG_ERR, LOC + "Failed to get painter");
            return;
        }
        LOG(VB_PLAYBACK, LOG_INFO, LOC + "Using main UI painter");
    }
    gl_painter->SetSwapControl(false);
}

示例#2

显示文件

文件： videoout_opengl.cpp 项目： mdda/mythtv

void VideoOutputOpenGL::InitOSD(void)
{
    QMutexLocker locker(&gl_context_lock);

    gl_created_painter = false;
    MythMainWindow *win = MythMainWindow::getMainWindow();
    if (gl_context && !gl_context->IsShared())
    {
        QGLWidget *device = (QGLWidget*)QWidget::find(gl_parent_win);
        gl_painter = new MythOpenGLPainter(gl_context, device);
        if (!gl_painter)
        {
            LOG(VB_GENERAL, LOG_ERR, LOC + "Failed to create painter");
            return;
        }
        gl_created_painter = true;
    }
    else
    {
        gl_painter = (MythOpenGLPainter*)win->GetCurrentPainter();
        if (!gl_painter)
        {
            LOG(VB_GENERAL, LOG_ERR, LOC + "Failed to get painter");
            return;
        }
        LOG(VB_PLAYBACK, LOG_INFO, LOC + "Using main UI painter");
    }
    gl_painter->SetSwapControl(false);
}