mythpaintergpu.cpp

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#include <QtGlobal>
 
// MythTV
#include "libmythbase/mythlogging.h"
#include "mythdisplay.h"
#include "mythmainwindow.h"
#include "mythpaintergpu.h"
 
MythPainterGPU::MythPainterGPU(MythMainWindow* Parent)
  : m_parent(Parent)
{
    MythDisplay* display = m_parent->GetDisplay();
    CurrentDPIChanged(m_parent->devicePixelRatioF());
    connect(display, &MythDisplay::CurrentDPIChanged, this,
            &MythPainterGPU::CurrentDPIChanged);
}
 
void MythPainterGPU::SetViewControl(ViewControls Control)
{
    m_viewControl = Control;
}
 
void MythPainterGPU::CurrentDPIChanged(qreal DPI)
{
    m_pixelRatio = DPI;
    m_usingHighDPI = !qFuzzyCompare(m_pixelRatio, 1.0);
    LOG(VB_GENERAL, LOG_INFO,
        QString("High DPI scaling %1")
        .arg(m_usingHighDPI ? "enabled" : "disabled"));
}