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#include <QVideoSurfaceFormat>
#include "s60videooverlay.h"
#include "s60videosurface.h"

S60VideoOverlay::S60VideoOverlay(QObject *parent)
    : QVideoWindowControl(parent)
    , m_surface(new S60VideoSurface)
    , m_aspectRatioMode(Qt::KeepAspectRatio)
    , m_fullScreen(false)
{
    connect(m_surface, SIGNAL(surfaceFormatChanged(QVideoSurfaceFormat)),
            this, SLOT(surfaceFormatChanged()));
}

S60VideoOverlay::~S60VideoOverlay()
{
    delete m_surface;
}

WId S60VideoOverlay::winId() const
{
    return m_surface->winId();
}

void S60VideoOverlay::setWinId(WId id)
{
    m_surface->setWinId(id);
}

QRect S60VideoOverlay::displayRect() const
{
    return m_displayRect;
}

void S60VideoOverlay::setDisplayRect(const QRect &rect)
{
    m_displayRect = rect;

    setScaledDisplayRect();
}

Qt::AspectRatioMode S60VideoOverlay::aspectRatioMode() const
{
    return m_aspectRatioMode;
}

void S60VideoOverlay::setAspectRatioMode(Qt::AspectRatioMode ratio)
{
    m_aspectRatioMode = ratio;

    setScaledDisplayRect();
}

QSize S60VideoOverlay::customAspectRatio() const
{
    return m_aspectRatio;
}

void S60VideoOverlay::setCustomAspectRatio(const QSize &customRatio)
{
    m_aspectRatio = customRatio;

    setScaledDisplayRect();
}

void S60VideoOverlay::repaint()
{
}

int S60VideoOverlay::brightness() const
{
    return m_surface->brightness();
}

void S60VideoOverlay::setBrightness(int brightness)
{
    m_surface->setBrightness(brightness);

    emit brightnessChanged(m_surface->brightness());
}

int S60VideoOverlay::contrast() const
{
    return m_surface->contrast();
}

void S60VideoOverlay::setContrast(int contrast)
{
    m_surface->setContrast(contrast);

    emit contrastChanged(m_surface->contrast());
}

int S60VideoOverlay::hue() const
{
    return m_surface->hue();
}

void S60VideoOverlay::setHue(int hue)
{
    m_surface->setHue(hue);

    emit hueChanged(m_surface->hue());
}

int S60VideoOverlay::saturation() const
{
    return m_surface->saturation();
}

void S60VideoOverlay::setSaturation(int saturation)
{
    m_surface->setSaturation(saturation);

    emit saturationChanged(m_surface->saturation());
}

bool S60VideoOverlay::isFullScreen() const
{
    return m_fullScreen;
}

void S60VideoOverlay::setFullScreen(bool fullScreen)
{
    emit fullScreenChanged(m_fullScreen = fullScreen);
}

QSize S60VideoOverlay::nativeSize() const
{
    return m_surface->surfaceFormat().sizeHint();
}

QAbstractVideoSurface *S60VideoOverlay::surface() const
{
    return m_surface;
}

void S60VideoOverlay::surfaceFormatChanged()
{
    setScaledDisplayRect();

    emit nativeSizeChanged();
}

void S60VideoOverlay::setScaledDisplayRect()
{
    switch (m_aspectRatioMode) {
    case Qt::KeepAspectRatio:
        {
            QSize size = m_surface->surfaceFormat().viewport().size();

            size.scale(m_displayRect.size(), Qt::KeepAspectRatio);

            QRect rect(QPoint(0, 0), size);
            rect.moveCenter(m_displayRect.center());

            m_surface->setDisplayRect(rect);
        }
        break;
    case Qt::IgnoreAspectRatio:
        m_surface->setDisplayRect(m_displayRect);
        break;
    };
}
