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****************************************************************************/

#include "qwmpvideooverlay.h"

#include "qwmpglobal.h"

QWmpVideoOverlay::QWmpVideoOverlay(IWMPPlayer4 *player, IOleObject *object, QWmpPlayerService *service)

    : m_service(service)

    , m_player(player)

    , m_object(object)

    , m_inPlaceObject(0)

    , m_enabled(false)

{

    HRESULT hr;

    if ((hr = m_object->QueryInterface(

            __uuidof(IOleInPlaceObject),

            reinterpret_cast<void **>(&m_inPlaceObject))) != S_OK) {

        qWarning("No IOleInPlaceObject interface, %x: %s", hr, qwmp_error_string(hr));

    }

}

QWmpVideoOverlay::~QWmpVideoOverlay()

{

    if (m_inPlaceObject)

        m_inPlaceObject->Release();

}

void QWmpVideoOverlay::setEnabled(bool enabled)

{

    m_enabled = enabled;

    if (m_inPlaceObject && winId()) {

        QRect rect = displayRect();

        RECT rcPos = { rect.left(), rect.top(), rect.right(), rect.bottom() };

        m_object->DoVerb(OLEIVERB_INPLACEACTIVATE, 0, m_service, 0, winId(), &rcPos);

    }

}

WId QWmpVideoOverlay::winId() const

{

    return m_winId;

}

void QWmpVideoOverlay::setWinId(WId id)

{

    if (m_inPlaceObject && m_enabled) {

        QRect rect = displayRect();

        RECT rcPos = { rect.left(), rect.top(), rect.right(), rect.bottom() };

        m_object->DoVerb(OLEIVERB_INPLACEACTIVATE, 0, m_service, 0, id, &rcPos);

    }

    if (!id)

        m_enabled = false;

    m_winId = id;

}

extern HDC Q_GUI_EXPORT qt_win_display_dc();

#define HIMETRIC_PER_INCH   2540

#define MAP_PIX_TO_LOGHIM(x,ppli)   ((HIMETRIC_PER_INCH*(x) + ((ppli)>>1)) / (ppli))

#define MAP_LOGHIM_TO_PIX(x,ppli)   (((ppli)*(x) + HIMETRIC_PER_INCH/2) / HIMETRIC_PER_INCH)

QRect QWmpVideoOverlay::displayRect() const

{

    return m_displayRect;

}

void QWmpVideoOverlay::setDisplayRect(const QRect &rect)

{

    if (m_inPlaceObject && m_enabled) {

        HDC gdc = QT_PREPEND_NAMESPACE(qt_win_display_dc)();

        SIZEL hmSize = {

                MAP_PIX_TO_LOGHIM(rect.width(), GetDeviceCaps(gdc, LOGPIXELSX)),

                MAP_PIX_TO_LOGHIM(rect.height(), GetDeviceCaps(gdc, LOGPIXELSY)) };

        m_object->SetExtent(DVASPECT_CONTENT, &hmSize);

    }

    m_displayRect = rect;

}

bool QWmpVideoOverlay::isFullScreen() const

{

    return m_fullScreen;

}

void QWmpVideoOverlay::setFullScreen(bool fullScreen)

{

    m_player->put_fullScreen(fullScreen);

    emit fullScreenChanged(m_fullScreen = fullScreen);

}

QSize QWmpVideoOverlay::nativeSize() const

{

    return m_sizeHint;

}

void QWmpVideoOverlay::setNativeSize(const QSize &size)

{    

    if (m_sizeHint != size) {

        m_sizeHint = size;

        emit nativeSizeChanged();

    }

}

{

    return m_aspectRatioMode;

}

{

}

void QWmpVideoOverlay::repaint()

{

}

int QWmpVideoOverlay::brightness() const

{

    return 0;

}

void QWmpVideoOverlay::setBrightness(int)

{

}

int QWmpVideoOverlay::contrast() const

{

    return 0;

}

void QWmpVideoOverlay::setContrast(int)

{

}

int QWmpVideoOverlay::hue() const

{

    return 0;

}

void QWmpVideoOverlay::setHue(int)

{

}

int QWmpVideoOverlay::saturation() const

{

    return 0;

}

void QWmpVideoOverlay::setSaturation(int)

{

}

// IUnknown

HRESULT QWmpVideoOverlay::QueryInterface(REFIID riid, void **object)

{

    return m_service->QueryInterface(riid, object);

}

ULONG QWmpVideoOverlay::AddRef()

{

    return m_service->AddRef();

}

ULONG QWmpVideoOverlay::Release()

{

    return m_service->Release();

}

// IOleWindow

HRESULT QWmpVideoOverlay::GetWindow(HWND *phwnd)

{

    if (!phwnd) {

        return E_POINTER;

    } else if (!m_enabled) {

        *phwnd = 0;

        return E_UNEXPECTED;

    } else {

        *phwnd = winId();

        return S_OK;

    }

}

HRESULT QWmpVideoOverlay::ContextSensitiveHelp(BOOL fEnterMode)

{

    Q_UNUSED(fEnterMode);

    return E_NOTIMPL;

}

// IOleInPlaceSite

HRESULT QWmpVideoOverlay::CanInPlaceActivate()

{

    return S_OK;

}

HRESULT QWmpVideoOverlay::OnInPlaceActivate()

{

    return S_OK;

}

HRESULT QWmpVideoOverlay::OnUIActivate()

{

    return S_OK;

}

HRESULT QWmpVideoOverlay::GetWindowContext(

        IOleInPlaceFrame **ppFrame,

        IOleInPlaceUIWindow **ppDoc,

        LPRECT lprcPosRect,

        LPRECT lprcClipRect,

        LPOLEINPLACEFRAMEINFO lpFrameInfo)

{

    if (!ppFrame || !ppDoc || !lprcPosRect || !lprcClipRect || !lpFrameInfo)

        return E_POINTER;

    QueryInterface(IID_IOleInPlaceFrame, reinterpret_cast<void **>(ppFrame));

    QueryInterface(IID_IOleInPlaceUIWindow, reinterpret_cast<void **>(ppDoc));

    if (m_enabled) {

    } else {

        SetRectEmpty(lprcPosRect);

        SetRectEmpty(lprcClipRect);

    }

    lpFrameInfo->cb = sizeof(OLEINPLACEFRAMEINFO);

    lpFrameInfo->fMDIApp = false;

    lpFrameInfo->haccel = 0;

    lpFrameInfo->cAccelEntries = 0;

    lpFrameInfo->hwndFrame = m_enabled ? winId() : 0;

    return S_OK;

}

HRESULT QWmpVideoOverlay::Scroll(SIZE scrollExtant)

{

    Q_UNUSED(scrollExtant);

    return S_FALSE;

}

HRESULT QWmpVideoOverlay::OnUIDeactivate(BOOL fUndoable)

{

    Q_UNUSED(fUndoable);

    return S_OK;

}

HRESULT QWmpVideoOverlay::OnInPlaceDeactivate()

{

    return S_OK;

}

HRESULT QWmpVideoOverlay::DiscardUndoState()

{

    return S_OK;

}

HRESULT QWmpVideoOverlay::DeactivateAndUndo()

{

    if (m_inPlaceObject)

        m_inPlaceObject->UIDeactivate();

    return S_OK;

}

HRESULT QWmpVideoOverlay::OnPosRectChange(LPCRECT lprcPosRect)

{

    Q_UNUSED(lprcPosRect);

    return S_OK;

}

// IOleInPlaceUIWindow

HRESULT QWmpVideoOverlay::GetBorder(LPRECT lprectBorder)

{

    Q_UNUSED(lprectBorder);

    return INPLACE_E_NOTOOLSPACE;

}

HRESULT QWmpVideoOverlay::RequestBorderSpace(LPCBORDERWIDTHS pborderwidths)

{

    Q_UNUSED(pborderwidths);

    return INPLACE_E_NOTOOLSPACE;

}

HRESULT QWmpVideoOverlay::SetBorderSpace(LPCBORDERWIDTHS pborderwidths)

{

    Q_UNUSED(pborderwidths);

    return OLE_E_INVALIDRECT;

}

HRESULT QWmpVideoOverlay::SetActiveObject(

        IOleInPlaceActiveObject *pActiveObject, LPCOLESTR pszObjName)

{

    Q_UNUSED(pActiveObject);

    Q_UNUSED(pszObjName);

    return  S_OK;

}

// IOleInPlaceFrame

HRESULT QWmpVideoOverlay::InsertMenus(HMENU hmenuShared, LPOLEMENUGROUPWIDTHS lpMenuWidths)

{

    Q_UNUSED(hmenuShared);

    Q_UNUSED(lpMenuWidths);

    return E_NOTIMPL;

}

HRESULT QWmpVideoOverlay::SetMenu(HMENU hmenuShared, HOLEMENU holemenu, HWND hwndActiveObject)

{

    Q_UNUSED(hmenuShared);

    Q_UNUSED(holemenu);

    Q_UNUSED(hwndActiveObject);

    return E_NOTIMPL;

}

HRESULT QWmpVideoOverlay::RemoveMenus(HMENU hmenuShared)

{

    Q_UNUSED(hmenuShared);

    return E_NOTIMPL;

}

HRESULT QWmpVideoOverlay::SetStatusText(LPCOLESTR pszStatusText)

{

    Q_UNUSED(pszStatusText);

    return E_NOTIMPL;

}

HRESULT QWmpVideoOverlay::EnableModeless(BOOL fEnable)

{

    Q_UNUSED(fEnable);

    return E_NOTIMPL;

}

HRESULT QWmpVideoOverlay::TranslateAccelerator(LPMSG lpmsg, WORD wID)

{

    return TranslateAccelerator(lpmsg, static_cast<DWORD>(wID));

}