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

#include <QtGui/qpaintdevice.h>

#include <QtGui/qpixmap.h>

#include <QtGui/qwidget.h>

#include "qegl_p.h"

#include <windows.h>

QT_BEGIN_NAMESPACE

EGLSurface QEglContext::createSurface(QPaintDevice *device, const QEglProperties *properties)

{

    // Create the native drawable for the paint device.

    int devType = device->devType();

    EGLNativePixmapType pixmapDrawable = 0;

    EGLNativeWindowType windowDrawable = 0;

    bool ok;

    if (devType == QInternal::Pixmap) {

        pixmapDrawable = 0;

        ok = (pixmapDrawable != 0);

    } else if (devType == QInternal::Widget) {

        windowDrawable = (EGLNativeWindowType)(static_cast<QWidget *>(device))->winId();

        ok = (windowDrawable != 0);

    } else {

        ok = false;

    }

    if (!ok) {

        qWarning("QEglContext::createSurface(): Cannot create the native EGL drawable");

        return EGL_NO_SURFACE;

    }

    // Create the EGL surface to draw into, based on the native drawable.

    const int *props;

    if (properties)

        props = properties->properties();

    else

        props = 0;

    EGLSurface surf;

    if (devType == QInternal::Widget)

        surf = eglCreateWindowSurface(dpy, cfg, windowDrawable, props);

    else

        surf = eglCreatePixmapSurface(dpy, cfg, pixmapDrawable, props);

    if (surf == EGL_NO_SURFACE) {

        qWarning("QEglContext::createSurface(): Unable to create EGL surface, error = 0x%x", eglGetError());

    }

    return surf;

}

EGLDisplay QEglContext::getDisplay(QPaintDevice *device)

{

    EGLDisplay dpy = 0;

    HWND win = (static_cast<QWidget*>(device))->winId();

    HDC myDc = GetDC(win);

    if (!myDc) {

        qWarning("QEglContext::defaultDisplay(): WinCE display is not open");

    }

    dpy = eglGetDisplay(EGLNativeDisplayType(myDc));

    if (dpy == EGL_NO_DISPLAY) {

        qWarning("QEglContext::defaultDisplay(): Falling back to EGL_DEFAULT_DISPLAY");

        dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY);

    }

    return dpy;

}

// Set pixel format and other properties based on a paint device.

void QEglProperties::setPaintDeviceFormat(QPaintDevice *dev)

{

    int devType = dev->devType();

    if (devType == QInternal::Image)

        setPixelFormat(static_cast<QImage *>(dev)->format());

    else

        setPixelFormat(QImage::Format_RGB16); // XXX

}

QT_END_NAMESPACE