#include <mdiwin/logowin.hpp>

char LogoWindow::smszClassName[]={"NepalNight"};

LogoWindow::LogoWindow(HINSTANCE hInstance,HINSTANCE hLibrary)
: mhInstance(hInstance), mhLibrary(hLibrary), mIsDestroyed(FALSE), mhBitmap(0)
{
	registerClass();
}

LogoWindow::~LogoWindow()
{
	if(mhBitmap)::DeleteObject(mhBitmap);
	if(::IsWindow(GetHandle()))::DestroyWindow(GetHandle());
}

WORD LogoWindow::showLogo(String &bitmapName)
{
	RECT windowRect;
	HWND hCaptureWindow(::GetCapture());

	if(mhLibrary)mhBitmap=::LoadBitmap(mhLibrary,bitmapName);
	else mhBitmap=::LoadBitmap(mhInstance,bitmapName);
	if(!mhBitmap)
	{
		mIsDestroyed=TRUE;
    return FALSE;
  }
	centerRect(mhBitmap,windowRect);
	::CreateWindow(
		(LPSTR)smszClassName,0,WS_POPUP|WS_BORDER,
		windowRect.left,windowRect.top,windowRect.right,windowRect.bottom,
		0x00,0x00,mhInstance,(LPSTR)(Window*)this);
	Show(SW_SHOW);
	Update();
	::SetCapture(GetHandle());
	waitCursor(TRUE);
	while(!mIsDestroyed)messageLoop();
	waitCursor(FALSE);
	::SetCapture(hCaptureWindow);
	return TRUE;
}

void LogoWindow::registerClass(void)
{
	WNDCLASS wndClass;

	if(::GetClassInfo(mhInstance,smszClassName,(WNDCLASS FAR *)&wndClass))return;
	wndClass.style	       =CS_HREDRAW|CS_VREDRAW;
	wndClass.lpfnWndProc	 =(WNDPROC)Window::WndProc;
	wndClass.cbClsExtra	   =0;
	wndClass.cbWndExtra	   =sizeof(LogoWindow*);
	wndClass.hInstance	   =mhInstance;
	wndClass.hIcon	       =0;
	wndClass.hCursor	     =::LoadCursor(NULL,IDC_ARROW);
	wndClass.hbrBackground =(HBRUSH)::GetStockObject(LTGRAY_BRUSH);
	wndClass.lpszMenuName	 =0;
	wndClass.lpszClassName =smszClassName;
	::RegisterClass(&wndClass);
}

void LogoWindow::messageLoop(void)
{
  MSG msg;

	while(!mIsDestroyed)
	{
		while(::PeekMessage(&msg,0,0,0,PM_REMOVE))
		{
			::TranslateMessage(&msg);
			::DispatchMessage(&msg);
		}
	}
}

long LogoWindow::WndProc(UINT message,WPARAM wParam,LPARAM lParam)
{
	switch(message)
	{
		case WM_CREATE :
			::SetTimer(GetHandle(),TimerID,TimeOut,0);
			return TRUE;
		case WM_TIMER :
			::KillTimer(GetHandle(),TimerID);
			::PostMessage(GetHandle(),WM_CLOSE,0,0L);
			return FALSE;
		case WM_PAINT :
			paint();
			return FALSE;
		case WM_DESTROY :
			mIsDestroyed=TRUE;
			return FALSE;
		case WM_CLOSE :
			::DestroyWindow(GetHandle());
			mIsDestroyed=TRUE;
			return FALSE;
	}
	return ::DefWindowProc(GetHandle(),message,wParam,lParam);
}

void LogoWindow::paint()const
{
	PAINTSTRUCT ps;

	::BeginPaint(GetHandle(),(PAINTSTRUCT FAR *)&ps);
	drawBitmap(GetHandle(),mhBitmap);
	::EndPaint(GetHandle(),(PAINTSTRUCT FAR *)&ps);
}