Serious-Engine/Sources/SeriousSam/SplashScreen.cpp

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2016-03-12 01:20:51 +01:00
/* Copyright (c) 2002-2012 Croteam Ltd.
This program is free software; you can redistribute it and/or modify
it under the terms of version 2 of the GNU General Public License as published by
the Free Software Foundation
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */
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#include "StdH.h"
#include "resource.h"
#define NAME "Splash"
static HBITMAP _hbmSplash = NULL;
static BITMAP _bmSplash;
static HBITMAP _hbmSplashMask = NULL;
static BITMAP _bmSplashMask;
static HWND hwnd = NULL;
static long FAR PASCAL SplashWindowProc( HWND hWnd, UINT message,
WPARAM wParam, LPARAM lParam )
{
switch( message ) {
case WM_PAINT: {
PAINTSTRUCT ps;
BeginPaint(hWnd, &ps);
HDC hdcMem = CreateCompatibleDC(ps.hdc);
SelectObject(hdcMem, _hbmSplashMask);
BitBlt(ps.hdc, 0, 0, _bmSplash.bmWidth, _bmSplash.bmHeight, hdcMem, 0, 0,
SRCAND);
SelectObject(hdcMem, _hbmSplash);
BitBlt(ps.hdc, 0, 0, _bmSplash.bmWidth, _bmSplash.bmHeight, hdcMem, 0, 0,
SRCPAINT);
DeleteDC(hdcMem);
EndPaint(hWnd, &ps);
return 0;
} break;
case WM_ERASEBKGND: return 1; break;
}
return DefWindowProc(hWnd, message, wParam, lParam);
}
void ShowSplashScreen(HINSTANCE hInstance)
{
_hbmSplash = LoadBitmapA(hInstance, (char*)IDB_SPLASH);
if (_hbmSplash==NULL) {
return;
}
_hbmSplashMask = LoadBitmapA(hInstance, (char*)IDB_SPLASHMASK);
if (_hbmSplashMask==NULL) {
return;
}
GetObject(_hbmSplash, sizeof(BITMAP), (LPSTR) &_bmSplash);
GetObject(_hbmSplashMask, sizeof(BITMAP), (LPSTR) &_bmSplashMask);
if (_bmSplashMask.bmWidth != _bmSplash.bmWidth
||_bmSplashMask.bmHeight != _bmSplash.bmHeight) {
return;
}
int iScreenX = ::GetSystemMetrics(SM_CXSCREEN); // screen size
int iScreenY = ::GetSystemMetrics(SM_CYSCREEN);
WNDCLASSA wc;
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = SplashWindowProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance;
wc.hIcon = LoadIcon( hInstance, (LPCTSTR)IDR_MAINFRAME );
wc.hCursor = LoadCursor( NULL, IDC_ARROW );
wc.hbrBackground = NULL;
wc.lpszMenuName = NAME;
wc.lpszClassName = NAME;
RegisterClassA(&wc);
/*
* create a window
*/
hwnd = CreateWindowExA(
WS_EX_TRANSPARENT|WS_EX_TOOLWINDOW,
NAME,
"SeriousSam loading...", // title
WS_POPUP,
iScreenX/2-_bmSplash.bmWidth/2,
iScreenY/2-_bmSplash.bmHeight/2,
_bmSplash.bmWidth,_bmSplash.bmHeight, // window size
NULL,
NULL,
hInstance,
NULL);
if(!hwnd) {
return;
}
ShowWindow( hwnd, SW_SHOW);
RECT rect;
GetClientRect(hwnd, &rect);
InvalidateRect(hwnd, &rect, TRUE);
UpdateWindow(hwnd);
}
void HideSplashScreen(void)
{
if (hwnd==NULL) {
return;
}
DestroyWindow(hwnd);
DeleteObject(_hbmSplash);
DeleteObject(_hbmSplashMask);
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}