www.pudn.com > CDX.rar > ex11.cpp

///////////////////////////////////////////////////////////////////////////////////////////// 
// CDX example 11 - Fullscreen ISO map scrolling & keyboard input 
// You must link to cdx.lib, ddraw.lib, dinput and dxguid 
///////////////////////////////////////////////////////////////////////////////////////////// 
#include  
#include  
#include  
#include  
#define CDXINCLUDEALL 
#include  
 
#define NAME		"CDXExample11" 
#define TITLE		"CDX Example 11" 
 
CDXScreen* Screen;  // The screen object, every program must have one 
CDXTile* Tiles;     // The background tiles 
CDXIsoMap* Map;        // The scrolling map object 
 
BOOL bActive = TRUE;  // Is the program running? 
char Bitmap[] = "TILES.BMP"; 
 
///////////////////////////////////////////////////////////////////////////////////////////// 
// FiniApp - Destroy the CDX objects 
///////////////////////////////////////////////////////////////////////////////////////////// 
void FiniApp(void) 
{ 
	delete Map; 
	delete Tiles; 
	delete Screen; 
} 
 
///////////////////////////////////////////////////////////////////////////////////////////// 
// WinProc 
///////////////////////////////////////////////////////////////////////////////////////////// 
long PASCAL WinProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) 
{ 
	switch(message) 
	{ 
		case WM_ACTIVATEAPP: 
      bActive = wParam; 
			break; 
 
		case WM_KEYDOWN: 
			switch(wParam) 
			{ 
				case VK_ESCAPE: 
					PostMessage(hWnd, WM_CLOSE, 0, 0); 
				break; 
			} 
		break; 
 
		case WM_DESTROY: 
			PostQuitMessage(0); 
		break; 
	} 
 
	return DefWindowProc(hWnd, message, wParam, lParam); 
} 
 
///////////////////////////////////////////////////////////////////////////////////////////// 
// InitApp - Create the window and the CDX objects 
///////////////////////////////////////////////////////////////////////////////////////////// 
BOOL InitApp(HINSTANCE hInst, int nCmdShow) 
{ 
	HWND hWnd; 
	WNDCLASS WndClass; 
 
	WndClass.style = CS_HREDRAW | CS_VREDRAW; 
	WndClass.lpfnWndProc = WinProc; 
	WndClass.cbClsExtra = 0; 
	WndClass.cbWndExtra = 0; 
	WndClass.hInstance = hInst; 
	WndClass.hIcon = LoadIcon(0, IDI_APPLICATION); 
	WndClass.hCursor = LoadCursor(0, IDC_ARROW); 
	WndClass.hbrBackground = (HBRUSH)GetStockObject(BLACK_BRUSH); 
	WndClass.lpszMenuName = 0; 
	WndClass.lpszClassName = NAME; 
	RegisterClass(&WndClass); 
 
	hWnd = CreateWindowEx( 
		WS_EX_TOPMOST, 
		NAME, 
		TITLE, 
		WS_POPUP, 
		0,0, 
		GetSystemMetrics(SM_CXSCREEN), 
		GetSystemMetrics(SM_CYSCREEN), 
		NULL, 
		NULL, 
		hInst, 
		NULL); 
 
	if(!hWnd) return FALSE; 
 
	ShowWindow(hWnd, nCmdShow); 
	UpdateWindow(hWnd); 
 
	// Create the CDXSreen object 
	Screen = new CDXScreen(); 
 
    // set the video mode 640x480x8 
    if( FAILED(Screen->CreateFullScreen( hWnd , 640 , 480 , 8 ) ) ) 
        CDXError( Screen , "could not set video mode 640x480x8" ); 
 
	Screen->LoadPalette(Bitmap); 
 
	// Load the tiles 
    Tiles = new CDXTile(); 
    if( Tiles->Create(Screen, Bitmap, 64, 32, 0) == FALSE ) 
        CDXError( Screen , "could not load tiles" ); 
 
    // set the top left pixel in tiles bitmap as transparent color 
	Tiles->SetColorKey(); 
 
	// Create and load the map 
	Map = new CDXIsoMap(Tiles, Screen); 
	Map->Create(400, 400, 1); 
 
	srand((unsigned int)time(NULL)); 
	for(int row=0; row<400; row++) { 
		for(int col=0; col<400; col++) { 
			Map->SetTile(col, row, rand()%4+1); 
		} 
	} 
	Map->MoveTo(0,0); 
 
	return TRUE; 
} 
 
///////////////////////////////////////////////////////////////////////////////////////////// 
// WinMain 
///////////////////////////////////////////////////////////////////////////////////////////// 
int PASCAL WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, LPSTR lpCmdLine, int nCmdShow) 
{ 
	MSG msg; 
 
	if(!InitApp(hInst, nCmdShow)) return FALSE; 
 
	while(1) 
	{ 
		if(PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE)) 
		{ 
			if(!GetMessage(&msg, NULL, 0, 0 )) return msg.wParam; 
			TranslateMessage(&msg);  
			DispatchMessage(&msg); 
		} 
		else if(bActive) 
		{ 
 
			if(GetAsyncKeyState(VK_UP)) Map->ScrollUp(1); 
			if(GetAsyncKeyState(VK_DOWN)) Map->ScrollDown(1); 
			if(GetAsyncKeyState(VK_LEFT)) Map->ScrollLeft(1); 
			if(GetAsyncKeyState(VK_RIGHT)) Map->ScrollRight(1); 
 
			Map->DrawTrans(Screen->GetBack());  // Draw the map to the back buffer 
			Screen->Flip();  // Then display it 
		} 
		else WaitMessage(); 
	} 
}