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WinForm.cpp
00001 // 00002 // SYNTOPIA. See http://Syntopia.sourceforge.net for details and documentation. 00003 // 00004 // Author of this file: Mikael Hvidtfeldt Christensen (mikaelc@users.sourceforge.net) 00005 // 00006 00007 00008 // WinForm.cpp - Main Window (form) functions. 00009 #pragma warning(disable: 4786) // Dont limit identifier lengths to 250 chars. 00010 00011 #define IDC_MAIN_EDIT 4 00012 #define ButtonID 99 00013 00014 #include <windows.h> 00015 #include <map> 00016 #include <ddraw.h> 00017 #include <mmsystem.h> 00018 #include "WinForm.h" 00019 00020 using namespace std; 00021 00022 namespace GUIToolkit { 00023 00024 WinForm::~WinForm() { 00025 // Free the windowsclass allocated in PutInWinForm 00026 // with RegisterClassEx 00027 UnregisterClass(g_szClassName, GUIControl::GUIInstance->hInstance); 00028 } 00029 00030 00031 WinForm::WinForm(int xsize, int ysize, winTypes myTypes, std::string title) { 00032 00033 //myEventHandler = myEventHD; 00034 //nCmdShow = GUIControl::GUIInstance->nCmdShow; 00035 00036 strcpy(g_szClassName,GUIControl::GUIInstance->getUniqueName().c_str()); 00037 // This handles all the standard initialization of the window. 00038 // Registering the Window Class 00039 wc.cbSize = sizeof(WNDCLASSEX); // Size of Structure 00040 wc.style = 0; 00041 wc.lpfnWndProc = GUIControl::WndProc; //? 00042 wc.cbClsExtra = 0; 00043 wc.cbWndExtra = 0; 00044 wc.hInstance = GUIControl::GUIInstance->hInstance; 00045 wc.hIcon = LoadIcon(NULL, IDI_APPLICATION); 00046 wc.hCursor = LoadCursor(NULL, IDC_ARROW); 00047 wc.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1); // (HBRUSH)(COLOR_WINDOW+1); 00048 wc.lpszMenuName = NULL; 00049 wc.lpszClassName = g_szClassName; 00050 wc.hIconSm = LoadIcon(NULL, IDI_APPLICATION); 00051 00052 // DLLZ 00053 /* 00054 wc.hIcon = 0; 00055 wc.hCursor = 0; 00056 wc.hIconSm = 0; 00057 */ 00058 00059 if(!RegisterClassEx(&wc)) 00060 { 00061 00062 // TODO: We should THROW the error 00063 LPVOID lpMsgBuf; 00064 if (!FormatMessage( 00065 FORMAT_MESSAGE_ALLOCATE_BUFFER | 00066 FORMAT_MESSAGE_FROM_SYSTEM | 00067 FORMAT_MESSAGE_IGNORE_INSERTS, 00068 NULL, 00069 GetLastError(), 00070 MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language 00071 (LPTSTR) &lpMsgBuf, 00072 0, 00073 NULL )) 00074 { 00075 // Handle the error. 00076 return; 00077 } 00078 00079 // Process any inserts in lpMsgBuf. 00080 // ... 00081 00082 // Display the string. 00083 MessageBox( NULL, (LPCTSTR)lpMsgBuf, "Error1", MB_OK | MB_ICONINFORMATION ); 00084 00085 // Free the buffer. 00086 LocalFree( lpMsgBuf ); 00087 // TODO: We should THROW the error 00088 MessageBox(NULL, "Window Registration Failed1!", g_szClassName, 00089 MB_ICONEXCLAMATION | MB_OK); 00090 } 00091 00092 // Create the Window 00093 hwnd = CreateWindowEx( 00094 WS_EX_TOOLWINDOW | WS_EX_TOPMOST, // WS_EX_CLIENTEDGE 00095 g_szClassName, 00096 title.c_str(), 00097 WS_OVERLAPPEDWINDOW, 00098 CW_USEDEFAULT, CW_USEDEFAULT, xsize, ysize, 00099 NULL, NULL, GUIControl::GUIInstance->hInstance, NULL); 00100 00101 if(hwnd == NULL) 00102 { 00103 MessageBox(NULL, "Window Creation Failed2!", "Error!", 00104 MB_ICONEXCLAMATION | MB_OK); 00105 LPVOID lpMsgBuf; 00106 if (!FormatMessage( 00107 FORMAT_MESSAGE_ALLOCATE_BUFFER | 00108 FORMAT_MESSAGE_FROM_SYSTEM | 00109 FORMAT_MESSAGE_IGNORE_INSERTS, 00110 NULL, 00111 GetLastError(), 00112 MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language 00113 (LPTSTR) &lpMsgBuf, 00114 0, 00115 NULL )) 00116 { 00117 // Handle the error. 00118 return; 00119 } 00120 00121 // Process any inserts in lpMsgBuf. 00122 // ... 00123 00124 // Display the string. 00125 MessageBox( NULL, (LPCTSTR)lpMsgBuf, "Error", MB_OK | MB_ICONINFORMATION ); 00126 00127 // Free the buffer. 00128 LocalFree( lpMsgBuf ); 00129 // TODO: We should THROW the error 00130 } 00131 00132 // Check if this is the first window. Per default, the firstWindow close the application. 00133 if (GUIControl::GUIInstance->firstWindow == 0) {GUIControl::GUIInstance->firstWindow = hwnd;}; 00134 00135 } 00136 00137 void WinForm::show() { 00138 00139 ShowWindow(hwnd, GUIControl::GUIInstance->nCmdShow); 00140 UpdateWindow(hwnd); 00141 } 00142 00143 00144 00145 00146 00147 00148 00149 00150 DBCanvas::DBCanvas(WinForm * WF, int _x0, int _y0, int _x1, int _y1) 00151 { ID = (HMENU)GUIControl::GUIInstance->RegisterRaw(this); 00152 topWF = WF; 00153 //WF->special = this; 00154 x0 = _x0; x1 = _x1; y0 = _y0; y1 = _y1; 00155 PAINTSTRUCT ps; 00156 00157 // We Need a handle to the window. BeginPaint will do for now. 00158 HDC hdc = BeginPaint(WF->hwnd, &ps); 00159 00160 // We need a drawing context, and a bitmap for our back-buffer: 00161 OffScreenHdc = CreateCompatibleDC(hdc); 00162 OffScreen = CreateCompatibleBitmap(hdc, x1, y1); 00163 00164 // We must associate the Bitmap with the OffScrenHdc. 00165 // The Routine seems to return an 'old' buffer - do we need it? 00166 HBITMAP hbmOldBuffer = (HBITMAP) SelectObject(OffScreenHdc, OffScreen); 00167 00168 // We havent done any paint, but end it anyways. 00169 EndPaint(WF->hwnd, &ps); 00170 } 00171 00172 DBCanvas::~DBCanvas() { 00173 // 00174 } 00175 00176 void DBCanvas::Paint(HDC hdc) { 00177 BitBlt(hdc, x0, y0, x1, y1, OffScreenHdc, 0, 0, SRCCOPY); 00178 } 00179 00180 void DBCanvas::Rectangle(int x0, int y0, int x1, int y1) { 00181 ::Rectangle(OffScreenHdc,x0,y0,x1,y1); 00182 } 00183 00184 00185 void DBCanvas::setPixel(int x,int y, int r, int g, int b) 00186 { 00187 00188 SetPixel(OffScreenHdc, x, y, RGB(r,g,b)); 00189 } 00190 00191 00192 00193 void DBCanvas::update() { 00194 UpdateWindow(topWF->hwnd); 00195 RECT * myRect = new RECT(); 00196 myRect->left = x0; 00197 myRect->top = y0; 00198 myRect->right = x0 + x1; 00199 myRect->bottom = y0 + y1; 00200 00201 InvalidateRect(topWF->hwnd,myRect,FALSE); // Change to only update relevant area 00202 } 00203 00204 void DBCanvas::clear() { 00205 BitBlt(OffScreenHdc,0,0,x1,y1,OffScreenHdc,0,0,WHITENESS); 00206 }; 00207 00208 00209 // ------------------------------------------------------------------------ 00210 /* 00211 00212 DXCanvas::~DXCanvas() { }; 00213 00214 void DXCanvas::getDC() 00215 { lpDDSBack -> Lock(NULL, &ddsd, DDLOCK_WAIT, NULL); 00216 //lpDDSBack->GetDC(&OffScreenHdc); 00217 //lpDDSBack->ReleaseDC(OffScreenHdc); 00218 } 00219 00220 void DXCanvas::releaseDC() 00221 { lpDDSBack -> Unlock(NULL); 00222 //lpDDSBack->GetDC(&OffScreenHdc) 00223 //lpDDSBack->ReleaseDC(OffScreenHdc); 00224 } 00225 00226 void DXCanvas::setPixel(int x,int y, int r, int g, int b) 00227 { 00228 //getDC(); 00229 //SetPixel(OffScreenHdc, x, y, RGB(r,g,b)); 00230 00231 // 00232 //COLORREF col = RGB(r,g,b); 00233 00234 ((unsigned short*)ddsd.lpSurface)[(y * (ddsd.lPitch >> 1) + 2*x)] 00235 = (unsigned short)r; 00236 00237 ((unsigned short*)ddsd.lpSurface)[(y * (ddsd.lPitch >> 1) + 2*x +1)] 00238 = (unsigned short)g; 00239 00240 00241 //int idx = (y * ddsd.lPitch + (x * 3)); 00242 // ((BYTE*)ddsd.lpSurface)[idx] = (BYTE)r; 00243 // ((BYTE*)ddsd.lpSurface)[idx+1] = (BYTE)g; 00244 // ((BYTE*)ddsd.lpSurface)[idx+2] = (BYTE)b; 00245 00246 //releaseDC(); 00247 // 00248 // if (lpDDSBack->GetDC(&OffScreenHdc) == DD_OK) 00249 //{ 00250 // SetPixel(OffScreenHdc, x, y, RGB(r,g,b)); 00251 //SetBkMode(hdc2, TRANSPARENT); 00252 //SetTextColor(hdc2, RGB(0,255,255)); 00253 //TextOut(hdc2, 13, 13, "qweqweqwe", 8); 00254 // lpDDSBack->ReleaseDC(OffScreenHdc); 00255 //return TRUE; 00256 // } else MessageBox(topWF->hwnd, "1", "Error", MB_OK | MB_ICONERROR); 00257 ; //SetPixel(OffScreenHdc, x, y, RGB(r,g,b)); 00258 00259 } 00260 00261 void DXCanvas::Paint(HDC hdc) 00262 { 00263 HRESULT ddrval; 00264 RECT rcRectSrc; 00265 RECT rcRectDest; 00266 POINT p; 00267 00268 // if we're windowed do the blit, else just Flip 00269 if (IsWindowed) 00270 { 00271 // first we need to figure out where on the primary surface our window lives 00272 p.x = 0; p.y = 0; 00273 ClientToScreen(topWF->hwnd, &p); 00274 GetClientRect(topWF->hwnd, &rcRectDest); 00275 //OffsetRect(&rcRectDest, p.x, p.y); 00276 SetRect(&rcRectSrc, 0,0,x1-x0,y1-y0); 00277 SetRect(&rcRectDest, p.x+x0,p.y+y0,p.x+x1,p.y+y1); 00278 ddrval = lpDDSPrimary->Blt( &rcRectDest, lpDDSBack, &rcRectSrc, DDBLT_WAIT, NULL); 00279 } else { 00280 ddrval = lpDDSPrimary->Flip( NULL, DDFLIP_WAIT); MessageBox(topWF->hwnd, "1", "Error", MB_OK | MB_ICONERROR); 00281 } 00282 00283 } 00284 00285 DXCanvas::DXCanvas(WinForm * WF, int _x0, int _y0, int _x1, int _y1) { 00286 ID = (HMENU)GUIControl::GUIInstance->RegisterRaw(this); 00287 topWF = WF; 00288 //WF->special2 = this; 00289 OffScreenHdc = 0; 00290 x0 = _x0; x1 = _x1; y0 = _y0; y1 = _y1; 00291 00292 00293 DDSCAPS ddscaps; 00294 HRESULT ddrval; 00295 00296 IsWindowed = true; 00297 00298 00299 ddrval = DirectDrawCreate( NULL, &lpDD, NULL ); 00300 00301 if( ddrval != DD_OK ) 00302 { 00303 MessageBox(topWF->hwnd, "1", "Error", MB_OK | MB_ICONERROR); 00304 } 00305 00306 // using DDSCL_NORMAL means we will coexist with GDI 00307 ddrval = lpDD->SetCooperativeLevel( topWF->hwnd, DDSCL_NORMAL ); 00308 if( ddrval != DD_OK ) 00309 { 00310 lpDD->Release(); MessageBox(topWF->hwnd, "1", "Error", MB_OK | MB_ICONERROR); 00311 // 00312 } 00313 00314 memset( &ddsd, 0, sizeof(ddsd) ); 00315 ddsd.dwSize = sizeof( ddsd ); 00316 ddsd.dwFlags = DDSD_CAPS; 00317 ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE; 00318 00319 // The primary surface is not a page flipping surface this time 00320 ddrval = lpDD->CreateSurface( &ddsd, &lpDDSPrimary, NULL ); 00321 if( ddrval != DD_OK ) 00322 { 00323 lpDD->Release(); MessageBox(topWF->hwnd, "1", "Error", MB_OK | MB_ICONERROR); 00324 // 00325 } 00326 00327 // Create a clipper to ensure that our drawing stays inside our window 00328 ddrval = lpDD->CreateClipper( 0, &lpClipper, NULL ); 00329 if( ddrval != DD_OK ) 00330 { 00331 lpDDSPrimary->Release(); MessageBox(topWF->hwnd, "1", "Error", MB_OK | MB_ICONERROR); 00332 lpDD->Release(); 00333 // 00334 } 00335 00336 // setting it to our hwnd gives the clipper the coordinates from our window 00337 ddrval = lpClipper->SetHWnd( 0, topWF->hwnd ); 00338 if( ddrval != DD_OK ) 00339 { 00340 lpClipper-> Release(); MessageBox(topWF->hwnd, "1", "Error", MB_OK | MB_ICONERROR); 00341 lpDDSPrimary->Release(); 00342 lpDD->Release(); 00343 // 00344 } 00345 00346 // attach the clipper to the primary surface 00347 ddrval = lpDDSPrimary->SetClipper( lpClipper ); 00348 if( ddrval != DD_OK ) 00349 { 00350 lpClipper-> Release(); MessageBox(topWF->hwnd, "1", "Error", MB_OK | MB_ICONERROR); 00351 lpDDSPrimary->Release(); 00352 lpDD->Release(); 00353 // 00354 } 00355 00356 memset( &ddsd, 0, sizeof(ddsd) ); 00357 ddsd.dwSize = sizeof( ddsd ); 00358 ddsd.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH; 00359 ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN; 00360 ddsd.dwWidth = 640; //x1-x0; 00361 ddsd.dwHeight = 480; //y1-y0; 00362 00363 // create the backbuffer separately 00364 ddrval = lpDD->CreateSurface( &ddsd, &lpDDSBack, NULL ); 00365 if( ddrval != DD_OK ) 00366 { 00367 lpClipper-> Release(); MessageBox(topWF->hwnd, "1", "Error", MB_OK | MB_ICONERROR); 00368 lpDDSPrimary->Release(); 00369 lpDD->Release(); 00370 // 00371 } 00372 //lpClipper-> Release(); MessageBox(topWF->hwnd, "1", "OK", MB_OK | MB_ICONERROR); 00373 00374 //if (lpDDSBack->GetDC(&OffScreenHdc) != DD_OK) MessageBox(topWF->hwnd, "1", "Error", MB_OK | MB_ICONERROR); 00375 00376 } 00377 00378 void DXCanvas::update() { 00379 UpdateWindow(topWF->hwnd); 00380 RECT * myRect = new RECT(); 00381 myRect->left = x0; 00382 myRect->top = y0; 00383 myRect->right = x0 + x1; 00384 myRect->bottom = y0 + y1; 00385 00386 InvalidateRect(topWF->hwnd,myRect,FALSE); // Change to only update relevant area 00387 } 00388 // HDC hdcMem = CreateCompatibleDC(hdc); 00389 //HBITMAP hbmOld = SelectObject(hdcMem, g_hbmBall); 00390 00391 //GetObject(g_hbmBall, sizeof(bm), &bm); 00392 00393 //BitBlt(hdc, 0, 0, bm.bmWidth, bm.bmHeight, hdcMem, 0, 0, SRCCOPY); 00394 00395 //SelectObject(hdcMem, hbmOld); 00396 //DeleteDC(hdcMem); 00397 00398 00399 void DXCanvas::clear() { 00400 DDBLTFX ddBltFX; 00401 memset(&ddBltFX, 0, sizeof(ddBltFX)); 00402 ddBltFX.dwSize = sizeof(ddBltFX); 00403 ddBltFX.dwFillColor = 0; 00404 00405 HRESULT ddRes = lpDDSBack->Blt(NULL, NULL, NULL, DDBLT_COLORFILL,&ddBltFX); 00406 00407 } 00408 00409 void DXCanvas::init() { 00410 // 00411 } 00412 00413 00414 00415 00416 */ 00417 00418 00419 }; // end of namespace
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