| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: bitmap.cpp |
| 3 | // Purpose: wxBitmap |
| 4 | // Author: AUTHOR |
| 5 | // Modified by: |
| 6 | // Created: ??/??/98 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) AUTHOR |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifdef __GNUG__ |
| 13 | #pragma implementation "bitmap.h" |
| 14 | #endif |
| 15 | |
| 16 | #include "wx/defs.h" |
| 17 | |
| 18 | #include "wx/bitmap.h" |
| 19 | #include "wx/icon.h" |
| 20 | #include "wx/log.h" |
| 21 | #include "wx/image.h" |
| 22 | #include "wx/xpmdecod.h" |
| 23 | |
| 24 | IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject) |
| 25 | IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject) |
| 26 | IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject ) |
| 27 | |
| 28 | #ifdef __DARWIN__ |
| 29 | #include <ApplicationServices/ApplicationServices.h> |
| 30 | #else |
| 31 | #include <PictUtils.h> |
| 32 | #endif |
| 33 | |
| 34 | #include "wx/mac/uma.h" |
| 35 | |
| 36 | CTabHandle wxMacCreateColorTable( int numColors ) |
| 37 | { |
| 38 | CTabHandle newColors; /* Handle to the new color table */ |
| 39 | |
| 40 | /* Allocate memory for the color table */ |
| 41 | newColors = (CTabHandle)NewHandleClear( sizeof (ColorTable) + |
| 42 | sizeof (ColorSpec) * (numColors - 1) ); |
| 43 | if (newColors != nil) |
| 44 | { |
| 45 | /* Initialize the fields */ |
| 46 | (**newColors).ctSeed = GetCTSeed(); |
| 47 | (**newColors).ctFlags = 0; |
| 48 | (**newColors).ctSize = numColors - 1; |
| 49 | /* Initialize the table of colors */ |
| 50 | } |
| 51 | return newColors ; |
| 52 | } |
| 53 | |
| 54 | void wxMacDestroyColorTable( CTabHandle colors ) |
| 55 | { |
| 56 | DisposeHandle( (Handle) colors ) ; |
| 57 | } |
| 58 | |
| 59 | void wxMacSetColorTableEntry( CTabHandle newColors , int index , int red , int green , int blue ) |
| 60 | { |
| 61 | (**newColors).ctTable[index].value = index; |
| 62 | (**newColors).ctTable[index].rgb.red = 0 ;// someRedValue; |
| 63 | (**newColors).ctTable[index].rgb.green = 0 ; // someGreenValue; |
| 64 | (**newColors).ctTable[index].rgb.blue = 0 ; // someBlueValue; |
| 65 | } |
| 66 | |
| 67 | GWorldPtr wxMacCreateGWorld( int width , int height , int depth ) |
| 68 | { |
| 69 | OSErr err = noErr ; |
| 70 | GWorldPtr port ; |
| 71 | Rect rect = { 0 , 0 , height , width } ; |
| 72 | |
| 73 | if ( depth < 0 ) |
| 74 | { |
| 75 | depth = wxDisplayDepth() ; |
| 76 | } |
| 77 | |
| 78 | err = NewGWorld( &port , depth , &rect , NULL , NULL , 0 ) ; |
| 79 | if ( err == noErr ) |
| 80 | { |
| 81 | return port ; |
| 82 | } |
| 83 | return NULL ; |
| 84 | } |
| 85 | |
| 86 | void wxMacDestroyGWorld( GWorldPtr gw ) |
| 87 | { |
| 88 | if ( gw ) |
| 89 | DisposeGWorld( gw ) ; |
| 90 | } |
| 91 | |
| 92 | #define kDefaultRes 0x00480000 /* Default resolution is 72 DPI; Fixed type */ |
| 93 | |
| 94 | OSErr SetupCIconHandlePixMap( CIconHandle icon , short depth , Rect *bounds , CTabHandle colors ) |
| 95 | { |
| 96 | CTabHandle newColors; /* Color table used for the off-screen PixMap */ |
| 97 | Ptr offBaseAddr; /* Pointer to the off-screen pixel image */ |
| 98 | OSErr error; /* Returns error code */ |
| 99 | short bytesPerRow; /* Number of bytes per row in the PixMap */ |
| 100 | |
| 101 | |
| 102 | error = noErr; |
| 103 | newColors = nil; |
| 104 | offBaseAddr = nil; |
| 105 | |
| 106 | bytesPerRow = ((depth * (bounds->right - bounds->left) + 31) / 32) * 4; |
| 107 | |
| 108 | /* Clone the clut if indexed color; allocate a dummy clut if direct color*/ |
| 109 | if (depth <= 8) |
| 110 | { |
| 111 | newColors = colors; |
| 112 | error = HandToHand((Handle *) &newColors); |
| 113 | } |
| 114 | else |
| 115 | { |
| 116 | newColors = (CTabHandle) NewHandle(sizeof(ColorTable) - |
| 117 | sizeof(CSpecArray)); |
| 118 | error = MemError(); |
| 119 | } |
| 120 | if (error == noErr) |
| 121 | { |
| 122 | /* Allocate pixel image; long integer multiplication avoids overflow */ |
| 123 | (**icon).iconData = NewHandle((unsigned long) bytesPerRow * (bounds->bottom - |
| 124 | bounds->top)); |
| 125 | if ((**icon).iconData != nil) |
| 126 | { |
| 127 | /* Initialize fields common to indexed and direct PixMaps */ |
| 128 | (**icon).iconPMap.baseAddr = 0; /* Point to image */ |
| 129 | (**icon).iconPMap.rowBytes = bytesPerRow | /* MSB set for PixMap */ |
| 130 | 0x8000; |
| 131 | (**icon).iconPMap.bounds = *bounds; /* Use given bounds */ |
| 132 | (**icon).iconPMap.pmVersion = 0; /* No special stuff */ |
| 133 | (**icon).iconPMap.packType = 0; /* Default PICT pack */ |
| 134 | (**icon).iconPMap.packSize = 0; /* Always zero in mem */ |
| 135 | (**icon).iconPMap.hRes = kDefaultRes; /* 72 DPI default res */ |
| 136 | (**icon).iconPMap.vRes = kDefaultRes; /* 72 DPI default res */ |
| 137 | (**icon).iconPMap.pixelSize = depth; /* Set # bits/pixel */ |
| 138 | |
| 139 | /* Initialize fields specific to indexed and direct PixMaps */ |
| 140 | if (depth <= 8) |
| 141 | { |
| 142 | /* PixMap is indexed */ |
| 143 | (**icon).iconPMap.pixelType = 0; /* Indicates indexed */ |
| 144 | (**icon).iconPMap.cmpCount = 1; /* Have 1 component */ |
| 145 | (**icon).iconPMap.cmpSize = depth; /* Component size=depth */ |
| 146 | (**icon).iconPMap.pmTable = newColors; /* Handle to CLUT */ |
| 147 | } |
| 148 | else |
| 149 | { |
| 150 | /* PixMap is direct */ |
| 151 | (**icon).iconPMap.pixelType = RGBDirect; /* Indicates direct */ |
| 152 | (**icon).iconPMap.cmpCount = 3; /* Have 3 components */ |
| 153 | if (depth == 16) |
| 154 | (**icon).iconPMap.cmpSize = 5; /* 5 bits/component */ |
| 155 | else |
| 156 | (**icon).iconPMap.cmpSize = 8; /* 8 bits/component */ |
| 157 | (**newColors).ctSeed = 3 * (**icon).iconPMap.cmpSize; |
| 158 | (**newColors).ctFlags = 0; |
| 159 | (**newColors).ctSize = 0; |
| 160 | (**icon).iconPMap.pmTable = newColors; |
| 161 | } |
| 162 | } |
| 163 | else |
| 164 | error = MemError(); |
| 165 | } |
| 166 | else |
| 167 | newColors = nil; |
| 168 | |
| 169 | /* If no errors occured, return a handle to the new off-screen PixMap */ |
| 170 | if (error != noErr) |
| 171 | { |
| 172 | if (newColors != nil) |
| 173 | DisposeCTable(newColors); |
| 174 | } |
| 175 | |
| 176 | /* Return the error code */ |
| 177 | return error; |
| 178 | } |
| 179 | |
| 180 | CIconHandle wxMacCreateCIcon(GWorldPtr image , GWorldPtr mask , short dstDepth , short iconSize ) |
| 181 | { |
| 182 | GWorldPtr saveWorld; |
| 183 | GDHandle saveHandle; |
| 184 | |
| 185 | GetGWorld(&saveWorld,&saveHandle); // save Graphics env state |
| 186 | SetGWorld(image,nil); |
| 187 | |
| 188 | Rect frame = { 0 , 0 , iconSize , iconSize } ; |
| 189 | Rect imageBounds = frame ; |
| 190 | GetPortBounds( image , &imageBounds ) ; |
| 191 | |
| 192 | int bwSize = iconSize / 8 * iconSize ; |
| 193 | CIconHandle icon = (CIconHandle) NewHandleClear( sizeof ( CIcon ) + 2 * bwSize) ; |
| 194 | HLock((Handle)icon) ; |
| 195 | SetupCIconHandlePixMap( icon , dstDepth , &frame,GetCTable(dstDepth)) ; |
| 196 | HLock( (**icon).iconData ) ; |
| 197 | (**icon).iconPMap.baseAddr = *(**icon).iconData ; |
| 198 | |
| 199 | LockPixels(GetGWorldPixMap(image)); |
| 200 | |
| 201 | CopyBits(GetPortBitMapForCopyBits(image), |
| 202 | (BitMapPtr)&((**icon).iconPMap), |
| 203 | &imageBounds, |
| 204 | &imageBounds, |
| 205 | srcCopy | ditherCopy, nil); |
| 206 | |
| 207 | |
| 208 | UnlockPixels(GetGWorldPixMap(image)); |
| 209 | HUnlock( (**icon).iconData ) ; |
| 210 | |
| 211 | (**icon).iconMask.rowBytes = iconSize / 8 ; |
| 212 | (**icon).iconMask.bounds = frame ; |
| 213 | |
| 214 | (**icon).iconBMap.rowBytes = iconSize / 8 ; |
| 215 | (**icon).iconBMap.bounds = frame ; |
| 216 | (**icon).iconMask.baseAddr = (char*) &(**icon).iconMaskData ; |
| 217 | (**icon).iconBMap.baseAddr = (char*) &(**icon).iconMaskData + bwSize ; |
| 218 | |
| 219 | if ( mask ) |
| 220 | { |
| 221 | LockPixels(GetGWorldPixMap(mask) ) ; |
| 222 | CopyBits(GetPortBitMapForCopyBits(mask) , |
| 223 | &(**icon).iconBMap , &imageBounds , &imageBounds, srcCopy , nil ) ; |
| 224 | CopyBits(GetPortBitMapForCopyBits(mask) , |
| 225 | &(**icon).iconMask , &imageBounds , &imageBounds, srcCopy , nil ) ; |
| 226 | UnlockPixels(GetGWorldPixMap( mask ) ) ; |
| 227 | } |
| 228 | else |
| 229 | { |
| 230 | LockPixels(GetGWorldPixMap(image)); |
| 231 | CopyBits(GetPortBitMapForCopyBits(image) , |
| 232 | &(**icon).iconBMap , &imageBounds , &imageBounds, srcCopy , nil ) ; |
| 233 | CopyBits(GetPortBitMapForCopyBits(image) , |
| 234 | &(**icon).iconMask , &imageBounds , &imageBounds, srcCopy , nil ) ; |
| 235 | UnlockPixels(GetGWorldPixMap(image)); |
| 236 | } |
| 237 | |
| 238 | (**icon).iconMask.baseAddr = NULL ; |
| 239 | (**icon).iconBMap.baseAddr = NULL ; |
| 240 | (**icon).iconPMap.baseAddr = NULL ; |
| 241 | HUnlock((Handle)icon) ; |
| 242 | SetGWorld(saveWorld,saveHandle); |
| 243 | |
| 244 | return icon; |
| 245 | } |
| 246 | |
| 247 | PicHandle wxMacCreatePict(GWorldPtr wp, GWorldPtr mask) |
| 248 | { |
| 249 | CGrafPtr origPort ; |
| 250 | GDHandle origDev ; |
| 251 | |
| 252 | PicHandle pict; |
| 253 | |
| 254 | RGBColor white = { 0xffff ,0xffff , 0xffff } ; |
| 255 | RGBColor black = { 0x0000 ,0x0000 , 0x0000 } ; |
| 256 | |
| 257 | GetGWorld( &origPort , &origDev ) ; |
| 258 | |
| 259 | RgnHandle clipRgn = NULL ; |
| 260 | |
| 261 | if ( mask ) |
| 262 | { |
| 263 | clipRgn = NewRgn() ; |
| 264 | LockPixels( GetGWorldPixMap( mask ) ) ; |
| 265 | BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( mask ) ) ; |
| 266 | UnlockPixels( GetGWorldPixMap( mask ) ) ; |
| 267 | } |
| 268 | |
| 269 | SetGWorld( wp , NULL ) ; |
| 270 | Rect portRect ; |
| 271 | GetPortBounds( wp , &portRect ) ; |
| 272 | |
| 273 | pict = OpenPicture(&portRect); |
| 274 | if(pict) |
| 275 | { |
| 276 | RGBForeColor( &black ) ; |
| 277 | RGBBackColor( &white ) ; |
| 278 | |
| 279 | LockPixels( GetGWorldPixMap( wp ) ) ; |
| 280 | CopyBits(GetPortBitMapForCopyBits(wp), |
| 281 | GetPortBitMapForCopyBits(wp), |
| 282 | &portRect, |
| 283 | &portRect, |
| 284 | srcCopy,clipRgn); |
| 285 | UnlockPixels( GetGWorldPixMap( wp ) ) ; |
| 286 | ClosePicture(); |
| 287 | } |
| 288 | SetGWorld( origPort , origDev ) ; |
| 289 | return pict; |
| 290 | } |
| 291 | |
| 292 | wxBitmapRefData::wxBitmapRefData() |
| 293 | { |
| 294 | m_ok = FALSE; |
| 295 | m_width = 0; |
| 296 | m_height = 0; |
| 297 | m_depth = 0; |
| 298 | m_quality = 0; |
| 299 | m_numColors = 0; |
| 300 | m_bitmapMask = NULL; |
| 301 | m_hBitmap = NULL ; |
| 302 | m_hPict = NULL ; |
| 303 | m_hIcon = NULL ; |
| 304 | m_bitmapType = kMacBitmapTypeUnknownType ; |
| 305 | } |
| 306 | |
| 307 | // TODO move this do a public function of Bitmap Ref |
| 308 | static void DisposeBitmapRefData(wxBitmapRefData *data) |
| 309 | { |
| 310 | switch (data->m_bitmapType) |
| 311 | { |
| 312 | case kMacBitmapTypePict : |
| 313 | { |
| 314 | if ( data->m_hPict ) |
| 315 | { |
| 316 | KillPicture( MAC_WXHMETAFILE( data->m_hPict ) ) ; |
| 317 | data->m_hPict = NULL ; |
| 318 | } |
| 319 | } |
| 320 | break ; |
| 321 | case kMacBitmapTypeGrafWorld : |
| 322 | { |
| 323 | if ( data->m_hBitmap ) |
| 324 | { |
| 325 | wxMacDestroyGWorld( MAC_WXHBITMAP(data->m_hBitmap) ) ; |
| 326 | data->m_hBitmap = NULL ; |
| 327 | } |
| 328 | } |
| 329 | break ; |
| 330 | case kMacBitmapTypeIcon : |
| 331 | if ( data->m_hIcon ) |
| 332 | { |
| 333 | DisposeCIcon( MAC_WXHICON(data->m_hIcon) ) ; |
| 334 | data->m_hIcon = NULL ; |
| 335 | } |
| 336 | |
| 337 | default : |
| 338 | // unkown type ? |
| 339 | break ; |
| 340 | } |
| 341 | |
| 342 | if (data->m_bitmapMask) |
| 343 | { |
| 344 | delete data->m_bitmapMask; |
| 345 | data->m_bitmapMask = NULL; |
| 346 | } |
| 347 | } |
| 348 | |
| 349 | wxBitmapRefData::~wxBitmapRefData() |
| 350 | { |
| 351 | DisposeBitmapRefData( this ) ; |
| 352 | } |
| 353 | |
| 354 | bool wxBitmap::CopyFromIcon(const wxIcon& icon) |
| 355 | { |
| 356 | Ref(icon) ; |
| 357 | return true; |
| 358 | } |
| 359 | |
| 360 | wxBitmap::wxBitmap() |
| 361 | { |
| 362 | m_refData = NULL; |
| 363 | } |
| 364 | |
| 365 | wxBitmap::~wxBitmap() |
| 366 | { |
| 367 | } |
| 368 | |
| 369 | wxBitmap::wxBitmap(const char bits[], int the_width, int the_height, int no_bits) |
| 370 | { |
| 371 | m_refData = new wxBitmapRefData; |
| 372 | |
| 373 | M_BITMAPDATA->m_width = the_width ; |
| 374 | M_BITMAPDATA->m_height = the_height ; |
| 375 | M_BITMAPDATA->m_depth = no_bits ; |
| 376 | M_BITMAPDATA->m_numColors = 0; |
| 377 | if ( no_bits == 1 ) |
| 378 | { |
| 379 | M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ; |
| 380 | MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap) = wxMacCreateGWorld( the_width , the_height , no_bits ) ; |
| 381 | M_BITMAPDATA->m_ok = (MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap) != NULL ) ; |
| 382 | |
| 383 | CGrafPtr origPort ; |
| 384 | GDHandle origDevice ; |
| 385 | |
| 386 | GetGWorld( &origPort , &origDevice ) ; |
| 387 | SetGWorld( MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap) , NULL ) ; |
| 388 | LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap) ) ) ; |
| 389 | |
| 390 | // bits is a char array |
| 391 | |
| 392 | unsigned char* linestart = (unsigned char*) bits ; |
| 393 | int linesize = ( the_width / (sizeof(unsigned char) * 8)) ; |
| 394 | if ( the_width % (sizeof(unsigned char) * 8) ) { |
| 395 | linesize += sizeof(unsigned char); |
| 396 | } |
| 397 | |
| 398 | RGBColor colors[2] = { |
| 399 | { 0xFFFF , 0xFFFF , 0xFFFF } , |
| 400 | { 0, 0 , 0 } |
| 401 | } ; |
| 402 | |
| 403 | for ( int y = 0 ; y < the_height ; ++y , linestart += linesize ) |
| 404 | { |
| 405 | for ( int x = 0 ; x < the_width ; ++x ) |
| 406 | { |
| 407 | int index = x / 8 ; |
| 408 | int bit = x % 8 ; |
| 409 | int mask = 1 << bit ; |
| 410 | if ( linestart[index] & mask ) |
| 411 | { |
| 412 | SetCPixel( x , y , &colors[1] ) ; |
| 413 | } |
| 414 | else |
| 415 | { |
| 416 | SetCPixel( x , y , &colors[0] ) ; |
| 417 | } |
| 418 | } |
| 419 | } |
| 420 | UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap) ) ) ; |
| 421 | |
| 422 | SetGWorld( origPort , origDevice ) ; |
| 423 | } |
| 424 | else |
| 425 | { |
| 426 | wxFAIL_MSG(wxT("multicolor BITMAPs not yet implemented")); |
| 427 | } |
| 428 | } |
| 429 | |
| 430 | wxBitmap::wxBitmap(int w, int h, int d) |
| 431 | { |
| 432 | (void)Create(w, h, d); |
| 433 | } |
| 434 | |
| 435 | wxBitmap::wxBitmap(void *data, wxBitmapType type, int width, int height, int depth) |
| 436 | { |
| 437 | (void) Create(data, type, width, height, depth); |
| 438 | } |
| 439 | |
| 440 | wxBitmap::wxBitmap(const wxString& filename, wxBitmapType type) |
| 441 | { |
| 442 | LoadFile(filename, type); |
| 443 | } |
| 444 | |
| 445 | bool wxBitmap::CreateFromXpm(const char **bits) |
| 446 | { |
| 447 | wxCHECK_MSG( bits != NULL, FALSE, wxT("invalid bitmap data") ) |
| 448 | wxXPMDecoder decoder; |
| 449 | wxImage img = decoder.ReadData(bits); |
| 450 | wxCHECK_MSG( img.Ok(), FALSE, wxT("invalid bitmap data") ) |
| 451 | *this = wxBitmap(img); |
| 452 | return TRUE; |
| 453 | } |
| 454 | |
| 455 | wxBitmap::wxBitmap(const char **bits) |
| 456 | { |
| 457 | (void) CreateFromXpm(bits); |
| 458 | } |
| 459 | |
| 460 | wxBitmap::wxBitmap(char **bits) |
| 461 | { |
| 462 | (void) CreateFromXpm((const char **)bits); |
| 463 | } |
| 464 | |
| 465 | wxBitmap wxBitmap::GetSubBitmap(const wxRect &rect) const |
| 466 | { |
| 467 | wxCHECK_MSG( Ok() && |
| 468 | (rect.x >= 0) && (rect.y >= 0) && |
| 469 | (rect.x+rect.width <= GetWidth()) && |
| 470 | (rect.y+rect.height <= GetHeight()), |
| 471 | wxNullBitmap, wxT("invalid bitmap or bitmap region") ); |
| 472 | |
| 473 | |
| 474 | wxBitmap ret( rect.width, rect.height, GetDepth() ); |
| 475 | wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") ); |
| 476 | |
| 477 | GWorldPtr origPort; |
| 478 | GDHandle origDevice; |
| 479 | |
| 480 | GetGWorld( &origPort, &origDevice ); |
| 481 | |
| 482 | // Update the subbitmaps reference data |
| 483 | wxBitmapRefData *ref = (wxBitmapRefData *)ret.GetRefData(); |
| 484 | |
| 485 | ref->m_numColors = M_BITMAPDATA->m_numColors; |
| 486 | ref->m_bitmapPalette = M_BITMAPDATA->m_bitmapPalette; |
| 487 | ref->m_bitmapType = M_BITMAPDATA->m_bitmapType; |
| 488 | |
| 489 | // Copy sub region of this bitmap |
| 490 | if(M_BITMAPDATA->m_bitmapType == kMacBitmapTypePict) |
| 491 | { |
| 492 | printf("GetSubBitmap: Copy a region of a Pict structure - TODO\n"); |
| 493 | } |
| 494 | else if(M_BITMAPDATA->m_bitmapType == kMacBitmapTypeGrafWorld) |
| 495 | { |
| 496 | // Copy mask |
| 497 | if(GetMask()) |
| 498 | { |
| 499 | GWorldPtr submask, mask; |
| 500 | RGBColor color; |
| 501 | |
| 502 | mask = (GWorldPtr) GetMask()->GetMaskBitmap(); |
| 503 | submask = wxMacCreateGWorld(rect.width, rect.height, 1); |
| 504 | LockPixels(GetGWorldPixMap(mask)); |
| 505 | LockPixels(GetGWorldPixMap(submask)); |
| 506 | |
| 507 | for(int yy = 0; yy < rect.height; yy++) |
| 508 | { |
| 509 | for(int xx = 0; xx < rect.width; xx++) |
| 510 | { |
| 511 | SetGWorld(mask, NULL); |
| 512 | GetCPixel(rect.x + xx, rect.y + yy, &color); |
| 513 | SetGWorld(submask, NULL); |
| 514 | SetCPixel(xx,yy, &color); |
| 515 | } |
| 516 | } |
| 517 | UnlockPixels(GetGWorldPixMap(mask)); |
| 518 | UnlockPixels(GetGWorldPixMap(submask)); |
| 519 | ref->m_bitmapMask = new wxMask; |
| 520 | ref->m_bitmapMask->SetMaskBitmap(submask); |
| 521 | } |
| 522 | |
| 523 | // Copy bitmap |
| 524 | if(GetHBITMAP()) |
| 525 | { |
| 526 | GWorldPtr subbitmap, bitmap; |
| 527 | RGBColor color; |
| 528 | |
| 529 | bitmap = (GWorldPtr) GetHBITMAP(); |
| 530 | subbitmap = (GWorldPtr) ref->m_hBitmap ; |
| 531 | LockPixels(GetGWorldPixMap(bitmap)); |
| 532 | LockPixels(GetGWorldPixMap(subbitmap)); |
| 533 | |
| 534 | for(int yy = 0; yy < rect.height; yy++) |
| 535 | { |
| 536 | for(int xx = 0; xx < rect.width; xx++) |
| 537 | { |
| 538 | SetGWorld(bitmap, NULL); |
| 539 | GetCPixel(rect.x + xx, rect.y + yy, &color); |
| 540 | SetGWorld(subbitmap, NULL); |
| 541 | SetCPixel(xx, yy, &color); |
| 542 | } |
| 543 | } |
| 544 | UnlockPixels(GetGWorldPixMap(bitmap)); |
| 545 | UnlockPixels(GetGWorldPixMap(subbitmap)); |
| 546 | } |
| 547 | } |
| 548 | SetGWorld( origPort, origDevice ); |
| 549 | |
| 550 | return ret; |
| 551 | } |
| 552 | |
| 553 | bool wxBitmap::Create(int w, int h, int d) |
| 554 | { |
| 555 | UnRef(); |
| 556 | |
| 557 | m_refData = new wxBitmapRefData; |
| 558 | |
| 559 | M_BITMAPDATA->m_width = w; |
| 560 | M_BITMAPDATA->m_height = h; |
| 561 | M_BITMAPDATA->m_depth = d; |
| 562 | |
| 563 | M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ; |
| 564 | M_BITMAPDATA->m_hBitmap = wxMacCreateGWorld( w , h , d ) ; |
| 565 | M_BITMAPDATA->m_ok = ( M_BITMAPDATA->m_hBitmap != NULL ) ; |
| 566 | return M_BITMAPDATA->m_ok; |
| 567 | } |
| 568 | |
| 569 | int wxBitmap::GetBitmapType() const |
| 570 | { |
| 571 | wxCHECK_MSG( Ok(), kMacBitmapTypeUnknownType, wxT("invalid bitmap") ); |
| 572 | |
| 573 | return M_BITMAPDATA->m_bitmapType; |
| 574 | } |
| 575 | |
| 576 | void wxBitmap::SetHBITMAP(WXHBITMAP bmp) |
| 577 | { |
| 578 | DisposeBitmapRefData( M_BITMAPDATA ) ; |
| 579 | |
| 580 | M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ; |
| 581 | M_BITMAPDATA->m_hBitmap = bmp ; |
| 582 | M_BITMAPDATA->m_ok = ( M_BITMAPDATA->m_hBitmap != NULL ) ; |
| 583 | } |
| 584 | |
| 585 | bool wxBitmap::LoadFile(const wxString& filename, wxBitmapType type) |
| 586 | { |
| 587 | UnRef(); |
| 588 | |
| 589 | wxBitmapHandler *handler = FindHandler(type); |
| 590 | |
| 591 | if ( handler ) |
| 592 | { |
| 593 | m_refData = new wxBitmapRefData; |
| 594 | |
| 595 | return handler->LoadFile(this, filename, type, -1, -1); |
| 596 | } |
| 597 | else |
| 598 | { |
| 599 | wxImage loadimage(filename, type); |
| 600 | if (loadimage.Ok()) { |
| 601 | *this = loadimage; |
| 602 | return true; |
| 603 | } |
| 604 | } |
| 605 | wxLogWarning("no bitmap handler for type %d defined.", type); |
| 606 | return false; |
| 607 | } |
| 608 | |
| 609 | bool wxBitmap::Create(void *data, wxBitmapType type, int width, int height, int depth) |
| 610 | { |
| 611 | UnRef(); |
| 612 | |
| 613 | m_refData = new wxBitmapRefData; |
| 614 | |
| 615 | wxBitmapHandler *handler = FindHandler(type); |
| 616 | |
| 617 | if ( handler == NULL ) { |
| 618 | wxLogWarning("no bitmap handler for type %d defined.", type); |
| 619 | |
| 620 | return FALSE; |
| 621 | } |
| 622 | |
| 623 | return handler->Create(this, data, type, width, height, depth); |
| 624 | } |
| 625 | |
| 626 | wxBitmap::wxBitmap(const wxImage& image, int depth) |
| 627 | { |
| 628 | wxCHECK_RET( image.Ok(), wxT("invalid image") ) |
| 629 | wxCHECK_RET( depth == -1, wxT("invalid bitmap depth") ) |
| 630 | |
| 631 | m_refData = new wxBitmapRefData(); |
| 632 | |
| 633 | // width and height of the device-dependent bitmap |
| 634 | int width = image.GetWidth(); |
| 635 | int height = image.GetHeight(); |
| 636 | |
| 637 | // Create picture |
| 638 | |
| 639 | Create( width , height , 32 ) ; |
| 640 | |
| 641 | CGrafPtr origPort ; |
| 642 | GDHandle origDevice ; |
| 643 | |
| 644 | PixMapHandle pixMap = GetGWorldPixMap((GWorldPtr)GetHBITMAP()) ; |
| 645 | LockPixels( pixMap ); |
| 646 | |
| 647 | GetGWorld( &origPort , &origDevice ) ; |
| 648 | SetGWorld( (GWorldPtr) GetHBITMAP() , NULL ) ; |
| 649 | |
| 650 | // Render image |
| 651 | RGBColor colorRGB ; |
| 652 | |
| 653 | register unsigned char* data = image.GetData(); |
| 654 | char* destinationBase = GetPixBaseAddr( pixMap ); |
| 655 | register unsigned char* destination = (unsigned char*) destinationBase ; |
| 656 | for (int y = 0; y < height; y++) |
| 657 | { |
| 658 | for (int x = 0; x < width; x++) |
| 659 | { |
| 660 | *destination++ = 0 ; |
| 661 | *destination++ = *data++ ; |
| 662 | *destination++ = *data++ ; |
| 663 | *destination++ = *data++ ; |
| 664 | } |
| 665 | destinationBase += ((**pixMap).rowBytes & 0x7fff); |
| 666 | destination = (unsigned char*) destinationBase ; |
| 667 | } |
| 668 | if ( image.HasMask() ) |
| 669 | { |
| 670 | data = image.GetData(); |
| 671 | |
| 672 | wxColour maskcolor(image.GetMaskRed(), image.GetMaskGreen(), image.GetMaskBlue()); |
| 673 | RGBColor white = { 0xffff, 0xffff, 0xffff }; |
| 674 | RGBColor black = { 0 , 0 , 0 }; |
| 675 | wxBitmap maskBitmap ; |
| 676 | |
| 677 | maskBitmap.Create( width, height, 1); |
| 678 | LockPixels( GetGWorldPixMap( (GWorldPtr) maskBitmap.GetHBITMAP()) ); |
| 679 | SetGWorld( (GWorldPtr) maskBitmap.GetHBITMAP(), NULL); |
| 680 | |
| 681 | for (int y = 0; y < height; y++) |
| 682 | { |
| 683 | for (int x = 0; x < width; x++) |
| 684 | { |
| 685 | if ( data[0] == image.GetMaskRed() && data[1] == image.GetMaskGreen() && data[2] == image.GetMaskBlue() ) |
| 686 | { |
| 687 | SetCPixel(x,y, &white); |
| 688 | } |
| 689 | else { |
| 690 | SetCPixel(x,y, &black); |
| 691 | } |
| 692 | data += 3 ; |
| 693 | } |
| 694 | } // for height |
| 695 | SetGWorld( (GWorldPtr) GetHBITMAP(), NULL); |
| 696 | SetMask(new wxMask( maskBitmap )); |
| 697 | UnlockPixels( GetGWorldPixMap( (GWorldPtr) maskBitmap.GetHBITMAP()) ); |
| 698 | } |
| 699 | |
| 700 | UnlockPixels( GetGWorldPixMap( (GWorldPtr) GetHBITMAP()) ); |
| 701 | SetGWorld( origPort, origDevice ); |
| 702 | } |
| 703 | |
| 704 | wxImage wxBitmap::ConvertToImage() const |
| 705 | { |
| 706 | wxImage image; |
| 707 | |
| 708 | wxCHECK_MSG( Ok(), wxNullImage, wxT("invalid bitmap") ); |
| 709 | |
| 710 | // create an wxImage object |
| 711 | int width = GetWidth(); |
| 712 | int height = GetHeight(); |
| 713 | image.Create( width, height ); |
| 714 | |
| 715 | unsigned char *data = image.GetData(); |
| 716 | |
| 717 | wxCHECK_MSG( data, wxNullImage, wxT("Could not allocate data for image") ); |
| 718 | |
| 719 | GWorldPtr origPort; |
| 720 | GDHandle origDevice; |
| 721 | int index; |
| 722 | RGBColor color; |
| 723 | // background color set to RGB(16,16,16) in consistent with wxGTK |
| 724 | unsigned char mask_r=16, mask_g=16, mask_b=16; |
| 725 | SInt16 r,g,b; |
| 726 | wxMask *mask = GetMask(); |
| 727 | |
| 728 | GetGWorld( &origPort, &origDevice ); |
| 729 | LockPixels(GetGWorldPixMap( (GWorldPtr) GetHBITMAP())); |
| 730 | SetGWorld( (GWorldPtr) GetHBITMAP(), NULL); |
| 731 | |
| 732 | // Copy data into image |
| 733 | index = 0; |
| 734 | for (int yy = 0; yy < height; yy++) |
| 735 | { |
| 736 | for (int xx = 0; xx < width; xx++) |
| 737 | { |
| 738 | GetCPixel(xx,yy, &color); |
| 739 | r = ((color.red ) >> 8); |
| 740 | g = ((color.green ) >> 8); |
| 741 | b = ((color.blue ) >> 8); |
| 742 | data[index ] = r; |
| 743 | data[index + 1] = g; |
| 744 | data[index + 2] = b; |
| 745 | if (mask) |
| 746 | { |
| 747 | if (mask->PointMasked(xx,yy)) |
| 748 | { |
| 749 | data[index ] = mask_r; |
| 750 | data[index + 1] = mask_g; |
| 751 | data[index + 2] = mask_b; |
| 752 | } |
| 753 | } |
| 754 | index += 3; |
| 755 | } |
| 756 | } |
| 757 | if (mask) |
| 758 | { |
| 759 | image.SetMaskColour( mask_r, mask_g, mask_b ); |
| 760 | image.SetMask( true ); |
| 761 | } |
| 762 | |
| 763 | // Free resources |
| 764 | UnlockPixels(GetGWorldPixMap( (GWorldPtr) GetHBITMAP())); |
| 765 | SetGWorld(origPort, origDevice); |
| 766 | |
| 767 | return image; |
| 768 | } |
| 769 | |
| 770 | |
| 771 | bool wxBitmap::SaveFile(const wxString& filename, wxBitmapType type, |
| 772 | const wxPalette *palette) const |
| 773 | { |
| 774 | wxBitmapHandler *handler = FindHandler(type); |
| 775 | |
| 776 | if ( handler ) |
| 777 | { |
| 778 | return handler->SaveFile(this, filename, type, palette); |
| 779 | } |
| 780 | else |
| 781 | { |
| 782 | wxImage image = ConvertToImage(); |
| 783 | |
| 784 | return image.SaveFile(filename, type); |
| 785 | } |
| 786 | |
| 787 | wxLogWarning("no bitmap handler for type %d defined.", type); |
| 788 | return false; |
| 789 | } |
| 790 | |
| 791 | bool wxBitmap::Ok() const |
| 792 | { |
| 793 | return (M_BITMAPDATA && M_BITMAPDATA->m_ok); |
| 794 | } |
| 795 | |
| 796 | int wxBitmap::GetHeight() const |
| 797 | { |
| 798 | wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") ); |
| 799 | |
| 800 | return M_BITMAPDATA->m_height; |
| 801 | } |
| 802 | |
| 803 | int wxBitmap::GetWidth() const |
| 804 | { |
| 805 | wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") ); |
| 806 | |
| 807 | return M_BITMAPDATA->m_width; |
| 808 | } |
| 809 | |
| 810 | int wxBitmap::GetDepth() const |
| 811 | { |
| 812 | wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") ); |
| 813 | |
| 814 | return M_BITMAPDATA->m_depth; |
| 815 | } |
| 816 | |
| 817 | int wxBitmap::GetQuality() const |
| 818 | { |
| 819 | wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") ); |
| 820 | |
| 821 | return M_BITMAPDATA->m_quality; |
| 822 | } |
| 823 | |
| 824 | wxMask *wxBitmap::GetMask() const |
| 825 | { |
| 826 | wxCHECK_MSG( Ok(), (wxMask *) NULL, wxT("invalid bitmap") ); |
| 827 | |
| 828 | return M_BITMAPDATA->m_bitmapMask; |
| 829 | } |
| 830 | |
| 831 | void wxBitmap::SetWidth(int w) |
| 832 | { |
| 833 | if (!M_BITMAPDATA) |
| 834 | m_refData = new wxBitmapRefData; |
| 835 | |
| 836 | M_BITMAPDATA->m_width = w; |
| 837 | } |
| 838 | |
| 839 | void wxBitmap::SetHeight(int h) |
| 840 | { |
| 841 | if (!M_BITMAPDATA) |
| 842 | m_refData = new wxBitmapRefData; |
| 843 | |
| 844 | M_BITMAPDATA->m_height = h; |
| 845 | } |
| 846 | |
| 847 | void wxBitmap::SetDepth(int d) |
| 848 | { |
| 849 | if (!M_BITMAPDATA) |
| 850 | m_refData = new wxBitmapRefData; |
| 851 | |
| 852 | M_BITMAPDATA->m_depth = d; |
| 853 | } |
| 854 | |
| 855 | void wxBitmap::SetQuality(int q) |
| 856 | { |
| 857 | if (!M_BITMAPDATA) |
| 858 | m_refData = new wxBitmapRefData; |
| 859 | |
| 860 | M_BITMAPDATA->m_quality = q; |
| 861 | } |
| 862 | |
| 863 | void wxBitmap::SetOk(bool isOk) |
| 864 | { |
| 865 | if (!M_BITMAPDATA) |
| 866 | m_refData = new wxBitmapRefData; |
| 867 | |
| 868 | M_BITMAPDATA->m_ok = isOk; |
| 869 | } |
| 870 | |
| 871 | wxPalette *wxBitmap::GetPalette() const |
| 872 | { |
| 873 | wxCHECK_MSG( Ok(), NULL, wxT("Invalid bitmap GetPalette()") ); |
| 874 | |
| 875 | return &M_BITMAPDATA->m_bitmapPalette; |
| 876 | } |
| 877 | |
| 878 | void wxBitmap::SetPalette(const wxPalette& palette) |
| 879 | { |
| 880 | if (!M_BITMAPDATA) |
| 881 | m_refData = new wxBitmapRefData; |
| 882 | |
| 883 | M_BITMAPDATA->m_bitmapPalette = palette ; |
| 884 | } |
| 885 | |
| 886 | void wxBitmap::SetMask(wxMask *mask) |
| 887 | { |
| 888 | if (!M_BITMAPDATA) |
| 889 | m_refData = new wxBitmapRefData; |
| 890 | |
| 891 | // Remove existing mask if there is one. |
| 892 | if (M_BITMAPDATA->m_bitmapMask) |
| 893 | delete M_BITMAPDATA->m_bitmapMask; |
| 894 | |
| 895 | M_BITMAPDATA->m_bitmapMask = mask ; |
| 896 | } |
| 897 | |
| 898 | WXHBITMAP wxBitmap::GetHBITMAP() const |
| 899 | { |
| 900 | wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") ); |
| 901 | |
| 902 | return MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap); |
| 903 | } |
| 904 | |
| 905 | WXHMETAFILE wxBitmap::GetPict() const |
| 906 | { |
| 907 | wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") ); |
| 908 | |
| 909 | PicHandle picture; // This is the returned picture |
| 910 | |
| 911 | // If bitmap already in Pict format return pointer |
| 912 | if(M_BITMAPDATA->m_bitmapType == kMacBitmapTypePict) { |
| 913 | return M_BITMAPDATA->m_hPict; |
| 914 | } |
| 915 | else if(M_BITMAPDATA->m_bitmapType != kMacBitmapTypeGrafWorld) { |
| 916 | // Invalid bitmap |
| 917 | return NULL; |
| 918 | } |
| 919 | |
| 920 | RGBColor gray = { 0xCCCC ,0xCCCC , 0xCCCC } ; |
| 921 | RGBColor white = { 0xffff ,0xffff , 0xffff } ; |
| 922 | RGBColor black = { 0x0000 ,0x0000 , 0x0000 } ; |
| 923 | CGrafPtr origPort; |
| 924 | GDHandle origDev ; |
| 925 | wxMask *mask; |
| 926 | Rect portRect ; |
| 927 | |
| 928 | GetPortBounds( (GWorldPtr) GetHBITMAP() , &portRect ) ; |
| 929 | int width = portRect.right - portRect.left ; |
| 930 | int height = portRect.bottom - portRect.top ; |
| 931 | |
| 932 | LockPixels( GetGWorldPixMap( (GWorldPtr) GetHBITMAP() ) ) ; |
| 933 | GetGWorld( &origPort , &origDev ) ; |
| 934 | |
| 935 | mask = GetMask(); |
| 936 | |
| 937 | SetGWorld( (GWorldPtr) GetHBITMAP() , NULL ) ; |
| 938 | |
| 939 | picture = OpenPicture(&portRect); // open a picture, this disables drawing |
| 940 | if(!picture) { |
| 941 | return NULL; |
| 942 | } |
| 943 | |
| 944 | if( mask ) |
| 945 | { |
| 946 | #ifdef __DARWIN__ |
| 947 | RGBColor trans = white; |
| 948 | #else |
| 949 | RGBBackColor( &gray ); |
| 950 | EraseRect( &portRect ); |
| 951 | RGBColor trans = gray; |
| 952 | #endif |
| 953 | RGBForeColor( &black ) ; |
| 954 | RGBBackColor( &white ) ; |
| 955 | PenMode(transparent); |
| 956 | |
| 957 | for ( int y = 0 ; y < height ; ++y ) |
| 958 | { |
| 959 | for( int x = 0 ; x < width ; ++x ) |
| 960 | { |
| 961 | if ( !mask->PointMasked(x,y) ) |
| 962 | { |
| 963 | RGBColor col ; |
| 964 | |
| 965 | GetCPixel( x + portRect.left , y + portRect.top , &col ) ; |
| 966 | SetCPixel( x + portRect.left , y + portRect.top , &col ) ; |
| 967 | } |
| 968 | else { |
| 969 | // With transparency this sets a blank pixel |
| 970 | SetCPixel( x + portRect.left , y + portRect.top , &trans); |
| 971 | } |
| 972 | } |
| 973 | } |
| 974 | } |
| 975 | else |
| 976 | { |
| 977 | RGBBackColor( &gray ) ; |
| 978 | EraseRect(&portRect); |
| 979 | RGBForeColor( &black ) ; |
| 980 | RGBBackColor( &white ) ; |
| 981 | |
| 982 | CopyBits(GetPortBitMapForCopyBits( (GWorldPtr) GetHBITMAP()), |
| 983 | // src PixMap - we copy image over itself - |
| 984 | GetPortBitMapForCopyBits( (GWorldPtr) GetHBITMAP()), |
| 985 | // dst PixMap - no drawing occurs |
| 986 | &portRect, // srcRect - it will be recorded and compressed - |
| 987 | &portRect, // dstRect - into the picture that is open - |
| 988 | srcCopy,NULL); // copyMode and no clip region |
| 989 | } |
| 990 | ClosePicture(); // We are done recording the picture |
| 991 | UnlockPixels( GetGWorldPixMap( (GWorldPtr) GetHBITMAP() ) ) ; |
| 992 | SetGWorld( origPort , origDev ) ; |
| 993 | |
| 994 | return picture; // return our groovy pict handle |
| 995 | } |
| 996 | |
| 997 | /* |
| 998 | * wxMask |
| 999 | */ |
| 1000 | |
| 1001 | wxMask::wxMask() |
| 1002 | { |
| 1003 | m_maskBitmap = 0; |
| 1004 | } |
| 1005 | |
| 1006 | // Construct a mask from a bitmap and a colour indicating |
| 1007 | // the transparent area |
| 1008 | wxMask::wxMask(const wxBitmap& bitmap, const wxColour& colour) |
| 1009 | { |
| 1010 | m_maskBitmap = 0; |
| 1011 | Create(bitmap, colour); |
| 1012 | } |
| 1013 | |
| 1014 | // Construct a mask from a bitmap and a palette index indicating |
| 1015 | // the transparent area |
| 1016 | wxMask::wxMask(const wxBitmap& bitmap, int paletteIndex) |
| 1017 | { |
| 1018 | m_maskBitmap = 0; |
| 1019 | Create(bitmap, paletteIndex); |
| 1020 | } |
| 1021 | |
| 1022 | // Construct a mask from a mono bitmap (copies the bitmap). |
| 1023 | wxMask::wxMask(const wxBitmap& bitmap) |
| 1024 | { |
| 1025 | m_maskBitmap = 0; |
| 1026 | Create(bitmap); |
| 1027 | } |
| 1028 | |
| 1029 | wxMask::~wxMask() |
| 1030 | { |
| 1031 | if ( m_maskBitmap ) |
| 1032 | { |
| 1033 | wxMacDestroyGWorld( (GWorldPtr) m_maskBitmap ) ; |
| 1034 | m_maskBitmap = NULL ; |
| 1035 | } |
| 1036 | } |
| 1037 | |
| 1038 | // Create a mask from a mono bitmap (copies the bitmap). |
| 1039 | bool wxMask::Create(const wxBitmap& bitmap) |
| 1040 | { |
| 1041 | if ( m_maskBitmap ) |
| 1042 | { |
| 1043 | wxMacDestroyGWorld( (GWorldPtr) m_maskBitmap ) ; |
| 1044 | m_maskBitmap = NULL ; |
| 1045 | } |
| 1046 | wxCHECK_MSG( bitmap.GetBitmapType() == kMacBitmapTypeGrafWorld, false, |
| 1047 | wxT("Cannot create mask from this bitmap type (TODO)")); |
| 1048 | // other types would require a temporary bitmap. not yet implemented |
| 1049 | |
| 1050 | wxCHECK_MSG( bitmap.Ok(), false, wxT("Invalid bitmap")); |
| 1051 | |
| 1052 | wxCHECK_MSG(bitmap.GetDepth() == 1, false, |
| 1053 | wxT("Cannot create mask from colour bitmap")); |
| 1054 | |
| 1055 | m_maskBitmap = wxMacCreateGWorld(bitmap.GetWidth(), bitmap.GetHeight(), 1); |
| 1056 | Rect rect = { 0,0, bitmap.GetHeight(), bitmap.GetWidth() }; |
| 1057 | |
| 1058 | LockPixels( GetGWorldPixMap( (GWorldPtr) m_maskBitmap) ); |
| 1059 | LockPixels( GetGWorldPixMap( (GWorldPtr) bitmap.GetHBITMAP()) ); |
| 1060 | CopyBits(GetPortBitMapForCopyBits( (GWorldPtr) bitmap.GetHBITMAP()), |
| 1061 | GetPortBitMapForCopyBits( (GWorldPtr) m_maskBitmap), |
| 1062 | &rect, &rect, srcCopy, 0); |
| 1063 | UnlockPixels( GetGWorldPixMap( (GWorldPtr) m_maskBitmap) ); |
| 1064 | UnlockPixels( GetGWorldPixMap( (GWorldPtr) bitmap.GetHBITMAP()) ); |
| 1065 | |
| 1066 | return FALSE; |
| 1067 | } |
| 1068 | |
| 1069 | // Create a mask from a bitmap and a palette index indicating |
| 1070 | // the transparent area |
| 1071 | bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex) |
| 1072 | { |
| 1073 | // TODO |
| 1074 | wxCHECK_MSG( 0, false, wxT("Not implemented")); |
| 1075 | return FALSE; |
| 1076 | } |
| 1077 | |
| 1078 | // Create a mask from a bitmap and a colour indicating |
| 1079 | // the transparent area |
| 1080 | bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour) |
| 1081 | { |
| 1082 | if ( m_maskBitmap ) |
| 1083 | { |
| 1084 | wxMacDestroyGWorld( (GWorldPtr) m_maskBitmap ) ; |
| 1085 | m_maskBitmap = NULL ; |
| 1086 | } |
| 1087 | wxCHECK_MSG( bitmap.GetBitmapType() == kMacBitmapTypeGrafWorld, false, |
| 1088 | wxT("Cannot create mask from this bitmap type (TODO)")); |
| 1089 | // other types would require a temporary bitmap. not yet implemented |
| 1090 | |
| 1091 | wxCHECK_MSG( bitmap.Ok(), false, wxT("Illigal bitmap")); |
| 1092 | |
| 1093 | m_maskBitmap = wxMacCreateGWorld( bitmap.GetWidth() , bitmap.GetHeight() , 1 ); |
| 1094 | LockPixels( GetGWorldPixMap( (GWorldPtr) m_maskBitmap ) ); |
| 1095 | LockPixels( GetGWorldPixMap( (GWorldPtr) bitmap.GetHBITMAP() ) ); |
| 1096 | RGBColor maskColor = MAC_WXCOLORREF(colour.GetPixel()); |
| 1097 | |
| 1098 | // this is not very efficient, but I can't think |
| 1099 | // of a better way of doing it |
| 1100 | CGrafPtr origPort ; |
| 1101 | GDHandle origDevice ; |
| 1102 | RGBColor col; |
| 1103 | RGBColor colors[2] = { |
| 1104 | { 0xFFFF, 0xFFFF, 0xFFFF }, |
| 1105 | { 0, 0, 0 }}; |
| 1106 | |
| 1107 | GetGWorld( &origPort , &origDevice ) ; |
| 1108 | for (int w = 0; w < bitmap.GetWidth(); w++) |
| 1109 | { |
| 1110 | for (int h = 0; h < bitmap.GetHeight(); h++) |
| 1111 | { |
| 1112 | SetGWorld( (GWorldPtr) bitmap.GetHBITMAP(), NULL ) ; |
| 1113 | GetCPixel( w , h , &col ) ; |
| 1114 | SetGWorld( (GWorldPtr) m_maskBitmap , NULL ) ; |
| 1115 | if (col.red == maskColor.red && col.green == maskColor.green && col.blue == maskColor.blue) |
| 1116 | { |
| 1117 | SetCPixel( w , h , &colors[0] ) ; |
| 1118 | } |
| 1119 | else |
| 1120 | { |
| 1121 | SetCPixel( w , h , &colors[1] ) ; |
| 1122 | } |
| 1123 | } |
| 1124 | } |
| 1125 | UnlockPixels( GetGWorldPixMap( (CGrafPtr) m_maskBitmap ) ) ; |
| 1126 | UnlockPixels( GetGWorldPixMap( (GWorldPtr) bitmap.GetHBITMAP() ) ) ; |
| 1127 | SetGWorld( origPort , origDevice ) ; |
| 1128 | |
| 1129 | return TRUE; |
| 1130 | } |
| 1131 | |
| 1132 | bool wxMask::PointMasked(int x, int y) |
| 1133 | { |
| 1134 | GWorldPtr origPort; |
| 1135 | GDHandle origDevice; |
| 1136 | RGBColor color; |
| 1137 | bool masked = true; |
| 1138 | |
| 1139 | GetGWorld( &origPort, &origDevice); |
| 1140 | |
| 1141 | //Set port to mask and see if it masked (1) or not ( 0 ) |
| 1142 | SetGWorld( (GWorldPtr) m_maskBitmap, NULL); |
| 1143 | LockPixels(GetGWorldPixMap( (GWorldPtr) m_maskBitmap)); |
| 1144 | GetCPixel(x,y, &color); |
| 1145 | masked = !(color.red == 0 && color.green == 0 && color.blue == 0); |
| 1146 | UnlockPixels(GetGWorldPixMap( (GWorldPtr) m_maskBitmap)); |
| 1147 | |
| 1148 | SetGWorld( origPort, origDevice); |
| 1149 | |
| 1150 | return masked; |
| 1151 | } |
| 1152 | |
| 1153 | /* |
| 1154 | * wxBitmapHandler |
| 1155 | */ |
| 1156 | |
| 1157 | bool wxBitmapHandler::Create(wxBitmap *bitmap, void *data, long type, int width, int height, int depth) |
| 1158 | { |
| 1159 | return FALSE; |
| 1160 | } |
| 1161 | |
| 1162 | bool wxBitmapHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags, |
| 1163 | int desiredWidth, int desiredHeight) |
| 1164 | { |
| 1165 | return FALSE; |
| 1166 | } |
| 1167 | |
| 1168 | bool wxBitmapHandler::SaveFile(const wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette) |
| 1169 | { |
| 1170 | return FALSE; |
| 1171 | } |
| 1172 | |
| 1173 | /* |
| 1174 | * Standard handlers |
| 1175 | */ |
| 1176 | |
| 1177 | class WXDLLEXPORT wxPICTResourceHandler: public wxBitmapHandler |
| 1178 | { |
| 1179 | DECLARE_DYNAMIC_CLASS(wxPICTResourceHandler) |
| 1180 | public: |
| 1181 | inline wxPICTResourceHandler() |
| 1182 | { |
| 1183 | m_name = "Macintosh Pict resource"; |
| 1184 | m_extension = ""; |
| 1185 | m_type = wxBITMAP_TYPE_PICT_RESOURCE; |
| 1186 | }; |
| 1187 | |
| 1188 | virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags, |
| 1189 | int desiredWidth, int desiredHeight); |
| 1190 | }; |
| 1191 | IMPLEMENT_DYNAMIC_CLASS(wxPICTResourceHandler, wxBitmapHandler) |
| 1192 | |
| 1193 | bool wxPICTResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags, |
| 1194 | int desiredWidth, int desiredHeight) |
| 1195 | { |
| 1196 | Str255 theName ; |
| 1197 | |
| 1198 | #if TARGET_CARBON |
| 1199 | c2pstrcpy( (StringPtr) theName , name ) ; |
| 1200 | #else |
| 1201 | strcpy( (char *) theName , name ) ; |
| 1202 | c2pstr( (char *)theName ) ; |
| 1203 | #endif |
| 1204 | |
| 1205 | PicHandle thePict = (PicHandle ) GetNamedResource( 'PICT' , theName ) ; |
| 1206 | if ( thePict ) |
| 1207 | { |
| 1208 | PictInfo theInfo ; |
| 1209 | |
| 1210 | GetPictInfo( thePict , &theInfo , 0 , 0 , systemMethod , 0 ) ; |
| 1211 | DetachResource( (Handle) thePict ) ; |
| 1212 | M_BITMAPHANDLERDATA->m_bitmapType = kMacBitmapTypePict ; |
| 1213 | M_BITMAPHANDLERDATA->m_hPict = thePict ; |
| 1214 | M_BITMAPHANDLERDATA->m_width = theInfo.sourceRect.right - theInfo.sourceRect.left ; |
| 1215 | M_BITMAPHANDLERDATA->m_height = theInfo.sourceRect.bottom - theInfo.sourceRect.top ; |
| 1216 | |
| 1217 | M_BITMAPHANDLERDATA->m_depth = theInfo.depth ; |
| 1218 | M_BITMAPHANDLERDATA->m_ok = true ; |
| 1219 | M_BITMAPHANDLERDATA->m_numColors = theInfo.uniqueColors ; |
| 1220 | // M_BITMAPHANDLERDATA->m_bitmapPalette; |
| 1221 | // M_BITMAPHANDLERDATA->m_quality; |
| 1222 | return TRUE ; |
| 1223 | } |
| 1224 | return FALSE ; |
| 1225 | } |
| 1226 | |
| 1227 | void wxBitmap::InitStandardHandlers() |
| 1228 | { |
| 1229 | AddHandler(new wxPICTResourceHandler) ; |
| 1230 | AddHandler(new wxICONResourceHandler) ; |
| 1231 | } |