src/mac/bitmap.cpp

   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/wx.h"
  17 #include "wx/setup.h"
  18 #include "wx/utils.h"
  19 #include "wx/palette.h"
  20 #include "wx/bitmap.h"
  21 #include "wx/icon.h"
  22 #include "wx/log.h"
  23 #include "wx/image.h"
  24 #include "wx/xpmdecod.h"
  25
  26 extern "C"
  27 {
  28 #ifdef OBSOLETE_XPM_DATA_HANDLER
  29   #include "xpm.h"
  30 #endif
  31 } ;
  32
  33 #if !USE_SHARED_LIBRARIES
  34 IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject)
  35 IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject)
  36 #endif
  37
  38 #ifdef __UNIX__
  39     #include <ApplicationServices/ApplicationServices.h>
  40 #else
  41     #include <PictUtils.h>
  42 #endif
  43
  44 #include "wx/mac/uma.h"
  45
  46 CTabHandle wxMacCreateColorTable( int numColors )
  47 {
  48         CTabHandle newColors; /* Handle to the new color table */
  49
  50         /* Allocate memory for the color table */
  51         newColors = (CTabHandle)NewHandleClear( sizeof (ColorTable) +
  52         sizeof (ColorSpec) * (numColors - 1) );
  53         if (newColors != nil)
  54         {
  55                 /* Initialize the fields */
  56                 (**newColors).ctSeed = GetCTSeed();
  57                 (**newColors).ctFlags = 0;
  58                 (**newColors).ctSize = numColors - 1;
  59                 /* Initialize the table of colors */
  60         }
  61         return newColors ;
  62 }
  63
  64 void wxMacDestroyColorTable( CTabHandle colors )
  65 {
  66         DisposeHandle( (Handle) colors ) ;
  67 }
  68
  69 void wxMacSetColorTableEntry( CTabHandle newColors , int index , int red , int green ,  int blue )
  70 {
  71         (**newColors).ctTable[index].value = index;
  72         (**newColors).ctTable[index].rgb.red = 0 ;// someRedValue;
  73         (**newColors).ctTable[index].rgb.green = 0 ; // someGreenValue;
  74         (**newColors).ctTable[index].rgb.blue = 0 ; // someBlueValue;
  75 }
  76
  77 GWorldPtr wxMacCreateGWorld( int width , int height , int depth )
  78 {
  79         OSErr err = noErr ;
  80         GWorldPtr port ;
  81         Rect rect = { 0 , 0 , height , width } ;
  82
  83         if ( depth < 0 )
  84         {
  85                 depth = wxDisplayDepth() ;
  86         }
  87
  88         err = NewGWorld( &port , depth , &rect , NULL , NULL , 0 ) ;
  89         if ( err == noErr )
  90         {
  91                 return port ;
  92         }
  93         return NULL ;
  94 }
  95
  96 void wxMacDestroyGWorld( GWorldPtr gw )
  97 {
  98         if ( gw )
  99                 DisposeGWorld( gw ) ;
 100 }
 101
 102 PicHandle wxMacCreatePict(GWorldPtr wp, GWorldPtr mask)
 103 {
 104    CGrafPtr    origPort ;
 105    GDHandle    origDev ;
 106
 107    PicHandle      pict;          // this is the Picture we give back
 108
 109    RGBColor    gray = { 0xCCCC ,0xCCCC , 0xCCCC } ;
 110    RGBColor    white = { 0xffff ,0xffff , 0xffff } ;
 111    RGBColor    black = { 0x0000 ,0x0000 , 0x0000 } ;
 112
 113    unsigned char *maskimage = NULL ;
 114    Rect portRect ;
 115    GetPortBounds( wp , &portRect ) ;
 116    int width = portRect.right - portRect.left ;
 117    int height = portRect.bottom - portRect.top ;
 118
 119    LockPixels( GetGWorldPixMap( wp ) ) ;
 120    GetGWorld( &origPort , &origDev ) ;
 121
 122    if ( mask )
 123    {
 124       maskimage = (unsigned char*) malloc( width * height ) ;
 125       SetGWorld( mask , NULL ) ;
 126       LockPixels( GetGWorldPixMap( mask ) ) ;
 127       for ( int y = 0 ; y < height ; y++ )
 128       {
 129          for( int x = 0 ; x < width ; x++ )
 130          {
 131             RGBColor col ;
 132
 133             GetCPixel( x + portRect.left , y + portRect.top , &col ) ;
 134             maskimage[y*width + x] = ( col.red == 0 ) ; // for monochrome masks
 135          }
 136       }
 137       UnlockPixels( GetGWorldPixMap( mask ) ) ;
 138    }
 139
 140    SetGWorld( wp , NULL ) ;
 141
 142    pict = OpenPicture(&portRect);   // open a picture, this disables drawing
 143    if(!pict)
 144       return NULL;
 145
 146    if ( maskimage )
 147    {
 148       RGBForeColor( &black ) ;
 149       RGBBackColor( &white ) ;
 150       PenMode(transparent);
 151
 152       for ( int y = 0 ; y < height ; ++y )
 153       {
 154          for( int x = 0 ; x < width ; ++x )
 155          {
 156             if ( maskimage[y*width + x] )
 157             {
 158                RGBColor col ;
 159
 160                GetCPixel( x + portRect.left , y + portRect.top , &col ) ;
 161                SetCPixel( x + portRect.left , y + portRect.top , &col ) ;
 162             }
 163             else {
 164                 // With transparency set this sets a blank pixel not a white one
 165                 SetCPixel( x + portRect.left , y + portRect.top , &white);
 166             }
 167          }
 168       }
 169       free( maskimage ) ;
 170       maskimage = NULL ;
 171    }
 172    else
 173    {
 174       RGBBackColor( &gray ) ;
 175       EraseRect(&portRect);
 176       RGBForeColor( &black ) ;
 177       RGBBackColor( &white ) ;
 178
 179       CopyBits(GetPortBitMapForCopyBits(wp), /* src PixMap - we copy image over
 180                                               * itself - */
 181                GetPortBitMapForCopyBits(wp), //  dst PixMap - no drawing occurs
 182                &portRect,    // srcRect - it will be recorded and compressed -
 183                &portRect,    // dstRect - into the picture that is open -
 184                srcCopy,NULL); // copyMode and no clip region
 185    }
 186    ClosePicture();                  // We are done recording the picture
 187    UnlockPixels( GetGWorldPixMap( wp ) ) ;
 188    SetGWorld( origPort , origDev ) ;
 189
 190    return pict;                  // return our groovy pict handle
 191 }
 192
 193 wxBitmapRefData::wxBitmapRefData()
 194 {
 195     m_ok = FALSE;
 196     m_width = 0;
 197     m_height = 0;
 198     m_depth = 0;
 199     m_quality = 0;
 200     m_numColors = 0;
 201     m_bitmapMask = NULL;
 202     m_hBitmap = NULL ;
 203     m_hPict = NULL ;
 204     m_bitmapType = kMacBitmapTypeUnknownType ;
 205 }
 206
 207 wxBitmapRefData::~wxBitmapRefData()
 208 {
 209         switch (m_bitmapType)
 210         {
 211                 case kMacBitmapTypePict :
 212                         {
 213                                 if ( m_hPict )
 214                                 {
 215                                         KillPicture( m_hPict ) ;
 216                                         m_hPict = NULL ;
 217                                 }
 218                         }
 219                         break ;
 220                 case kMacBitmapTypeGrafWorld :
 221                         {
 222                                 if ( m_hBitmap )
 223                                 {
 224                                         wxMacDestroyGWorld( m_hBitmap ) ;
 225                                         m_hBitmap = NULL ;
 226                                 }
 227                         }
 228                         break ;
 229                 default :
 230                         // unkown type ?
 231                         break ;
 232         }
 233
 234   if (m_bitmapMask)
 235   {
 236     delete m_bitmapMask;
 237     m_bitmapMask = NULL;
 238   }
 239 }
 240
 241 wxList wxBitmap::sm_handlers;
 242
 243 wxBitmap::wxBitmap()
 244 {
 245     m_refData = NULL;
 246
 247     if ( wxTheBitmapList )
 248         wxTheBitmapList->AddBitmap(this);
 249 }
 250
 251 wxBitmap::~wxBitmap()
 252 {
 253     if (wxTheBitmapList)
 254         wxTheBitmapList->DeleteObject(this);
 255 }
 256
 257 wxBitmap::wxBitmap(const char bits[], int the_width, int the_height, int no_bits)
 258 {
 259     m_refData = new wxBitmapRefData;
 260
 261     M_BITMAPDATA->m_width = the_width ;
 262     M_BITMAPDATA->m_height = the_height ;
 263     M_BITMAPDATA->m_depth = no_bits ;
 264     M_BITMAPDATA->m_numColors = 0;
 265     if ( no_bits == 1 )
 266     {
 267         M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ;
 268         M_BITMAPDATA->m_hBitmap = wxMacCreateGWorld( the_width , the_height , no_bits ) ;
 269         M_BITMAPDATA->m_ok = (M_BITMAPDATA->m_hBitmap != NULL ) ;
 270
 271         CGrafPtr        origPort ;
 272         GDHandle        origDevice ;
 273
 274         GetGWorld( &origPort , &origDevice ) ;
 275         SetGWorld( M_BITMAPDATA->m_hBitmap , NULL ) ;
 276         LockPixels( GetGWorldPixMap( M_BITMAPDATA->m_hBitmap ) ) ;
 277
 278         // bits is a char array
 279
 280         unsigned char* linestart = (unsigned char*) bits ;
 281         int linesize = ( the_width / (sizeof(unsigned char) * 8)) ;
 282         if ( the_width % (sizeof(unsigned char) * 8) ) {
 283             linesize += sizeof(unsigned char);
 284         }
 285
 286         RGBColor colors[2] = {
 287             { 0xFFFF , 0xFFFF , 0xFFFF } ,
 288             { 0, 0 , 0 }
 289         } ;
 290
 291         for ( int y = 0 ; y < the_height ; ++y , linestart += linesize )
 292         {
 293             for ( int x = 0 ; x < the_width ; ++x )
 294             {
 295                 int index = x / 8 ;
 296                 int bit = x % 8 ;
 297                 int mask = 1 << bit ;
 298                 if ( linestart[index] & mask )
 299                 {
 300                     SetCPixel( x , y , &colors[1] ) ;
 301                 }
 302                 else
 303                 {
 304                     SetCPixel( x , y , &colors[0] ) ;
 305                 }
 306             }
 307         }
 308         UnlockPixels( GetGWorldPixMap( M_BITMAPDATA->m_hBitmap ) ) ;
 309
 310         SetGWorld( origPort , origDevice ) ;
 311     }
 312     else
 313     {
 314         wxFAIL_MSG(wxT("multicolor BITMAPs not yet implemented"));
 315     }
 316
 317     if ( wxTheBitmapList ) {
 318         wxTheBitmapList->AddBitmap(this);
 319     }
 320 }
 321
 322 wxBitmap::wxBitmap(int w, int h, int d)
 323 {
 324     (void)Create(w, h, d);
 325
 326     if ( wxTheBitmapList )
 327         wxTheBitmapList->AddBitmap(this);
 328 }
 329
 330 wxBitmap::wxBitmap(void *data, long type, int width, int height, int depth)
 331 {
 332     (void) Create(data, type, width, height, depth);
 333
 334     if ( wxTheBitmapList )
 335         wxTheBitmapList->AddBitmap(this);
 336 }
 337
 338 wxBitmap::wxBitmap(const wxString& filename, long type)
 339 {
 340     LoadFile(filename, (int)type);
 341
 342     if ( wxTheBitmapList )
 343         wxTheBitmapList->AddBitmap(this);
 344 }
 345
 346 bool wxBitmap::CreateFromXpm(const char **bits)
 347 {
 348     wxCHECK_MSG( bits != NULL, FALSE, wxT("invalid bitmap data") )
 349     wxXPMDecoder decoder;
 350     wxImage img = decoder.ReadData(bits);
 351     wxCHECK_MSG( img.Ok(), FALSE, wxT("invalid bitmap data") )
 352     *this = wxBitmap(img);
 353     if ( wxTheBitmapList ) wxTheBitmapList->AddBitmap(this);
 354     return TRUE;
 355 }
 356
 357 wxBitmap::wxBitmap(const char **bits)
 358 {
 359 #ifdef OBSOLETE_XPM_DATA_HANDLER
 360     (void) Create((void *)bits, wxBITMAP_TYPE_XPM_DATA, 0, 0, 0);
 361 #else
 362     (void) CreateFromXpm(bits);
 363 #endif
 364 }
 365
 366 wxBitmap::wxBitmap(char **bits)
 367 {
 368 #ifdef OBSOLETE_XPM_DATA_HANDLER
 369     (void) Create((void *)bits, wxBITMAP_TYPE_XPM_DATA, 0, 0, 0);
 370 #else
 371     (void) CreateFromXpm((const char **)bits);
 372 #endif
 373 }
 374
 375 wxBitmap wxBitmap::GetSubBitmap(const wxRect &rect) const
 376 {
 377    wxCHECK_MSG( Ok() &&
 378                 (rect.x >= 0) && (rect.y >= 0) &&
 379                 (rect.x+rect.width <= GetWidth()) &&
 380                 (rect.y+rect.height <= GetHeight()),
 381                 wxNullBitmap, wxT("invalid bitmap or bitmap region") );
 382
 383
 384    wxBitmap ret( rect.width, rect.height, GetDepth() );
 385    wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") );
 386
 387    WXHBITMAP origPort;
 388    GDHandle  origDevice;
 389
 390    GetGWorld( &origPort, &origDevice );
 391
 392    // Update the subbitmaps reference data
 393    wxBitmapRefData *ref = (wxBitmapRefData *)ret.GetRefData();
 394
 395    ref->m_numColors     = M_BITMAPDATA->m_numColors;
 396    ref->m_bitmapPalette = M_BITMAPDATA->m_bitmapPalette;
 397    ref->m_bitmapType    = M_BITMAPDATA->m_bitmapType;
 398
 399    // Copy sub region of this bitmap
 400    if(M_BITMAPDATA->m_bitmapType == kMacBitmapTypePict)
 401    {
 402        printf("GetSubBitmap:  Copy a region of a Pict structure - TODO\n");
 403    }
 404    else if(M_BITMAPDATA->m_bitmapType == kMacBitmapTypeGrafWorld)
 405    {
 406        // Copy mask
 407        if(GetMask())
 408        {
 409            WXHBITMAP submask, mask;
 410            RGBColor  color;
 411
 412            mask = GetMask()->GetMaskBitmap();
 413            submask = wxMacCreateGWorld(rect.width, rect.height, 1);
 414            LockPixels(GetGWorldPixMap(mask));
 415            LockPixels(GetGWorldPixMap(submask));
 416
 417            for(int yy = 0; yy < rect.height; yy++)
 418            {
 419                for(int xx = 0; xx < rect.width; xx++)
 420                {
 421                    SetGWorld(mask, NULL);
 422                    GetCPixel(rect.x + xx, rect.y + yy, &color);
 423                    SetGWorld(submask, NULL);
 424                    SetCPixel(xx,yy, &color);
 425                }
 426            }
 427            UnlockPixels(GetGWorldPixMap(mask));
 428            UnlockPixels(GetGWorldPixMap(submask));
 429            ref->m_bitmapMask = new wxMask;
 430            ref->m_bitmapMask->SetMaskBitmap(submask);
 431        }
 432
 433        // Copy bitmap
 434        if(GetHBITMAP())
 435        {
 436            WXHBITMAP subbitmap, bitmap;
 437            RGBColor  color;
 438
 439            bitmap = GetHBITMAP();
 440            subbitmap = wxMacCreateGWorld(rect.width, rect.height, GetDepth());
 441            LockPixels(GetGWorldPixMap(bitmap));
 442            LockPixels(GetGWorldPixMap(subbitmap));
 443
 444            for(int yy = 0; yy < rect.height; yy++)
 445            {
 446                for(int xx = 0; xx < rect.width; xx++)
 447                {
 448                    SetGWorld(bitmap, NULL);
 449                    GetCPixel(rect.x + xx, rect.y + yy, &color);
 450                    SetGWorld(subbitmap, NULL);
 451                    SetCPixel(xx, yy, &color);
 452                }
 453            }
 454            UnlockPixels(GetGWorldPixMap(bitmap));
 455            UnlockPixels(GetGWorldPixMap(subbitmap));
 456            ret.SetHBITMAP(subbitmap);
 457        }
 458    }
 459    SetGWorld( origPort, origDevice );
 460
 461    return ret;
 462 }
 463
 464 bool wxBitmap::Create(int w, int h, int d)
 465 {
 466     UnRef();
 467
 468     m_refData = new wxBitmapRefData;
 469
 470     M_BITMAPDATA->m_width = w;
 471     M_BITMAPDATA->m_height = h;
 472     M_BITMAPDATA->m_depth = d;
 473
 474     M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ;
 475     M_BITMAPDATA->m_hBitmap = wxMacCreateGWorld( w , h , d ) ;
 476                 M_BITMAPDATA->m_ok = (M_BITMAPDATA->m_hBitmap != NULL ) ;
 477     return M_BITMAPDATA->m_ok;
 478 }
 479
 480 int wxBitmap::GetBitmapType() const
 481 {
 482    wxCHECK_MSG( Ok(), kMacBitmapTypeUnknownType, wxT("invalid bitmap") );
 483
 484    return M_BITMAPDATA->m_bitmapType;
 485 }
 486
 487 void wxBitmap::SetHBITMAP(WXHBITMAP bmp)
 488 {
 489     M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ;
 490     M_BITMAPDATA->m_hBitmap = bmp ;
 491                 M_BITMAPDATA->m_ok = (M_BITMAPDATA->m_hBitmap != NULL ) ;
 492 }
 493
 494 bool wxBitmap::LoadFile(const wxString& filename, long type)
 495 {
 496     UnRef();
 497
 498     m_refData = new wxBitmapRefData;
 499
 500     wxBitmapHandler *handler = FindHandler(type);
 501
 502     if ( handler == NULL ) {
 503         wxLogWarning("no bitmap handler for type %d defined.", type);
 504
 505         return FALSE;
 506     }
 507
 508     return handler->LoadFile(this, filename, type, -1, -1);
 509 }
 510
 511 bool wxBitmap::Create(void *data, long type, int width, int height, int depth)
 512 {
 513     UnRef();
 514
 515     m_refData = new wxBitmapRefData;
 516
 517     wxBitmapHandler *handler = FindHandler(type);
 518
 519     if ( handler == NULL ) {
 520         wxLogWarning("no bitmap handler for type %d defined.", type);
 521
 522         return FALSE;
 523     }
 524
 525     return handler->Create(this, data, type, width, height, depth);
 526 }
 527
 528 wxBitmap::wxBitmap(const wxImage& image, int depth)
 529 {
 530     wxCHECK_RET( image.Ok(), wxT("invalid image") )
 531     wxCHECK_RET( depth == -1, wxT("invalid bitmap depth") )
 532
 533     m_refData = new wxBitmapRefData();
 534
 535     if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
 536
 537     // width and height of the device-dependent bitmap
 538     int width = image.GetWidth();
 539     int height = image.GetHeight();
 540
 541     // Create picture
 542
 543     Create( width , height , wxDisplayDepth() ) ;
 544     wxBitmap maskBitmap( width, height, 1);
 545
 546     CGrafPtr origPort ;
 547     GDHandle origDevice ;
 548
 549     LockPixels( GetGWorldPixMap(GetHBITMAP()) );
 550     LockPixels( GetGWorldPixMap(maskBitmap.GetHBITMAP()) );
 551
 552     GetGWorld( &origPort , &origDevice ) ;
 553     SetGWorld( GetHBITMAP() , NULL ) ;
 554
 555     // Render image
 556     wxColour rgb, maskcolor(image.GetMaskRed(), image.GetMaskGreen(), image.GetMaskBlue());
 557     RGBColor color;
 558     RGBColor white = { 0xffff, 0xffff, 0xffff };
 559     RGBColor black = { 0     , 0     , 0      };
 560
 561     register unsigned char* data = image.GetData();
 562
 563     int index = 0;
 564     for (int y = 0; y < height; y++)
 565     {
 566         for (int x = 0; x < width; x++)
 567         {
 568             rgb.Set(data[index++], data[index++], data[index++]);
 569             color = rgb.GetPixel();
 570             SetCPixel( x , y , &color ) ;
 571             if (image.HasMask())
 572             {
 573                 SetGWorld(maskBitmap.GetHBITMAP(), NULL);
 574                 if (rgb == maskcolor) {
 575                     SetCPixel(x,y, &white);
 576                 }
 577                 else {
 578                     SetCPixel(x,y, &black);
 579                 }
 580                 SetGWorld(GetHBITMAP(), NULL);
 581             }
 582         }
 583     }  // for height
 584
 585     // Create mask
 586     if ( image.HasMask() ) {
 587 //        SetMask(new wxMask( maskBitmap ));
 588     }
 589
 590     UnlockPixels( GetGWorldPixMap(GetHBITMAP()) );
 591     UnlockPixels( GetGWorldPixMap(maskBitmap.GetHBITMAP()) );
 592     SetGWorld( origPort, origDevice );
 593 }
 594
 595 wxImage wxBitmap::ConvertToImage() const
 596 {
 597     wxImage image;
 598
 599     wxCHECK_MSG( Ok(), wxNullImage, wxT("invalid bitmap") );
 600
 601     // create an wxImage object
 602     int width = GetWidth();
 603     int height = GetHeight();
 604     image.Create( width, height );
 605
 606     unsigned char *data = image.GetData();
 607
 608     wxCHECK_MSG( data, wxNullImage, wxT("Could not allocate data for image") );
 609
 610     WXHBITMAP origPort;
 611     GDHandle  origDevice;
 612     int      index;
 613     RGBColor color;
 614     // background color set to RGB(16,16,16) in consistent with wxGTK
 615     unsigned char mask_r=16, mask_g=16, mask_b=16;
 616     SInt16   r,g,b;
 617     wxMask  *mask = GetMask();
 618
 619     GetGWorld( &origPort, &origDevice );
 620     LockPixels(GetGWorldPixMap(GetHBITMAP()));
 621     SetGWorld( GetHBITMAP(), NULL);
 622
 623     // Copy data into image
 624     index = 0;
 625     for (int yy = 0; yy < height; yy++)
 626     {
 627         for (int xx = 0; xx < width; xx++)
 628         {
 629             GetCPixel(xx,yy, &color);
 630             r = ((color.red ) >> 8);
 631             g = ((color.green ) >> 8);
 632             b = ((color.blue ) >> 8);
 633             data[index    ] = r;
 634             data[index + 1] = g;
 635             data[index + 2] = b;
 636             if (mask)
 637             {
 638                 if (mask->PointMasked(xx,yy))
 639                 {
 640                     data[index    ] = mask_r;
 641                     data[index + 1] = mask_g;
 642                     data[index + 2] = mask_b;
 643                 }
 644             }
 645             index += 3;
 646         }
 647     }
 648     if (mask)
 649     {
 650         image.SetMaskColour( mask_r, mask_g, mask_b );
 651         image.SetMask( true );
 652     }
 653
 654     // Free resources
 655     UnlockPixels(GetGWorldPixMap(GetHBITMAP()));
 656     SetGWorld(origPort, origDevice);
 657
 658     return image;
 659 }
 660
 661
 662 bool wxBitmap::SaveFile(const wxString& filename, int type, const wxPalette *palette)
 663 {
 664     wxBitmapHandler *handler = FindHandler(type);
 665
 666     if ( handler == NULL ) {
 667         wxLogWarning("no bitmap handler for type %d defined.", type);
 668
 669         return FALSE;
 670   }
 671
 672   return handler->SaveFile(this, filename, type, palette);
 673 }
 674
 675 bool wxBitmap::Ok() const
 676 {
 677    return (M_BITMAPDATA && M_BITMAPDATA->m_ok);
 678 }
 679
 680 int wxBitmap::GetHeight() const
 681 {
 682    wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
 683
 684    return M_BITMAPDATA->m_height;
 685 }
 686
 687 int wxBitmap::GetWidth() const
 688 {
 689    wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
 690
 691    return M_BITMAPDATA->m_width;
 692 }
 693
 694 int wxBitmap::GetDepth() const
 695 {
 696    wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
 697
 698    return M_BITMAPDATA->m_depth;
 699 }
 700
 701 int wxBitmap::GetQuality() const
 702 {
 703    wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
 704
 705    return M_BITMAPDATA->m_quality;
 706 }
 707
 708 wxMask *wxBitmap::GetMask() const
 709 {
 710    wxCHECK_MSG( Ok(), (wxMask *) NULL, wxT("invalid bitmap") );
 711
 712    return M_BITMAPDATA->m_bitmapMask;
 713 }
 714
 715 void wxBitmap::SetWidth(int w)
 716 {
 717     if (!M_BITMAPDATA)
 718         m_refData = new wxBitmapRefData;
 719
 720     M_BITMAPDATA->m_width = w;
 721 }
 722
 723 void wxBitmap::SetHeight(int h)
 724 {
 725     if (!M_BITMAPDATA)
 726         m_refData = new wxBitmapRefData;
 727
 728     M_BITMAPDATA->m_height = h;
 729 }
 730
 731 void wxBitmap::SetDepth(int d)
 732 {
 733     if (!M_BITMAPDATA)
 734         m_refData = new wxBitmapRefData;
 735
 736     M_BITMAPDATA->m_depth = d;
 737 }
 738
 739 void wxBitmap::SetQuality(int q)
 740 {
 741     if (!M_BITMAPDATA)
 742         m_refData = new wxBitmapRefData;
 743
 744     M_BITMAPDATA->m_quality = q;
 745 }
 746
 747 void wxBitmap::SetOk(bool isOk)
 748 {
 749     if (!M_BITMAPDATA)
 750         m_refData = new wxBitmapRefData;
 751
 752     M_BITMAPDATA->m_ok = isOk;
 753 }
 754
 755 wxPalette *wxBitmap::GetPalette() const
 756 {
 757    wxCHECK_MSG( Ok(), NULL, wxT("Invalid bitmap  GetPalette()") );
 758
 759    return &M_BITMAPDATA->m_bitmapPalette;
 760 }
 761
 762 void wxBitmap::SetPalette(const wxPalette& palette)
 763 {
 764     if (!M_BITMAPDATA)
 765         m_refData = new wxBitmapRefData;
 766
 767     M_BITMAPDATA->m_bitmapPalette = palette ;
 768 }
 769
 770 void wxBitmap::SetMask(wxMask *mask)
 771 {
 772     if (!M_BITMAPDATA)
 773         m_refData = new wxBitmapRefData;
 774
 775     M_BITMAPDATA->m_bitmapMask = mask ;
 776 }
 777
 778 WXHBITMAP wxBitmap::GetHBITMAP() const
 779 {
 780    wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") );
 781
 782    return M_BITMAPDATA->m_hBitmap;
 783 }
 784
 785 PicHandle wxBitmap::GetPict() const
 786 {
 787    wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") );
 788
 789    PicHandle picture;       // This is the returned picture
 790
 791    // If bitmap already in Pict format return pointer
 792    if(M_BITMAPDATA->m_bitmapType == kMacBitmapTypePict) {
 793        return M_BITMAPDATA->m_hPict;
 794    }
 795    else if(M_BITMAPDATA->m_bitmapType != kMacBitmapTypeGrafWorld) {
 796        // Invalid bitmap
 797        return NULL;
 798    }
 799
 800    RGBColor  gray = { 0xCCCC ,0xCCCC , 0xCCCC } ;
 801    RGBColor  white = { 0xffff ,0xffff , 0xffff } ;
 802    RGBColor  black = { 0x0000 ,0x0000 , 0x0000 } ;
 803    CGrafPtr  origPort;
 804    GDHandle  origDev ;
 805    wxMask   *mask;
 806    Rect      portRect ;
 807
 808    GetPortBounds( GetHBITMAP() , &portRect ) ;
 809    int width = portRect.right - portRect.left ;
 810    int height = portRect.bottom - portRect.top ;
 811
 812    LockPixels( GetGWorldPixMap( GetHBITMAP() ) ) ;
 813    GetGWorld( &origPort , &origDev ) ;
 814
 815    mask = GetMask();
 816
 817    SetGWorld( GetHBITMAP() , NULL ) ;
 818
 819    picture = OpenPicture(&portRect);   // open a picture, this disables drawing
 820    if(!picture) {
 821        return NULL;
 822    }
 823
 824    if( mask )
 825    {
 826 #ifdef __UNIX__
 827        RGBColor trans = white;
 828 #else
 829        RGBBackColor( &gray );
 830        EraseRect( &portRect );
 831        RGBColor trans = gray;
 832 #endif
 833        RGBForeColor( &black ) ;
 834        RGBBackColor( &white ) ;
 835        PenMode(transparent);
 836
 837        for ( int y = 0 ; y < height ; ++y )
 838        {
 839            for( int x = 0 ; x < width ; ++x )
 840            {
 841                if ( !mask->PointMasked(x,y) )
 842                {
 843                    RGBColor col ;
 844
 845                    GetCPixel( x + portRect.left , y + portRect.top , &col ) ;
 846                    SetCPixel( x + portRect.left , y + portRect.top , &col ) ;
 847                }
 848                else {
 849                    // With transparency this sets a blank pixel
 850                    SetCPixel( x + portRect.left , y + portRect.top , &trans);
 851                }
 852            }
 853        }
 854    }
 855    else
 856    {
 857        RGBBackColor( &gray ) ;
 858        EraseRect(&portRect);
 859        RGBForeColor( &black ) ;
 860        RGBBackColor( &white ) ;
 861
 862        CopyBits(GetPortBitMapForCopyBits(GetHBITMAP()),
 863                 // src PixMap - we copy image over itself -
 864                 GetPortBitMapForCopyBits(GetHBITMAP()),
 865                 //  dst PixMap - no drawing occurs
 866                 &portRect,    // srcRect - it will be recorded and compressed -
 867                 &portRect,    // dstRect - into the picture that is open -
 868                 srcCopy,NULL); // copyMode and no clip region
 869    }
 870    ClosePicture();                  // We are done recording the picture
 871    UnlockPixels( GetGWorldPixMap( GetHBITMAP() ) ) ;
 872    SetGWorld( origPort , origDev ) ;
 873
 874    return picture;                  // return our groovy pict handle
 875 }
 876
 877 void wxBitmap::AddHandler(wxBitmapHandler *handler)
 878 {
 879     sm_handlers.Append(handler);
 880 }
 881
 882 void wxBitmap::InsertHandler(wxBitmapHandler *handler)
 883 {
 884     sm_handlers.Insert(handler);
 885 }
 886
 887 bool wxBitmap::RemoveHandler(const wxString& name)
 888 {
 889     wxBitmapHandler *handler = FindHandler(name);
 890     if ( handler )
 891     {
 892         sm_handlers.DeleteObject(handler);
 893         return TRUE;
 894     }
 895     else
 896         return FALSE;
 897 }
 898
 899 wxBitmapHandler *wxBitmap::FindHandler(const wxString& name)
 900 {
 901     wxNode *node = sm_handlers.First();
 902     while ( node )
 903     {
 904         wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
 905         if ( handler->GetName() == name )
 906             return handler;
 907         node = node->Next();
 908     }
 909     return NULL;
 910 }
 911
 912 wxBitmapHandler *wxBitmap::FindHandler(const wxString& extension, long bitmapType)
 913 {
 914     wxNode *node = sm_handlers.First();
 915     while ( node )
 916     {
 917         wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
 918         if ( handler->GetExtension() == extension &&
 919                     (bitmapType == -1 || handler->GetType() == bitmapType) )
 920             return handler;
 921         node = node->Next();
 922     }
 923     return NULL;
 924 }
 925
 926 wxBitmapHandler *wxBitmap::FindHandler(long bitmapType)
 927 {
 928     wxNode *node = sm_handlers.First();
 929     while ( node )
 930     {
 931         wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
 932         if (handler->GetType() == bitmapType)
 933             return handler;
 934         node = node->Next();
 935     }
 936     return NULL;
 937 }
 938
 939 /*
 940  * wxMask
 941  */
 942
 943 wxMask::wxMask()
 944 {
 945     m_maskBitmap = 0;
 946 }
 947
 948 // Construct a mask from a bitmap and a colour indicating
 949 // the transparent area
 950 wxMask::wxMask(const wxBitmap& bitmap, const wxColour& colour)
 951 {
 952     m_maskBitmap = 0;
 953     Create(bitmap, colour);
 954 }
 955
 956 // Construct a mask from a bitmap and a palette index indicating
 957 // the transparent area
 958 wxMask::wxMask(const wxBitmap& bitmap, int paletteIndex)
 959 {
 960     m_maskBitmap = 0;
 961     Create(bitmap, paletteIndex);
 962 }
 963
 964 // Construct a mask from a mono bitmap (copies the bitmap).
 965 wxMask::wxMask(const wxBitmap& bitmap)
 966 {
 967     m_maskBitmap = 0;
 968     Create(bitmap);
 969 }
 970
 971 wxMask::~wxMask()
 972 {
 973         if ( m_maskBitmap )
 974         {
 975                 wxMacDestroyGWorld( m_maskBitmap ) ;
 976                 m_maskBitmap = NULL ;
 977         }
 978 }
 979
 980 // Create a mask from a mono bitmap (copies the bitmap).
 981 bool wxMask::Create(const wxBitmap& bitmap)
 982 {
 983    if ( m_maskBitmap )
 984    {
 985        wxMacDestroyGWorld( m_maskBitmap ) ;
 986        m_maskBitmap = NULL ;
 987    }
 988    wxCHECK_MSG( bitmap.GetBitmapType() == kMacBitmapTypeGrafWorld, false,
 989                 wxT("Cannot create mask from this bitmap type (TODO)"));
 990    // other types would require a temporary bitmap. not yet implemented
 991
 992    wxCHECK_MSG( bitmap.Ok(), false, wxT("Invalid bitmap"));
 993
 994    wxCHECK_MSG(bitmap.GetDepth() == 1, false,
 995                wxT("Cannot create mask from colour bitmap"));
 996
 997    m_maskBitmap = wxMacCreateGWorld(bitmap.GetWidth(), bitmap.GetHeight(), 1);
 998    Rect rect = { 0,0, bitmap.GetHeight(), bitmap.GetWidth() };
 999
1000    LockPixels( GetGWorldPixMap(m_maskBitmap) );
1001    LockPixels( GetGWorldPixMap(bitmap.GetHBITMAP()) );
1002    CopyBits(GetPortBitMapForCopyBits(bitmap.GetHBITMAP()),
1003             GetPortBitMapForCopyBits(m_maskBitmap),
1004             &rect, &rect, srcCopy, 0);
1005    UnlockPixels( GetGWorldPixMap(m_maskBitmap) );
1006    UnlockPixels( GetGWorldPixMap(bitmap.GetHBITMAP()) );
1007
1008    return FALSE;
1009 }
1010
1011 // Create a mask from a bitmap and a palette index indicating
1012 // the transparent area
1013 bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex)
1014 {
1015 // TODO
1016     wxCHECK_MSG( 0, false, wxT("Not implemented"));
1017     return FALSE;
1018 }
1019
1020 // Create a mask from a bitmap and a colour indicating
1021 // the transparent area
1022 bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour)
1023 {
1024         if ( m_maskBitmap )
1025         {
1026                 wxMacDestroyGWorld( m_maskBitmap ) ;
1027                 m_maskBitmap = NULL ;
1028         }
1029         wxCHECK_MSG( bitmap.GetBitmapType() == kMacBitmapTypeGrafWorld, false,
1030                  wxT("Cannot create mask from this bitmap type (TODO)"));
1031         // other types would require a temporary bitmap. not yet implemented
1032
1033     wxCHECK_MSG( bitmap.Ok(), false, wxT("Illigal bitmap"));
1034
1035         m_maskBitmap = wxMacCreateGWorld( bitmap.GetWidth() , bitmap.GetHeight() , 1 );
1036         LockPixels( GetGWorldPixMap( m_maskBitmap ) );
1037         LockPixels( GetGWorldPixMap( bitmap.GetHBITMAP() ) );
1038         RGBColor maskColor = colour.GetPixel();
1039
1040     // this is not very efficient, but I can't think
1041     // of a better way of doing it
1042         CGrafPtr        origPort ;
1043         GDHandle        origDevice ;
1044     RGBColor  col;
1045     RGBColor  colors[2] = {
1046         { 0xFFFF, 0xFFFF, 0xFFFF },
1047         { 0,      0,      0 }};
1048
1049         GetGWorld( &origPort , &origDevice ) ;
1050         for (int w = 0; w < bitmap.GetWidth(); w++)
1051     {
1052         for (int h = 0; h < bitmap.GetHeight(); h++)
1053         {
1054                         SetGWorld( bitmap.GetHBITMAP(), NULL ) ;
1055                         GetCPixel( w , h , &col ) ;
1056                         SetGWorld( m_maskBitmap , NULL ) ;
1057             if (col.red == maskColor.red && col.green == maskColor.green && col.blue == maskColor.blue)
1058             {
1059                                 SetCPixel( w , h , &colors[0] ) ;
1060             }
1061             else
1062             {
1063                                 SetCPixel( w , h , &colors[1] ) ;
1064             }
1065         }
1066     }
1067         UnlockPixels( GetGWorldPixMap( (CGrafPtr) m_maskBitmap ) ) ;
1068         UnlockPixels( GetGWorldPixMap( bitmap.GetHBITMAP() ) ) ;
1069         SetGWorld( origPort , origDevice ) ;
1070
1071     return TRUE;
1072 }
1073
1074 bool wxMask::PointMasked(int x, int y)
1075 {
1076    WXHBITMAP origPort;
1077    GDHandle  origDevice;
1078    RGBColor  color;
1079    bool masked = true;
1080
1081    GetGWorld( &origPort, &origDevice);
1082
1083    //Set port to mask and see if it masked (1) or not ( 0 )
1084    SetGWorld(m_maskBitmap, NULL);
1085    LockPixels(GetGWorldPixMap(m_maskBitmap));
1086    GetCPixel(x,y, &color);
1087    masked = !(color.red == 0 && color.green == 0 && color.blue == 0);
1088    UnlockPixels(GetGWorldPixMap(m_maskBitmap));
1089
1090    SetGWorld( origPort, origDevice);
1091
1092    return masked;
1093 }
1094
1095 /*
1096  * wxBitmapHandler
1097  */
1098
1099 IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject)
1100
1101 bool wxBitmapHandler::Create(wxBitmap *bitmap, void *data, long type, int width, int height, int depth)
1102 {
1103     return FALSE;
1104 }
1105
1106 bool wxBitmapHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long type,
1107         int desiredWidth, int desiredHeight)
1108 {
1109     return FALSE;
1110 }
1111
1112 bool wxBitmapHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette)
1113 {
1114     return FALSE;
1115 }
1116
1117 /*
1118  * Standard handlers
1119  */
1120
1121 class WXDLLEXPORT wxPICTResourceHandler: public wxBitmapHandler
1122 {
1123     DECLARE_DYNAMIC_CLASS(wxPICTResourceHandler)
1124 public:
1125     inline wxPICTResourceHandler()
1126     {
1127         m_name = "Macintosh Pict resource";
1128         m_extension = "";
1129         m_type = wxBITMAP_TYPE_PICT_RESOURCE;
1130     };
1131
1132     virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
1133           int desiredWidth, int desiredHeight);
1134 };
1135 IMPLEMENT_DYNAMIC_CLASS(wxPICTResourceHandler, wxBitmapHandler)
1136
1137 bool  wxPICTResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
1138           int desiredWidth, int desiredHeight)
1139 {
1140         Str255 theName ;
1141
1142 #if TARGET_CARBON
1143         c2pstrcpy( (StringPtr) theName , name ) ;
1144 #else
1145         strcpy( (char *) theName , name ) ;
1146         c2pstr( (char *)theName ) ;
1147 #endif
1148
1149         PicHandle thePict = (PicHandle ) GetNamedResource( 'PICT' , theName ) ;
1150         if ( thePict )
1151         {
1152                 PictInfo theInfo ;
1153
1154                 GetPictInfo( thePict , &theInfo , 0 , 0 , systemMethod , 0 ) ;
1155                 DetachResource( (Handle) thePict ) ;
1156                 M_BITMAPHANDLERDATA->m_bitmapType = kMacBitmapTypePict ;
1157                 M_BITMAPHANDLERDATA->m_hPict = thePict ;
1158                 M_BITMAPHANDLERDATA->m_width =  theInfo.sourceRect.right - theInfo.sourceRect.left ;
1159                 M_BITMAPHANDLERDATA->m_height = theInfo.sourceRect.bottom - theInfo.sourceRect.top ;
1160
1161                 M_BITMAPHANDLERDATA->m_depth = theInfo.depth ;
1162                 M_BITMAPHANDLERDATA->m_ok = true ;
1163                 M_BITMAPHANDLERDATA->m_numColors = theInfo.uniqueColors ;
1164 //              M_BITMAPHANDLERDATA->m_bitmapPalette;
1165 //              M_BITMAPHANDLERDATA->m_quality;
1166                 return TRUE ;
1167         }
1168         return FALSE ;
1169 }
1170
1171 /* TODO: bitmap handlers, a bit like this:
1172 class WXDLLEXPORT wxBMPResourceHandler: public wxBitmapHandler
1173 {
1174     DECLARE_DYNAMIC_CLASS(wxBMPResourceHandler)
1175 public:
1176     inline wxBMPResourceHandler()
1177     {
1178         m_name = "Windows bitmap resource";
1179         m_extension = "";
1180         m_type = wxBITMAP_TYPE_BMP_RESOURCE;
1181     };
1182
1183     virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
1184           int desiredWidth, int desiredHeight);
1185 };
1186 IMPLEMENT_DYNAMIC_CLASS(wxBMPResourceHandler, wxBitmapHandler)
1187 */
1188
1189 class WXDLLEXPORT wxXPMFileHandler: public wxBitmapHandler
1190 {
1191   DECLARE_DYNAMIC_CLASS(wxXPMFileHandler)
1192 public:
1193   inline wxXPMFileHandler(void)
1194   {
1195   m_name = "XPM bitmap file";
1196   m_extension = "xpm";
1197   m_type = wxBITMAP_TYPE_XPM;
1198   };
1199
1200   virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
1201     int desiredWidth = -1, int desiredHeight = -1);
1202   virtual bool SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette = NULL);
1203 };
1204 IMPLEMENT_DYNAMIC_CLASS(wxXPMFileHandler, wxBitmapHandler)
1205
1206 bool wxXPMFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
1207     int desiredWidth, int desiredHeight)
1208 {
1209 #if USE_XPM_IN_MSW
1210     XImage *ximage;
1211     XpmAttributes xpmAttr;
1212     HDC     dc;
1213
1214     M_BITMAPHANDLERDATA->m_ok = FALSE;
1215     dc = CreateCompatibleDC(NULL);
1216     if (dc)
1217     {
1218       xpmAttr.valuemask = XpmReturnPixels;
1219       int errorStatus = XpmReadFileToImage(&dc, WXSTRINGCAST name, &ximage, (XImage **) NULL, &xpmAttr);
1220       DeleteDC(dc);
1221       if (errorStatus == XpmSuccess)
1222       {
1223         M_BITMAPHANDLERDATA->m_hBitmap = (WXHBITMAP) ximage->bitmap;
1224
1225         BITMAP  bm;
1226         GetObject((HBITMAP)M_BITMAPHANDLERDATA->m_hBitmap, sizeof(bm), (LPSTR) & bm);
1227
1228         M_BITMAPHANDLERDATA->m_width = (bm.bmWidth);
1229         M_BITMAPHANDLERDATA->m_height = (bm.bmHeight);
1230         M_BITMAPHANDLERDATA->m_depth = (bm.bmPlanes * bm.bmBitsPixel);
1231         M_BITMAPHANDLERDATA->m_numColors = xpmAttr.npixels;
1232         XpmFreeAttributes(&xpmAttr);
1233         XImageFree(ximage);
1234
1235         M_BITMAPHANDLERDATA->m_ok = TRUE;
1236         return TRUE;
1237       }
1238       else
1239       {
1240         M_BITMAPHANDLERDATA->m_ok = FALSE;
1241         return FALSE;
1242       }
1243     }
1244 #endif
1245
1246     return FALSE;
1247 }
1248
1249 bool wxXPMFileHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette)
1250 {
1251 #if USE_XPM_IN_MSW
1252       HDC     dc = NULL;
1253
1254       Visual *visual = NULL;
1255       XImage  ximage;
1256
1257       dc = CreateCompatibleDC(NULL);
1258       if (dc)
1259       {
1260         if (SelectObject(dc, (HBITMAP) M_BITMAPHANDLERDATA->m_hBitmap))
1261         {
1262
1263     ximage.width = M_BITMAPHANDLERDATA->m_width;
1264      ximage.height = M_BITMAPHANDLERDATA->m_height;
1265     ximage.depth = M_BITMAPHANDLERDATA->m_depth;
1266      ximage.bitmap = (void *)M_BITMAPHANDLERDATA->m_hBitmap;
1267     int errorStatus = XpmWriteFileFromImage(&dc, WXSTRINGCAST name,
1268               &ximage, (XImage *) NULL, (XpmAttributes *) NULL);
1269
1270           if (dc)
1271       DeleteDC(dc);
1272
1273     if (errorStatus == XpmSuccess)
1274       return TRUE;
1275     else
1276       return FALSE;
1277         } else return FALSE;
1278       } else return FALSE;
1279 #else
1280   return FALSE;
1281 #endif
1282 }
1283
1284 #ifdef OBSOLETE_XPM_DATA_HANDLER
1285 class WXDLLEXPORT wxXPMDataHandler: public wxBitmapHandler
1286 {
1287   DECLARE_DYNAMIC_CLASS(wxXPMDataHandler)
1288 public:
1289   inline wxXPMDataHandler(void)
1290   {
1291   m_name = "XPM bitmap data";
1292   m_extension = "xpm";
1293   m_type = wxBITMAP_TYPE_XPM_DATA;
1294   };
1295
1296   virtual bool Create(wxBitmap *bitmap, void *data, long flags, int width, int height, int depth = 1);
1297 };
1298 IMPLEMENT_DYNAMIC_CLASS(wxXPMDataHandler, wxBitmapHandler)
1299
1300 bool wxXPMDataHandler::Create(wxBitmap *bitmap, void *data, long flags, int width, int height, int depth)
1301 {
1302     XImage *            ximage = NULL ;
1303     XImage *            xshapeimage = NULL ;
1304     int                 ErrorStatus;
1305     XpmAttributes       xpmAttr;
1306
1307     xpmAttr.valuemask = XpmReturnInfos; // get infos back
1308     ErrorStatus = XpmCreateImageFromData( GetMainDevice() , (char **)data,
1309          &ximage, &xshapeimage, &xpmAttr);
1310
1311     if (ErrorStatus == XpmSuccess)
1312     {
1313         M_BITMAPHANDLERDATA->m_ok = FALSE;
1314         M_BITMAPHANDLERDATA->m_numColors = 0;
1315         M_BITMAPHANDLERDATA->m_hBitmap = ximage->gworldptr ;
1316
1317         M_BITMAPHANDLERDATA->m_width = ximage->width;
1318         M_BITMAPHANDLERDATA->m_height = ximage->height;
1319         M_BITMAPHANDLERDATA->m_depth = ximage->depth;
1320         M_BITMAPHANDLERDATA->m_numColors = xpmAttr.npixels;
1321         XpmFreeAttributes(&xpmAttr);
1322         M_BITMAPHANDLERDATA->m_ok = TRUE;
1323         ximage->gworldptr = NULL ;
1324         XImageFree(ximage); // releases the malloc, but does not detroy
1325                                   // the bitmap
1326         M_BITMAPHANDLERDATA->m_bitmapType = kMacBitmapTypeGrafWorld ;
1327         if ( xshapeimage != NULL )
1328         {
1329                 wxMask* m = new wxMask() ;
1330                 m->SetMaskBitmap( xshapeimage->gworldptr ) ;
1331                 M_BITMAPHANDLERDATA->m_bitmapMask = m ;
1332         }
1333         return TRUE;
1334     }
1335     else
1336     {
1337       M_BITMAPHANDLERDATA->m_ok = FALSE;
1338       return FALSE;
1339     }
1340   return FALSE;
1341 }
1342 #endif
1343
1344 class WXDLLEXPORT wxBMPResourceHandler: public wxBitmapHandler
1345 {
1346     DECLARE_DYNAMIC_CLASS(wxBMPResourceHandler)
1347 public:
1348     inline wxBMPResourceHandler()
1349     {
1350         m_name = "Windows bitmap resource";
1351         m_extension = "";
1352         m_type = wxBITMAP_TYPE_BMP_RESOURCE;
1353     };
1354
1355     virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
1356           int desiredWidth, int desiredHeight);
1357 };
1358
1359 IMPLEMENT_DYNAMIC_CLASS(wxBMPResourceHandler, wxBitmapHandler)
1360
1361 bool wxBMPResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
1362     int desiredWidth, int desiredHeight)
1363 {
1364     // TODO: load colourmap.
1365   // it's probably not found
1366   wxLogError("Can't load bitmap '%s' from resources! Check .rc file.", name.c_str());
1367
1368   return FALSE;
1369 }
1370
1371 class WXDLLEXPORT wxBMPFileHandler: public wxBitmapHandler
1372 {
1373   DECLARE_DYNAMIC_CLASS(wxBMPFileHandler)
1374 public:
1375   inline wxBMPFileHandler(void)
1376   {
1377   m_name = "Windows bitmap file";
1378   m_extension = "bmp";
1379   m_type = wxBITMAP_TYPE_BMP;
1380   };
1381
1382   virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
1383       int desiredWidth, int desiredHeight);
1384   virtual bool SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette = NULL);
1385 };
1386
1387 IMPLEMENT_DYNAMIC_CLASS(wxBMPFileHandler, wxBitmapHandler)
1388
1389 bool wxBMPFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
1390     int desiredWidth, int desiredHeight)
1391 {
1392 #if USE_IMAGE_LOADING_IN_MSW
1393     wxPalette *palette = NULL;
1394     bool success = FALSE;
1395     success = (wxLoadIntoBitmap(WXSTRINGCAST name, bitmap, &palette) != 0);
1396     if (!success && palette)
1397     {
1398       delete palette;
1399       palette = NULL;
1400     }
1401     if (palette)
1402       M_BITMAPHANDLERDATA->m_bitmapPalette = *palette;
1403     return success;
1404 #else
1405   return FALSE;
1406 #endif
1407 }
1408
1409 bool wxBMPFileHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *pal)
1410 {
1411 #if USE_IMAGE_LOADING_IN_MSW
1412     wxPalette *actualPalette = (wxPalette *)pal;
1413     if (!actualPalette && (!M_BITMAPHANDLERDATA->m_bitmapPalette.IsNull()))
1414       actualPalette = & (M_BITMAPHANDLERDATA->m_bitmapPalette);
1415     return (wxSaveBitmap(WXSTRINGCAST name, bitmap, actualPalette) != 0);
1416 #else
1417   return FALSE;
1418 #endif
1419 }
1420
1421
1422 void wxBitmap::CleanUpHandlers()
1423 {
1424     wxNode *node = sm_handlers.First();
1425     while ( node )
1426     {
1427         wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
1428         wxNode *next = node->Next();
1429         delete handler;
1430         delete node;
1431         node = next;
1432     }
1433 }
1434
1435 void wxBitmap::InitStandardHandlers()
1436 {
1437     AddHandler(new wxPICTResourceHandler) ;
1438     AddHandler(new wxICONResourceHandler) ;
1439     AddHandler(new wxXPMFileHandler);
1440 #ifdef OBSOLETE_XPM_DATA_HANDLER
1441     AddHandler(new wxXPMDataHandler);
1442 #endif
1443     AddHandler(new wxBMPResourceHandler);
1444     AddHandler(new wxBMPFileHandler);
1445 }