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