src/html/m_image.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/html/m_image.cpp
   3 // Purpose:     wxHtml module for displaying images
   4 // Author:      Vaclav Slavik
   5 // RCS-ID:      $Id$
   6 // Copyright:   (c) 1999 Vaclav Slavik, Joel Lucsy
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #include "wx/wxprec.h"
  11
  12 #ifdef __BORLANDC__
  13     #pragma hdrstop
  14 #endif
  15
  16 #if wxUSE_HTML && wxUSE_STREAMS
  17
  18 #ifndef WX_PRECOMP
  19     #include "wx/dynarray.h"
  20     #include "wx/dc.h"
  21     #include "wx/scrolwin.h"
  22     #include "wx/timer.h"
  23     #include "wx/dcmemory.h"
  24     #include "wx/log.h"
  25     #include "wx/math.h"
  26     #include "wx/image.h"
  27 #endif
  28
  29 #include "wx/html/forcelnk.h"
  30 #include "wx/html/m_templ.h"
  31 #include "wx/html/htmlwin.h"
  32
  33 #include "wx/gifdecod.h"
  34 #include "wx/artprov.h"
  35
  36 #include <float.h>
  37
  38 FORCE_LINK_ME(m_image)
  39
  40
  41
  42
  43 WX_DECLARE_OBJARRAY(int, CoordArray);
  44 #include "wx/arrimpl.cpp" // this is a magic incantation which must be done!
  45 WX_DEFINE_OBJARRAY(CoordArray)
  46
  47
  48 // ---------------------------------------------------------------------------
  49 // wxHtmlImageMapAreaCell
  50 //                  0-width, 0-height cell that represents single area in
  51 //                  imagemap (it's GetLink is called from wxHtmlImageCell's)
  52 // ---------------------------------------------------------------------------
  53
  54 class wxHtmlImageMapAreaCell : public wxHtmlCell
  55 {
  56     public:
  57         enum celltype { CIRCLE, RECT, POLY };
  58     protected:
  59         CoordArray coords;
  60         celltype type;
  61         int radius;
  62     public:
  63         wxHtmlImageMapAreaCell( celltype t, wxString &coords, double pixel_scale = 1.0);
  64         virtual wxHtmlLinkInfo *GetLink( int x = 0, int y = 0 ) const;
  65         void Draw(wxDC& WXUNUSED(dc),
  66                   int WXUNUSED(x), int WXUNUSED(y),
  67                   int WXUNUSED(view_y1), int WXUNUSED(view_y2),
  68                   wxHtmlRenderingInfo& WXUNUSED(info)) {}
  69
  70
  71     wxDECLARE_NO_COPY_CLASS(wxHtmlImageMapAreaCell);
  72 };
  73
  74
  75
  76
  77
  78 wxHtmlImageMapAreaCell::wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::celltype t, wxString &incoords, double pixel_scale )
  79 {
  80     int i;
  81     wxString x = incoords, y;
  82
  83     type = t;
  84     while ((i = x.Find( ',' )) != wxNOT_FOUND)
  85     {
  86         coords.Add( (int)(pixel_scale * (double)wxAtoi( x.Left( i ).c_str())) );
  87         x = x.Mid( i + 1 );
  88     }
  89     coords.Add( (int)(pixel_scale * (double)wxAtoi( x.c_str())) );
  90 }
  91
  92 wxHtmlLinkInfo *wxHtmlImageMapAreaCell::GetLink( int x, int y ) const
  93 {
  94     switch (type)
  95     {
  96         case RECT:
  97             {
  98                 int l, t, r, b;
  99
 100                 l = coords[ 0 ];
 101                 t = coords[ 1 ];
 102                 r = coords[ 2 ];
 103                 b = coords[ 3 ];
 104                 if (x >= l && x <= r && y >= t && y <= b)
 105                 {
 106                     return m_Link;
 107                 }
 108                 break;
 109             }
 110         case CIRCLE:
 111             {
 112                 int l, t, r;
 113                 double  d;
 114
 115                 l = coords[ 0 ];
 116                 t = coords[ 1 ];
 117                 r = coords[ 2 ];
 118                 d = sqrt( (double) (((x - l) * (x - l)) + ((y - t) * (y - t))) );
 119                 if (d < (double)r)
 120                 {
 121                     return m_Link;
 122                 }
 123             }
 124             break;
 125         case POLY:
 126             {
 127                 if (coords.GetCount() >= 6)
 128                 {
 129                     int intersects = 0;
 130                     int wherex = x;
 131                     int wherey = y;
 132                     int totalv = coords.GetCount() / 2;
 133                     int totalc = totalv * 2;
 134                     int xval = coords[totalc - 2];
 135                     int yval = coords[totalc - 1];
 136                     int end = totalc;
 137                     int pointer = 1;
 138
 139                     if ((yval >= wherey) != (coords[pointer] >= wherey))
 140                     {
 141                         if ((xval >= wherex) == (coords[0] >= wherex))
 142                         {
 143                             intersects += (xval >= wherex) ? 1 : 0;
 144                         }
 145                         else
 146                         {
 147                             intersects += ((xval - (yval - wherey) *
 148                                             (coords[0] - xval) /
 149                                             (coords[pointer] - yval)) >= wherex) ? 1 : 0;
 150                         }
 151                     }
 152
 153                     while (pointer < end)
 154                     {
 155                         yval = coords[pointer];
 156                         pointer += 2;
 157                         if (yval >= wherey)
 158                         {
 159                             while ((pointer < end) && (coords[pointer] >= wherey))
 160                             {
 161                                 pointer += 2;
 162                             }
 163                             if (pointer >= end)
 164                             {
 165                                 break;
 166                             }
 167                             if ((coords[pointer - 3] >= wherex) ==
 168                                     (coords[pointer - 1] >= wherex)) {
 169                                 intersects += (coords[pointer - 3] >= wherex) ? 1 : 0;
 170                             }
 171                             else
 172                             {
 173                                 intersects +=
 174                                     ((coords[pointer - 3] - (coords[pointer - 2] - wherey) *
 175                                       (coords[pointer - 1] - coords[pointer - 3]) /
 176                                       (coords[pointer] - coords[pointer - 2])) >= wherex) ? 1 : 0;
 177                             }
 178                         }
 179                         else
 180                         {
 181                             while ((pointer < end) && (coords[pointer] < wherey))
 182                             {
 183                                 pointer += 2;
 184                             }
 185                             if (pointer >= end)
 186                             {
 187                                 break;
 188                             }
 189                             if ((coords[pointer - 3] >= wherex) ==
 190                                     (coords[pointer - 1] >= wherex))
 191                             {
 192                                 intersects += (coords[pointer - 3] >= wherex) ? 1 : 0;
 193                             }
 194                             else
 195                             {
 196                                 intersects +=
 197                                     ((coords[pointer - 3] - (coords[pointer - 2] - wherey) *
 198                                       (coords[pointer - 1] - coords[pointer - 3]) /
 199                                       (coords[pointer] - coords[pointer - 2])) >= wherex) ? 1 : 0;
 200                             }
 201                         }
 202                     }
 203                     if ((intersects & 1) != 0)
 204                     {
 205                         return m_Link;
 206                     }
 207                 }
 208             }
 209             break;
 210     }
 211
 212     if (m_Next)
 213     {
 214         wxHtmlImageMapAreaCell  *a = (wxHtmlImageMapAreaCell*)m_Next;
 215         return a->GetLink( x, y );
 216     }
 217     return NULL;
 218 }
 219
 220
 221
 222
 223
 224
 225
 226
 227 //--------------------------------------------------------------------------------
 228 // wxHtmlImageMapCell
 229 //                  0-width, 0-height cell that represents map from imagemaps
 230 //                  it is always placed before wxHtmlImageMapAreaCells
 231 //                  It responds to Find(wxHTML_COND_ISIMAGEMAP)
 232 //--------------------------------------------------------------------------------
 233
 234
 235 class wxHtmlImageMapCell : public wxHtmlCell
 236 {
 237     public:
 238         wxHtmlImageMapCell( wxString &name );
 239     protected:
 240         wxString m_Name;
 241     public:
 242         virtual wxHtmlLinkInfo *GetLink( int x = 0, int y = 0 ) const;
 243         virtual const wxHtmlCell *Find( int cond, const void *param ) const;
 244         void Draw(wxDC& WXUNUSED(dc),
 245                   int WXUNUSED(x), int WXUNUSED(y),
 246                   int WXUNUSED(view_y1), int WXUNUSED(view_y2),
 247                   wxHtmlRenderingInfo& WXUNUSED(info)) {}
 248
 249     wxDECLARE_NO_COPY_CLASS(wxHtmlImageMapCell);
 250 };
 251
 252
 253 wxHtmlImageMapCell::wxHtmlImageMapCell( wxString &name )
 254 {
 255     m_Name = name ;
 256 }
 257
 258 wxHtmlLinkInfo *wxHtmlImageMapCell::GetLink( int x, int y ) const
 259 {
 260     wxHtmlImageMapAreaCell  *a = (wxHtmlImageMapAreaCell*)m_Next;
 261     if (a)
 262         return a->GetLink( x, y );
 263     return wxHtmlCell::GetLink( x, y );
 264 }
 265
 266 const wxHtmlCell *wxHtmlImageMapCell::Find( int cond, const void *param ) const
 267 {
 268     if (cond == wxHTML_COND_ISIMAGEMAP)
 269     {
 270         if (m_Name == *((wxString*)(param)))
 271             return this;
 272     }
 273     return wxHtmlCell::Find(cond, param);
 274 }
 275
 276
 277
 278
 279
 280 //--------------------------------------------------------------------------------
 281 // wxHtmlImageCell
 282 //                  Image/bitmap
 283 //--------------------------------------------------------------------------------
 284
 285 class wxHtmlImageCell : public wxHtmlCell
 286 {
 287 public:
 288     wxHtmlImageCell(wxHtmlWindowInterface *windowIface,
 289                     wxFSFile *input, int w = wxDefaultCoord, int h = wxDefaultCoord,
 290                     double scale = 1.0, int align = wxHTML_ALIGN_BOTTOM,
 291                     const wxString& mapname = wxEmptyString);
 292     virtual ~wxHtmlImageCell();
 293     void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2,
 294               wxHtmlRenderingInfo& info);
 295     virtual wxHtmlLinkInfo *GetLink(int x = 0, int y = 0) const;
 296
 297     void SetImage(const wxImage& img);
 298 #if wxUSE_GIF && wxUSE_TIMER
 299     void AdvanceAnimation(wxTimer *timer);
 300     virtual void Layout(int w);
 301 #endif
 302
 303 private:
 304     wxBitmap           *m_bitmap;
 305     int                 m_bmpW, m_bmpH;
 306     bool                m_showFrame:1;
 307     wxHtmlWindowInterface *m_windowIface;
 308 #if wxUSE_GIF && wxUSE_TIMER
 309     wxGIFDecoder       *m_gifDecoder;
 310     wxTimer            *m_gifTimer;
 311     int                 m_physX, m_physY;
 312     size_t              m_nCurrFrame;
 313 #endif
 314     double              m_scale;
 315     wxHtmlImageMapCell *m_imageMap;
 316     wxString            m_mapName;
 317
 318     wxDECLARE_NO_COPY_CLASS(wxHtmlImageCell);
 319 };
 320
 321 #if wxUSE_GIF && wxUSE_TIMER
 322 class wxGIFTimer : public wxTimer
 323 {
 324     public:
 325         wxGIFTimer(wxHtmlImageCell *cell) : m_cell(cell) {}
 326         virtual void Notify()
 327         {
 328             m_cell->AdvanceAnimation(this);
 329         }
 330
 331     private:
 332         wxHtmlImageCell *m_cell;
 333
 334     wxDECLARE_NO_COPY_CLASS(wxGIFTimer);
 335 };
 336 #endif
 337
 338
 339 //----------------------------------------------------------------------------
 340 // wxHtmlImageCell
 341 //----------------------------------------------------------------------------
 342
 343
 344 wxHtmlImageCell::wxHtmlImageCell(wxHtmlWindowInterface *windowIface,
 345                                  wxFSFile *input,
 346                                  int w, int h, double scale, int align,
 347                                  const wxString& mapname) : wxHtmlCell()
 348 {
 349     m_windowIface = windowIface;
 350     m_scale = scale;
 351     m_showFrame = false;
 352     m_bitmap = NULL;
 353     m_bmpW = w;
 354     m_bmpH = h;
 355     m_imageMap = NULL;
 356     m_mapName = mapname;
 357     SetCanLiveOnPagebreak(false);
 358 #if wxUSE_GIF && wxUSE_TIMER
 359     m_gifDecoder = NULL;
 360     m_gifTimer = NULL;
 361     m_physX = m_physY = wxDefaultCoord;
 362     m_nCurrFrame = 0;
 363 #endif
 364
 365     if ( m_bmpW && m_bmpH )
 366     {
 367         if ( input )
 368         {
 369             wxInputStream *s = input->GetStream();
 370
 371             if ( s )
 372             {
 373 #if wxUSE_GIF && wxUSE_TIMER
 374                 bool readImg = true;
 375                 if ( m_windowIface &&
 376                      (input->GetLocation().Matches(wxT("*.gif")) ||
 377                       input->GetLocation().Matches(wxT("*.GIF"))) )
 378                 {
 379                     m_gifDecoder = new wxGIFDecoder();
 380                     if ( m_gifDecoder->LoadGIF(*s) == wxGIF_OK )
 381                     {
 382                         wxImage img;
 383                         if ( m_gifDecoder->ConvertToImage(0, &img) )
 384                             SetImage(img);
 385
 386                         readImg = false;
 387
 388                         if ( m_gifDecoder->IsAnimation() )
 389                         {
 390                             m_gifTimer = new wxGIFTimer(this);
 391                             long delay = m_gifDecoder->GetDelay(0);
 392                             if ( delay == 0 )
 393                                 delay = 1;
 394                             m_gifTimer->Start(delay, true);
 395                         }
 396                         else
 397                         {
 398                             wxDELETE(m_gifDecoder);
 399                         }
 400                     }
 401                     else
 402                     {
 403                         wxDELETE(m_gifDecoder);
 404                     }
 405                 }
 406
 407                 if ( readImg )
 408 #endif // wxUSE_GIF && wxUSE_TIMER
 409                 {
 410                     wxImage image(*s, wxBITMAP_TYPE_ANY);
 411                     if ( image.Ok() )
 412                         SetImage(image);
 413                 }
 414             }
 415         }
 416         else // input==NULL, use "broken image" bitmap
 417         {
 418             if ( m_bmpW == wxDefaultCoord && m_bmpH == wxDefaultCoord )
 419             {
 420                 m_bmpW = 29;
 421                 m_bmpH = 31;
 422             }
 423             else
 424             {
 425                 m_showFrame = true;
 426                 if ( m_bmpW == wxDefaultCoord ) m_bmpW = 31;
 427                 if ( m_bmpH == wxDefaultCoord ) m_bmpH = 33;
 428             }
 429             m_bitmap =
 430                 new wxBitmap(wxArtProvider::GetBitmap(wxART_MISSING_IMAGE));
 431         }
 432     }
 433     //else: ignore the 0-sized images used sometimes on the Web pages
 434
 435     m_Width = (int)(scale * (double)m_bmpW);
 436     m_Height = (int)(scale * (double)m_bmpH);
 437
 438     switch (align)
 439     {
 440         case wxHTML_ALIGN_TOP :
 441             m_Descent = m_Height;
 442             break;
 443         case wxHTML_ALIGN_CENTER :
 444             m_Descent = m_Height / 2;
 445             break;
 446         case wxHTML_ALIGN_BOTTOM :
 447         default :
 448             m_Descent = 0;
 449             break;
 450     }
 451  }
 452
 453 void wxHtmlImageCell::SetImage(const wxImage& img)
 454 {
 455 #if !defined(__WXMSW__) || wxUSE_WXDIB
 456     if ( img.Ok() )
 457     {
 458         delete m_bitmap;
 459
 460         int ww, hh;
 461         ww = img.GetWidth();
 462         hh = img.GetHeight();
 463
 464         if ( m_bmpW == wxDefaultCoord )
 465             m_bmpW = ww;
 466         if ( m_bmpH == wxDefaultCoord )
 467             m_bmpH = hh;
 468
 469         // Only scale the bitmap at the rendering stage,
 470         // so we don't lose quality twice
 471 /*
 472         if ((m_bmpW != ww) || (m_bmpH != hh))
 473         {
 474             wxImage img2 = img.Scale(m_bmpW, m_bmpH);
 475             m_bitmap = new wxBitmap(img2);
 476         }
 477         else
 478 */
 479             m_bitmap = new wxBitmap(img);
 480     }
 481 #endif
 482 }
 483
 484 #if wxUSE_GIF && wxUSE_TIMER
 485 void wxHtmlImageCell::AdvanceAnimation(wxTimer *timer)
 486 {
 487     wxImage img;
 488
 489     // advance current frame
 490     m_nCurrFrame++;
 491     if (m_nCurrFrame == m_gifDecoder->GetFrameCount())
 492         m_nCurrFrame = 0;
 493
 494     if ( m_physX == wxDefaultCoord )
 495     {
 496         m_physX = m_physY = 0;
 497         for (wxHtmlCell *cell = this; cell; cell = cell->GetParent())
 498         {
 499             m_physX += cell->GetPosX();
 500             m_physY += cell->GetPosY();
 501         }
 502     }
 503
 504     wxWindow *win = m_windowIface->GetHTMLWindow();
 505     wxPoint pos =
 506         m_windowIface->HTMLCoordsToWindow(this, wxPoint(m_physX, m_physY));
 507     wxRect rect(pos, wxSize(m_Width, m_Height));
 508
 509     if ( win->GetClientRect().Intersects(rect) &&
 510          m_gifDecoder->ConvertToImage(m_nCurrFrame, &img) )
 511     {
 512 #if !defined(__WXMSW__) || wxUSE_WXDIB
 513         if ( m_gifDecoder->GetFrameSize(m_nCurrFrame) != wxSize(m_Width, m_Height) ||
 514              m_gifDecoder->GetFramePosition(m_nCurrFrame) != wxPoint(0, 0) )
 515         {
 516             wxBitmap bmp(img);
 517             wxMemoryDC dc;
 518             dc.SelectObject(*m_bitmap);
 519             dc.DrawBitmap(bmp, m_gifDecoder->GetFramePosition(m_nCurrFrame),
 520                           true /* use mask */);
 521         }
 522         else
 523 #endif
 524             SetImage(img);
 525         win->Refresh(img.HasMask(), &rect);
 526     }
 527
 528     long delay = m_gifDecoder->GetDelay(m_nCurrFrame);
 529     if ( delay == 0 )
 530         delay = 1;
 531     timer->Start(delay, true);
 532 }
 533
 534 void wxHtmlImageCell::Layout(int w)
 535 {
 536     wxHtmlCell::Layout(w);
 537     m_physX = m_physY = wxDefaultCoord;
 538 }
 539
 540 #endif
 541
 542 wxHtmlImageCell::~wxHtmlImageCell()
 543 {
 544     delete m_bitmap;
 545 #if wxUSE_GIF && wxUSE_TIMER
 546     delete m_gifTimer;
 547     delete m_gifDecoder;
 548 #endif
 549 }
 550
 551
 552 void wxHtmlImageCell::Draw(wxDC& dc, int x, int y,
 553                            int WXUNUSED(view_y1), int WXUNUSED(view_y2),
 554                            wxHtmlRenderingInfo& WXUNUSED(info))
 555 {
 556     if ( m_showFrame )
 557     {
 558         dc.SetBrush(*wxTRANSPARENT_BRUSH);
 559         dc.SetPen(*wxBLACK_PEN);
 560         dc.DrawRectangle(x + m_PosX, y + m_PosY, m_Width, m_Height);
 561         x++, y++;
 562     }
 563     if ( m_bitmap )
 564     {
 565         // We add in the scaling from the desired bitmap width
 566         // and height, so we only do the scaling once.
 567         double imageScaleX = 1.0;
 568         double imageScaleY = 1.0;
 569         if (m_bmpW != m_bitmap->GetWidth())
 570             imageScaleX = (double) m_bmpW / (double) m_bitmap->GetWidth();
 571         if (m_bmpH != m_bitmap->GetHeight())
 572             imageScaleY = (double) m_bmpH / (double) m_bitmap->GetHeight();
 573
 574         double us_x, us_y;
 575         dc.GetUserScale(&us_x, &us_y);
 576         dc.SetUserScale(us_x * m_scale * imageScaleX, us_y * m_scale * imageScaleY);
 577
 578         dc.DrawBitmap(*m_bitmap, (int) ((x + m_PosX) / (m_scale*imageScaleX)),
 579                                  (int) ((y + m_PosY) / (m_scale*imageScaleY)), true);
 580         dc.SetUserScale(us_x, us_y);
 581     }
 582 }
 583
 584 wxHtmlLinkInfo *wxHtmlImageCell::GetLink( int x, int y ) const
 585 {
 586     if (m_mapName.empty())
 587         return wxHtmlCell::GetLink( x, y );
 588     if (!m_imageMap)
 589     {
 590         wxHtmlContainerCell *p, *op;
 591         op = p = GetParent();
 592         while (p)
 593         {
 594             op = p;
 595             p = p->GetParent();
 596         }
 597         p = op;
 598         wxHtmlCell *cell = (wxHtmlCell*)p->Find(wxHTML_COND_ISIMAGEMAP,
 599                                                 (const void*)(&m_mapName));
 600         if (!cell)
 601         {
 602             ((wxString&)m_mapName).Clear();
 603             return wxHtmlCell::GetLink( x, y );
 604         }
 605         {   // dirty hack, ask Joel why he fills m_ImageMap in this place
 606             // THE problem is that we're in const method and we can't modify m_ImageMap
 607             wxHtmlImageMapCell **cx = (wxHtmlImageMapCell**)(&m_imageMap);
 608             *cx = (wxHtmlImageMapCell*)cell;
 609         }
 610     }
 611     return m_imageMap->GetLink(x, y);
 612 }
 613
 614
 615
 616 //--------------------------------------------------------------------------------
 617 // tag handler
 618 //--------------------------------------------------------------------------------
 619
 620 TAG_HANDLER_BEGIN(IMG, "IMG,MAP,AREA")
 621     TAG_HANDLER_CONSTR(IMG) { }
 622
 623     TAG_HANDLER_PROC(tag)
 624     {
 625         if (tag.GetName() == wxT("IMG"))
 626         {
 627             if (tag.HasParam(wxT("SRC")))
 628             {
 629                 int w = wxDefaultCoord, h = wxDefaultCoord;
 630                 int al;
 631                 wxFSFile *str;
 632                 wxString tmp = tag.GetParam(wxT("SRC"));
 633                 wxString mn = wxEmptyString;
 634
 635                 str = m_WParser->OpenURL(wxHTML_URL_IMAGE, tmp);
 636
 637                 if (tag.HasParam(wxT("WIDTH")))
 638                     tag.GetParamAsInt(wxT("WIDTH"), &w);
 639                 if (tag.HasParam(wxT("HEIGHT")))
 640                     tag.GetParamAsInt(wxT("HEIGHT"), &h);
 641                 al = wxHTML_ALIGN_BOTTOM;
 642                 if (tag.HasParam(wxT("ALIGN")))
 643                 {
 644                     wxString alstr = tag.GetParam(wxT("ALIGN"));
 645                     alstr.MakeUpper();  // for the case alignment was in ".."
 646                     if (alstr == wxT("TEXTTOP"))
 647                         al = wxHTML_ALIGN_TOP;
 648                     else if ((alstr == wxT("CENTER")) || (alstr == wxT("ABSCENTER")))
 649                         al = wxHTML_ALIGN_CENTER;
 650                 }
 651                 if (tag.HasParam(wxT("USEMAP")))
 652                 {
 653                     mn = tag.GetParam( wxT("USEMAP") );
 654                     if (mn.GetChar(0) == wxT('#'))
 655                     {
 656                         mn = mn.Mid( 1 );
 657                     }
 658                 }
 659                 wxHtmlImageCell *cel = new wxHtmlImageCell(
 660                                           m_WParser->GetWindowInterface(),
 661                                           str, w, h,
 662                                           m_WParser->GetPixelScale(),
 663                                           al, mn);
 664                 m_WParser->ApplyStateToCell(cel);
 665                 cel->SetId(tag.GetParam(wxT("id"))); // may be empty
 666                 m_WParser->GetContainer()->InsertCell(cel);
 667                 if (str)
 668                     delete str;
 669             }
 670         }
 671         if (tag.GetName() == wxT("MAP"))
 672         {
 673             m_WParser->CloseContainer();
 674             m_WParser->OpenContainer();
 675             if (tag.HasParam(wxT("NAME")))
 676             {
 677                 wxString tmp = tag.GetParam(wxT("NAME"));
 678                 wxHtmlImageMapCell *cel = new wxHtmlImageMapCell( tmp );
 679                 m_WParser->GetContainer()->InsertCell( cel );
 680             }
 681             ParseInner( tag );
 682             m_WParser->CloseContainer();
 683             m_WParser->OpenContainer();
 684         }
 685         if (tag.GetName() == wxT("AREA"))
 686         {
 687             if (tag.HasParam(wxT("SHAPE")))
 688             {
 689                 wxString tmp = tag.GetParam(wxT("SHAPE"));
 690                 wxString coords = wxEmptyString;
 691                 tmp.MakeUpper();
 692                 wxHtmlImageMapAreaCell *cel = NULL;
 693                 if (tag.HasParam(wxT("COORDS")))
 694                 {
 695                     coords = tag.GetParam(wxT("COORDS"));
 696                 }
 697                 if (tmp == wxT("POLY"))
 698                 {
 699                     cel = new wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::POLY, coords, m_WParser->GetPixelScale() );
 700                 }
 701                 else if (tmp == wxT("CIRCLE"))
 702                 {
 703                     cel = new wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::CIRCLE, coords, m_WParser->GetPixelScale() );
 704                 }
 705                 else if (tmp == wxT("RECT"))
 706                 {
 707                     cel = new wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::RECT, coords, m_WParser->GetPixelScale() );
 708                 }
 709                 if (cel != NULL && tag.HasParam(wxT("HREF")))
 710                 {
 711                     wxString target;
 712                     if (tag.HasParam(wxT("TARGET")))
 713                         target = tag.GetParam(wxT("TARGET"));
 714                     cel->SetLink(wxHtmlLinkInfo(tag.GetParam(wxT("HREF")), target));
 715                 }
 716                 if (cel != NULL)
 717                     m_WParser->GetContainer()->InsertCell( cel );
 718             }
 719         }
 720
 721         return false;
 722     }
 723
 724 TAG_HANDLER_END(IMG)
 725
 726
 727
 728 TAGS_MODULE_BEGIN(Image)
 729
 730     TAGS_MODULE_ADD(IMG)
 731
 732 TAGS_MODULE_END(Image)
 733
 734
 735 #endif