src/html/htmlcell.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        htmlcell.cpp
   3 // Purpose:     wxHtmlCell - basic element of HTML output
   4 // Author:      Vaclav Slavik
   5 // RCS-ID:      $Id$
   6 // Copyright:   (c) 1999 Vaclav Slavik
   7 // Licence:     wxWindows Licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifdef __GNUG__
  11 #pragma implementation
  12 #endif
  13
  14 #include "wx/wxprec.h"
  15
  16 #include "wx/defs.h"
  17
  18 #if wxUSE_HTML && wxUSE_STREAMS
  19
  20 #ifdef __BORDLANDC__
  21 #pragma hdrstop
  22 #endif
  23
  24 #ifndef WXPRECOMP
  25 #include "wx/wx.h"
  26 #endif
  27
  28 #include "wx/html/htmlcell.h"
  29 #include "wx/html/htmlwin.h"
  30 #include <stdlib.h>
  31
  32
  33 //-----------------------------------------------------------------------------
  34 // wxHtmlCell
  35 //-----------------------------------------------------------------------------
  36
  37 wxHtmlCell::wxHtmlCell() : wxObject()
  38 {
  39     m_Next = NULL;
  40     m_Parent = NULL;
  41     m_Width = m_Height = m_Descent = 0;
  42     m_CanLiveOnPagebreak = TRUE;
  43     m_Link = NULL;
  44 }
  45
  46 wxHtmlCell::~wxHtmlCell()
  47 {
  48     if (m_Link) delete m_Link;
  49     if (m_Next) delete m_Next;
  50 }
  51
  52
  53 void wxHtmlCell::OnMouseClick(wxWindow *parent, int x, int y,
  54                               const wxMouseEvent& event)
  55 {
  56     wxHtmlLinkInfo *lnk = GetLink(x, y);
  57     if (lnk != NULL)
  58     {
  59         wxHtmlLinkInfo lnk2(*lnk);
  60         lnk2.SetEvent(&event);
  61         lnk2.SetHtmlCell(this);
  62         ((wxHtmlWindow*)parent)->OnLinkClicked(lnk2);
  63         // note : this overcasting is legal because parent is *always* wxHtmlWindow
  64     }
  65 }
  66
  67
  68
  69 bool wxHtmlCell::AdjustPagebreak(int *pagebreak) const
  70 {
  71     if ((!m_CanLiveOnPagebreak) &&
  72                 m_PosY < *pagebreak && m_PosY + m_Height > *pagebreak)
  73         {
  74         *pagebreak = m_PosY;
  75         if (m_Next != NULL) m_Next->AdjustPagebreak(pagebreak);
  76         return TRUE;
  77     }
  78
  79     else
  80     {
  81         if (m_Next != NULL) return m_Next->AdjustPagebreak(pagebreak);
  82         else return FALSE;
  83     }
  84 }
  85
  86
  87
  88 void wxHtmlCell::SetLink(const wxHtmlLinkInfo& link)
  89 {
  90     if (m_Link) delete m_Link;
  91     m_Link = NULL;
  92     if (link.GetHref() != wxEmptyString)
  93         m_Link = new wxHtmlLinkInfo(link);
  94 }
  95
  96
  97
  98 void wxHtmlCell::Layout(int w)
  99 {
 100     SetPos(0, 0);
 101     if (m_Next) m_Next->Layout(w);
 102 }
 103
 104
 105 void wxHtmlCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
 106 {
 107     if (m_Next) m_Next->Draw(dc, x, y, view_y1, view_y2);
 108 }
 109
 110
 111
 112 void wxHtmlCell::DrawInvisible(wxDC& dc, int x, int y)
 113 {
 114     if (m_Next) m_Next->DrawInvisible(dc, x, y);
 115 }
 116
 117
 118
 119 const wxHtmlCell* wxHtmlCell::Find(int condition, const void* param) const
 120 {
 121     if (m_Next) return m_Next->Find(condition, param);
 122     else return NULL;
 123 }
 124
 125
 126
 127 //-----------------------------------------------------------------------------
 128 // wxHtmlWordCell
 129 //-----------------------------------------------------------------------------
 130
 131 wxHtmlWordCell::wxHtmlWordCell(const wxString& word, wxDC& dc) : wxHtmlCell()
 132 {
 133     m_Word = word;
 134
 135     if (m_Word.Find(wxT('&')) != -1)
 136     {
 137 #define ESCSEQ(escape, subst)  \
 138                   { _T("&") _T(escape) _T(";"), _T("&") _T(escape) _T(" "), _T("&") _T(escape), _T(subst) }
 139         static wxChar* substitutions[][4] =
 140                 {
 141                 ESCSEQ("quot", "\""),
 142                 ESCSEQ("#34", "\""),
 143                 ESCSEQ("#8220", "\""),
 144                 ESCSEQ("#8221", "\""),
 145                 ESCSEQ("lt", "<"),
 146                 ESCSEQ("#60", "<"),
 147                 ESCSEQ("gt", ">"),
 148                 ESCSEQ("#62", ">"),
 149
 150                 ESCSEQ("#94", "^"), /* ^ */
 151
 152                 ESCSEQ("nbsp", " "),
 153                 ESCSEQ("#32", " "),
 154                 ESCSEQ("iexcl", "!"),
 155                 ESCSEQ("#33", "!"),
 156                 ESCSEQ("cent", "¢"/* ¢ */),
 157                 ESCSEQ("#162", "¢"/* ¢ */),
 158
 159                 ESCSEQ("trade", "(TM)"),
 160                 ESCSEQ("#153", "(TM)"),
 161                 ESCSEQ("#8482", "(TM)"),
 162
 163                 ESCSEQ("yen", "¥"),
 164                 ESCSEQ("#165", "¥"),
 165                 ESCSEQ("brkbar", "¦"),
 166                 ESCSEQ("#166", "¦"),
 167                 ESCSEQ("sect", "§"),
 168                 ESCSEQ("#167", "§"),
 169                 ESCSEQ("uml", "¨"),
 170                 ESCSEQ("#168", "¨"),
 171
 172                 ESCSEQ("copy", "©"), /* © */
 173                 ESCSEQ("#169", "©"),
 174                 ESCSEQ("ordf", "ª"),
 175                 ESCSEQ("#170", "ª"),
 176                 ESCSEQ("laquo", "«"), /* « */
 177                 ESCSEQ("#171", "«"),
 178                 ESCSEQ("not", "¬"),
 179                 ESCSEQ("#172", "¬"),
 180
 181                 ESCSEQ("reg", "®"), /* ® */
 182                 ESCSEQ("#174", "®"),
 183
 184                 ESCSEQ("deg", "°"), /* ° */
 185                 ESCSEQ("#176", "°"),
 186                 ESCSEQ("plusm", "±"), /* ± */
 187                 ESCSEQ("#177", "±"),
 188
 189                 ESCSEQ("acute", "´"),
 190                 ESCSEQ("#180", "´"),
 191                 ESCSEQ("macron", "¯"),
 192                 ESCSEQ("#175", "¯"),
 193                 ESCSEQ("micro", "µ"), /* µ */
 194                 ESCSEQ("#181", "µ"),
 195                 ESCSEQ("para", "¶"), /* ¶ */
 196                 ESCSEQ("#182", "¶"),
 197
 198                 ESCSEQ("ordm", "º"), /* º */
 199                 ESCSEQ("#186", "º"),
 200                 ESCSEQ("raquo", "»"), /* » */
 201                 ESCSEQ("#187", "»"),
 202
 203                 ESCSEQ("iquest", "¿"), /* ¿ */
 204                 ESCSEQ("#191", "¿"),
 205                 ESCSEQ("Agrave", "\300"/* À */),
 206                 ESCSEQ("#193", "\300"/* À */),
 207
 208                 ESCSEQ("Acirc", "\302"/* Â */),
 209                 ESCSEQ("Atilde", "\303"/* Ã */),
 210                 ESCSEQ("Auml", "\304"/* Ä */),
 211                 ESCSEQ("Aring", " "),
 212                 ESCSEQ("AElig", " "),
 213                 ESCSEQ("Ccedil", "\347"/* ç */),
 214                 ESCSEQ("Egrave", "\310"/* È */),
 215                 ESCSEQ("Eacute", "\311"/* É */),
 216                 ESCSEQ("Ecirc", "\312"/* Ê */),
 217                 ESCSEQ("Euml", "\313"/* Ë */),
 218                 ESCSEQ("Igrave", "\314"/* Ì */),
 219
 220                 ESCSEQ("Icirc", "\316"/* Î */),
 221                 ESCSEQ("Iuml", "\317"/* Ï */),
 222
 223                 ESCSEQ("Ntilde", "\321"/* Ñ */),
 224                 ESCSEQ("Ograve", "\322"/* Ò */),
 225
 226                 ESCSEQ("Ocirc", "\324"/* Ô */),
 227                 ESCSEQ("Otilde", "\325"/* Õ */),
 228                 ESCSEQ("Ouml", "\326"/* Ö */),
 229
 230                 ESCSEQ("Oslash", " "),
 231                 ESCSEQ("Ugrave", "\331"/* Ù */),
 232
 233                 ESCSEQ("Ucirc", " "),
 234                 ESCSEQ("Uuml", "\334"/* Ü */),
 235
 236                 ESCSEQ("szlig", "\247"/* § */),
 237                 ESCSEQ("agrave","\340"/* à */),
 238                 ESCSEQ("aacute", "\341"/* á */),
 239                 ESCSEQ("acirc", "\342"/* â */),
 240                 ESCSEQ("atilde", "\343"/* ã */),
 241                 ESCSEQ("auml", "\344"/* ä */),
 242                 ESCSEQ("aring", "a"),
 243                 ESCSEQ("aelig", "ae"),
 244                 ESCSEQ("ccedil", "\347"/* ç */),
 245                 ESCSEQ("egrave", "\350"/* è */),
 246                 ESCSEQ("eacute", "\351"/* é */),
 247                 ESCSEQ("ecirc", "\352"/* ê */),
 248                 ESCSEQ("euml", "\353"/* ë */),
 249                 ESCSEQ("igrave", "\354"/* ì */),
 250                 ESCSEQ("iacute", "\355"/* í */),
 251                 ESCSEQ("icirc", " "),
 252                 ESCSEQ("iuml", "\357"/* ï */),
 253                 ESCSEQ("eth", " "),
 254                 ESCSEQ("ntilde", "\361"/* ñ */),
 255                 ESCSEQ("ograve", "\362"/* ò */),
 256                 ESCSEQ("oacute", "\363"/* ó */),
 257                 ESCSEQ("ocirc", "\364"/* ô */),
 258                 ESCSEQ("otilde", "\365"/* õ */),
 259                 ESCSEQ("ouml", "\366"/* ö */),
 260                 ESCSEQ("divide", " "),
 261                 ESCSEQ("oslash", " "),
 262                 ESCSEQ("ugrave", "\371"/* ù */),
 263                 ESCSEQ("uacute", "\372"/* ú */),
 264                 ESCSEQ("ucirc", "\373"/* û */),
 265                 ESCSEQ("uuml", "\374"/* ü */),
 266
 267                 ESCSEQ("yuml", ""),
 268
 269                 /* this one should ALWAYS stay the last one!!! */
 270                 ESCSEQ("amp", "&"),
 271                 ESCSEQ("#38", "&"),
 272
 273                 { NULL, NULL, NULL }
 274                 };
 275
 276         for (int i = 0; substitutions[i][0] != NULL; i++)
 277         {
 278             m_Word.Replace(substitutions[i][0], substitutions[i][3], TRUE);
 279             m_Word.Replace(substitutions[i][1], substitutions[i][3], TRUE);
 280             m_Word.Replace(substitutions[i][2], substitutions[i][3], TRUE);
 281         }
 282     }
 283
 284     dc.GetTextExtent(m_Word, &m_Width, &m_Height, &m_Descent);
 285     SetCanLiveOnPagebreak(FALSE);
 286 }
 287
 288
 289
 290 void wxHtmlWordCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
 291 {
 292     dc.DrawText(m_Word, x + m_PosX, y + m_PosY);
 293     wxHtmlCell::Draw(dc, x, y, view_y1, view_y2);
 294 }
 295
 296
 297
 298 //-----------------------------------------------------------------------------
 299 // wxHtmlContainerCell
 300 //-----------------------------------------------------------------------------
 301
 302
 303 wxHtmlContainerCell::wxHtmlContainerCell(wxHtmlContainerCell *parent) : wxHtmlCell()
 304 {
 305     m_Cells = m_LastCell = NULL;
 306     m_Parent = parent;
 307     if (m_Parent) m_Parent->InsertCell(this);
 308     m_AlignHor = wxHTML_ALIGN_LEFT;
 309     m_AlignVer = wxHTML_ALIGN_BOTTOM;
 310     m_IndentLeft = m_IndentRight = m_IndentTop = m_IndentBottom = 0;
 311     m_WidthFloat = 100; m_WidthFloatUnits = wxHTML_UNITS_PERCENT;
 312     m_UseBkColour = FALSE;
 313     m_UseBorder = FALSE;
 314     m_MinHeight = 0;
 315     m_MinHeightAlign = wxHTML_ALIGN_TOP;
 316     m_LastLayout = -1;
 317 }
 318
 319 wxHtmlContainerCell::~wxHtmlContainerCell()
 320 {
 321     if (m_Cells) delete m_Cells;
 322 }
 323
 324
 325
 326 void wxHtmlContainerCell::SetIndent(int i, int what, int units)
 327 {
 328     int val = (units == wxHTML_UNITS_PIXELS) ? i : -i;
 329     if (what & wxHTML_INDENT_LEFT) m_IndentLeft = val;
 330     if (what & wxHTML_INDENT_RIGHT) m_IndentRight = val;
 331     if (what & wxHTML_INDENT_TOP) m_IndentTop = val;
 332     if (what & wxHTML_INDENT_BOTTOM) m_IndentBottom = val;
 333     m_LastLayout = -1;
 334 }
 335
 336
 337
 338 int wxHtmlContainerCell::GetIndent(int ind) const
 339 {
 340     if (ind & wxHTML_INDENT_LEFT) return m_IndentLeft;
 341     else if (ind & wxHTML_INDENT_RIGHT) return m_IndentRight;
 342     else if (ind & wxHTML_INDENT_TOP) return m_IndentTop;
 343     else if (ind & wxHTML_INDENT_BOTTOM) return m_IndentBottom;
 344     else return -1; /* BUG! Should not be called... */
 345 }
 346
 347
 348
 349
 350 int wxHtmlContainerCell::GetIndentUnits(int ind) const
 351 {
 352     bool p = FALSE;
 353     if (ind & wxHTML_INDENT_LEFT) p = m_IndentLeft < 0;
 354     else if (ind & wxHTML_INDENT_RIGHT) p = m_IndentRight < 0;
 355     else if (ind & wxHTML_INDENT_TOP) p = m_IndentTop < 0;
 356     else if (ind & wxHTML_INDENT_BOTTOM) p = m_IndentBottom < 0;
 357     if (p) return wxHTML_UNITS_PERCENT;
 358     else return wxHTML_UNITS_PIXELS;
 359 }
 360
 361
 362
 363 bool wxHtmlContainerCell::AdjustPagebreak(int *pagebreak) const
 364 {
 365     if (!m_CanLiveOnPagebreak)
 366         return wxHtmlCell::AdjustPagebreak(pagebreak);
 367
 368     else
 369     {
 370         wxHtmlCell *c = GetFirstCell();
 371         bool rt = FALSE;
 372         int pbrk = *pagebreak - m_PosY;
 373
 374         while (c)
 375             {
 376             if (c->AdjustPagebreak(&pbrk)) rt = TRUE;
 377             c = c->GetNext();
 378         }
 379         if (rt) *pagebreak = pbrk + m_PosY;
 380         return rt;
 381     }
 382 }
 383
 384
 385
 386 void wxHtmlContainerCell::Layout(int w)
 387 {
 388     if (m_LastLayout == w)
 389     {
 390         wxHtmlCell::Layout(w);
 391         return;
 392     }
 393
 394     wxHtmlCell *cell = m_Cells, *line = m_Cells;
 395     long xpos = 0, ypos = m_IndentTop;
 396     int xdelta = 0, ybasicpos = 0, ydiff;
 397     int s_width, s_indent;
 398     int ysizeup = 0, ysizedown = 0;
 399     int MaxLineWidth = 0;
 400     int xcnt = 0;
 401
 402
 403     /*
 404
 405     WIDTH ADJUSTING :
 406
 407     */
 408
 409     if (m_WidthFloatUnits == wxHTML_UNITS_PERCENT)
 410     {
 411         if (m_WidthFloat < 0) m_Width = (100 + m_WidthFloat) * w / 100;
 412         else m_Width = m_WidthFloat * w / 100;
 413     }
 414     else
 415     {
 416         if (m_WidthFloat < 0) m_Width = w + m_WidthFloat;
 417         else m_Width = m_WidthFloat;
 418     }
 419
 420     if (m_Cells)
 421     {
 422         int l = (m_IndentLeft < 0) ? (-m_IndentLeft * m_Width / 100) : m_IndentLeft;
 423         int r = (m_IndentRight < 0) ? (-m_IndentRight * m_Width / 100) : m_IndentRight;
 424         m_Cells->Layout(m_Width - (l + r));
 425     }
 426
 427     /*
 428
 429     LAYOUTING :
 430
 431     */
 432
 433     // adjust indentation:
 434     s_indent = (m_IndentLeft < 0) ? (-m_IndentLeft * m_Width / 100) : m_IndentLeft;
 435     s_width = m_Width - s_indent - ((m_IndentRight < 0) ? (-m_IndentRight * m_Width / 100) : m_IndentRight);
 436
 437     // my own layouting:
 438     while (cell != NULL)
 439     {
 440         switch (m_AlignVer)
 441             {
 442             case wxHTML_ALIGN_TOP :      ybasicpos = 0; break;
 443             case wxHTML_ALIGN_BOTTOM :   ybasicpos = - cell->GetHeight(); break;
 444             case wxHTML_ALIGN_CENTER :   ybasicpos = - cell->GetHeight() / 2; break;
 445         }
 446         ydiff = cell->GetHeight() + ybasicpos;
 447
 448         if (cell->GetDescent() + ydiff > ysizedown) ysizedown = cell->GetDescent() + ydiff;
 449         if (ybasicpos + cell->GetDescent() < -ysizeup) ysizeup = - (ybasicpos + cell->GetDescent());
 450
 451         cell->SetPos(xpos, ybasicpos + cell->GetDescent());
 452         xpos += cell->GetWidth();
 453         cell = cell->GetNext();
 454         xcnt++;
 455
 456         // force new line if occured:
 457         if ((cell == NULL) || (xpos + cell->GetWidth() > s_width))
 458             {
 459             if (xpos > MaxLineWidth) MaxLineWidth = xpos;
 460             if (ysizeup < 0) ysizeup = 0;
 461             if (ysizedown < 0) ysizedown = 0;
 462             switch (m_AlignHor) {
 463                 case wxHTML_ALIGN_LEFT :
 464                 case wxHTML_ALIGN_JUSTIFY :
 465                          xdelta = 0;
 466                          break;
 467                 case wxHTML_ALIGN_RIGHT :
 468                          xdelta = 0 + (s_width - xpos);
 469                          break;
 470                 case wxHTML_ALIGN_CENTER :
 471                          xdelta = 0 + (s_width - xpos) / 2;
 472                          break;
 473             }
 474             if (xdelta < 0) xdelta = 0;
 475             xdelta += s_indent;
 476
 477             ypos += ysizeup;
 478
 479             if (m_AlignHor != wxHTML_ALIGN_JUSTIFY || cell == NULL)
 480                 while (line != cell)
 481                         {
 482                     line->SetPos(line->GetPosX() + xdelta,
 483                                    ypos + line->GetPosY());
 484                     line = line->GetNext();
 485                 }
 486             else
 487             {
 488                 int counter = 0;
 489                 int step = (s_width - xpos);
 490                 if (step < 0) step = 0;
 491                 xcnt--;
 492                 if (xcnt > 0) while (line != cell)
 493                         {
 494                     line->SetPos(line->GetPosX() + s_indent +
 495                                    (counter++ * step / xcnt),
 496                                    ypos + line->GetPosY());
 497                     line = line->GetNext();
 498                 }
 499                 xcnt++;
 500             }
 501
 502             ypos += ysizedown;
 503             xpos = xcnt = 0;
 504             ysizeup = ysizedown = 0;
 505             line = cell;
 506         }
 507     }
 508
 509     // setup height & width, depending on container layout:
 510     m_Height = ypos + (ysizedown + ysizeup) + m_IndentBottom;
 511
 512     if (m_Height < m_MinHeight)
 513     {
 514         if (m_MinHeightAlign != wxHTML_ALIGN_TOP)
 515             {
 516             int diff = m_MinHeight - m_Height;
 517             if (m_MinHeightAlign == wxHTML_ALIGN_CENTER) diff /= 2;
 518             cell = m_Cells;
 519             while (cell)
 520                 {
 521                 cell->SetPos(cell->GetPosX(), cell->GetPosY() + diff);
 522                 cell = cell->GetNext();
 523             }
 524         }
 525         m_Height = m_MinHeight;
 526     }
 527
 528     MaxLineWidth += s_indent + ((m_IndentRight < 0) ? (-m_IndentRight * m_Width / 100) : m_IndentRight);
 529     if (m_Width < MaxLineWidth) m_Width = MaxLineWidth;
 530
 531     m_LastLayout = w;
 532
 533     wxHtmlCell::Layout(w);
 534 }
 535
 536
 537 #define mMin(a, b) (((a) < (b)) ? (a) : (b))
 538 #define mMax(a, b) (((a) < (b)) ? (b) : (a))
 539
 540 void wxHtmlContainerCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
 541 {
 542     // container visible, draw it:
 543     if ((y + m_PosY < view_y2) && (y + m_PosY + m_Height > view_y1))
 544     {
 545
 546         if (m_UseBkColour)
 547             {
 548             wxBrush myb = wxBrush(m_BkColour, wxSOLID);
 549
 550             int real_y1 = mMax(y + m_PosY, view_y1);
 551             int real_y2 = mMin(y + m_PosY + m_Height - 1, view_y2);
 552
 553             dc.SetBrush(myb);
 554             dc.SetPen(*wxTRANSPARENT_PEN);
 555             dc.DrawRectangle(x + m_PosX, real_y1, m_Width, real_y2 - real_y1 + 1);
 556         }
 557
 558         if (m_UseBorder)
 559             {
 560             wxPen mypen1(m_BorderColour1, 1, wxSOLID);
 561             wxPen mypen2(m_BorderColour2, 1, wxSOLID);
 562
 563             dc.SetPen(mypen1);
 564             dc.DrawLine(x + m_PosX, y + m_PosY, x + m_PosX, y + m_PosY + m_Height - 1);
 565             dc.DrawLine(x + m_PosX, y + m_PosY, x + m_PosX + m_Width - 1, y + m_PosY);
 566             dc.SetPen(mypen2);
 567             dc.DrawLine(x + m_PosX + m_Width - 1, y + m_PosY, x + m_PosX +  m_Width - 1, y + m_PosY + m_Height - 1);
 568             dc.DrawLine(x + m_PosX, y + m_PosY + m_Height - 1, x + m_PosX + m_Width - 1, y + m_PosY + m_Height - 1);
 569         }
 570
 571         if (m_Cells) m_Cells->Draw(dc, x + m_PosX, y + m_PosY, view_y1, view_y2);
 572     }
 573     // container invisible, just proceed font+color changing:
 574     else
 575     {
 576         if (m_Cells) m_Cells->DrawInvisible(dc, x + m_PosX, y + m_PosY);
 577     }
 578
 579     wxHtmlCell::Draw(dc, x, y, view_y1, view_y2);
 580 }
 581
 582
 583
 584 void wxHtmlContainerCell::DrawInvisible(wxDC& dc, int x, int y)
 585 {
 586     if (m_Cells) m_Cells->DrawInvisible(dc, x + m_PosX, y + m_PosY);
 587     wxHtmlCell::DrawInvisible(dc, x, y);
 588 }
 589
 590
 591
 592 wxHtmlLinkInfo *wxHtmlContainerCell::GetLink(int x, int y) const
 593 {
 594     wxHtmlCell *c = m_Cells;
 595     int cx, cy, cw, ch;
 596
 597     while (c)
 598     {
 599         cx = c->GetPosX(), cy = c->GetPosY();
 600         cw = c->GetWidth(), ch = c->GetHeight();
 601         if ((x >= cx) && (x < cx + cw) && (y >= cy) && (y < cy + ch))
 602             return c->GetLink(x - cx, y - cy);
 603         c = c->GetNext();
 604     }
 605     return NULL;
 606 }
 607
 608
 609
 610 void wxHtmlContainerCell::InsertCell(wxHtmlCell *f)
 611 {
 612     if (!m_Cells) m_Cells = m_LastCell = f;
 613     else
 614     {
 615         m_LastCell->SetNext(f);
 616         m_LastCell = f;
 617         if (m_LastCell) while (m_LastCell->GetNext()) m_LastCell = m_LastCell->GetNext();
 618     }
 619     f->SetParent(this);
 620     m_LastLayout = -1;
 621 }
 622
 623
 624
 625 void wxHtmlContainerCell::SetAlign(const wxHtmlTag& tag)
 626 {
 627     if (tag.HasParam(wxT("ALIGN")))
 628     {
 629         wxString alg = tag.GetParam(wxT("ALIGN"));
 630         alg.MakeUpper();
 631         if (alg == wxT("CENTER"))
 632             SetAlignHor(wxHTML_ALIGN_CENTER);
 633         else if (alg == wxT("LEFT"))
 634             SetAlignHor(wxHTML_ALIGN_LEFT);
 635         else if (alg == wxT("JUSTIFY"))
 636             SetAlignHor(wxHTML_ALIGN_JUSTIFY);
 637         else if (alg == wxT("RIGHT"))
 638             SetAlignHor(wxHTML_ALIGN_RIGHT);
 639         m_LastLayout = -1;
 640     }
 641 }
 642
 643
 644
 645 void wxHtmlContainerCell::SetWidthFloat(const wxHtmlTag& tag, double pixel_scale)
 646 {
 647     if (tag.HasParam(wxT("WIDTH")))
 648     {
 649         int wdi;
 650         wxString wd = tag.GetParam(wxT("WIDTH"));
 651
 652         if (wd[wd.Length()-1] == wxT('%'))
 653             {
 654             wxSscanf(wd.c_str(), wxT("%i%%"), &wdi);
 655             SetWidthFloat(wdi, wxHTML_UNITS_PERCENT);
 656         }
 657         else
 658             {
 659             wxSscanf(wd.c_str(), wxT("%i"), &wdi);
 660             SetWidthFloat((int)(pixel_scale * (double)wdi), wxHTML_UNITS_PIXELS);
 661         }
 662         m_LastLayout = -1;
 663     }
 664 }
 665
 666
 667
 668 const wxHtmlCell* wxHtmlContainerCell::Find(int condition, const void* param) const
 669 {
 670     const wxHtmlCell *r = NULL;
 671
 672     if (m_Cells)
 673     {
 674         r = m_Cells->Find(condition, param);
 675         if (r) return r;
 676     }
 677
 678     return wxHtmlCell::Find(condition, param);
 679 }
 680
 681
 682
 683 void wxHtmlContainerCell::OnMouseClick(wxWindow *parent, int x, int y, const wxMouseEvent& event)
 684 {
 685     if (m_Cells)
 686     {
 687         wxHtmlCell *c = m_Cells;
 688         while (c)
 689             {
 690             if (    (c->GetPosX() <= x) &&
 691                     (c->GetPosY() <= y) &&
 692                     (c->GetPosX() + c->GetWidth() > x) &&
 693                     (c->GetPosY() + c->GetHeight() > y))
 694                     {
 695                 c->OnMouseClick(parent, x - c->GetPosX(), y - c->GetPosY(), event);
 696                 break;
 697             }
 698             c = c->GetNext();
 699         }
 700     }
 701 }
 702
 703
 704
 705
 706
 707 //--------------------------------------------------------------------------------
 708 // wxHtmlColourCell
 709 //--------------------------------------------------------------------------------
 710
 711 void wxHtmlColourCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
 712 {
 713     if (m_Flags & wxHTML_CLR_FOREGROUND)
 714         dc.SetTextForeground(m_Colour);
 715     if (m_Flags & wxHTML_CLR_BACKGROUND)
 716     {
 717         dc.SetBackground(wxBrush(m_Colour, wxSOLID));
 718         dc.SetTextBackground(m_Colour);
 719     }
 720     wxHtmlCell::Draw(dc, x, y, view_y1, view_y2);
 721 }
 722
 723 void wxHtmlColourCell::DrawInvisible(wxDC& dc, int x, int y)
 724 {
 725     if (m_Flags & wxHTML_CLR_FOREGROUND)
 726         dc.SetTextForeground(m_Colour);
 727     if (m_Flags & wxHTML_CLR_BACKGROUND)
 728     {
 729         dc.SetBackground(wxBrush(m_Colour, wxSOLID));
 730         dc.SetTextBackground(m_Colour);
 731     }
 732     wxHtmlCell::DrawInvisible(dc, x, y);
 733 }
 734
 735
 736
 737
 738 //--------------------------------------------------------------------------------
 739 // wxHtmlFontCell
 740 //--------------------------------------------------------------------------------
 741
 742 void wxHtmlFontCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
 743 {
 744     dc.SetFont(m_Font);
 745     wxHtmlCell::Draw(dc, x, y, view_y1, view_y2);
 746 }
 747
 748 void wxHtmlFontCell::DrawInvisible(wxDC& dc, int x, int y)
 749 {
 750     dc.SetFont(m_Font);
 751     wxHtmlCell::DrawInvisible(dc, x, y);
 752 }
 753
 754
 755
 756
 757
 758
 759
 760
 761 //--------------------------------------------------------------------------------
 762 // wxHtmlWidgetCell
 763 //--------------------------------------------------------------------------------
 764
 765 wxHtmlWidgetCell::wxHtmlWidgetCell(wxWindow *wnd, int w)
 766 {
 767     int sx, sy;
 768     m_Wnd = wnd;
 769     m_Wnd->GetSize(&sx, &sy);
 770     m_Width = sx, m_Height = sy;
 771     m_WidthFloat = w;
 772 }
 773
 774
 775 void wxHtmlWidgetCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
 776 {
 777     int absx = 0, absy = 0, stx, sty;
 778     wxHtmlCell *c = this;
 779
 780     while (c)
 781     {
 782         absx += c->GetPosX();
 783         absy += c->GetPosY();
 784         c = c->GetParent();
 785     }
 786
 787     ((wxScrolledWindow*)(m_Wnd->GetParent()))->GetViewStart(&stx, &sty);
 788     m_Wnd->SetSize(absx - wxHTML_SCROLL_STEP * stx, absy  - wxHTML_SCROLL_STEP * sty, m_Width, m_Height);
 789
 790     wxHtmlCell::Draw(dc, x, y, view_y1, view_y2);
 791 }
 792
 793
 794
 795 void wxHtmlWidgetCell::DrawInvisible(wxDC& dc, int x, int y)
 796 {
 797     int absx = 0, absy = 0, stx, sty;
 798     wxHtmlCell *c = this;
 799
 800     while (c)
 801     {
 802         absx += c->GetPosX();
 803         absy += c->GetPosY();
 804         c = c->GetParent();
 805     }
 806
 807     ((wxScrolledWindow*)(m_Wnd->GetParent()))->GetViewStart(&stx, &sty);
 808     m_Wnd->SetSize(absx - wxHTML_SCROLL_STEP * stx, absy  - wxHTML_SCROLL_STEP * sty, m_Width, m_Height);
 809
 810     wxHtmlCell::DrawInvisible(dc, x, y);
 811 }
 812
 813
 814
 815 void wxHtmlWidgetCell::Layout(int w)
 816 {
 817     if (m_WidthFloat != 0)
 818     {
 819         m_Width = (w * m_WidthFloat) / 100;
 820         m_Wnd->SetSize(m_Width, m_Height);
 821     }
 822
 823     wxHtmlCell::Layout(w);
 824 }
 825
 826 #endif