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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: font.cpp
3 // Purpose: wxFont class
4 // Author: David Webster
5 // Modified by:
6 // Created: 10/06/99
7 // RCS-ID: $Id$
8 // Copyright: (c) David Webster
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 // For compilers that support precompilation, includes "wx.h".
13 #include "wx/wxprec.h"
14
15 // ============================================================================
16 // declarations
17 // ============================================================================
18
19 // ----------------------------------------------------------------------------
20 // headers
21 // ----------------------------------------------------------------------------
22
23 #ifndef WX_PRECOMP
24 #include <stdio.h>
25 #include "wx/setup.h"
26 #include "wx/list.h"
27 #include "wx/utils.h"
28 #include "wx/app.h"
29 #include "wx/font.h"
30 #include "wx/log.h"
31 #endif // WX_PRECOMP
32
33 #include "wx/os2/private.h"
34
35 #include "wx/fontutil.h"
36 #include "wx/fontmap.h"
37 #include "wx/encinfo.h"
38
39 #include "wx/tokenzr.h"
40
41 #include <malloc.h>
42
43 IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
44
45 // ----------------------------------------------------------------------------
46 // wxFontRefData - the internal description of the font
47 // ----------------------------------------------------------------------------
48
49 class WXDLLEXPORT wxFontRefData: public wxGDIRefData
50 {
51 public:
52 wxFontRefData()
53 {
54 Init(-1, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL, FALSE,
55 wxEmptyString, wxFONTENCODING_DEFAULT);
56 }
57
58 wxFontRefData( int nSize
59 ,int nFamily
60 ,int nStyle
61 ,int nWeight
62 ,bool bUnderlined
63 ,const wxString& sFaceName
64 ,wxFontEncoding vEncoding
65 )
66 {
67 Init( nSize
68 ,nFamily
69 ,nStyle
70 ,nWeight
71 ,bUnderlined
72 ,sFaceName
73 ,vEncoding
74 );
75 }
76
77 wxFontRefData( const wxNativeFontInfo& rInfo
78 ,WXHFONT hFont = 0
79 ,WXHANDLE hPS = 0
80 )
81 {
82 Init( rInfo
83 ,hFont
84 ,hPS
85 );
86 }
87
88 wxFontRefData(const wxFontRefData& rData)
89 {
90 Init( rData.m_nPointSize
91 ,rData.m_nFamily
92 ,rData.m_nStyle
93 ,rData.m_nWeight
94 ,rData.m_bUnderlined
95 ,rData.m_sFaceName
96 ,rData.m_vEncoding
97 );
98 m_nFontId = rData.m_nFontId;
99 }
100
101 virtual ~wxFontRefData();
102
103 //
104 // Operations
105 //
106 bool Alloc(wxFont* pFont);
107 void Free(void);
108
109 //
110 // All wxFont accessors
111 //
112 inline int GetPointSize(void) const
113 {
114 //
115 // We don't use the actual native font point size since it is
116 // the chosen physical font, which is usually only and approximation
117 // of the desired outline font. The actual displayable point size
118 // is the one stored in the refData
119 //
120 return m_nPointSize;
121 }
122
123 inline int GetFamily(void) const
124 {
125 return m_nFamily;
126 }
127
128 inline int GetStyle(void) const
129 {
130 return m_bNativeFontInfoOk ? m_vNativeFontInfo.GetStyle()
131 : m_nStyle;
132 }
133
134 inline int GetWeight(void) const
135 {
136 return m_bNativeFontInfoOk ? m_vNativeFontInfo.GetWeight()
137 : m_nWeight;
138 }
139
140 inline bool GetUnderlined(void) const
141 {
142 return m_bNativeFontInfoOk ? m_vNativeFontInfo.GetUnderlined()
143 : m_bUnderlined;
144 }
145
146 inline wxString GetFaceName(void) const
147 {
148 wxString sFaceName;
149
150 if (m_bNativeFontInfoOk)
151 sFaceName = m_vNativeFontInfo.GetFaceName();
152 else
153 sFaceName = m_sFaceName;
154
155 return sFaceName;
156 }
157
158 inline wxFontEncoding GetEncoding(void) const
159 {
160 return m_bNativeFontInfoOk ? m_vNativeFontInfo.GetEncoding()
161 : m_vEncoding;
162 }
163
164 inline WXHFONT GetHFONT(void) const { return m_hFont; }
165 inline HPS GetPS(void) const { return m_hPS; }
166 inline PFONTMETRICS GetFM(void) const { return m_pFM; }
167 inline int GetNumFonts(void) const { return m_nNumFonts; }
168
169 // ... and setters
170 inline void SetPointSize(int nPointSize)
171 {
172 if (m_bNativeFontInfoOk)
173 m_vNativeFontInfo.SetPointSize(nPointSize);
174 else
175 m_nPointSize = nPointSize;
176 }
177
178 inline void SetFamily(int nFamily)
179 {
180 m_nFamily = nFamily;
181 }
182
183 inline void SetStyle(int nStyle)
184 {
185 if (m_bNativeFontInfoOk)
186 m_vNativeFontInfo.SetStyle((wxFontStyle)nStyle);
187 else
188 m_nStyle = nStyle;
189 }
190
191 inline void SetWeight(int nWeight)
192 {
193 if (m_bNativeFontInfoOk)
194 m_vNativeFontInfo.SetWeight((wxFontWeight)nWeight);
195 else
196 m_nWeight = nWeight;
197 }
198
199 inline void SetFaceName(const wxString& sFaceName)
200 {
201 if (m_bNativeFontInfoOk)
202 m_vNativeFontInfo.SetFaceName(sFaceName);
203 else
204 m_sFaceName = sFaceName;
205 }
206
207 inline void SetUnderlined(bool bUnderlined)
208 {
209 if (m_bNativeFontInfoOk)
210 m_vNativeFontInfo.SetUnderlined(bUnderlined);
211 else
212 m_bUnderlined = bUnderlined;
213 }
214
215 inline void SetEncoding(wxFontEncoding vEncoding)
216 {
217 if (m_bNativeFontInfoOk)
218 m_vNativeFontInfo.SetEncoding(vEncoding);
219 else
220 m_vEncoding = vEncoding;
221 }
222
223 inline void SetPS(HPS hPS)
224 {
225 m_hPS = hPS;
226 }
227
228 inline void SetFM(PFONTMETRICS pFM)
229 {
230 m_pFM = pFM;
231 }
232
233 inline void SetNumFonts(int nNumFonts)
234 {
235 m_nNumFonts = nNumFonts;
236 }
237
238 //
239 // Native font info tests
240 //
241 bool HasNativeFontInfo() const { return m_bNativeFontInfoOk; }
242
243 const wxNativeFontInfo& GetNativeFontInfo() const
244 { return m_vNativeFontInfo; }
245
246 protected:
247 //
248 // Common part of all ctors
249 //
250 void Init( int nSize
251 ,int nFamily
252 ,int nStyle
253 ,int nWeight
254 ,bool bUnderlined
255 ,const wxString& rsFaceName
256 ,wxFontEncoding vEncoding
257 );
258
259 void Init( const wxNativeFontInfo& rInfo
260 ,WXHFONT hFont = 0
261 ,WXHANDLE hPS = 0
262 );
263 //
264 // If true, the pointer to the actual font is temporary and SHOULD NOT BE
265 // DELETED by destructor
266 //
267 bool m_bTemporary;
268 int m_nFontId;
269
270 //
271 // Font characterstics
272 //
273 int m_nPointSize;
274 int m_nFamily;
275 int m_nStyle;
276 int m_nWeight;
277 bool m_bUnderlined;
278 wxString m_sFaceName;
279 wxFontEncoding m_vEncoding;
280 WXHFONT m_hFont;
281
282 //
283 // Native font info
284 //
285 wxNativeFontInfo m_vNativeFontInfo;
286 bool m_bNativeFontInfoOk;
287
288 //
289 // Some PM specific stuff
290 //
291 PFONTMETRICS m_pFM; // array of FONTMETRICS structs
292 int m_nNumFonts; // number of fonts in array
293 HPS m_hPS; // PS handle this font belongs to
294 FATTRS m_vFattrs; // Current fattrs struct
295 FACENAMEDESC m_vFname; // Current facename struct
296 bool m_bInternalPS; // Internally generated PS?
297 }; // end of CLASS wxFontRefData
298
299 // ============================================================================
300 // implementation
301 // ============================================================================
302
303 // ----------------------------------------------------------------------------
304 // wxFontRefData
305 // ----------------------------------------------------------------------------
306
307 void wxFontRefData::Init(
308 int nPointSize
309 , int nFamily
310 , int nStyle
311 , int nWeight
312 , bool bUnderlined
313 , const wxString& rsFaceName
314 , wxFontEncoding vEncoding
315 )
316 {
317 m_nStyle = nStyle;
318 m_nPointSize = nPointSize;
319 m_nFamily = nFamily;
320 m_nStyle = nStyle;
321 m_nWeight = nWeight;
322 m_bUnderlined = bUnderlined;
323 m_sFaceName = rsFaceName;
324 m_vEncoding = vEncoding;
325 m_hFont = 0;
326
327 m_bNativeFontInfoOk = FALSE;
328
329 m_nFontId = 0;
330 m_bTemporary = FALSE;
331 m_pFM = (PFONTMETRICS)NULL;
332 m_hPS = NULLHANDLE;
333 m_nNumFonts = 0;
334 } // end of wxFontRefData::Init
335
336 void wxFontRefData::Init(
337 const wxNativeFontInfo& rInfo
338 , WXHFONT hFont //this is the FontId -- functions as the hFont for OS/2
339 , WXHANDLE hPS // Presentation Space we are using
340 )
341 {
342 //
343 // hFont may be zero, or it be passed in case we really want to
344 // use the exact font created in the underlying system
345 // (for example where we can't guarantee conversion from HFONT
346 // to LOGFONT back to HFONT)
347 //
348 m_hFont = hFont;
349 m_nFontId = (int)hFont;
350
351 m_bNativeFontInfoOk = true;
352 m_vNativeFontInfo = rInfo;
353
354 if (hPS == NULLHANDLE)
355 {
356 m_hPS = ::WinGetPS(HWND_DESKTOP);
357 m_bInternalPS = true;
358 }
359 else
360 m_hPS = (HPS)hPS;
361
362 m_nFontId = 0;
363 m_bTemporary = FALSE;
364 m_pFM = (PFONTMETRICS)NULL;
365 m_nNumFonts = 0;
366 } // end of wxFontRefData::Init
367
368 wxFontRefData::~wxFontRefData()
369 {
370 Free();
371 }
372
373 bool wxFontRefData::Alloc( wxFont* pFont )
374 {
375 wxString sFaceName;
376 long flId = m_hFont;
377 long lRc;
378 ERRORID vError;
379 wxString sError;
380
381 if (!m_bNativeFontInfoOk)
382 {
383 wxFillLogFont( &m_vNativeFontInfo.fa
384 ,&m_vNativeFontInfo.fn
385 ,&m_hPS
386 ,&m_bInternalPS
387 ,&flId
388 ,sFaceName
389 ,pFont
390 );
391 m_bNativeFontInfoOk = true;
392 }
393 else
394 {
395 if (flId == 0L)
396 flId = 1L;
397 else
398 flId++;
399 if (flId > 254)
400 flId = 1L;
401 }
402 if((lRc = ::GpiCreateLogFont( m_hPS
403 ,NULL
404 ,flId
405 ,&m_vNativeFontInfo.fa
406 )) != GPI_ERROR)
407 {
408 m_hFont = (WXHFONT)flId;
409 m_nFontId = flId;
410 }
411 if (!m_hFont)
412 {
413 vError = ::WinGetLastError(vHabmain);
414 sError = wxPMErrorToStr(vError);
415 wxLogLastError(wxT("CreateFont"));
416 }
417
418 ::GpiSetCharSet(m_hPS, flId); // sets font for presentation space
419 ::GpiQueryFontMetrics(m_hPS, sizeof(FONTMETRICS), &m_vNativeFontInfo.fm);
420
421 //
422 // Set refData members with the results
423 //
424 memcpy(&m_vFattrs, &m_vNativeFontInfo.fa, sizeof(m_vFattrs));
425 memcpy(&m_vFname, &m_vNativeFontInfo.fn, sizeof(m_vFname));
426 //
427 // Going to leave the point size alone. Mostly we use outline fonts
428 // that can be set to any point size inside of Presentation Parameters,
429 // regardless of whether or not the actual font is registered in the system.
430 // The GpiCreateLogFont will do enough by selecting the right family,
431 // and face name.
432 //
433 if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "Times New Roman") == 0)
434 m_nFamily = wxROMAN;
435 else if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "Times New Roman MT 30") == 0)
436 m_nFamily = wxROMAN;
437 else if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "@Times New Roman MT 30") == 0)
438 m_nFamily = wxROMAN;
439 else if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "Tms Rmn") == 0)
440 m_nFamily = wxROMAN;
441 else if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "WarpSans") == 0)
442 m_nFamily = wxDECORATIVE;
443 else if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "Helvetica") == 0)
444 m_nFamily = wxSWISS;
445 else if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "Helv") == 0)
446 m_nFamily = wxSWISS;
447 else if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "Script") == 0)
448 m_nFamily = wxSCRIPT;
449 else if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "Courier New") == 0)
450 m_nFamily = wxTELETYPE;
451 else if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "Courier") == 0)
452 m_nFamily = wxTELETYPE;
453 else if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "System Monospaced") == 0)
454 m_nFamily = wxTELETYPE;
455 else if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "System VIO") == 0)
456 m_nFamily = wxMODERN;
457 else if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "System Proportional") == 0)
458 m_nFamily = wxMODERN;
459 else if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "Arial") == 0)
460 m_nFamily = wxSWISS;
461 else if (strcmp(m_vNativeFontInfo.fm.szFamilyname, "Swiss") == 0)
462 m_nFamily = wxSWISS;
463 else
464 m_nFamily = wxSWISS;
465
466 if (m_vNativeFontInfo.fa.fsSelection & FATTR_SEL_ITALIC)
467 m_nStyle = wxFONTSTYLE_ITALIC;
468 else
469 m_nStyle = wxFONTSTYLE_NORMAL;
470 switch(m_vNativeFontInfo.fn.usWeightClass)
471 {
472 case FWEIGHT_DONT_CARE:
473 m_nWeight = wxFONTWEIGHT_NORMAL;
474 break;
475
476 case FWEIGHT_NORMAL:
477 m_nWeight = wxFONTWEIGHT_NORMAL;
478 break;
479
480 case FWEIGHT_LIGHT:
481 m_nWeight = wxFONTWEIGHT_LIGHT;
482 break;
483
484 case FWEIGHT_BOLD:
485 m_nWeight = wxFONTWEIGHT_BOLD;
486 break;
487
488 case FWEIGHT_ULTRA_BOLD:
489 m_nWeight = wxFONTWEIGHT_MAX;
490 break;
491
492 default:
493 m_nWeight = wxFONTWEIGHT_NORMAL;
494 }
495 m_bUnderlined = ((m_vNativeFontInfo.fa.fsSelection & FATTR_SEL_UNDERSCORE) != 0);
496 m_sFaceName = (wxChar*)m_vNativeFontInfo.fa.szFacename;
497 m_vEncoding = wxGetFontEncFromCharSet(m_vNativeFontInfo.fa.usCodePage);
498
499 //
500 // We don't actuall keep the font around if using a temporary PS
501 //
502 if (m_bInternalPS)
503 {
504 if(m_hFont)
505 ::GpiDeleteSetId( m_hPS
506 ,flId
507 );
508
509 ::WinReleasePS(m_hPS);
510 }
511 else
512 //
513 // Select the font into the Presentation space
514 //
515 ::GpiSetCharSet(m_hPS, flId); // sets font for presentation space
516 return true;
517 } // end of wxFontRefData::Alloc
518
519 void wxFontRefData::Free()
520 {
521 if (m_pFM)
522 delete [] m_pFM;
523 m_pFM = (PFONTMETRICS)NULL;
524
525 if ( m_hFont )
526 {
527 ::GpiDeleteSetId(m_hPS, 1L); /* delete the logical font */
528 m_nFontId = 0;
529 m_hFont = 0;
530 }
531 if (m_bInternalPS)
532 ::WinReleasePS(m_hPS);
533 m_hPS = NULLHANDLE;
534 } // end of wxFontRefData::Free
535
536 // ----------------------------------------------------------------------------
537 // wxNativeFontInfo
538 // ----------------------------------------------------------------------------
539
540 void wxNativeFontInfo::Init()
541 {
542 memset(&fa, '\0', sizeof(FATTRS));
543 } // end of wxNativeFontInfo::Init
544
545 int wxNativeFontInfo::GetPointSize() const
546 {
547 return fm.lEmHeight;
548 } // end of wxNativeFontInfo::GetPointSize
549
550 wxFontStyle wxNativeFontInfo::GetStyle() const
551 {
552 return fa.fsSelection & FATTR_SEL_ITALIC ? wxFONTSTYLE_ITALIC : wxFONTSTYLE_NORMAL;
553 } // end of wxNativeFontInfo::GetStyle
554
555 wxFontWeight wxNativeFontInfo::GetWeight() const
556 {
557 switch(fn.usWeightClass)
558 {
559 case FWEIGHT_DONT_CARE:
560 return wxFONTWEIGHT_NORMAL;
561
562 case FWEIGHT_NORMAL:
563 return wxFONTWEIGHT_NORMAL;
564
565 case FWEIGHT_LIGHT:
566 return wxFONTWEIGHT_LIGHT;
567
568 case FWEIGHT_BOLD:
569 return wxFONTWEIGHT_BOLD;
570
571 case FWEIGHT_ULTRA_BOLD:
572 return wxFONTWEIGHT_MAX;
573 }
574 return wxFONTWEIGHT_NORMAL;
575 } // end of wxNativeFontInfo::GetWeight
576
577 bool wxNativeFontInfo::GetUnderlined() const
578 {
579 return ((fa.fsSelection & FATTR_SEL_UNDERSCORE) != 0);
580 } // end of wxNativeFontInfo::GetUnderlined
581
582 wxString wxNativeFontInfo::GetFaceName() const
583 {
584 return (wxChar*)fm.szFacename;
585 } // end of wxNativeFontInfo::GetFaceName
586
587 wxFontFamily wxNativeFontInfo::GetFamily() const
588 {
589 int nFamily;
590
591 //
592 // Extract family from facename
593 //
594 if (strcmp(fm.szFamilyname, "Times New Roman") == 0)
595 nFamily = wxROMAN;
596 else if (strcmp(fm.szFamilyname, "Times New Roman MT 30") == 0)
597 nFamily = wxROMAN;
598 else if (strcmp(fm.szFamilyname, "@Times New Roman MT 30") == 0)
599 nFamily = wxROMAN;
600 else if (strcmp(fm.szFamilyname, "Tms Rmn") == 0)
601 nFamily = wxROMAN;
602 else if (strcmp(fm.szFamilyname, "WarpSans") == 0)
603 nFamily = wxDECORATIVE;
604 else if (strcmp(fm.szFamilyname, "Helvetica") == 0)
605 nFamily = wxSWISS;
606 else if (strcmp(fm.szFamilyname, "Helv") == 0)
607 nFamily = wxSWISS;
608 else if (strcmp(fm.szFamilyname, "Script") == 0)
609 nFamily = wxSCRIPT;
610 else if (strcmp(fm.szFamilyname, "Courier New") == 0)
611 nFamily = wxTELETYPE;
612 else if (strcmp(fm.szFamilyname, "Courier") == 0)
613 nFamily = wxTELETYPE;
614 else if (strcmp(fm.szFamilyname, "System Monospaced") == 0)
615 nFamily = wxTELETYPE;
616 else if (strcmp(fm.szFamilyname, "System VIO") == 0)
617 nFamily = wxMODERN;
618 else if (strcmp(fm.szFamilyname, "System Proportional") == 0)
619 nFamily = wxMODERN;
620 else if (strcmp(fm.szFamilyname, "Arial") == 0)
621 nFamily = wxSWISS;
622 else if (strcmp(fm.szFamilyname, "Swiss") == 0)
623 nFamily = wxSWISS;
624 else
625 nFamily = wxSWISS;
626 return (wxFontFamily)nFamily;
627 } // end of wxNativeFontInfo::GetFamily
628
629 wxFontEncoding wxNativeFontInfo::GetEncoding() const
630 {
631 return wxGetFontEncFromCharSet(fa.usCodePage);
632 } // end of wxNativeFontInfo::GetEncoding
633
634 void wxNativeFontInfo::SetPointSize(
635 int nPointsize
636 )
637 {
638 fm.lEmHeight = (LONG)nPointsize;
639 } // end of wxNativeFontInfo::SetPointSize
640
641 void wxNativeFontInfo::SetStyle(
642 wxFontStyle eStyle
643 )
644 {
645 switch (eStyle)
646 {
647 default:
648 wxFAIL_MSG( _T("unknown font style") );
649 // fall through
650
651 case wxFONTSTYLE_NORMAL:
652 break;
653
654 case wxFONTSTYLE_ITALIC:
655 case wxFONTSTYLE_SLANT:
656 fa.fsSelection |= FATTR_SEL_ITALIC;
657 break;
658 }
659 } // end of wxNativeFontInfo::SetStyle
660
661 void wxNativeFontInfo::SetWeight(
662 wxFontWeight eWeight
663 )
664 {
665 switch (eWeight)
666 {
667 default:
668 wxFAIL_MSG( _T("unknown font weight") );
669 // fall through
670
671 case wxFONTWEIGHT_NORMAL:
672 fn.usWeightClass = FWEIGHT_NORMAL;
673 break;
674
675 case wxFONTWEIGHT_LIGHT:
676 fn.usWeightClass = FWEIGHT_LIGHT;
677 break;
678
679 case wxFONTWEIGHT_BOLD:
680 fn.usWeightClass = FWEIGHT_BOLD;
681 break;
682 }
683 } // end of wxNativeFontInfo::SetWeight
684
685 void wxNativeFontInfo::SetUnderlined(
686 bool bUnderlined
687 )
688 {
689 if(bUnderlined)
690 fa.fsSelection |= FATTR_SEL_UNDERSCORE;
691 } // end of wxNativeFontInfo::SetUnderlined
692
693 void wxNativeFontInfo::SetFaceName(
694 wxString sFacename
695 )
696 {
697 wxStrncpy((wxChar*)fa.szFacename, sFacename, WXSIZEOF(fa.szFacename));
698 } // end of wxNativeFontInfo::SetFaceName
699
700 void wxNativeFontInfo::SetFamily(
701 wxFontFamily eFamily
702 )
703 {
704 wxString sFacename;
705
706 switch (eFamily)
707 {
708 case wxSCRIPT:
709 sFacename = wxT("Tms Rmn");
710 break;
711
712 case wxDECORATIVE:
713 sFacename = wxT("WarpSans");
714 break;
715
716 case wxROMAN:
717 sFacename = wxT("Tms Rmn");
718 break;
719
720 case wxTELETYPE:
721 sFacename = wxT("Courier") ;
722 break;
723
724 case wxMODERN:
725 sFacename = wxT("System VIO") ;
726 break;
727
728 case wxSWISS:
729 sFacename = wxT("Helv") ;
730 break;
731
732 case wxDEFAULT:
733 default:
734 sFacename = wxT("System VIO") ;
735 }
736
737 if (!wxStrlen((wxChar*)fa.szFacename) )
738 {
739 SetFaceName(sFacename);
740 }
741 } // end of wxNativeFontInfo::SetFamily
742
743 void wxNativeFontInfo::SetEncoding( wxFontEncoding eEncoding )
744 {
745 wxNativeEncodingInfo vInfo;
746
747 if ( !wxGetNativeFontEncoding( eEncoding
748 ,&vInfo
749 ))
750 {
751 if (wxFontMapper::Get()->GetAltForEncoding( eEncoding
752 ,&vInfo
753 ))
754 {
755 if (!vInfo.facename.empty())
756 {
757 //
758 // If we have this encoding only in some particular facename, use
759 // the facename - it is better to show the correct characters in a
760 // wrong facename than unreadable text in a correct one
761 //
762 SetFaceName(vInfo.facename);
763 }
764 }
765 else
766 {
767 // unsupported encoding, replace with the default
768 vInfo.charset = 850;
769 }
770 }
771 fa.usCodePage = (USHORT)vInfo.charset;
772 } // end of wxNativeFontInfo::SetFaceName
773
774 bool wxNativeFontInfo::FromString( const wxString& rsStr )
775 {
776 long lVal;
777
778 wxStringTokenizer vTokenizer(rsStr, _T(";"));
779
780 //
781 // First the version
782 //
783 wxString sToken = vTokenizer.GetNextToken();
784
785 if (sToken != _T('0'))
786 return FALSE;
787
788 sToken = vTokenizer.GetNextToken();
789 if (!sToken.ToLong(&lVal))
790 return FALSE;
791 fm.lEmHeight = lVal;
792
793 sToken = vTokenizer.GetNextToken();
794 if (!sToken.ToLong(&lVal))
795 return FALSE;
796 fa.lAveCharWidth = lVal;
797
798 sToken = vTokenizer.GetNextToken();
799 if (!sToken.ToLong(&lVal))
800 return FALSE;
801 fa.fsSelection = (USHORT)lVal;
802
803 sToken = vTokenizer.GetNextToken();
804 if (!sToken.ToLong(&lVal))
805 return FALSE;
806 fa.fsType = (USHORT)lVal;
807
808 sToken = vTokenizer.GetNextToken();
809 if (!sToken.ToLong(&lVal))
810 return FALSE;
811 fa.fsFontUse = (USHORT)lVal;
812
813 sToken = vTokenizer.GetNextToken();
814 if (!sToken.ToLong(&lVal))
815 return FALSE;
816 fa.idRegistry = (USHORT)lVal;
817
818 sToken = vTokenizer.GetNextToken();
819 if (!sToken.ToLong(&lVal))
820 return FALSE;
821 fa.usCodePage = (USHORT)lVal;
822
823 sToken = vTokenizer.GetNextToken();
824 if (!sToken.ToLong(&lVal))
825 return FALSE;
826 fa.lMatch = lVal;
827
828 sToken = vTokenizer.GetNextToken();
829 if (!sToken.ToLong(&lVal))
830 return FALSE;
831 fn.usWeightClass = (USHORT)lVal;
832
833 sToken = vTokenizer.GetNextToken();
834 if(!sToken)
835 return FALSE;
836 wxStrcpy((wxChar*)fa.szFacename, sToken.c_str());
837 return true;
838 } // end of wxNativeFontInfo::FromString
839
840 wxString wxNativeFontInfo::ToString() const
841 {
842 wxString sStr;
843
844 sStr.Printf(_T("%d;%ld;%ld;%ld;%d;%d;%d;%d;%d;%ld;%d;%s"),
845 0, // version, in case we want to change the format later
846 fm.lEmHeight,
847 fa.lAveCharWidth,
848 fa.lMaxBaselineExt,
849 fa.fsSelection,
850 fa.fsType,
851 fa.fsFontUse,
852 fa.idRegistry,
853 fa.usCodePage,
854 fa.lMatch,
855 fn.usWeightClass,
856 fa.szFacename);
857 return sStr;
858 } // end of wxNativeFontInfo::ToString
859
860 // ----------------------------------------------------------------------------
861 // wxFont
862 // ----------------------------------------------------------------------------
863
864 void wxFont::Init()
865 {
866 } // end of wxFont::Init
867
868 bool wxFont::Create( const wxNativeFontInfo& rInfo,
869 WXHFONT hFont )
870 {
871 UnRef();
872 m_refData = new wxFontRefData( rInfo
873 ,hFont
874 );
875 RealizeResource();
876 return true;
877 } // end of wxFont::Create
878
879 wxFont::wxFont(
880 const wxString& rsFontdesc
881 )
882 {
883 wxNativeFontInfo vInfo;
884
885 if (vInfo.FromString(rsFontdesc))
886 (void)Create(vInfo);
887 } // end of wxFont::wxFont
888
889 // ----------------------------------------------------------------------------
890 // Constructor for a font. Note that the real construction is done
891 // in wxDC::SetFont, when information is available about scaling etc.
892 // ----------------------------------------------------------------------------
893 bool wxFont::Create( int nPointSize,
894 int nFamily,
895 int nStyle,
896 int nWeight,
897 bool bUnderlined,
898 const wxString& rsFaceName,
899 wxFontEncoding vEncoding )
900 {
901 UnRef();
902
903 //
904 // wxDEFAULT is a valid value for the font size too so we must treat it
905 // specially here (otherwise the size would be 70 == wxDEFAULT value)
906 //
907 if (nPointSize == wxDEFAULT)
908 {
909 nPointSize = wxNORMAL_FONT->GetPointSize();
910 }
911 m_refData = new wxFontRefData( nPointSize
912 ,nFamily
913 ,nStyle
914 ,nWeight
915 ,bUnderlined
916 ,rsFaceName
917 ,vEncoding
918 );
919 RealizeResource();
920 return true;
921 } // end of wxFont::Create
922
923 wxFont::~wxFont()
924 {
925 } // end of wxFont::~wxFont
926
927 // ----------------------------------------------------------------------------
928 // real implementation
929 // Boris' Kovalenko comments:
930 // Because OS/2 fonts are associated with PS we can not create the font
931 // here, but we may check that font definition is true
932 // ----------------------------------------------------------------------------
933
934 bool wxFont::RealizeResource()
935 {
936 if ( GetResourceHandle() )
937 {
938 return true;
939 }
940 return M_FONTDATA->Alloc(this);
941 } // end of wxFont::RealizeResource
942
943 bool wxFont::FreeResource( bool WXUNUSED(bForce) )
944 {
945 if (GetResourceHandle())
946 {
947 M_FONTDATA->Free();
948 return true;
949 }
950 return false;
951 } // end of wxFont::FreeResource
952
953 WXHANDLE wxFont::GetResourceHandle()
954 {
955 return GetHFONT();
956 } // end of wxFont::GetResourceHandle
957
958 WXHFONT wxFont::GetHFONT() const
959 {
960 return M_FONTDATA ? M_FONTDATA->GetHFONT() : 0;
961 } // end of wxFont::GetHFONT
962
963 bool wxFont::IsFree() const
964 {
965 return M_FONTDATA && (M_FONTDATA->GetHFONT() == 0);
966 } // end of wxFont::IsFree
967
968 void wxFont::Unshare()
969 {
970 // Don't change shared data
971 if ( !m_refData )
972 {
973 m_refData = new wxFontRefData();
974 }
975 else
976 {
977 wxFontRefData* ref = new wxFontRefData(*M_FONTDATA);
978 UnRef();
979 m_refData = ref;
980 }
981 } // end of wxFont::Unshare
982
983 // ----------------------------------------------------------------------------
984 // change font attribute: we recreate font when doing it
985 // ----------------------------------------------------------------------------
986
987 void wxFont::SetPointSize(
988 int nPointSize
989 )
990 {
991 Unshare();
992
993 M_FONTDATA->SetPointSize(nPointSize);
994
995 RealizeResource();
996 } // end of wxFont::SetPointSize
997
998 void wxFont::SetFamily(
999 int nFamily
1000 )
1001 {
1002 Unshare();
1003
1004 M_FONTDATA->SetFamily(nFamily);
1005
1006 RealizeResource();
1007 } // end of wxFont::SetFamily
1008
1009 void wxFont::SetStyle(
1010 int nStyle
1011 )
1012 {
1013 Unshare();
1014
1015 M_FONTDATA->SetStyle(nStyle);
1016
1017 RealizeResource();
1018 } // end of wxFont::SetStyle
1019
1020 void wxFont::SetWeight(
1021 int nWeight
1022 )
1023 {
1024 Unshare();
1025
1026 M_FONTDATA->SetWeight(nWeight);
1027
1028 RealizeResource();
1029 } // end of wxFont::SetWeight
1030
1031 void wxFont::SetFaceName(
1032 const wxString& rsFaceName
1033 )
1034 {
1035 Unshare();
1036
1037 M_FONTDATA->SetFaceName(rsFaceName);
1038
1039 RealizeResource();
1040 } // end of wxFont::SetFaceName
1041
1042 void wxFont::SetUnderlined(
1043 bool bUnderlined
1044 )
1045 {
1046 Unshare();
1047
1048 M_FONTDATA->SetUnderlined(bUnderlined);
1049
1050 RealizeResource();
1051 } // end of wxFont::SetUnderlined
1052
1053 void wxFont::SetEncoding(
1054 wxFontEncoding vEncoding
1055 )
1056 {
1057 Unshare();
1058
1059 M_FONTDATA->SetEncoding(vEncoding);
1060
1061 RealizeResource();
1062 } // end of wxFont::SetEncoding
1063
1064 void wxFont::DoSetNativeFontInfo(
1065 const wxNativeFontInfo& rInfo
1066 )
1067 {
1068 Unshare();
1069
1070 FreeResource();
1071
1072 *M_FONTDATA = wxFontRefData(rInfo);
1073
1074 RealizeResource();
1075 }
1076
1077 // ----------------------------------------------------------------------------
1078 // accessors
1079 // ----------------------------------------------------------------------------
1080
1081 int wxFont::GetPointSize() const
1082 {
1083 wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
1084
1085 return M_FONTDATA->GetPointSize();
1086 } // end of wxFont::GetPointSize
1087
1088 int wxFont::GetFamily() const
1089 {
1090 wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
1091
1092 return M_FONTDATA->GetFamily();
1093 } // end of wxFont::GetFamily
1094
1095 int wxFont::GetStyle() const
1096 {
1097 wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
1098
1099 return M_FONTDATA->GetStyle();
1100 } // end of wxFont::GetStyle
1101
1102 int wxFont::GetWeight() const
1103 {
1104 wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
1105
1106 return M_FONTDATA->GetWeight();
1107 }
1108
1109 bool wxFont::GetUnderlined() const
1110 {
1111 wxCHECK_MSG( Ok(), FALSE, wxT("invalid font") );
1112
1113 return M_FONTDATA->GetUnderlined();
1114 } // end of wxFont::GetUnderlined
1115
1116 wxString wxFont::GetFaceName() const
1117 {
1118 wxCHECK_MSG( Ok(), wxT(""), wxT("invalid font") );
1119
1120 return M_FONTDATA->GetFaceName();
1121 } // end of wxFont::GetFaceName
1122
1123 wxFontEncoding wxFont::GetEncoding() const
1124 {
1125 wxCHECK_MSG( Ok(), wxFONTENCODING_DEFAULT, wxT("invalid font") );
1126
1127 return M_FONTDATA->GetEncoding();
1128 } // end of wxFont::GetEncoding
1129
1130 const wxNativeFontInfo* wxFont::GetNativeFontInfo() const
1131 {
1132 return M_FONTDATA->HasNativeFontInfo() ? &(M_FONTDATA->GetNativeFontInfo())
1133 : NULL;
1134 } // end of wxFont::GetNativeFontInfo
1135
1136 //
1137 // Internal use only method to set the FONTMETRICS array
1138 //
1139 void wxFont::SetFM(
1140 PFONTMETRICS pFM
1141 , int nNumFonts
1142 )
1143 {
1144 M_FONTDATA->SetFM(pFM);
1145 M_FONTDATA->SetNumFonts(nNumFonts);
1146 } // end of wxFont::SetFM
1147
1148
1149 void wxFont::SetPS(
1150 HPS hPS
1151 )
1152 {
1153 Unshare();
1154
1155 M_FONTDATA->SetPS(hPS);
1156
1157 RealizeResource();
1158 } // end of wxFont::SetPS