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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/msw/font.cpp | |
3 | // Purpose: wxFont class | |
4 | // Author: Julian Smart | |
5 | // Modified by: | |
6 | // Created: 01/02/97 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) wxWidgets team | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // ============================================================================ | |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
19 | ||
20 | // For compilers that support precompilation, includes "wx.h". | |
21 | #include "wx/wxprec.h" | |
22 | ||
23 | #ifdef __BORLANDC__ | |
24 | #pragma hdrstop | |
25 | #endif | |
26 | ||
27 | #include "wx/font.h" | |
28 | ||
29 | #ifndef WX_PRECOMP | |
30 | #include "wx/list.h" | |
31 | #include "wx/utils.h" | |
32 | #include "wx/app.h" | |
33 | #include "wx/log.h" | |
34 | #include "wx/encinfo.h" | |
35 | #endif // WX_PRECOMP | |
36 | ||
37 | #include "wx/msw/private.h" | |
38 | ||
39 | #include "wx/fontutil.h" | |
40 | #include "wx/fontmap.h" | |
41 | ||
42 | #include "wx/tokenzr.h" | |
43 | ||
44 | #if wxUSE_EXTENDED_RTTI | |
45 | ||
46 | wxBEGIN_ENUM( wxFontFamily ) | |
47 | wxENUM_MEMBER( wxDEFAULT ) | |
48 | wxENUM_MEMBER( wxDECORATIVE ) | |
49 | wxENUM_MEMBER( wxROMAN ) | |
50 | wxENUM_MEMBER( wxSCRIPT ) | |
51 | wxENUM_MEMBER( wxSWISS ) | |
52 | wxENUM_MEMBER( wxMODERN ) | |
53 | wxENUM_MEMBER( wxTELETYPE ) | |
54 | wxEND_ENUM( wxFontFamily ) | |
55 | ||
56 | wxBEGIN_ENUM( wxFontStyle ) | |
57 | wxENUM_MEMBER( wxNORMAL ) | |
58 | wxENUM_MEMBER( wxITALIC ) | |
59 | wxENUM_MEMBER( wxSLANT ) | |
60 | wxEND_ENUM( wxFontStyle ) | |
61 | ||
62 | wxBEGIN_ENUM( wxFontWeight ) | |
63 | wxENUM_MEMBER( wxNORMAL ) | |
64 | wxENUM_MEMBER( wxLIGHT ) | |
65 | wxENUM_MEMBER( wxBOLD ) | |
66 | wxEND_ENUM( wxFontWeight ) | |
67 | ||
68 | IMPLEMENT_DYNAMIC_CLASS_WITH_COPY_XTI(wxFont, wxGDIObject,"wx/font.h") | |
69 | ||
70 | wxBEGIN_PROPERTIES_TABLE(wxFont) | |
71 | wxPROPERTY( Size,int, SetPointSize, GetPointSize, 12 , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) | |
72 | wxPROPERTY( Family, int , SetFamily, GetFamily, (int)wxDEFAULT , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // wxFontFamily | |
73 | wxPROPERTY( Style, int , SetStyle, GetStyle, (int)wxNORMAL , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // wxFontStyle | |
74 | wxPROPERTY( Weight, int , SetWeight, GetWeight, (int)wxNORMAL , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // wxFontWeight | |
75 | wxPROPERTY( Underlined, bool , SetUnderlined, GetUnderlined, false , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) | |
76 | wxPROPERTY( Face, wxString , SetFaceName, GetFaceName, EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) | |
77 | wxPROPERTY( Encoding, wxFontEncoding , SetEncoding, GetEncoding, wxFONTENCODING_DEFAULT , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) | |
78 | wxEND_PROPERTIES_TABLE() | |
79 | ||
80 | wxCONSTRUCTOR_6( wxFont , int , Size , int , Family , int , Style , int , Weight , bool , Underlined , wxString , Face ) | |
81 | ||
82 | wxBEGIN_HANDLERS_TABLE(wxFont) | |
83 | wxEND_HANDLERS_TABLE() | |
84 | ||
85 | #else | |
86 | IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject) | |
87 | #endif | |
88 | ||
89 | ||
90 | // ---------------------------------------------------------------------------- | |
91 | // constants | |
92 | // ---------------------------------------------------------------------------- | |
93 | ||
94 | // the mask used to extract the pitch from LOGFONT::lfPitchAndFamily field | |
95 | static const int PITCH_MASK = FIXED_PITCH | VARIABLE_PITCH; | |
96 | ||
97 | // ---------------------------------------------------------------------------- | |
98 | // wxFontRefData - the internal description of the font | |
99 | // ---------------------------------------------------------------------------- | |
100 | ||
101 | class WXDLLEXPORT wxFontRefData: public wxGDIRefData | |
102 | { | |
103 | public: | |
104 | // constructors | |
105 | wxFontRefData() | |
106 | { | |
107 | Init(-1, wxSize(0,0), false, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL, | |
108 | wxFONTWEIGHT_NORMAL, false, wxEmptyString, | |
109 | wxFONTENCODING_DEFAULT); | |
110 | } | |
111 | ||
112 | wxFontRefData(int size, | |
113 | const wxSize& pixelSize, | |
114 | bool sizeUsingPixels, | |
115 | int family, | |
116 | int style, | |
117 | int weight, | |
118 | bool underlined, | |
119 | const wxString& faceName, | |
120 | wxFontEncoding encoding) | |
121 | { | |
122 | Init(size, pixelSize, sizeUsingPixels, family, style, weight, | |
123 | underlined, faceName, encoding); | |
124 | } | |
125 | ||
126 | wxFontRefData(const wxNativeFontInfo& info, WXHFONT hFont = 0) | |
127 | { | |
128 | Init(info, hFont); | |
129 | } | |
130 | ||
131 | wxFontRefData(const wxFontRefData& data) : wxGDIRefData() | |
132 | { | |
133 | if ( data.m_nativeFontInfoOk ) | |
134 | { | |
135 | Init(data.m_nativeFontInfo); | |
136 | } | |
137 | else | |
138 | { | |
139 | Init(data.m_pointSize, data.m_pixelSize, data.m_sizeUsingPixels, | |
140 | data.m_family, data.m_style, data.m_weight, | |
141 | data.m_underlined, data.m_faceName, data.m_encoding); | |
142 | } | |
143 | } | |
144 | ||
145 | virtual ~wxFontRefData(); | |
146 | ||
147 | // operations | |
148 | bool Alloc(wxFont *font); | |
149 | ||
150 | void Free(); | |
151 | ||
152 | // all wxFont accessors | |
153 | int GetPointSize() const | |
154 | { | |
155 | return m_nativeFontInfoOk ? m_nativeFontInfo.GetPointSize() | |
156 | : m_pointSize; | |
157 | } | |
158 | ||
159 | wxSize GetPixelSize() const | |
160 | { | |
161 | return m_nativeFontInfoOk ? m_nativeFontInfo.GetPixelSize() | |
162 | : m_pixelSize; | |
163 | } | |
164 | ||
165 | bool IsUsingSizeInPixels() const | |
166 | { | |
167 | return m_nativeFontInfoOk ? true : m_sizeUsingPixels; | |
168 | } | |
169 | ||
170 | int GetFamily() const | |
171 | { | |
172 | return m_family; | |
173 | } | |
174 | ||
175 | int GetStyle() const | |
176 | { | |
177 | return m_nativeFontInfoOk ? m_nativeFontInfo.GetStyle() | |
178 | : m_style; | |
179 | } | |
180 | ||
181 | int GetWeight() const | |
182 | { | |
183 | return m_nativeFontInfoOk ? m_nativeFontInfo.GetWeight() | |
184 | : m_weight; | |
185 | } | |
186 | ||
187 | bool GetUnderlined() const | |
188 | { | |
189 | return m_nativeFontInfoOk ? m_nativeFontInfo.GetUnderlined() | |
190 | : m_underlined; | |
191 | } | |
192 | ||
193 | wxString GetFaceName() const | |
194 | { | |
195 | wxString s; | |
196 | if ( m_nativeFontInfoOk ) | |
197 | s = m_nativeFontInfo.GetFaceName(); | |
198 | else | |
199 | s = m_faceName; | |
200 | ||
201 | return s; | |
202 | } | |
203 | ||
204 | wxFontEncoding GetEncoding() const | |
205 | { | |
206 | return m_nativeFontInfoOk ? m_nativeFontInfo.GetEncoding() | |
207 | : m_encoding; | |
208 | } | |
209 | ||
210 | WXHFONT GetHFONT() const { return m_hFont; } | |
211 | ||
212 | // ... and setters | |
213 | void SetPointSize(int pointSize) | |
214 | { | |
215 | if ( m_nativeFontInfoOk ) | |
216 | { | |
217 | m_nativeFontInfo.SetPointSize(pointSize); | |
218 | } | |
219 | else | |
220 | { | |
221 | m_pointSize = pointSize; | |
222 | m_sizeUsingPixels = false; | |
223 | } | |
224 | } | |
225 | ||
226 | void SetPixelSize(const wxSize& pixelSize) | |
227 | { | |
228 | if ( m_nativeFontInfoOk ) | |
229 | { | |
230 | m_nativeFontInfo.SetPixelSize(pixelSize); | |
231 | } | |
232 | else | |
233 | { | |
234 | m_pixelSize = pixelSize; | |
235 | m_sizeUsingPixels = true; | |
236 | } | |
237 | } | |
238 | ||
239 | void SetFamily(int family) | |
240 | { | |
241 | m_family = family; | |
242 | } | |
243 | ||
244 | void SetStyle(int style) | |
245 | { | |
246 | if ( m_nativeFontInfoOk ) | |
247 | m_nativeFontInfo.SetStyle((wxFontStyle)style); | |
248 | else | |
249 | m_style = style; | |
250 | } | |
251 | ||
252 | void SetWeight(int weight) | |
253 | { | |
254 | if ( m_nativeFontInfoOk ) | |
255 | m_nativeFontInfo.SetWeight((wxFontWeight)weight); | |
256 | else | |
257 | m_weight = weight; | |
258 | } | |
259 | ||
260 | bool SetFaceName(const wxString& faceName) | |
261 | { | |
262 | if ( m_nativeFontInfoOk ) | |
263 | return m_nativeFontInfo.SetFaceName(faceName); | |
264 | ||
265 | m_faceName = faceName; | |
266 | return true; | |
267 | } | |
268 | ||
269 | void SetUnderlined(bool underlined) | |
270 | { | |
271 | if ( m_nativeFontInfoOk ) | |
272 | m_nativeFontInfo.SetUnderlined(underlined); | |
273 | else | |
274 | m_underlined = underlined; | |
275 | } | |
276 | ||
277 | void SetEncoding(wxFontEncoding encoding) | |
278 | { | |
279 | if ( m_nativeFontInfoOk ) | |
280 | m_nativeFontInfo.SetEncoding(encoding); | |
281 | else | |
282 | m_encoding = encoding; | |
283 | } | |
284 | ||
285 | // native font info tests | |
286 | bool HasNativeFontInfo() const { return m_nativeFontInfoOk; } | |
287 | ||
288 | const wxNativeFontInfo& GetNativeFontInfo() const | |
289 | { return m_nativeFontInfo; } | |
290 | ||
291 | protected: | |
292 | // common part of all ctors | |
293 | void Init(int size, | |
294 | const wxSize& pixelSize, | |
295 | bool sizeUsingPixels, | |
296 | int family, | |
297 | int style, | |
298 | int weight, | |
299 | bool underlined, | |
300 | const wxString& faceName, | |
301 | wxFontEncoding encoding); | |
302 | ||
303 | void Init(const wxNativeFontInfo& info, WXHFONT hFont = 0); | |
304 | ||
305 | // font characterstics | |
306 | int m_pointSize; | |
307 | wxSize m_pixelSize; | |
308 | bool m_sizeUsingPixels; | |
309 | int m_family; | |
310 | int m_style; | |
311 | int m_weight; | |
312 | bool m_underlined; | |
313 | wxString m_faceName; | |
314 | wxFontEncoding m_encoding; | |
315 | ||
316 | // Windows font handle | |
317 | WXHFONT m_hFont; | |
318 | ||
319 | // Native font info | |
320 | wxNativeFontInfo m_nativeFontInfo; | |
321 | bool m_nativeFontInfoOk; | |
322 | }; | |
323 | ||
324 | // ============================================================================ | |
325 | // implementation | |
326 | // ============================================================================ | |
327 | ||
328 | // ---------------------------------------------------------------------------- | |
329 | // wxFontRefData | |
330 | // ---------------------------------------------------------------------------- | |
331 | ||
332 | void wxFontRefData::Init(int pointSize, | |
333 | const wxSize& pixelSize, | |
334 | bool sizeUsingPixels, | |
335 | int family, | |
336 | int style, | |
337 | int weight, | |
338 | bool underlined, | |
339 | const wxString& faceName, | |
340 | wxFontEncoding encoding) | |
341 | { | |
342 | m_style = style; | |
343 | m_pointSize = pointSize == -1 ? wxNORMAL_FONT->GetPointSize() : pointSize; | |
344 | m_pixelSize = pixelSize; | |
345 | m_sizeUsingPixels = sizeUsingPixels; | |
346 | m_family = family; | |
347 | m_style = style; | |
348 | m_weight = weight; | |
349 | m_underlined = underlined; | |
350 | m_faceName = faceName; | |
351 | m_encoding = encoding; | |
352 | ||
353 | m_hFont = 0; | |
354 | ||
355 | m_nativeFontInfoOk = false; | |
356 | } | |
357 | ||
358 | void wxFontRefData::Init(const wxNativeFontInfo& info, WXHFONT hFont) | |
359 | { | |
360 | // hFont may be zero, or it be passed in case we really want to | |
361 | // use the exact font created in the underlying system | |
362 | // (for example where we can't guarantee conversion from HFONT | |
363 | // to LOGFONT back to HFONT) | |
364 | m_hFont = hFont; | |
365 | ||
366 | m_nativeFontInfoOk = true; | |
367 | m_nativeFontInfo = info; | |
368 | // This is the best we can do since we don't have the | |
369 | // correct information at this point. | |
370 | m_family = wxSWISS; | |
371 | } | |
372 | ||
373 | wxFontRefData::~wxFontRefData() | |
374 | { | |
375 | Free(); | |
376 | } | |
377 | ||
378 | bool wxFontRefData::Alloc(wxFont *font) | |
379 | { | |
380 | if ( !m_nativeFontInfoOk ) | |
381 | { | |
382 | wxFillLogFont(&m_nativeFontInfo.lf, font); | |
383 | m_nativeFontInfoOk = true; | |
384 | } | |
385 | ||
386 | HFONT hfont = ::CreateFontIndirect(&m_nativeFontInfo.lf); | |
387 | if ( !hfont ) | |
388 | { | |
389 | wxLogLastError(wxT("CreateFont")); | |
390 | return false; | |
391 | } | |
392 | ||
393 | m_hFont = (WXHFONT)hfont; | |
394 | return true; | |
395 | } | |
396 | ||
397 | void wxFontRefData::Free() | |
398 | { | |
399 | if ( m_hFont ) | |
400 | { | |
401 | if ( !::DeleteObject((HFONT) m_hFont) ) | |
402 | { | |
403 | wxLogLastError(wxT("DeleteObject(font)")); | |
404 | } | |
405 | ||
406 | m_hFont = 0; | |
407 | } | |
408 | } | |
409 | ||
410 | // ---------------------------------------------------------------------------- | |
411 | // wxNativeFontInfo | |
412 | // ---------------------------------------------------------------------------- | |
413 | ||
414 | void wxNativeFontInfo::Init() | |
415 | { | |
416 | wxZeroMemory(lf); | |
417 | ||
418 | // we get better font quality if we use this instead of DEFAULT_QUALITY | |
419 | // apparently without any drawbacks | |
420 | #ifdef __WXWINCE__ | |
421 | lf.lfQuality = CLEARTYPE_QUALITY; | |
422 | #else | |
423 | lf.lfQuality = PROOF_QUALITY; | |
424 | #endif | |
425 | } | |
426 | ||
427 | int wxNativeFontInfo::GetPointSize() const | |
428 | { | |
429 | // FIXME: using the screen here results in incorrect font size calculation | |
430 | // for printing! | |
431 | const int ppInch = ::GetDeviceCaps(ScreenHDC(), LOGPIXELSY); | |
432 | ||
433 | return (int) (((72.0*(double)abs(lf.lfHeight)) / (double) ppInch) + 0.5); | |
434 | } | |
435 | ||
436 | wxSize wxNativeFontInfo::GetPixelSize() const | |
437 | { | |
438 | wxSize ret; | |
439 | ret.SetHeight(lf.lfHeight); | |
440 | ret.SetWidth(lf.lfWidth); | |
441 | return ret; | |
442 | } | |
443 | ||
444 | wxFontStyle wxNativeFontInfo::GetStyle() const | |
445 | { | |
446 | return lf.lfItalic ? wxFONTSTYLE_ITALIC : wxFONTSTYLE_NORMAL; | |
447 | } | |
448 | ||
449 | wxFontWeight wxNativeFontInfo::GetWeight() const | |
450 | { | |
451 | if ( lf.lfWeight <= 300 ) | |
452 | return wxFONTWEIGHT_LIGHT; | |
453 | ||
454 | if ( lf.lfWeight >= 600 ) | |
455 | return wxFONTWEIGHT_BOLD; | |
456 | ||
457 | return wxFONTWEIGHT_NORMAL; | |
458 | } | |
459 | ||
460 | bool wxNativeFontInfo::GetUnderlined() const | |
461 | { | |
462 | return lf.lfUnderline != 0; | |
463 | } | |
464 | ||
465 | wxString wxNativeFontInfo::GetFaceName() const | |
466 | { | |
467 | return lf.lfFaceName; | |
468 | } | |
469 | ||
470 | wxFontFamily wxNativeFontInfo::GetFamily() const | |
471 | { | |
472 | wxFontFamily family; | |
473 | ||
474 | // extract family from pitch-and-family | |
475 | switch ( lf.lfPitchAndFamily & ~PITCH_MASK ) | |
476 | { | |
477 | case FF_ROMAN: | |
478 | family = wxFONTFAMILY_ROMAN; | |
479 | break; | |
480 | ||
481 | default: | |
482 | wxFAIL_MSG( _T("unknown LOGFONT::lfFamily value") ); | |
483 | // fall through | |
484 | ||
485 | case FF_SWISS: | |
486 | family = wxFONTFAMILY_SWISS; | |
487 | break; | |
488 | ||
489 | case FF_SCRIPT: | |
490 | family = wxFONTFAMILY_SCRIPT; | |
491 | break; | |
492 | ||
493 | case FF_MODERN: | |
494 | family = wxFONTFAMILY_MODERN; | |
495 | break; | |
496 | ||
497 | case FF_DECORATIVE: | |
498 | family = wxFONTFAMILY_DECORATIVE; | |
499 | break; | |
500 | } | |
501 | ||
502 | return family; | |
503 | } | |
504 | ||
505 | wxFontEncoding wxNativeFontInfo::GetEncoding() const | |
506 | { | |
507 | return wxGetFontEncFromCharSet(lf.lfCharSet); | |
508 | } | |
509 | ||
510 | void wxNativeFontInfo::SetPointSize(int pointsize) | |
511 | { | |
512 | // FIXME: using the screen here results in incorrect font size calculation | |
513 | // for printing! | |
514 | const int ppInch = ::GetDeviceCaps(ScreenHDC(), LOGPIXELSY); | |
515 | ||
516 | lf.lfHeight = -(int)((pointsize*((double)ppInch)/72.0) + 0.5); | |
517 | } | |
518 | ||
519 | void wxNativeFontInfo::SetPixelSize(const wxSize& pixelSize) | |
520 | { | |
521 | lf.lfHeight = pixelSize.GetHeight(); | |
522 | lf.lfWidth = pixelSize.GetWidth(); | |
523 | } | |
524 | ||
525 | ||
526 | void wxNativeFontInfo::SetStyle(wxFontStyle style) | |
527 | { | |
528 | switch ( style ) | |
529 | { | |
530 | default: | |
531 | wxFAIL_MSG( _T("unknown font style") ); | |
532 | // fall through | |
533 | ||
534 | case wxFONTSTYLE_NORMAL: | |
535 | lf.lfItalic = FALSE; | |
536 | break; | |
537 | ||
538 | case wxFONTSTYLE_ITALIC: | |
539 | case wxFONTSTYLE_SLANT: | |
540 | lf.lfItalic = TRUE; | |
541 | break; | |
542 | } | |
543 | } | |
544 | ||
545 | void wxNativeFontInfo::SetWeight(wxFontWeight weight) | |
546 | { | |
547 | switch ( weight ) | |
548 | { | |
549 | default: | |
550 | wxFAIL_MSG( _T("unknown font weight") ); | |
551 | // fall through | |
552 | ||
553 | case wxFONTWEIGHT_NORMAL: | |
554 | lf.lfWeight = FW_NORMAL; | |
555 | break; | |
556 | ||
557 | case wxFONTWEIGHT_LIGHT: | |
558 | lf.lfWeight = FW_LIGHT; | |
559 | break; | |
560 | ||
561 | case wxFONTWEIGHT_BOLD: | |
562 | lf.lfWeight = FW_BOLD; | |
563 | break; | |
564 | } | |
565 | } | |
566 | ||
567 | void wxNativeFontInfo::SetUnderlined(bool underlined) | |
568 | { | |
569 | lf.lfUnderline = underlined; | |
570 | } | |
571 | ||
572 | bool wxNativeFontInfo::SetFaceName(const wxString& facename) | |
573 | { | |
574 | size_t len = WXSIZEOF(lf.lfFaceName); | |
575 | wxStrncpy(lf.lfFaceName, facename, len); | |
576 | lf.lfFaceName[len - 1] = '\0'; // truncate the face name | |
577 | return true; | |
578 | } | |
579 | ||
580 | void wxNativeFontInfo::SetFamily(wxFontFamily family) | |
581 | { | |
582 | BYTE ff_family; | |
583 | wxArrayString facename; | |
584 | ||
585 | // the list of fonts associated with a family was partially | |
586 | // taken from http://www.codestyle.org/css/font-family | |
587 | ||
588 | switch ( family ) | |
589 | { | |
590 | case wxSCRIPT: | |
591 | ff_family = FF_SCRIPT; | |
592 | facename.Add(_T("Script")); | |
593 | facename.Add(_T("Brush Script MT")); | |
594 | facename.Add(_T("Comic Sans MS")); | |
595 | facename.Add(_T("Lucida Handwriting")); | |
596 | break; | |
597 | ||
598 | case wxDECORATIVE: | |
599 | ff_family = FF_DECORATIVE; | |
600 | facename.Add(_T("Old English Text MT")); | |
601 | facename.Add(_T("Comic Sans MS")); | |
602 | facename.Add(_T("Lucida Handwriting")); | |
603 | break; | |
604 | ||
605 | case wxROMAN: | |
606 | ff_family = FF_ROMAN; | |
607 | facename.Add(_T("Times New Roman")); | |
608 | facename.Add(_T("Georgia")); | |
609 | facename.Add(_T("Garamond")); | |
610 | facename.Add(_T("Bookman Old Style")); | |
611 | facename.Add(_T("Book Antiqua")); | |
612 | break; | |
613 | ||
614 | case wxTELETYPE: | |
615 | case wxMODERN: | |
616 | ff_family = FF_MODERN; | |
617 | facename.Add(_T("Courier New")); | |
618 | facename.Add(_T("Lucida Console")); | |
619 | facename.Add(_T("Andale Mono")); | |
620 | facename.Add(_T("OCR A Extended")); | |
621 | facename.Add(_T("Terminal")); | |
622 | break; | |
623 | ||
624 | case wxSWISS: | |
625 | ff_family = FF_SWISS; | |
626 | facename.Add(_T("Arial")); | |
627 | facename.Add(_T("Century Gothic")); | |
628 | facename.Add(_T("Lucida Sans Unicode")); | |
629 | facename.Add(_T("Tahoma")); | |
630 | facename.Add(_T("Trebuchet MS")); | |
631 | facename.Add(_T("Verdana")); | |
632 | break; | |
633 | ||
634 | case wxDEFAULT: | |
635 | default: | |
636 | { | |
637 | // We want Windows 2000 or later to have new fonts even MS Shell Dlg | |
638 | // is returned as default GUI font for compatibility | |
639 | int verMaj; | |
640 | ff_family = FF_SWISS; | |
641 | if(wxGetOsVersion(&verMaj) == wxWINDOWS_NT && verMaj >= 5) | |
642 | facename.Add(_T("MS Shell Dlg 2")); | |
643 | else | |
644 | facename.Add(_T("MS Shell Dlg")); | |
645 | ||
646 | // Quoting the MSDN: | |
647 | // "MS Shell Dlg is a mapping mechanism that enables | |
648 | // U.S. English Microsoft Windows NT, and Microsoft Windows 2000 to | |
649 | // support locales that have characters that are not contained in code | |
650 | // page 1252. It is not a font but a face name for a nonexistent font." | |
651 | } | |
652 | } | |
653 | ||
654 | lf.lfPitchAndFamily = (BYTE)(DEFAULT_PITCH) | ff_family; | |
655 | ||
656 | if ( !wxStrlen(lf.lfFaceName) ) | |
657 | { | |
658 | SetFaceName(facename); | |
659 | } | |
660 | } | |
661 | ||
662 | void wxNativeFontInfo::SetEncoding(wxFontEncoding encoding) | |
663 | { | |
664 | wxNativeEncodingInfo info; | |
665 | if ( !wxGetNativeFontEncoding(encoding, &info) ) | |
666 | { | |
667 | #if wxUSE_FONTMAP | |
668 | if ( wxFontMapper::Get()->GetAltForEncoding(encoding, &info) ) | |
669 | { | |
670 | if ( !info.facename.empty() ) | |
671 | { | |
672 | // if we have this encoding only in some particular facename, use | |
673 | // the facename - it is better to show the correct characters in a | |
674 | // wrong facename than unreadable text in a correct one | |
675 | SetFaceName(info.facename); | |
676 | } | |
677 | } | |
678 | else | |
679 | #endif // wxUSE_FONTMAP | |
680 | { | |
681 | // unsupported encoding, replace with the default | |
682 | info.charset = DEFAULT_CHARSET; | |
683 | } | |
684 | } | |
685 | ||
686 | lf.lfCharSet = (BYTE)info.charset; | |
687 | } | |
688 | ||
689 | bool wxNativeFontInfo::FromString(const wxString& s) | |
690 | { | |
691 | long l; | |
692 | ||
693 | wxStringTokenizer tokenizer(s, _T(";")); | |
694 | ||
695 | // first the version | |
696 | wxString token = tokenizer.GetNextToken(); | |
697 | if ( token != _T('0') ) | |
698 | return false; | |
699 | ||
700 | token = tokenizer.GetNextToken(); | |
701 | if ( !token.ToLong(&l) ) | |
702 | return false; | |
703 | lf.lfHeight = l; | |
704 | ||
705 | token = tokenizer.GetNextToken(); | |
706 | if ( !token.ToLong(&l) ) | |
707 | return false; | |
708 | lf.lfWidth = l; | |
709 | ||
710 | token = tokenizer.GetNextToken(); | |
711 | if ( !token.ToLong(&l) ) | |
712 | return false; | |
713 | lf.lfEscapement = l; | |
714 | ||
715 | token = tokenizer.GetNextToken(); | |
716 | if ( !token.ToLong(&l) ) | |
717 | return false; | |
718 | lf.lfOrientation = l; | |
719 | ||
720 | token = tokenizer.GetNextToken(); | |
721 | if ( !token.ToLong(&l) ) | |
722 | return false; | |
723 | lf.lfWeight = l; | |
724 | ||
725 | token = tokenizer.GetNextToken(); | |
726 | if ( !token.ToLong(&l) ) | |
727 | return false; | |
728 | lf.lfItalic = (BYTE)l; | |
729 | ||
730 | token = tokenizer.GetNextToken(); | |
731 | if ( !token.ToLong(&l) ) | |
732 | return false; | |
733 | lf.lfUnderline = (BYTE)l; | |
734 | ||
735 | token = tokenizer.GetNextToken(); | |
736 | if ( !token.ToLong(&l) ) | |
737 | return false; | |
738 | lf.lfStrikeOut = (BYTE)l; | |
739 | ||
740 | token = tokenizer.GetNextToken(); | |
741 | if ( !token.ToLong(&l) ) | |
742 | return false; | |
743 | lf.lfCharSet = (BYTE)l; | |
744 | ||
745 | token = tokenizer.GetNextToken(); | |
746 | if ( !token.ToLong(&l) ) | |
747 | return false; | |
748 | lf.lfOutPrecision = (BYTE)l; | |
749 | ||
750 | token = tokenizer.GetNextToken(); | |
751 | if ( !token.ToLong(&l) ) | |
752 | return false; | |
753 | lf.lfClipPrecision = (BYTE)l; | |
754 | ||
755 | token = tokenizer.GetNextToken(); | |
756 | if ( !token.ToLong(&l) ) | |
757 | return false; | |
758 | lf.lfQuality = (BYTE)l; | |
759 | ||
760 | token = tokenizer.GetNextToken(); | |
761 | if ( !token.ToLong(&l) ) | |
762 | return false; | |
763 | lf.lfPitchAndFamily = (BYTE)l; | |
764 | ||
765 | token = tokenizer.GetNextToken(); | |
766 | if(!token) | |
767 | return false; | |
768 | wxStrcpy(lf.lfFaceName, token.c_str()); | |
769 | ||
770 | return true; | |
771 | } | |
772 | ||
773 | wxString wxNativeFontInfo::ToString() const | |
774 | { | |
775 | wxString s; | |
776 | ||
777 | s.Printf(_T("%d;%ld;%ld;%ld;%ld;%ld;%d;%d;%d;%d;%d;%d;%d;%d;%s"), | |
778 | 0, // version, in case we want to change the format later | |
779 | lf.lfHeight, | |
780 | lf.lfWidth, | |
781 | lf.lfEscapement, | |
782 | lf.lfOrientation, | |
783 | lf.lfWeight, | |
784 | lf.lfItalic, | |
785 | lf.lfUnderline, | |
786 | lf.lfStrikeOut, | |
787 | lf.lfCharSet, | |
788 | lf.lfOutPrecision, | |
789 | lf.lfClipPrecision, | |
790 | lf.lfQuality, | |
791 | lf.lfPitchAndFamily, | |
792 | lf.lfFaceName); | |
793 | ||
794 | return s; | |
795 | } | |
796 | ||
797 | // ---------------------------------------------------------------------------- | |
798 | // wxFont | |
799 | // ---------------------------------------------------------------------------- | |
800 | ||
801 | bool wxFont::Create(const wxNativeFontInfo& info, WXHFONT hFont) | |
802 | { | |
803 | UnRef(); | |
804 | ||
805 | m_refData = new wxFontRefData(info, hFont); | |
806 | ||
807 | RealizeResource(); | |
808 | ||
809 | return true; | |
810 | } | |
811 | ||
812 | wxFont::wxFont(const wxString& fontdesc) | |
813 | { | |
814 | wxNativeFontInfo info; | |
815 | if ( info.FromString(fontdesc) ) | |
816 | (void)Create(info); | |
817 | } | |
818 | ||
819 | /* Constructor for a font. Note that the real construction is done | |
820 | * in wxDC::SetFont, when information is available about scaling etc. | |
821 | */ | |
822 | bool wxFont::DoCreate(int pointSize, | |
823 | const wxSize& pixelSize, | |
824 | bool sizeUsingPixels, | |
825 | int family, | |
826 | int style, | |
827 | int weight, | |
828 | bool underlined, | |
829 | const wxString& faceName, | |
830 | wxFontEncoding encoding) | |
831 | { | |
832 | UnRef(); | |
833 | ||
834 | // wxDEFAULT is a valid value for the font size too so we must treat it | |
835 | // specially here (otherwise the size would be 70 == wxDEFAULT value) | |
836 | if ( pointSize == wxDEFAULT ) | |
837 | { | |
838 | pointSize = wxNORMAL_FONT->GetPointSize(); | |
839 | } | |
840 | ||
841 | m_refData = new wxFontRefData(pointSize, pixelSize, sizeUsingPixels, | |
842 | family, style, weight, | |
843 | underlined, faceName, encoding); | |
844 | ||
845 | RealizeResource(); | |
846 | ||
847 | return true; | |
848 | } | |
849 | ||
850 | wxFont::~wxFont() | |
851 | { | |
852 | } | |
853 | ||
854 | // ---------------------------------------------------------------------------- | |
855 | // real implementation | |
856 | // ---------------------------------------------------------------------------- | |
857 | ||
858 | bool wxFont::RealizeResource() | |
859 | { | |
860 | if ( GetResourceHandle() ) | |
861 | { | |
862 | // VZ: the old code returned false in this case, but it doesn't seem | |
863 | // to make sense because the font _was_ created | |
864 | return true; | |
865 | } | |
866 | ||
867 | return M_FONTDATA->Alloc(this); | |
868 | } | |
869 | ||
870 | bool wxFont::FreeResource(bool WXUNUSED(force)) | |
871 | { | |
872 | if ( GetResourceHandle() ) | |
873 | { | |
874 | M_FONTDATA->Free(); | |
875 | ||
876 | return true; | |
877 | } | |
878 | ||
879 | return false; | |
880 | } | |
881 | ||
882 | WXHANDLE wxFont::GetResourceHandle() const | |
883 | { | |
884 | return (WXHANDLE)GetHFONT(); | |
885 | } | |
886 | ||
887 | WXHFONT wxFont::GetHFONT() const | |
888 | { | |
889 | return M_FONTDATA ? M_FONTDATA->GetHFONT() : 0; | |
890 | } | |
891 | ||
892 | bool wxFont::IsFree() const | |
893 | { | |
894 | return M_FONTDATA && (M_FONTDATA->GetHFONT() == 0); | |
895 | } | |
896 | ||
897 | void wxFont::Unshare() | |
898 | { | |
899 | // Don't change shared data | |
900 | if ( !m_refData ) | |
901 | { | |
902 | m_refData = new wxFontRefData(); | |
903 | } | |
904 | else | |
905 | { | |
906 | wxFontRefData* ref = new wxFontRefData(*M_FONTDATA); | |
907 | UnRef(); | |
908 | m_refData = ref; | |
909 | } | |
910 | } | |
911 | ||
912 | // ---------------------------------------------------------------------------- | |
913 | // change font attribute: we recreate font when doing it | |
914 | // ---------------------------------------------------------------------------- | |
915 | ||
916 | void wxFont::SetPointSize(int pointSize) | |
917 | { | |
918 | Unshare(); | |
919 | ||
920 | M_FONTDATA->SetPointSize(pointSize); | |
921 | ||
922 | RealizeResource(); | |
923 | } | |
924 | ||
925 | void wxFont::SetPixelSize(const wxSize& pixelSize) | |
926 | { | |
927 | Unshare(); | |
928 | ||
929 | M_FONTDATA->SetPixelSize(pixelSize); | |
930 | ||
931 | RealizeResource(); | |
932 | } | |
933 | ||
934 | void wxFont::SetFamily(int family) | |
935 | { | |
936 | Unshare(); | |
937 | ||
938 | M_FONTDATA->SetFamily(family); | |
939 | ||
940 | RealizeResource(); | |
941 | } | |
942 | ||
943 | void wxFont::SetStyle(int style) | |
944 | { | |
945 | Unshare(); | |
946 | ||
947 | M_FONTDATA->SetStyle(style); | |
948 | ||
949 | RealizeResource(); | |
950 | } | |
951 | ||
952 | void wxFont::SetWeight(int weight) | |
953 | { | |
954 | Unshare(); | |
955 | ||
956 | M_FONTDATA->SetWeight(weight); | |
957 | ||
958 | RealizeResource(); | |
959 | } | |
960 | ||
961 | bool wxFont::SetFaceName(const wxString& faceName) | |
962 | { | |
963 | Unshare(); | |
964 | ||
965 | bool refdataok = M_FONTDATA->SetFaceName(faceName); | |
966 | ||
967 | RealizeResource(); | |
968 | ||
969 | // NB: using win32's GetObject() API on M_FONTDATA->GetHFONT() | |
970 | // to retrieve a LOGFONT and then compare lf.lfFaceName | |
971 | // with given facename is not reliable at all: | |
972 | // Windows copies the facename given to ::CreateFontIndirect() | |
973 | // without any validity check. | |
974 | // Thus we use wxFontBase::SetFaceName to check if facename | |
975 | // is valid... | |
976 | return refdataok && wxFontBase::SetFaceName(faceName); | |
977 | } | |
978 | ||
979 | void wxFont::SetUnderlined(bool underlined) | |
980 | { | |
981 | Unshare(); | |
982 | ||
983 | M_FONTDATA->SetUnderlined(underlined); | |
984 | ||
985 | RealizeResource(); | |
986 | } | |
987 | ||
988 | void wxFont::SetEncoding(wxFontEncoding encoding) | |
989 | { | |
990 | Unshare(); | |
991 | ||
992 | M_FONTDATA->SetEncoding(encoding); | |
993 | ||
994 | RealizeResource(); | |
995 | } | |
996 | ||
997 | void wxFont::DoSetNativeFontInfo(const wxNativeFontInfo& info) | |
998 | { | |
999 | Unshare(); | |
1000 | ||
1001 | FreeResource(); | |
1002 | ||
1003 | *M_FONTDATA = wxFontRefData(info); | |
1004 | ||
1005 | RealizeResource(); | |
1006 | } | |
1007 | ||
1008 | // ---------------------------------------------------------------------------- | |
1009 | // accessors | |
1010 | // ---------------------------------------------------------------------------- | |
1011 | ||
1012 | int wxFont::GetPointSize() const | |
1013 | { | |
1014 | wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); | |
1015 | ||
1016 | return M_FONTDATA->GetPointSize(); | |
1017 | } | |
1018 | ||
1019 | wxSize wxFont::GetPixelSize() const | |
1020 | { | |
1021 | return M_FONTDATA->GetPixelSize(); | |
1022 | } | |
1023 | ||
1024 | bool wxFont::IsUsingSizeInPixels() const | |
1025 | { | |
1026 | wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); | |
1027 | ||
1028 | return M_FONTDATA->IsUsingSizeInPixels(); | |
1029 | } | |
1030 | ||
1031 | int wxFont::GetFamily() const | |
1032 | { | |
1033 | wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); | |
1034 | ||
1035 | return M_FONTDATA->GetFamily(); | |
1036 | } | |
1037 | ||
1038 | int wxFont::GetStyle() const | |
1039 | { | |
1040 | wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); | |
1041 | ||
1042 | return M_FONTDATA->GetStyle(); | |
1043 | } | |
1044 | ||
1045 | int wxFont::GetWeight() const | |
1046 | { | |
1047 | wxCHECK_MSG( Ok(), 0, wxT("invalid font") ); | |
1048 | ||
1049 | return M_FONTDATA->GetWeight(); | |
1050 | } | |
1051 | ||
1052 | bool wxFont::GetUnderlined() const | |
1053 | { | |
1054 | wxCHECK_MSG( Ok(), false, wxT("invalid font") ); | |
1055 | ||
1056 | return M_FONTDATA->GetUnderlined(); | |
1057 | } | |
1058 | ||
1059 | wxString wxFont::GetFaceName() const | |
1060 | { | |
1061 | wxCHECK_MSG( Ok(), wxEmptyString, wxT("invalid font") ); | |
1062 | ||
1063 | return M_FONTDATA->GetFaceName(); | |
1064 | } | |
1065 | ||
1066 | wxFontEncoding wxFont::GetEncoding() const | |
1067 | { | |
1068 | wxCHECK_MSG( Ok(), wxFONTENCODING_DEFAULT, wxT("invalid font") ); | |
1069 | ||
1070 | return M_FONTDATA->GetEncoding(); | |
1071 | } | |
1072 | ||
1073 | const wxNativeFontInfo *wxFont::GetNativeFontInfo() const | |
1074 | { | |
1075 | return M_FONTDATA->HasNativeFontInfo() ? &(M_FONTDATA->GetNativeFontInfo()) | |
1076 | : NULL; | |
1077 | } | |
1078 | ||
1079 | wxString wxFont::GetNativeFontInfoDesc() const | |
1080 | { | |
1081 | // be sure we have an HFONT associated... | |
1082 | wxConstCast(this, wxFont)->RealizeResource(); | |
1083 | return wxFontBase::GetNativeFontInfoDesc(); | |
1084 | } | |
1085 | ||
1086 | wxString wxFont::GetNativeFontInfoUserDesc() const | |
1087 | { | |
1088 | // be sure we have an HFONT associated... | |
1089 | wxConstCast(this, wxFont)->RealizeResource(); | |
1090 | return wxFontBase::GetNativeFontInfoUserDesc(); | |
1091 | } | |
1092 | ||
1093 | bool wxFont::IsFixedWidth() const | |
1094 | { | |
1095 | if ( M_FONTDATA->HasNativeFontInfo() ) | |
1096 | { | |
1097 | // the two low-order bits specify the pitch of the font, the rest is | |
1098 | // family | |
1099 | BYTE pitch = | |
1100 | (BYTE)(M_FONTDATA->GetNativeFontInfo().lf.lfPitchAndFamily & PITCH_MASK); | |
1101 | ||
1102 | return pitch == FIXED_PITCH; | |
1103 | } | |
1104 | ||
1105 | return wxFontBase::IsFixedWidth(); | |
1106 | } |