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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/mac/carbon/font.cpp | |
3 | // Purpose: wxFont class | |
4 | // Author: Stefan Csomor | |
5 | // Modified by: | |
6 | // Created: 1998-01-01 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Stefan Csomor | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #include "wx/wxprec.h" | |
13 | ||
14 | #include "wx/font.h" | |
15 | ||
16 | #ifndef WX_PRECOMP | |
17 | #include "wx/string.h" | |
18 | #include "wx/utils.h" | |
19 | #include "wx/intl.h" | |
20 | #include "wx/gdicmn.h" | |
21 | #endif | |
22 | ||
23 | #include "wx/fontutil.h" | |
24 | #include "wx/fontutil.h" | |
25 | ||
26 | #include "wx/mac/private.h" | |
27 | ||
28 | #ifndef __DARWIN__ | |
29 | #include <ATSUnicode.h> | |
30 | #endif | |
31 | ||
32 | ||
33 | IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject) | |
34 | ||
35 | ||
36 | class WXDLLEXPORT wxFontRefData: public wxGDIRefData | |
37 | { | |
38 | friend class WXDLLEXPORT wxFont; | |
39 | ||
40 | public: | |
41 | wxFontRefData() | |
42 | : m_fontId(0) | |
43 | , m_pointSize(10) | |
44 | , m_family(wxDEFAULT) | |
45 | , m_style(wxNORMAL) | |
46 | , m_weight(wxNORMAL) | |
47 | , m_underlined(false) | |
48 | , m_faceName(wxT("applicationfont")) | |
49 | , m_encoding(wxFONTENCODING_DEFAULT) | |
50 | , m_macFontFamily(0) | |
51 | , m_macFontSize(0) | |
52 | , m_macFontStyle(0) | |
53 | , m_macATSUStyle(0) | |
54 | , m_macATSUFontID(0) | |
55 | { | |
56 | Init(m_pointSize, m_family, m_style, m_weight, | |
57 | m_underlined, m_faceName, m_encoding); | |
58 | } | |
59 | ||
60 | wxFontRefData(const wxFontRefData& data) | |
61 | : wxGDIRefData() | |
62 | , m_fontId(data.m_fontId) | |
63 | , m_pointSize(data.m_pointSize) | |
64 | , m_family(data.m_family) | |
65 | , m_style(data.m_style) | |
66 | , m_weight(data.m_weight) | |
67 | , m_underlined(data.m_underlined) | |
68 | , m_faceName(data.m_faceName) | |
69 | , m_encoding(data.m_encoding) | |
70 | , m_macFontFamily(data.m_macFontFamily) | |
71 | , m_macFontSize(data.m_macFontSize) | |
72 | , m_macFontStyle(data.m_macFontStyle) | |
73 | , m_macATSUStyle(0) | |
74 | , m_macATSUFontID(data.m_macATSUFontID) | |
75 | { | |
76 | Init(data.m_pointSize, data.m_family, data.m_style, data.m_weight, | |
77 | data.m_underlined, data.m_faceName, data.m_encoding); | |
78 | } | |
79 | ||
80 | wxFontRefData(int size, | |
81 | int family, | |
82 | int style, | |
83 | int weight, | |
84 | bool underlined, | |
85 | const wxString& faceName, | |
86 | wxFontEncoding encoding) | |
87 | : m_fontId(0) | |
88 | , m_pointSize(size) | |
89 | , m_family(family) | |
90 | , m_style(style) | |
91 | , m_weight(weight) | |
92 | , m_underlined(underlined) | |
93 | , m_faceName(faceName) | |
94 | , m_encoding(encoding) | |
95 | , m_macFontFamily(0) | |
96 | , m_macFontSize(0) | |
97 | , m_macFontStyle(0) | |
98 | , m_macATSUStyle(0) | |
99 | , m_macATSUFontID(0) | |
100 | { | |
101 | Init(size, family, style, weight, underlined, faceName, encoding); | |
102 | } | |
103 | ||
104 | virtual ~wxFontRefData(); | |
105 | ||
106 | void SetNoAntiAliasing( bool no = true ) | |
107 | { m_noAA = no; } | |
108 | ||
109 | bool GetNoAntiAliasing() const | |
110 | { return m_noAA; } | |
111 | ||
112 | void MacFindFont(); | |
113 | ||
114 | protected: | |
115 | // common part of all ctors | |
116 | void Init(int size, | |
117 | int family, | |
118 | int style, | |
119 | int weight, | |
120 | bool underlined, | |
121 | const wxString& faceName, | |
122 | wxFontEncoding encoding); | |
123 | ||
124 | // font characterstics | |
125 | int m_fontId; | |
126 | int m_pointSize; | |
127 | int m_family; | |
128 | int m_style; | |
129 | int m_weight; | |
130 | bool m_underlined; | |
131 | wxString m_faceName; | |
132 | wxFontEncoding m_encoding; | |
133 | bool m_noAA; // No anti-aliasing | |
134 | ||
135 | public: | |
136 | FMFontFamily m_macFontFamily; | |
137 | FMFontSize m_macFontSize; | |
138 | FMFontStyle m_macFontStyle; | |
139 | ||
140 | // ATSU Font Information | |
141 | ||
142 | // this is split into an ATSU font id that may | |
143 | // contain some styles (special bold fonts etc) and | |
144 | // these are the additional qd styles that are not | |
145 | // included in the ATSU font id | |
146 | ATSUStyle m_macATSUStyle ; | |
147 | ATSUFontID m_macATSUFontID; | |
148 | FMFontStyle m_macATSUAdditionalQDStyles ; | |
149 | ||
150 | // for true themeing support we must store the correct font | |
151 | // information here, as this speeds up and optimizes rendering | |
152 | ThemeFontID m_macThemeFontID ; | |
153 | ||
154 | wxNativeFontInfo m_info; | |
155 | }; | |
156 | ||
157 | ||
158 | // ============================================================================ | |
159 | // implementation | |
160 | // ============================================================================ | |
161 | ||
162 | // ---------------------------------------------------------------------------- | |
163 | // wxFontRefData | |
164 | // ---------------------------------------------------------------------------- | |
165 | ||
166 | void wxFontRefData::Init(int pointSize, | |
167 | int family, | |
168 | int style, | |
169 | int weight, | |
170 | bool underlined, | |
171 | const wxString& faceName, | |
172 | wxFontEncoding encoding) | |
173 | { | |
174 | m_style = style; | |
175 | m_pointSize = pointSize; | |
176 | m_family = family; | |
177 | m_style = style; | |
178 | m_weight = weight; | |
179 | m_underlined = underlined; | |
180 | m_faceName = faceName; | |
181 | m_encoding = encoding; | |
182 | ||
183 | m_macFontFamily = 0 ; | |
184 | m_macFontSize = 0; | |
185 | m_macFontStyle = 0; | |
186 | m_macATSUFontID = 0; | |
187 | m_macATSUAdditionalQDStyles = 0 ; | |
188 | m_macATSUStyle = NULL ; | |
189 | ||
190 | m_macThemeFontID = kThemeCurrentPortFont ; | |
191 | m_noAA = false; | |
192 | } | |
193 | ||
194 | wxFontRefData::~wxFontRefData() | |
195 | { | |
196 | if ( m_macATSUStyle ) | |
197 | { | |
198 | ::ATSUDisposeStyle((ATSUStyle)m_macATSUStyle); | |
199 | m_macATSUStyle = NULL ; | |
200 | } | |
201 | } | |
202 | ||
203 | void wxFontRefData::MacFindFont() | |
204 | { | |
205 | OSStatus status ; | |
206 | ||
207 | Str255 qdFontName ; | |
208 | if ( m_macThemeFontID != kThemeCurrentPortFont ) | |
209 | { | |
210 | Style style ; | |
211 | GetThemeFont( m_macThemeFontID, GetApplicationScript(), qdFontName, &m_macFontSize, &style ); | |
212 | m_macFontStyle = style ; | |
213 | m_faceName = wxMacMakeStringFromPascal( qdFontName ); | |
214 | if ( m_macFontStyle & bold ) | |
215 | m_weight = wxBOLD ; | |
216 | else | |
217 | m_weight = wxNORMAL ; | |
218 | if ( m_macFontStyle & italic ) | |
219 | m_style = wxITALIC ; | |
220 | if ( m_macFontStyle & underline ) | |
221 | m_underlined = true ; | |
222 | m_pointSize = m_macFontSize ; | |
223 | ||
224 | m_macFontFamily = FMGetFontFamilyFromName( qdFontName ); | |
225 | } | |
226 | else | |
227 | { | |
228 | if ( m_faceName.empty() ) | |
229 | { | |
230 | if ( m_family == wxDEFAULT ) | |
231 | { | |
232 | m_macFontFamily = GetAppFont(); | |
233 | FMGetFontFamilyName(m_macFontFamily,qdFontName); | |
234 | m_faceName = wxMacMakeStringFromPascal( qdFontName ); | |
235 | } | |
236 | else | |
237 | { | |
238 | switch ( m_family ) | |
239 | { | |
240 | case wxSCRIPT : | |
241 | case wxROMAN : | |
242 | case wxDECORATIVE : | |
243 | m_faceName = wxT("Times"); | |
244 | break ; | |
245 | ||
246 | case wxSWISS : | |
247 | m_faceName = wxT("Lucida Grande"); | |
248 | break ; | |
249 | ||
250 | case wxMODERN : | |
251 | m_faceName = wxT("Monaco"); | |
252 | break ; | |
253 | ||
254 | default: | |
255 | m_faceName = wxT("Times"); | |
256 | break ; | |
257 | } | |
258 | wxMacStringToPascal( m_faceName , qdFontName ); | |
259 | m_macFontFamily = FMGetFontFamilyFromName( qdFontName ); | |
260 | } | |
261 | } | |
262 | else | |
263 | { | |
264 | if ( m_faceName == wxT("systemfont") ) | |
265 | m_macFontFamily = GetSysFont(); | |
266 | else if ( m_faceName == wxT("applicationfont") ) | |
267 | m_macFontFamily = GetAppFont(); | |
268 | else | |
269 | { | |
270 | wxMacCFStringHolder cf( m_faceName, wxLocale::GetSystemEncoding() ); | |
271 | ATSFontFamilyRef atsfamily = ATSFontFamilyFindFromName( cf , kATSOptionFlagsDefault ); | |
272 | wxASSERT_MSG( atsfamily != (ATSFontFamilyRef) -1 , wxT("ATSFontFamilyFindFromName failed") ); | |
273 | m_macFontFamily = FMGetFontFamilyFromATSFontFamilyRef( atsfamily ); | |
274 | } | |
275 | } | |
276 | ||
277 | m_macFontStyle = 0; | |
278 | if (m_weight == wxBOLD) | |
279 | m_macFontStyle |= bold; | |
280 | if (m_style == wxITALIC || m_style == wxSLANT) | |
281 | m_macFontStyle |= italic; | |
282 | if (m_underlined) | |
283 | m_macFontStyle |= underline; | |
284 | m_macFontSize = m_pointSize ; | |
285 | } | |
286 | ||
287 | // we try to get as much styles as possible into ATSU | |
288 | ||
289 | ||
290 | // ATSUFontID and FMFont are equivalent | |
291 | FMFontStyle intrinsicStyle = 0 ; | |
292 | status = FMGetFontFromFontFamilyInstance( m_macFontFamily , m_macFontStyle , &m_macATSUFontID , &intrinsicStyle); | |
293 | wxASSERT_MSG( status == noErr , wxT("couldn't get an ATSUFont from font family") ); | |
294 | ||
295 | m_macATSUAdditionalQDStyles = m_macFontStyle & (~intrinsicStyle ); | |
296 | ||
297 | if ( m_macATSUStyle ) | |
298 | { | |
299 | ::ATSUDisposeStyle((ATSUStyle)m_macATSUStyle); | |
300 | m_macATSUStyle = NULL ; | |
301 | } | |
302 | ||
303 | status = ::ATSUCreateStyle((ATSUStyle *)&m_macATSUStyle); | |
304 | wxASSERT_MSG( status == noErr , wxT("couldn't create ATSU style") ); | |
305 | ||
306 | ATSUAttributeTag atsuTags[] = | |
307 | { | |
308 | kATSUFontTag , | |
309 | kATSUSizeTag , | |
310 | kATSUVerticalCharacterTag, | |
311 | kATSUQDBoldfaceTag , | |
312 | kATSUQDItalicTag , | |
313 | kATSUQDUnderlineTag , | |
314 | kATSUQDCondensedTag , | |
315 | kATSUQDExtendedTag , | |
316 | }; | |
317 | ByteCount atsuSizes[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] = | |
318 | { | |
319 | sizeof( ATSUFontID ) , | |
320 | sizeof( Fixed ) , | |
321 | sizeof( ATSUVerticalCharacterType), | |
322 | sizeof( Boolean ) , | |
323 | sizeof( Boolean ) , | |
324 | sizeof( Boolean ) , | |
325 | sizeof( Boolean ) , | |
326 | sizeof( Boolean ) , | |
327 | }; | |
328 | ||
329 | Boolean kTrue = true ; | |
330 | Boolean kFalse = false ; | |
331 | ||
332 | Fixed atsuSize = IntToFixed( m_macFontSize ); | |
333 | ATSUVerticalCharacterType kHorizontal = kATSUStronglyHorizontal; | |
334 | ATSUAttributeValuePtr atsuValues[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] = | |
335 | { | |
336 | &m_macATSUFontID , | |
337 | &atsuSize , | |
338 | &kHorizontal, | |
339 | (m_macATSUAdditionalQDStyles & bold) ? &kTrue : &kFalse , | |
340 | (m_macATSUAdditionalQDStyles & italic) ? &kTrue : &kFalse , | |
341 | (m_macATSUAdditionalQDStyles & underline) ? &kTrue : &kFalse , | |
342 | (m_macATSUAdditionalQDStyles & condense) ? &kTrue : &kFalse , | |
343 | (m_macATSUAdditionalQDStyles & extend) ? &kTrue : &kFalse , | |
344 | }; | |
345 | ||
346 | status = ::ATSUSetAttributes( | |
347 | (ATSUStyle)m_macATSUStyle, | |
348 | sizeof(atsuTags) / sizeof(ATSUAttributeTag) , | |
349 | atsuTags, atsuSizes, atsuValues); | |
350 | ||
351 | wxASSERT_MSG( status == noErr , wxT("couldn't modify ATSU style") ); | |
352 | } | |
353 | ||
354 | // ---------------------------------------------------------------------------- | |
355 | // wxFont | |
356 | // ---------------------------------------------------------------------------- | |
357 | ||
358 | bool wxFont::Create(const wxNativeFontInfo& info) | |
359 | { | |
360 | return Create( | |
361 | info.pointSize, info.family, info.style, info.weight, | |
362 | info.underlined, info.faceName, info.encoding ); | |
363 | } | |
364 | ||
365 | wxFont::wxFont(const wxString& fontdesc) | |
366 | { | |
367 | wxNativeFontInfo info; | |
368 | if ( info.FromString(fontdesc) ) | |
369 | (void)Create(info); | |
370 | } | |
371 | ||
372 | bool wxFont::Create(int pointSize, | |
373 | int family, | |
374 | int style, | |
375 | int weight, | |
376 | bool underlined, | |
377 | const wxString& faceName, | |
378 | wxFontEncoding encoding) | |
379 | { | |
380 | UnRef(); | |
381 | ||
382 | m_refData = new wxFontRefData( | |
383 | pointSize, family, style, weight, | |
384 | underlined, faceName, encoding); | |
385 | ||
386 | RealizeResource(); | |
387 | ||
388 | return true; | |
389 | } | |
390 | ||
391 | bool wxFont::MacCreateThemeFont(wxUint16 themeFontID) | |
392 | { | |
393 | UnRef(); | |
394 | ||
395 | m_refData = new wxFontRefData( | |
396 | 12, wxDEFAULT, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL, | |
397 | false, wxEmptyString, wxFONTENCODING_DEFAULT ); | |
398 | ||
399 | M_FONTDATA->m_macThemeFontID = themeFontID ; | |
400 | RealizeResource(); | |
401 | ||
402 | return true; | |
403 | } | |
404 | ||
405 | wxFont::~wxFont() | |
406 | { | |
407 | } | |
408 | ||
409 | bool wxFont::RealizeResource() | |
410 | { | |
411 | M_FONTDATA->MacFindFont(); | |
412 | ||
413 | return true; | |
414 | } | |
415 | ||
416 | void wxFont::SetEncoding(wxFontEncoding encoding) | |
417 | { | |
418 | Unshare(); | |
419 | ||
420 | M_FONTDATA->m_encoding = encoding; | |
421 | ||
422 | RealizeResource(); | |
423 | } | |
424 | ||
425 | void wxFont::Unshare() | |
426 | { | |
427 | // Don't change shared data | |
428 | if (!m_refData) | |
429 | { | |
430 | m_refData = new wxFontRefData(); | |
431 | } | |
432 | else | |
433 | { | |
434 | wxFontRefData* ref = new wxFontRefData(*(wxFontRefData*)m_refData); | |
435 | UnRef(); | |
436 | m_refData = ref; | |
437 | } | |
438 | } | |
439 | ||
440 | void wxFont::SetPointSize(int pointSize) | |
441 | { | |
442 | Unshare(); | |
443 | ||
444 | M_FONTDATA->m_pointSize = pointSize; | |
445 | ||
446 | RealizeResource(); | |
447 | } | |
448 | ||
449 | void wxFont::SetFamily(int family) | |
450 | { | |
451 | Unshare(); | |
452 | ||
453 | M_FONTDATA->m_family = family; | |
454 | ||
455 | RealizeResource(); | |
456 | } | |
457 | ||
458 | void wxFont::SetStyle(int style) | |
459 | { | |
460 | Unshare(); | |
461 | ||
462 | M_FONTDATA->m_style = style; | |
463 | ||
464 | RealizeResource(); | |
465 | } | |
466 | ||
467 | void wxFont::SetWeight(int weight) | |
468 | { | |
469 | Unshare(); | |
470 | ||
471 | M_FONTDATA->m_weight = weight; | |
472 | ||
473 | RealizeResource(); | |
474 | } | |
475 | ||
476 | bool wxFont::SetFaceName(const wxString& faceName) | |
477 | { | |
478 | Unshare(); | |
479 | ||
480 | M_FONTDATA->m_faceName = faceName; | |
481 | ||
482 | RealizeResource(); | |
483 | ||
484 | return wxFontBase::SetFaceName(faceName); | |
485 | } | |
486 | ||
487 | void wxFont::SetUnderlined(bool underlined) | |
488 | { | |
489 | Unshare(); | |
490 | ||
491 | M_FONTDATA->m_underlined = underlined; | |
492 | ||
493 | RealizeResource(); | |
494 | } | |
495 | ||
496 | void wxFont::SetNoAntiAliasing( bool no ) | |
497 | { | |
498 | Unshare(); | |
499 | ||
500 | M_FONTDATA->SetNoAntiAliasing( no ); | |
501 | ||
502 | RealizeResource(); | |
503 | } | |
504 | ||
505 | // ---------------------------------------------------------------------------- | |
506 | // accessors | |
507 | // ---------------------------------------------------------------------------- | |
508 | ||
509 | // TODO: insert checks everywhere for M_FONTDATA == NULL! | |
510 | ||
511 | int wxFont::GetPointSize() const | |
512 | { | |
513 | wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") ); | |
514 | ||
515 | return M_FONTDATA->m_pointSize; | |
516 | } | |
517 | ||
518 | int wxFont::GetFamily() const | |
519 | { | |
520 | wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") ); | |
521 | ||
522 | return M_FONTDATA->m_family; | |
523 | } | |
524 | ||
525 | int wxFont::GetStyle() const | |
526 | { | |
527 | wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") ); | |
528 | ||
529 | return M_FONTDATA->m_style; | |
530 | } | |
531 | ||
532 | int wxFont::GetWeight() const | |
533 | { | |
534 | wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") ); | |
535 | ||
536 | return M_FONTDATA->m_weight; | |
537 | } | |
538 | ||
539 | bool wxFont::GetUnderlined() const | |
540 | { | |
541 | wxCHECK_MSG( M_FONTDATA != NULL , false, wxT("invalid font") ); | |
542 | ||
543 | return M_FONTDATA->m_underlined; | |
544 | } | |
545 | ||
546 | wxString wxFont::GetFaceName() const | |
547 | { | |
548 | wxCHECK_MSG( M_FONTDATA != NULL , wxEmptyString , wxT("invalid font") ); | |
549 | ||
550 | return M_FONTDATA->m_faceName; | |
551 | } | |
552 | ||
553 | wxFontEncoding wxFont::GetEncoding() const | |
554 | { | |
555 | wxCHECK_MSG( M_FONTDATA != NULL , wxFONTENCODING_DEFAULT , wxT("invalid font") ); | |
556 | ||
557 | return M_FONTDATA->m_encoding; | |
558 | } | |
559 | ||
560 | bool wxFont::GetNoAntiAliasing() const | |
561 | { | |
562 | wxCHECK_MSG( M_FONTDATA != NULL , false, wxT("invalid font") ); | |
563 | ||
564 | return M_FONTDATA->m_noAA; | |
565 | } | |
566 | ||
567 | short wxFont::MacGetFontNum() const | |
568 | { | |
569 | wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") ); | |
570 | ||
571 | return M_FONTDATA->m_macFontFamily; | |
572 | } | |
573 | ||
574 | short wxFont::MacGetFontSize() const | |
575 | { | |
576 | wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") ); | |
577 | ||
578 | return M_FONTDATA->m_macFontSize; | |
579 | } | |
580 | ||
581 | wxByte wxFont::MacGetFontStyle() const | |
582 | { | |
583 | wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") ); | |
584 | ||
585 | return M_FONTDATA->m_macFontStyle; | |
586 | } | |
587 | ||
588 | wxUint32 wxFont::MacGetATSUFontID() const | |
589 | { | |
590 | wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") ); | |
591 | ||
592 | return M_FONTDATA->m_macATSUFontID; | |
593 | } | |
594 | ||
595 | void * wxFont::MacGetATSUStyle() const | |
596 | { | |
597 | wxCHECK_MSG( M_FONTDATA != NULL , NULL, wxT("invalid font") ); | |
598 | ||
599 | return M_FONTDATA->m_macATSUStyle; | |
600 | } | |
601 | ||
602 | wxUint32 wxFont::MacGetATSUAdditionalQDStyles() const | |
603 | { | |
604 | wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") ); | |
605 | ||
606 | return M_FONTDATA->m_macATSUAdditionalQDStyles; | |
607 | } | |
608 | ||
609 | wxUint16 wxFont::MacGetThemeFontID() const | |
610 | { | |
611 | wxCHECK_MSG( M_FONTDATA != NULL , 0, wxT("invalid font") ); | |
612 | ||
613 | return M_FONTDATA->m_macThemeFontID; | |
614 | } | |
615 | ||
616 | const wxNativeFontInfo * wxFont::GetNativeFontInfo() const | |
617 | { | |
618 | wxCHECK_MSG( M_FONTDATA != NULL , NULL, wxT("invalid font") ); | |
619 | wxCHECK_MSG( Ok(), NULL, wxT("invalid font") ); | |
620 | ||
621 | M_FONTDATA->m_info.InitFromFont(*this); | |
622 | ||
623 | return &(M_FONTDATA->m_info); | |
624 | } |