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8f7fa6f8 | 1 | ///////////////////////////////////////////////////////////////////////////// |
da80ae71 | 2 | // Name: src/common/fontcmn.cpp |
0c5d3e1c VZ |
3 | // Purpose: implementation of wxFontBase methods |
4 | // Author: Vadim Zeitlin | |
5 | // Modified by: | |
6 | // Created: 20.09.99 | |
7 | // RCS-ID: $Id$ | |
77ffb593 | 8 | // Copyright: (c) wxWidgets team |
65571936 | 9 | // Licence: wxWindows licence |
0c5d3e1c VZ |
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__ | |
da80ae71 | 24 | #pragma hdrstop |
0c5d3e1c VZ |
25 | #endif |
26 | ||
da80ae71 WS |
27 | #include "wx/font.h" |
28 | ||
0c5d3e1c | 29 | #ifndef WX_PRECOMP |
452aa069 | 30 | #include "wx/dc.h" |
9342fdbe VZ |
31 | #include "wx/intl.h" |
32 | #include "wx/dcscreen.h" | |
8d3ba63b | 33 | #include "wx/log.h" |
dd05139a | 34 | #include "wx/gdicmn.h" |
0c5d3e1c VZ |
35 | #endif // WX_PRECOMP |
36 | ||
82ef81ed | 37 | #if defined(__WXMSW__) |
7bd236e6 WS |
38 | #include "wx/msw/private.h" // includes windows.h for LOGFONT |
39 | #include "wx/msw/winundef.h" | |
1c193821 JS |
40 | #endif |
41 | ||
76e23cdb | 42 | #include "wx/fontutil.h" // for wxNativeFontInfo |
ab5fe833 | 43 | #include "wx/fontmap.h" |
85ab460e | 44 | #include "wx/fontenum.h" |
76e23cdb | 45 | |
30764ab5 VZ |
46 | #include "wx/tokenzr.h" |
47 | ||
0c5d3e1c VZ |
48 | // ============================================================================ |
49 | // implementation | |
50 | // ============================================================================ | |
51 | ||
544229d1 VZ |
52 | // ---------------------------------------------------------------------------- |
53 | // helper functions | |
54 | // ---------------------------------------------------------------------------- | |
55 | ||
8093538c | 56 | static void AdjustFontSize(wxFont& font, wxDC& dc, const wxSize& pixelSize) |
544229d1 | 57 | { |
8093538c VZ |
58 | int largestGood = 0; |
59 | int smallestBad = 0; | |
544229d1 VZ |
60 | |
61 | bool initialGoodFound = false; | |
62 | bool initialBadFound = false; | |
63 | ||
d141b218 DS |
64 | // NB: this assignment was separated from the variable definition |
65 | // in order to fix a gcc v3.3.3 compiler crash | |
e822d1bd | 66 | int currentSize = font.GetPointSize(); |
544229d1 VZ |
67 | while (currentSize > 0) |
68 | { | |
69 | dc.SetFont(font); | |
70 | ||
71 | // if currentSize (in points) results in a font that is smaller | |
72 | // than required by pixelSize it is considered a good size | |
73 | if (dc.GetCharHeight() <= pixelSize.GetHeight() && | |
74 | (!pixelSize.GetWidth() || | |
75 | dc.GetCharWidth() <= pixelSize.GetWidth())) | |
76 | { | |
77 | largestGood = currentSize; | |
78 | initialGoodFound = true; | |
79 | } | |
80 | else | |
81 | { | |
82 | smallestBad = currentSize; | |
83 | initialBadFound = true; | |
84 | } | |
85 | if (!initialGoodFound) | |
86 | { | |
87 | currentSize /= 2; | |
88 | } | |
89 | else if (!initialBadFound) | |
90 | { | |
91 | currentSize *= 2; | |
92 | } | |
93 | else | |
94 | { | |
95 | int distance = smallestBad - largestGood; | |
96 | if (distance == 1) | |
97 | break; | |
98 | ||
99 | currentSize = largestGood + distance / 2; | |
100 | } | |
101 | ||
102 | font.SetPointSize(currentSize); | |
103 | } | |
104 | ||
105 | if (currentSize != largestGood) | |
106 | font.SetPointSize(largestGood); | |
107 | } | |
108 | ||
0c5d3e1c VZ |
109 | // ---------------------------------------------------------------------------- |
110 | // wxFontBase | |
111 | // ---------------------------------------------------------------------------- | |
112 | ||
113 | wxFontEncoding wxFontBase::ms_encodingDefault = wxFONTENCODING_SYSTEM; | |
114 | ||
cafbf6fb VZ |
115 | /* static */ |
116 | void wxFontBase::SetDefaultEncoding(wxFontEncoding encoding) | |
117 | { | |
118 | // GetDefaultEncoding() should return something != wxFONTENCODING_DEFAULT | |
119 | // and, besides, using this value here doesn't make any sense | |
120 | wxCHECK_RET( encoding != wxFONTENCODING_DEFAULT, | |
121 | _T("can't set default encoding to wxFONTENCODING_DEFAULT") ); | |
122 | ||
123 | ms_encodingDefault = encoding; | |
124 | } | |
125 | ||
799ea011 GD |
126 | wxFontBase::~wxFontBase() |
127 | { | |
128 | // this destructor is required for Darwin | |
129 | } | |
130 | ||
7beba2fc | 131 | /* static */ |
0c5d3e1c | 132 | wxFont *wxFontBase::New(int size, |
0c14b6c3 FM |
133 | wxFontFamily family, |
134 | wxFontStyle style, | |
135 | wxFontWeight weight, | |
0c5d3e1c VZ |
136 | bool underlined, |
137 | const wxString& face, | |
138 | wxFontEncoding encoding) | |
139 | { | |
140 | return new wxFont(size, family, style, weight, underlined, face, encoding); | |
141 | } | |
142 | ||
544229d1 | 143 | static inline int flags2Style(int flags) |
01cb1c26 | 144 | { |
544229d1 | 145 | return flags & wxFONTFLAG_ITALIC |
01cb1c26 VZ |
146 | ? wxFONTSTYLE_ITALIC |
147 | : flags & wxFONTFLAG_SLANT | |
148 | ? wxFONTSTYLE_SLANT | |
544229d1 VZ |
149 | : wxFONTSTYLE_NORMAL; |
150 | } | |
151 | ||
152 | static inline int flags2Weight(int flags) | |
153 | { | |
154 | return flags & wxFONTFLAG_LIGHT | |
01cb1c26 VZ |
155 | ? wxFONTWEIGHT_LIGHT |
156 | : flags & wxFONTFLAG_BOLD | |
157 | ? wxFONTWEIGHT_BOLD | |
544229d1 VZ |
158 | : wxFONTWEIGHT_NORMAL; |
159 | } | |
160 | ||
161 | static inline bool flags2Underlined(int flags) | |
162 | { | |
163 | return (flags & wxFONTFLAG_UNDERLINED) != 0; | |
164 | } | |
165 | ||
166 | /* static */ | |
167 | wxFont *wxFontBase::New(int pointSize, | |
168 | wxFontFamily family, | |
169 | int flags, | |
170 | const wxString& face, | |
171 | wxFontEncoding encoding) | |
172 | { | |
173 | return New(pointSize, family, flags2Style(flags), flags2Weight(flags), | |
174 | flags2Underlined(flags), face, encoding); | |
175 | } | |
176 | ||
177 | /* static */ | |
178 | wxFont *wxFontBase::New(const wxSize& pixelSize, | |
0c14b6c3 FM |
179 | wxFontFamily family, |
180 | wxFontStyle style, | |
181 | wxFontWeight weight, | |
544229d1 VZ |
182 | bool underlined, |
183 | const wxString& face, | |
184 | wxFontEncoding encoding) | |
185 | { | |
186 | #if defined(__WXMSW__) | |
187 | return new wxFont(pixelSize, family, style, weight, underlined, | |
188 | face, encoding); | |
189 | #else | |
9342fdbe | 190 | wxFont *self = New(10, family, style, weight, underlined, face, encoding); |
544229d1 | 191 | wxScreenDC dc; |
9342fdbe VZ |
192 | AdjustFontSize(*(wxFont *)self, dc, pixelSize); |
193 | return self; | |
544229d1 VZ |
194 | #endif |
195 | } | |
196 | ||
197 | /* static */ | |
198 | wxFont *wxFontBase::New(const wxSize& pixelSize, | |
199 | wxFontFamily family, | |
200 | int flags, | |
201 | const wxString& face, | |
202 | wxFontEncoding encoding) | |
203 | { | |
204 | return New(pixelSize, family, flags2Style(flags), flags2Weight(flags), | |
205 | flags2Underlined(flags), face, encoding); | |
206 | } | |
207 | ||
208 | wxSize wxFontBase::GetPixelSize() const | |
209 | { | |
210 | wxScreenDC dc; | |
211 | dc.SetFont(*(wxFont *)this); | |
212 | return wxSize(dc.GetCharWidth(), dc.GetCharHeight()); | |
213 | } | |
214 | ||
215 | bool wxFontBase::IsUsingSizeInPixels() const | |
216 | { | |
217 | return false; | |
218 | } | |
219 | ||
220 | void wxFontBase::SetPixelSize( const wxSize& pixelSize ) | |
221 | { | |
222 | wxScreenDC dc; | |
223 | AdjustFontSize(*(wxFont *)this, dc, pixelSize); | |
01cb1c26 VZ |
224 | } |
225 | ||
30764ab5 VZ |
226 | /* static */ |
227 | wxFont *wxFontBase::New(const wxNativeFontInfo& info) | |
228 | { | |
229 | return new wxFont(info); | |
230 | } | |
231 | ||
7826e2dd VZ |
232 | /* static */ |
233 | wxFont *wxFontBase::New(const wxString& strNativeFontDesc) | |
30764ab5 | 234 | { |
30764ab5 | 235 | wxNativeFontInfo fontInfo; |
7826e2dd | 236 | if ( !fontInfo.FromString(strNativeFontDesc) ) |
09fcd889 | 237 | return new wxFont(*wxNORMAL_FONT); |
7826e2dd VZ |
238 | |
239 | return New(fontInfo); | |
240 | } | |
241 | ||
53f6aab7 VZ |
242 | bool wxFontBase::IsFixedWidth() const |
243 | { | |
244 | return GetFamily() == wxFONTFAMILY_TELETYPE; | |
245 | } | |
246 | ||
9045ad9d | 247 | void wxFontBase::DoSetNativeFontInfo(const wxNativeFontInfo& info) |
30764ab5 | 248 | { |
ab5fe833 | 249 | #ifdef wxNO_NATIVE_FONTINFO |
30764ab5 VZ |
250 | SetPointSize(info.pointSize); |
251 | SetFamily(info.family); | |
252 | SetStyle(info.style); | |
253 | SetWeight(info.weight); | |
254 | SetUnderlined(info.underlined); | |
255 | SetFaceName(info.faceName); | |
256 | SetEncoding(info.encoding); | |
33ac7e6f | 257 | #else |
1e6feb95 | 258 | (void)info; |
30764ab5 VZ |
259 | #endif |
260 | } | |
261 | ||
7826e2dd VZ |
262 | wxString wxFontBase::GetNativeFontInfoDesc() const |
263 | { | |
264 | wxString fontDesc; | |
3bf5a59b | 265 | const wxNativeFontInfo *fontInfo = GetNativeFontInfo(); |
7826e2dd VZ |
266 | if ( fontInfo ) |
267 | { | |
268 | fontDesc = fontInfo->ToString(); | |
dd05139a | 269 | wxASSERT_MSG(!fontDesc.empty(), wxT("This should be a non-empty string!")); |
85ab460e VZ |
270 | } |
271 | else | |
272 | { | |
7bd236e6 | 273 | wxFAIL_MSG(wxT("Derived class should have created the wxNativeFontInfo!")); |
7826e2dd VZ |
274 | } |
275 | ||
276 | return fontDesc; | |
277 | } | |
278 | ||
ab5fe833 VZ |
279 | wxString wxFontBase::GetNativeFontInfoUserDesc() const |
280 | { | |
281 | wxString fontDesc; | |
3bf5a59b | 282 | const wxNativeFontInfo *fontInfo = GetNativeFontInfo(); |
ab5fe833 VZ |
283 | if ( fontInfo ) |
284 | { | |
285 | fontDesc = fontInfo->ToUserString(); | |
dd05139a | 286 | wxASSERT_MSG(!fontDesc.empty(), wxT("This should be a non-empty string!")); |
85ab460e VZ |
287 | } |
288 | else | |
289 | { | |
7456f382 | 290 | wxFAIL_MSG(wxT("Derived class should have created the wxNativeFontInfo!")); |
ab5fe833 VZ |
291 | } |
292 | ||
293 | return fontDesc; | |
294 | } | |
295 | ||
85ab460e | 296 | bool wxFontBase::SetNativeFontInfo(const wxString& info) |
31d1b66e VZ |
297 | { |
298 | wxNativeFontInfo fontInfo; | |
299 | if ( !info.empty() && fontInfo.FromString(info) ) | |
300 | { | |
301 | SetNativeFontInfo(fontInfo); | |
85ab460e | 302 | return true; |
31d1b66e | 303 | } |
85ab460e | 304 | |
85ab460e | 305 | return false; |
31d1b66e VZ |
306 | } |
307 | ||
85ab460e | 308 | bool wxFontBase::SetNativeFontInfoUserDesc(const wxString& info) |
ab5fe833 VZ |
309 | { |
310 | wxNativeFontInfo fontInfo; | |
311 | if ( !info.empty() && fontInfo.FromUserString(info) ) | |
312 | { | |
313 | SetNativeFontInfo(fontInfo); | |
85ab460e | 314 | return true; |
ab5fe833 | 315 | } |
85ab460e | 316 | |
85ab460e | 317 | return false; |
ab5fe833 VZ |
318 | } |
319 | ||
0c5d3e1c VZ |
320 | bool wxFontBase::operator==(const wxFont& font) const |
321 | { | |
8bf30fe9 VZ |
322 | // either it is the same font, i.e. they share the same common data or they |
323 | // have different ref datas but still describe the same font | |
a38cd629 | 324 | return IsSameAs(font) || |
8bf30fe9 VZ |
325 | ( |
326 | Ok() == font.Ok() && | |
327 | GetPointSize() == font.GetPointSize() && | |
82d0e7fe VZ |
328 | // in wxGTK1 GetPixelSize() calls GetInternalFont() which uses |
329 | // operator==() resulting in infinite recursion so we can't use it | |
330 | // in that port | |
331 | #if !defined(__WXGTK__) || defined(__WXGTK20__) | |
cc3de8a3 | 332 | GetPixelSize() == font.GetPixelSize() && |
82d0e7fe | 333 | #endif |
8bf30fe9 VZ |
334 | GetFamily() == font.GetFamily() && |
335 | GetStyle() == font.GetStyle() && | |
e6adf058 | 336 | GetWeight() == font.GetWeight() && |
8bf30fe9 | 337 | GetUnderlined() == font.GetUnderlined() && |
85ab460e | 338 | GetFaceName().IsSameAs(font.GetFaceName(), false) && |
8bf30fe9 VZ |
339 | GetEncoding() == font.GetEncoding() |
340 | ); | |
0c5d3e1c VZ |
341 | } |
342 | ||
0c5d3e1c VZ |
343 | wxString wxFontBase::GetFamilyString() const |
344 | { | |
223d09f6 | 345 | wxCHECK_MSG( Ok(), wxT("wxDEFAULT"), wxT("invalid font") ); |
0c5d3e1c VZ |
346 | |
347 | switch ( GetFamily() ) | |
348 | { | |
223d09f6 KB |
349 | case wxDECORATIVE: return wxT("wxDECORATIVE"); |
350 | case wxROMAN: return wxT("wxROMAN"); | |
351 | case wxSCRIPT: return wxT("wxSCRIPT"); | |
352 | case wxSWISS: return wxT("wxSWISS"); | |
353 | case wxMODERN: return wxT("wxMODERN"); | |
354 | case wxTELETYPE: return wxT("wxTELETYPE"); | |
355 | default: return wxT("wxDEFAULT"); | |
0c5d3e1c VZ |
356 | } |
357 | } | |
358 | ||
359 | wxString wxFontBase::GetStyleString() const | |
360 | { | |
223d09f6 | 361 | wxCHECK_MSG( Ok(), wxT("wxDEFAULT"), wxT("invalid font") ); |
0c5d3e1c VZ |
362 | |
363 | switch ( GetStyle() ) | |
364 | { | |
223d09f6 KB |
365 | case wxNORMAL: return wxT("wxNORMAL"); |
366 | case wxSLANT: return wxT("wxSLANT"); | |
367 | case wxITALIC: return wxT("wxITALIC"); | |
368 | default: return wxT("wxDEFAULT"); | |
0c5d3e1c VZ |
369 | } |
370 | } | |
371 | ||
372 | wxString wxFontBase::GetWeightString() const | |
373 | { | |
223d09f6 | 374 | wxCHECK_MSG( Ok(), wxT("wxDEFAULT"), wxT("invalid font") ); |
0c5d3e1c VZ |
375 | |
376 | switch ( GetWeight() ) | |
377 | { | |
223d09f6 KB |
378 | case wxNORMAL: return wxT("wxNORMAL"); |
379 | case wxBOLD: return wxT("wxBOLD"); | |
380 | case wxLIGHT: return wxT("wxLIGHT"); | |
381 | default: return wxT("wxDEFAULT"); | |
0c5d3e1c VZ |
382 | } |
383 | } | |
384 | ||
ff427585 | 385 | bool wxFontBase::SetFaceName(const wxString& facename) |
85ab460e | 386 | { |
ff427585 | 387 | #if wxUSE_FONTENUM |
85ab460e VZ |
388 | if (!wxFontEnumerator::IsValidFacename(facename)) |
389 | { | |
390 | UnRef(); // make Ok() return false | |
391 | return false; | |
392 | } | |
ff427585 VZ |
393 | #else // !wxUSE_FONTENUM |
394 | wxUnusedVar(facename); | |
395 | #endif // wxUSE_FONTENUM/!wxUSE_FONTENUM | |
85ab460e VZ |
396 | |
397 | return true; | |
398 | } | |
399 | ||
400 | ||
30764ab5 VZ |
401 | // ---------------------------------------------------------------------------- |
402 | // wxNativeFontInfo | |
403 | // ---------------------------------------------------------------------------- | |
404 | ||
85ab460e | 405 | // Up to now, there are no native implementations of this function: |
ff427585 | 406 | void wxNativeFontInfo::SetFaceName(const wxArrayString& facenames) |
85ab460e | 407 | { |
ff427585 | 408 | #if wxUSE_FONTENUM |
85ab460e VZ |
409 | for (size_t i=0; i < facenames.GetCount(); i++) |
410 | { | |
411 | if (wxFontEnumerator::IsValidFacename(facenames[i])) | |
412 | { | |
413 | SetFaceName(facenames[i]); | |
414 | return; | |
415 | } | |
416 | } | |
417 | ||
418 | // set the first valid facename we can find on this system | |
419 | wxString validfacename = wxFontEnumerator::GetFacenames().Item(0); | |
420 | wxLogTrace(wxT("font"), wxT("Falling back to '%s'"), validfacename.c_str()); | |
421 | SetFaceName(validfacename); | |
ff427585 VZ |
422 | #else // !wxUSE_FONTENUM |
423 | SetFaceName(facenames[0]); | |
424 | #endif // wxUSE_FONTENUM/!wxUSE_FONTENUM | |
85ab460e VZ |
425 | } |
426 | ||
427 | ||
ab5fe833 VZ |
428 | #ifdef wxNO_NATIVE_FONTINFO |
429 | ||
30764ab5 VZ |
430 | // These are the generic forms of FromString()/ToString. |
431 | // | |
432 | // convert to/from the string representation: format is | |
09fcd889 | 433 | // version;pointsize;family;style;weight;underlined;facename;encoding |
30764ab5 VZ |
434 | |
435 | bool wxNativeFontInfo::FromString(const wxString& s) | |
436 | { | |
437 | long l; | |
438 | ||
439 | wxStringTokenizer tokenizer(s, _T(";")); | |
440 | ||
441 | wxString token = tokenizer.GetNextToken(); | |
09fcd889 VZ |
442 | // |
443 | // Ignore the version for now | |
444 | // | |
33ac7e6f | 445 | |
09fcd889 | 446 | token = tokenizer.GetNextToken(); |
30764ab5 | 447 | if ( !token.ToLong(&l) ) |
a62848fd | 448 | return false; |
30764ab5 VZ |
449 | pointSize = (int)l; |
450 | ||
451 | token = tokenizer.GetNextToken(); | |
452 | if ( !token.ToLong(&l) ) | |
a62848fd | 453 | return false; |
f7b301fa | 454 | family = (wxFontFamily)l; |
30764ab5 VZ |
455 | |
456 | token = tokenizer.GetNextToken(); | |
457 | if ( !token.ToLong(&l) ) | |
a62848fd | 458 | return false; |
ab5fe833 | 459 | style = (wxFontStyle)l; |
30764ab5 VZ |
460 | |
461 | token = tokenizer.GetNextToken(); | |
462 | if ( !token.ToLong(&l) ) | |
a62848fd | 463 | return false; |
ab5fe833 | 464 | weight = (wxFontWeight)l; |
30764ab5 VZ |
465 | |
466 | token = tokenizer.GetNextToken(); | |
467 | if ( !token.ToLong(&l) ) | |
a62848fd | 468 | return false; |
189e08b4 | 469 | underlined = l != 0; |
30764ab5 VZ |
470 | |
471 | faceName = tokenizer.GetNextToken(); | |
0a9f0ef7 JS |
472 | |
473 | #ifndef __WXMAC__ | |
30764ab5 | 474 | if( !faceName ) |
a62848fd | 475 | return false; |
0a9f0ef7 | 476 | #endif |
30764ab5 VZ |
477 | |
478 | token = tokenizer.GetNextToken(); | |
479 | if ( !token.ToLong(&l) ) | |
a62848fd | 480 | return false; |
30764ab5 VZ |
481 | encoding = (wxFontEncoding)l; |
482 | ||
a62848fd | 483 | return true; |
30764ab5 VZ |
484 | } |
485 | ||
486 | wxString wxNativeFontInfo::ToString() const | |
487 | { | |
488 | wxString s; | |
489 | ||
09fcd889 VZ |
490 | s.Printf(_T("%d;%d;%d;%d;%d;%d;%s;%d"), |
491 | 0, // version | |
30764ab5 VZ |
492 | pointSize, |
493 | family, | |
ab5fe833 VZ |
494 | (int)style, |
495 | (int)weight, | |
30764ab5 VZ |
496 | underlined, |
497 | faceName.GetData(), | |
498 | (int)encoding); | |
499 | ||
500 | return s; | |
501 | } | |
502 | ||
ab5fe833 VZ |
503 | void wxNativeFontInfo::Init() |
504 | { | |
3bf5a59b | 505 | pointSize = 0; |
ab5fe833 VZ |
506 | family = wxFONTFAMILY_DEFAULT; |
507 | style = wxFONTSTYLE_NORMAL; | |
508 | weight = wxFONTWEIGHT_NORMAL; | |
a62848fd | 509 | underlined = false; |
ab5fe833 VZ |
510 | faceName.clear(); |
511 | encoding = wxFONTENCODING_DEFAULT; | |
512 | } | |
513 | ||
514 | int wxNativeFontInfo::GetPointSize() const | |
515 | { | |
516 | return pointSize; | |
517 | } | |
518 | ||
519 | wxFontStyle wxNativeFontInfo::GetStyle() const | |
520 | { | |
521 | return style; | |
522 | } | |
523 | ||
524 | wxFontWeight wxNativeFontInfo::GetWeight() const | |
525 | { | |
526 | return weight; | |
527 | } | |
528 | ||
529 | bool wxNativeFontInfo::GetUnderlined() const | |
530 | { | |
531 | return underlined; | |
532 | } | |
533 | ||
534 | wxString wxNativeFontInfo::GetFaceName() const | |
535 | { | |
536 | return faceName; | |
537 | } | |
538 | ||
7936354d VZ |
539 | wxFontFamily wxNativeFontInfo::GetFamily() const |
540 | { | |
541 | return family; | |
542 | } | |
543 | ||
ab5fe833 VZ |
544 | wxFontEncoding wxNativeFontInfo::GetEncoding() const |
545 | { | |
546 | return encoding; | |
547 | } | |
548 | ||
549 | void wxNativeFontInfo::SetPointSize(int pointsize) | |
550 | { | |
551 | pointSize = pointsize; | |
552 | } | |
553 | ||
554 | void wxNativeFontInfo::SetStyle(wxFontStyle style_) | |
555 | { | |
556 | style = style_; | |
557 | } | |
558 | ||
559 | void wxNativeFontInfo::SetWeight(wxFontWeight weight_) | |
560 | { | |
561 | weight = weight_; | |
562 | } | |
563 | ||
564 | void wxNativeFontInfo::SetUnderlined(bool underlined_) | |
565 | { | |
566 | underlined = underlined_; | |
567 | } | |
568 | ||
85ab460e | 569 | bool wxNativeFontInfo::SetFaceName(const wxString& facename_) |
ab5fe833 | 570 | { |
f7b301fa | 571 | faceName = facename_; |
85ab460e | 572 | return true; |
ab5fe833 VZ |
573 | } |
574 | ||
3f1d1373 | 575 | void wxNativeFontInfo::SetFamily(wxFontFamily family_) |
7936354d VZ |
576 | { |
577 | family = family_; | |
578 | } | |
579 | ||
ab5fe833 VZ |
580 | void wxNativeFontInfo::SetEncoding(wxFontEncoding encoding_) |
581 | { | |
582 | encoding = encoding_; | |
583 | } | |
584 | ||
7826e2dd | 585 | #endif // generic wxNativeFontInfo implementation |
30764ab5 | 586 | |
ab5fe833 VZ |
587 | // conversion to/from user-readable string: this is used in the generic |
588 | // versions and under MSW as well because there is no standard font description | |
589 | // format there anyhow (but there is a well-defined standard for X11 fonts used | |
590 | // by wxGTK and wxMotif) | |
591 | ||
0eb529d9 | 592 | #if defined(wxNO_NATIVE_FONTINFO) || defined(__WXMSW__) || defined (__WXPM__) |
ab5fe833 VZ |
593 | |
594 | wxString wxNativeFontInfo::ToUserString() const | |
595 | { | |
596 | wxString desc; | |
597 | ||
598 | // first put the adjectives, if any - this is English-centric, of course, | |
599 | // but what else can we do? | |
600 | if ( GetUnderlined() ) | |
601 | { | |
85ab460e | 602 | desc << _("underlined"); |
ab5fe833 VZ |
603 | } |
604 | ||
605 | switch ( GetWeight() ) | |
606 | { | |
607 | default: | |
608 | wxFAIL_MSG( _T("unknown font weight") ); | |
609 | // fall through | |
610 | ||
611 | case wxFONTWEIGHT_NORMAL: | |
612 | break; | |
613 | ||
614 | case wxFONTWEIGHT_LIGHT: | |
85ab460e | 615 | desc << _(" light"); |
ab5fe833 VZ |
616 | break; |
617 | ||
618 | case wxFONTWEIGHT_BOLD: | |
85ab460e | 619 | desc << _(" bold"); |
ab5fe833 VZ |
620 | break; |
621 | } | |
622 | ||
623 | switch ( GetStyle() ) | |
624 | { | |
625 | default: | |
626 | wxFAIL_MSG( _T("unknown font style") ); | |
627 | // fall through | |
628 | ||
629 | case wxFONTSTYLE_NORMAL: | |
630 | break; | |
631 | ||
632 | // we don't distinguish between the two for now anyhow... | |
633 | case wxFONTSTYLE_ITALIC: | |
634 | case wxFONTSTYLE_SLANT: | |
85ab460e | 635 | desc << _(" italic"); |
ab5fe833 VZ |
636 | break; |
637 | } | |
638 | ||
a9249b2e VZ |
639 | wxString face = GetFaceName(); |
640 | if ( !face.empty() ) | |
ab5fe833 | 641 | { |
a9249b2e | 642 | desc << _T(' ') << face; |
ab5fe833 VZ |
643 | } |
644 | ||
a9249b2e VZ |
645 | int size = GetPointSize(); |
646 | if ( size != wxNORMAL_FONT->GetPointSize() ) | |
ab5fe833 | 647 | { |
a9249b2e | 648 | desc << _T(' ') << size; |
ab5fe833 | 649 | } |
a9249b2e | 650 | |
e7e52b6d | 651 | #if wxUSE_FONTMAP |
a9249b2e VZ |
652 | wxFontEncoding enc = GetEncoding(); |
653 | if ( enc != wxFONTENCODING_DEFAULT && enc != wxFONTENCODING_SYSTEM ) | |
654 | { | |
2a1f999f | 655 | desc << _T(' ') << wxFontMapper::GetEncodingName(enc); |
a9249b2e | 656 | } |
e7e52b6d | 657 | #endif // wxUSE_FONTMAP |
a9249b2e | 658 | |
85ab460e | 659 | return desc.Strip(wxString::both).MakeLower(); |
ab5fe833 VZ |
660 | } |
661 | ||
662 | bool wxNativeFontInfo::FromUserString(const wxString& s) | |
663 | { | |
664 | // reset to the default state | |
665 | Init(); | |
666 | ||
667 | // parse a more or less free form string | |
668 | // | |
669 | // TODO: we should handle at least the quoted facenames | |
670 | wxStringTokenizer tokenizer(s, _T(";, "), wxTOKEN_STRTOK); | |
671 | ||
672 | wxString face; | |
673 | unsigned long size; | |
77f15ffe VS |
674 | bool weightfound = false, pointsizefound = false; |
675 | #if wxUSE_FONTMAP | |
676 | bool encodingfound = false; | |
677 | #endif | |
ab5fe833 VZ |
678 | |
679 | while ( tokenizer.HasMoreTokens() ) | |
680 | { | |
681 | wxString token = tokenizer.GetNextToken(); | |
682 | ||
683 | // normalize it | |
a62848fd | 684 | token.Trim(true).Trim(false).MakeLower(); |
ab5fe833 VZ |
685 | |
686 | // look for the known tokens | |
687 | if ( token == _T("underlined") || token == _("underlined") ) | |
688 | { | |
a62848fd | 689 | SetUnderlined(true); |
ab5fe833 VZ |
690 | } |
691 | else if ( token == _T("light") || token == _("light") ) | |
692 | { | |
693 | SetWeight(wxFONTWEIGHT_LIGHT); | |
85ab460e | 694 | weightfound = true; |
ab5fe833 VZ |
695 | } |
696 | else if ( token == _T("bold") || token == _("bold") ) | |
697 | { | |
698 | SetWeight(wxFONTWEIGHT_BOLD); | |
85ab460e | 699 | weightfound = true; |
ab5fe833 VZ |
700 | } |
701 | else if ( token == _T("italic") || token == _("italic") ) | |
702 | { | |
703 | SetStyle(wxFONTSTYLE_ITALIC); | |
704 | } | |
705 | else if ( token.ToULong(&size) ) | |
706 | { | |
a9249b2e | 707 | SetPointSize(size); |
85ab460e | 708 | pointsizefound = true; |
ab5fe833 | 709 | } |
85ab460e VZ |
710 | else |
711 | { | |
e7e52b6d | 712 | #if wxUSE_FONTMAP |
85ab460e VZ |
713 | // try to interpret this as an encoding |
714 | wxFontEncoding encoding = wxFontMapper::Get()->CharsetToEncoding(token, false); | |
715 | if ( encoding != wxFONTENCODING_DEFAULT && | |
716 | encoding != wxFONTENCODING_SYSTEM ) // returned when the recognition failed | |
ab5fe833 VZ |
717 | { |
718 | SetEncoding(encoding); | |
85ab460e | 719 | encodingfound = true; |
ab5fe833 | 720 | } |
85ab460e | 721 | else |
ab5fe833 | 722 | { |
85ab460e VZ |
723 | #endif // wxUSE_FONTMAP |
724 | ||
725 | // assume it is the face name | |
ab5fe833 VZ |
726 | if ( !face.empty() ) |
727 | { | |
728 | face += _T(' '); | |
729 | } | |
730 | ||
731 | face += token; | |
732 | ||
733 | // skip the code which resets face below | |
734 | continue; | |
85ab460e VZ |
735 | |
736 | #if wxUSE_FONTMAP | |
737 | } | |
738 | #endif // wxUSE_FONTMAP | |
ab5fe833 VZ |
739 | } |
740 | ||
741 | // if we had had the facename, we shouldn't continue appending tokens | |
742 | // to it (i.e. "foo bold bar" shouldn't result in the facename "foo | |
743 | // bar") | |
744 | if ( !face.empty() ) | |
745 | { | |
85ab460e VZ |
746 | // NB: the check on the facename is implemented in wxFontBase::SetFaceName |
747 | // and not in wxNativeFontInfo::SetFaceName thus we need to explicitely | |
748 | // call here wxFontEnumerator::IsValidFacename | |
ff427585 VZ |
749 | if ( |
750 | #if wxUSE_FONTENUM | |
751 | !wxFontEnumerator::IsValidFacename(face) || | |
752 | #endif // wxUSE_FONTENUM | |
753 | !SetFaceName(face) ) | |
754 | { | |
85ab460e | 755 | SetFaceName(wxNORMAL_FONT->GetFaceName()); |
ff427585 VZ |
756 | } |
757 | ||
ab5fe833 VZ |
758 | face.clear(); |
759 | } | |
760 | } | |
761 | ||
762 | // we might not have flushed it inside the loop | |
763 | if ( !face.empty() ) | |
764 | { | |
85ab460e VZ |
765 | // NB: the check on the facename is implemented in wxFontBase::SetFaceName |
766 | // and not in wxNativeFontInfo::SetFaceName thus we need to explicitely | |
767 | // call here wxFontEnumerator::IsValidFacename | |
ff427585 VZ |
768 | if ( |
769 | #if wxUSE_FONTENUM | |
770 | !wxFontEnumerator::IsValidFacename(face) || | |
771 | #endif // wxUSE_FONTENUM | |
772 | !SetFaceName(face) ) | |
773 | { | |
774 | SetFaceName(wxNORMAL_FONT->GetFaceName()); | |
775 | } | |
ab5fe833 VZ |
776 | } |
777 | ||
85ab460e VZ |
778 | // set point size to default value if size was not given |
779 | if ( !pointsizefound ) | |
780 | SetPointSize(wxNORMAL_FONT->GetPointSize()); | |
781 | ||
782 | // set font weight to default value if weight was not given | |
783 | if ( !weightfound ) | |
784 | SetWeight(wxFONTWEIGHT_NORMAL); | |
785 | ||
786 | #if wxUSE_FONTMAP | |
787 | // set font encoding to default value if encoding was not given | |
788 | if ( !encodingfound ) | |
789 | SetEncoding(wxFONTENCODING_SYSTEM); | |
790 | #endif // wxUSE_FONTMAP | |
791 | ||
a62848fd | 792 | return true; |
ab5fe833 VZ |
793 | } |
794 | ||
0eb529d9 | 795 | #endif // generic or wxMSW or wxOS2 |
fc9361e3 VZ |
796 | |
797 | ||
798 | // wxFont <-> wxString utilities, used by wxConfig | |
799 | wxString wxToString(const wxFontBase& font) | |
800 | { | |
801 | return font.IsOk() ? font.GetNativeFontInfoDesc() | |
802 | : wxString(); | |
803 | } | |
804 | ||
805 | bool wxFromString(const wxString& str, wxFontBase *font) | |
806 | { | |
807 | wxCHECK_MSG( font, false, _T("NULL output parameter") ); | |
808 | ||
809 | if ( str.empty() ) | |
810 | { | |
811 | *font = wxNullFont; | |
812 | return true; | |
813 | } | |
814 | ||
815 | return font->SetNativeFontInfo(str); | |
816 | } | |
817 | ||
818 |