wxPython/src/_font.i

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        _font.i
   3 // Purpose:     SWIG interface file for wxFont and related classes
   4 //
   5 // Author:      Robin Dunn
   6 //
   7 // Created:     1-Apr-2002
   8 // RCS-ID:      $Id$
   9 // Copyright:   (c) 2002 by Total Control Software
  10 // Licence:     wxWindows license
  11 /////////////////////////////////////////////////////////////////////////////
  12
  13 // Not a %module
  14
  15
  16 //---------------------------------------------------------------------------
  17
  18 %{
  19 #include <wx/fontutil.h>
  20 #include <wx/fontmap.h>
  21 #include <wx/fontenum.h>
  22 %}
  23
  24 //---------------------------------------------------------------------------
  25 %newgroup
  26
  27
  28 enum wxFontFamily
  29 {
  30     wxFONTFAMILY_DEFAULT = wxDEFAULT,
  31     wxFONTFAMILY_DECORATIVE = wxDECORATIVE,
  32     wxFONTFAMILY_ROMAN = wxROMAN,
  33     wxFONTFAMILY_SCRIPT = wxSCRIPT,
  34     wxFONTFAMILY_SWISS = wxSWISS,
  35     wxFONTFAMILY_MODERN = wxMODERN,
  36     wxFONTFAMILY_TELETYPE = wxTELETYPE,
  37     wxFONTFAMILY_MAX,
  38     wxFONTFAMILY_UNKNOWN = wxFONTFAMILY_MAX
  39 };
  40
  41 // font styles
  42 enum wxFontStyle
  43 {
  44     wxFONTSTYLE_NORMAL = wxNORMAL,
  45     wxFONTSTYLE_ITALIC = wxITALIC,
  46     wxFONTSTYLE_SLANT = wxSLANT,
  47     wxFONTSTYLE_MAX
  48 };
  49
  50 // font weights
  51 enum wxFontWeight
  52 {
  53     wxFONTWEIGHT_NORMAL = wxNORMAL,
  54     wxFONTWEIGHT_LIGHT = wxLIGHT,
  55     wxFONTWEIGHT_BOLD = wxBOLD,
  56     wxFONTWEIGHT_MAX
  57 };
  58
  59
  60 // the font flag bits for the new font ctor accepting one combined flags word
  61 enum
  62 {
  63     // no special flags: font with default weight/slant/anti-aliasing
  64     wxFONTFLAG_DEFAULT          = 0,
  65
  66     // slant flags (default: no slant)
  67     wxFONTFLAG_ITALIC           = 1 << 0,
  68     wxFONTFLAG_SLANT            = 1 << 1,
  69
  70     // weight flags (default: medium)
  71     wxFONTFLAG_LIGHT            = 1 << 2,
  72     wxFONTFLAG_BOLD             = 1 << 3,
  73
  74     // anti-aliasing flag: force on or off (default: the current system default)
  75     wxFONTFLAG_ANTIALIASED      = 1 << 4,
  76     wxFONTFLAG_NOT_ANTIALIASED  = 1 << 5,
  77
  78     // underlined/strikethrough flags (default: no lines)
  79     wxFONTFLAG_UNDERLINED       = 1 << 6,
  80     wxFONTFLAG_STRIKETHROUGH    = 1 << 7,
  81
  82     // the mask of all currently used flags
  83     wxFONTFLAG_MASK = wxFONTFLAG_ITALIC             |
  84                       wxFONTFLAG_SLANT              |
  85                       wxFONTFLAG_LIGHT              |
  86                       wxFONTFLAG_BOLD               |
  87                       wxFONTFLAG_ANTIALIASED        |
  88                       wxFONTFLAG_NOT_ANTIALIASED    |
  89                       wxFONTFLAG_UNDERLINED         |
  90                       wxFONTFLAG_STRIKETHROUGH
  91 };
  92
  93
  94 // font encodings
  95 enum wxFontEncoding
  96 {
  97     wxFONTENCODING_SYSTEM = -1,     // system default
  98     wxFONTENCODING_DEFAULT,         // current default encoding
  99
 100     // ISO8859 standard defines a number of single-byte charsets
 101     wxFONTENCODING_ISO8859_1,       // West European (Latin1)
 102     wxFONTENCODING_ISO8859_2,       // Central and East European (Latin2)
 103     wxFONTENCODING_ISO8859_3,       // Esperanto (Latin3)
 104     wxFONTENCODING_ISO8859_4,       // Baltic (old) (Latin4)
 105     wxFONTENCODING_ISO8859_5,       // Cyrillic
 106     wxFONTENCODING_ISO8859_6,       // Arabic
 107     wxFONTENCODING_ISO8859_7,       // Greek
 108     wxFONTENCODING_ISO8859_8,       // Hebrew
 109     wxFONTENCODING_ISO8859_9,       // Turkish (Latin5)
 110     wxFONTENCODING_ISO8859_10,      // Variation of Latin4 (Latin6)
 111     wxFONTENCODING_ISO8859_11,      // Thai
 112     wxFONTENCODING_ISO8859_12,      // doesn't exist currently, but put it
 113                                     // here anyhow to make all ISO8859
 114                                     // consecutive numbers
 115     wxFONTENCODING_ISO8859_13,      // Baltic (Latin7)
 116     wxFONTENCODING_ISO8859_14,      // Latin8
 117     wxFONTENCODING_ISO8859_15,      // Latin9 (a.k.a. Latin0, includes euro)
 118     wxFONTENCODING_ISO8859_MAX,
 119
 120     // Cyrillic charset soup (see http://czyborra.com/charsets/cyrillic.html)
 121     wxFONTENCODING_KOI8,            // KOI8 Russian
 122     wxFONTENCODING_KOI8_U,          // KOI8 Ukrainian
 123     wxFONTENCODING_ALTERNATIVE,     // same as MS-DOS CP866
 124     wxFONTENCODING_BULGARIAN,       // used under Linux in Bulgaria
 125
 126     // what would we do without Microsoft? They have their own encodings
 127         // for DOS
 128     wxFONTENCODING_CP437,           // original MS-DOS codepage
 129     wxFONTENCODING_CP850,           // CP437 merged with Latin1
 130     wxFONTENCODING_CP852,           // CP437 merged with Latin2
 131     wxFONTENCODING_CP855,           // another cyrillic encoding
 132     wxFONTENCODING_CP866,           // and another one
 133         // and for Windows
 134     wxFONTENCODING_CP874,           // WinThai
 135     wxFONTENCODING_CP932,           // Japanese (shift-JIS)
 136     wxFONTENCODING_CP936,           // Chinese simplified (GB)
 137     wxFONTENCODING_CP949,           // Korean (Hangul charset)
 138     wxFONTENCODING_CP950,           // Chinese (traditional - Big5)
 139     wxFONTENCODING_CP1250,          // WinLatin2
 140     wxFONTENCODING_CP1251,          // WinCyrillic
 141     wxFONTENCODING_CP1252,          // WinLatin1
 142     wxFONTENCODING_CP1253,          // WinGreek (8859-7)
 143     wxFONTENCODING_CP1254,          // WinTurkish
 144     wxFONTENCODING_CP1255,          // WinHebrew
 145     wxFONTENCODING_CP1256,          // WinArabic
 146     wxFONTENCODING_CP1257,          // WinBaltic (same as Latin 7)
 147     wxFONTENCODING_CP12_MAX,
 148
 149     wxFONTENCODING_UTF7,            // UTF-7 Unicode encoding
 150     wxFONTENCODING_UTF8,            // UTF-8 Unicode encoding
 151     wxFONTENCODING_EUC_JP,          // Extended Unix Codepage for Japanese
 152     wxFONTENCODING_UTF16BE,         // UTF-16 Big Endian Unicode encoding
 153     wxFONTENCODING_UTF16LE,         // UTF-16 Little Endian Unicode encoding
 154     wxFONTENCODING_UTF32BE,         // UTF-32 Big Endian Unicode encoding
 155     wxFONTENCODING_UTF32LE,         // UTF-32 Little Endian Unicode encoding
 156
 157     wxFONTENCODING_MACROMAN,        // the standard mac encodings
 158     wxFONTENCODING_MACJAPANESE,
 159     wxFONTENCODING_MACCHINESETRAD,
 160     wxFONTENCODING_MACKOREAN,
 161     wxFONTENCODING_MACARABIC,
 162     wxFONTENCODING_MACHEBREW,
 163     wxFONTENCODING_MACGREEK,
 164     wxFONTENCODING_MACCYRILLIC,
 165     wxFONTENCODING_MACDEVANAGARI,
 166     wxFONTENCODING_MACGURMUKHI,
 167     wxFONTENCODING_MACGUJARATI,
 168     wxFONTENCODING_MACORIYA,
 169     wxFONTENCODING_MACBENGALI,
 170     wxFONTENCODING_MACTAMIL,
 171     wxFONTENCODING_MACTELUGU,
 172     wxFONTENCODING_MACKANNADA,
 173     wxFONTENCODING_MACMALAJALAM,
 174     wxFONTENCODING_MACSINHALESE,
 175     wxFONTENCODING_MACBURMESE,
 176     wxFONTENCODING_MACKHMER,
 177     wxFONTENCODING_MACTHAI,
 178     wxFONTENCODING_MACLAOTIAN,
 179     wxFONTENCODING_MACGEORGIAN,
 180     wxFONTENCODING_MACARMENIAN,
 181     wxFONTENCODING_MACCHINESESIMP,
 182     wxFONTENCODING_MACTIBETAN,
 183     wxFONTENCODING_MACMONGOLIAN,
 184     wxFONTENCODING_MACETHIOPIC,
 185     wxFONTENCODING_MACCENTRALEUR,
 186     wxFONTENCODING_MACVIATNAMESE,
 187     wxFONTENCODING_MACARABICEXT,
 188     wxFONTENCODING_MACSYMBOL,
 189     wxFONTENCODING_MACDINGBATS,
 190     wxFONTENCODING_MACTURKISH,
 191     wxFONTENCODING_MACCROATIAN,
 192     wxFONTENCODING_MACICELANDIC,
 193     wxFONTENCODING_MACROMANIAN,
 194     wxFONTENCODING_MACCELTIC,
 195     wxFONTENCODING_MACGAELIC,
 196     wxFONTENCODING_MACKEYBOARD,
 197
 198     wxFONTENCODING_MACMIN = wxFONTENCODING_MACROMAN ,
 199     wxFONTENCODING_MACMAX = wxFONTENCODING_MACKEYBOARD ,
 200
 201     wxFONTENCODING_MAX,             // highest enumerated encoding value
 202
 203
 204     // aliases for endian-dependent UTF encodings
 205     wxFONTENCODING_UTF16,  // native UTF-16
 206     wxFONTENCODING_UTF32,  // native UTF-32
 207
 208     // alias for the native Unicode encoding on this platform
 209     // (this is used by wxEncodingConverter and wxUTFFile only for now)
 210     wxFONTENCODING_UNICODE = wxFONTENCODING_UTF16,
 211
 212     // alternative names for Far Eastern encodings
 213         // Chinese
 214     wxFONTENCODING_GB2312 = wxFONTENCODING_CP936, // Simplified Chinese
 215     wxFONTENCODING_BIG5 = wxFONTENCODING_CP950,   // Traditional Chinese
 216
 217         // Japanese (see http://zsigri.tripod.com/fontboard/cjk/jis.html)
 218     wxFONTENCODING_SHIFT_JIS = wxFONTENCODING_CP932 // Shift JIS
 219 };
 220
 221 //---------------------------------------------------------------------------
 222 %newgroup
 223
 224 // wxNativeFontInfo is platform-specific font representation: this struct
 225 // should be considered as opaque font description only used by the native
 226 // functions, the user code can only get the objects of this type from
 227 // somewhere and pass it somewhere else (possibly save them somewhere using
 228 // ToString() and restore them using FromString())
 229 struct wxNativeFontInfo
 230 {
 231 public:
 232     wxNativeFontInfo();
 233     ~wxNativeFontInfo();
 234
 235     // reset to the default state
 236     void Init();
 237
 238     // init with the parameters of the given font
 239     void InitFromFont(const wxFont& font);
 240
 241     // accessors and modifiers for the font elements
 242     int GetPointSize() const;
 243     wxFontStyle GetStyle() const;
 244     wxFontWeight GetWeight() const;
 245     bool GetUnderlined() const;
 246     wxString GetFaceName() const;
 247     wxFontFamily GetFamily() const;
 248     wxFontEncoding GetEncoding() const;
 249
 250     void SetPointSize(int pointsize);
 251     void SetStyle(wxFontStyle style);
 252     void SetWeight(wxFontWeight weight);
 253     void SetUnderlined(bool underlined);
 254     void SetFaceName(wxString facename);
 255     void SetFamily(wxFontFamily family);
 256     void SetEncoding(wxFontEncoding encoding);
 257
 258     // it is important to be able to serialize wxNativeFontInfo objects to be
 259     // able to store them (in config file, for example)
 260     bool FromString(const wxString& s);
 261     wxString ToString() const;
 262
 263     %extend {
 264         wxString __str__() {
 265             return self->ToString();
 266         }
 267     }
 268
 269     // we also want to present the native font descriptions to the user in some
 270     // human-readable form (it is not platform independent neither, but can
 271     // hopefully be understood by the user)
 272     bool FromUserString(const wxString& s);
 273     wxString ToUserString() const;
 274 };
 275
 276
 277
 278
 279 struct wxNativeEncodingInfo
 280 {
 281     wxString facename;          // may be empty meaning "any"
 282     wxFontEncoding encoding;    // so that we know what this struct represents
 283
 284     wxNativeEncodingInfo();
 285     ~wxNativeEncodingInfo();
 286
 287     // this struct is saved in config by wxFontMapper, so it should know to
 288     // serialise itself (implemented in platform-specific code)
 289     bool FromString(const wxString& s);
 290     wxString ToString() const;
 291 };
 292
 293
 294 #ifndef __WXMSW__
 295 // translate a wxFontEncoding into native encoding parameter (defined above),
 296 // returning a wxNativeEncodingInfo if an (exact) match could be found, NULL
 297 // otherwise.
 298 %inline %{
 299     wxNativeEncodingInfo* wxGetNativeFontEncoding(wxFontEncoding encoding) {
 300         static wxNativeEncodingInfo info;
 301         if ( wxGetNativeFontEncoding(encoding, &info) )
 302             return &info;
 303         else
 304             return NULL;
 305     }
 306 %}
 307
 308 // test for the existence of the font described by this facename/encoding,
 309 // return True if such font(s) exist, False otherwise
 310 bool wxTestFontEncoding(const wxNativeEncodingInfo& info);
 311
 312 #else
 313
 314 %inline %{
 315     wxNativeEncodingInfo* wxGetNativeFontEncoding(wxFontEncoding encoding)
 316         { wxPyRaiseNotImplemented(); return NULL; }
 317
 318     bool wxTestFontEncoding(const wxNativeEncodingInfo& info)
 319         { wxPyRaiseNotImplemented(); return False; }
 320 %}
 321 #endif
 322
 323 //---------------------------------------------------------------------------
 324 %newgroup
 325
 326 // wxFontMapper manages user-definable correspondence between logical font
 327 // names and the fonts present on the machine.
 328 //
 329 // The default implementations of all functions will ask the user if they are
 330 // not capable of finding the answer themselves and store the answer in a
 331 // config file (configurable via SetConfigXXX functions). This behaviour may
 332 // be disabled by giving the value of False to "interactive" parameter.
 333 // However, the functions will always consult the config file to allow the
 334 // user-defined values override the default logic and there is no way to
 335 // disable this - which shouldn't be ever needed because if "interactive" was
 336 // never True, the config file is never created anyhow.
 337 //
 338 // This is a singleton class, font mapper objects can only be accessed using
 339 // wxFontMapper::Get().
 340
 341 class  wxFontMapper
 342 {
 343 public:
 344     wxFontMapper();
 345     ~wxFontMapper();
 346
 347     // return instance of the wxFontMapper singleton
 348     static wxFontMapper *Get();
 349     // set the sigleton to 'mapper' instance and return previous one
 350     static wxFontMapper *Set(wxFontMapper *mapper);
 351
 352
 353     // returns the encoding for the given charset (in the form of RFC 2046) or
 354     // wxFONTENCODING_SYSTEM if couldn't decode it
 355     //
 356     // interactive parameter is ignored in the base class, we behave as if it
 357     // were always False
 358     virtual wxFontEncoding CharsetToEncoding(const wxString& charset,
 359                                              bool interactive = True);
 360
 361
 362     // get the number of font encodings we know about
 363     static size_t GetSupportedEncodingsCount();
 364
 365     // get the n-th supported encoding
 366     static wxFontEncoding GetEncoding(size_t n);
 367
 368     // return internal string identifier for the encoding (see also
 369     // GetEncodingDescription())
 370     static wxString GetEncodingName(wxFontEncoding encoding);
 371
 372     // return user-readable string describing the given encoding
 373     //
 374     // NB: hard-coded now, but might change later (read it from config?)
 375     static wxString GetEncodingDescription(wxFontEncoding encoding);
 376
 377     // find the encoding corresponding to the given name, inverse of
 378     // GetEncodingName() and less general than CharsetToEncoding()
 379     //
 380     // returns wxFONTENCODING_MAX if the name is not a supported encoding
 381     static wxFontEncoding GetEncodingFromName(const wxString& name);
 382
 383
 384     // set the config object to use (may be NULL to use default)
 385     void SetConfig(wxConfigBase *config);
 386
 387     // set the root config path to use (should be an absolute path)
 388     void SetConfigPath(const wxString& prefix);
 389
 390     // return default config path
 391     static const wxString GetDefaultConfigPath();
 392
 393
 394
 395     // Find an alternative for the given encoding (which is supposed to not be
 396     // available on this system). If successful, returns the encoding otherwise
 397     // returns None.
 398     %extend {
 399         PyObject* GetAltForEncoding(wxFontEncoding encoding,
 400                                     const wxString& facename = wxPyEmptyString,
 401                                     bool interactive = True) {
 402             wxFontEncoding alt_enc;
 403             if (self->GetAltForEncoding(encoding, &alt_enc, facename, interactive))
 404                 return PyInt_FromLong(alt_enc);
 405             else {
 406                 Py_INCREF(Py_None);
 407                 return Py_None;
 408             }
 409         }
 410     }
 411
 412
 413     // checks whether given encoding is available in given face or not.
 414     // If no facename is given (default), return true if it's available in any
 415     // facename at all.
 416     bool IsEncodingAvailable(wxFontEncoding encoding,
 417                              const wxString& facename = wxPyEmptyString);
 418
 419     // the parent window for modal dialogs
 420     void SetDialogParent(wxWindow *parent);
 421
 422     // the title for the dialogs (note that default is quite reasonable)
 423     void SetDialogTitle(const wxString& title);
 424
 425 };
 426
 427
 428
 429 //---------------------------------------------------------------------------
 430 %newgroup
 431
 432
 433 class wxFont : public wxGDIObject {
 434 public:
 435     wxFont( int pointSize, int family, int style, int weight,
 436             bool underline=False, const wxString& face = wxPyEmptyString,
 437             wxFontEncoding encoding=wxFONTENCODING_DEFAULT);
 438     ~wxFont();
 439
 440     %name(FontFromNativeInfo) wxFont(const wxNativeFontInfo& info);
 441     %extend {
 442         %name(FontFromNativeInfoString) wxFont(const wxString& info) {
 443             wxNativeFontInfo nfi;
 444             nfi.FromString(info);
 445             return new wxFont(nfi);
 446         }
 447
 448         %name(Font2) wxFont(int pointSize,
 449                               wxFontFamily family,
 450                               int flags = wxFONTFLAG_DEFAULT,
 451                               const wxString& face = wxPyEmptyString,
 452                               wxFontEncoding encoding = wxFONTENCODING_DEFAULT) {
 453             return wxFont::New(pointSize, family, flags, face, encoding);
 454         }
 455     }
 456
 457
 458     // was the font successfully created?
 459     bool Ok() const;
 460     %pythoncode { def __nonzero__(self): return self.Ok() }
 461
 462     // comparison
 463     %extend {
 464         bool __eq__(const wxFont* other) { return other ? (*self == *other) : False; }
 465         bool __ne__(const wxFont* other) { return other ? (*self != *other) : True;  }
 466     }
 467
 468     // accessors: get the font characteristics
 469     virtual int GetPointSize() const;
 470     virtual int GetFamily() const;
 471     virtual int GetStyle() const;
 472     virtual int GetWeight() const;
 473     virtual bool GetUnderlined() const;
 474     virtual wxString GetFaceName() const;
 475     virtual wxFontEncoding GetEncoding() const;
 476     virtual const wxNativeFontInfo *GetNativeFontInfo() const;
 477
 478     virtual bool IsFixedWidth() const;
 479
 480     wxString GetNativeFontInfoDesc() const;
 481     wxString GetNativeFontInfoUserDesc() const;
 482
 483     // change the font characteristics
 484     virtual void SetPointSize( int pointSize );
 485     virtual void SetFamily( int family );
 486     virtual void SetStyle( int style );
 487     virtual void SetWeight( int weight );
 488     virtual void SetFaceName( const wxString& faceName );
 489     virtual void SetUnderlined( bool underlined );
 490     virtual void SetEncoding(wxFontEncoding encoding);
 491     void SetNativeFontInfo(const wxNativeFontInfo& info);
 492     %name(SetNativeFontInfoFromString) void SetNativeFontInfo(const wxString& info);
 493     void SetNativeFontInfoUserDesc(const wxString& info);
 494
 495     // translate the fonts into human-readable string (i.e. GetStyleString()
 496     // will return "wxITALIC" for an italic font, ...)
 497     wxString GetFamilyString() const;
 498     wxString GetStyleString() const;
 499     wxString GetWeightString() const;
 500
 501     // Unofficial API, don't use
 502     virtual void SetNoAntiAliasing( bool no = True );
 503     virtual bool GetNoAntiAliasing();
 504
 505     // the default encoding is used for creating all fonts with default
 506     // encoding parameter
 507     static wxFontEncoding GetDefaultEncoding() { return ms_encodingDefault; }
 508     static void SetDefaultEncoding(wxFontEncoding encoding);
 509 };
 510
 511
 512
 513 //---------------------------------------------------------------------------
 514 %newgroup
 515
 516 // wxFontEnumerator
 517 %{
 518 class wxPyFontEnumerator : public wxFontEnumerator {
 519 public:
 520     wxPyFontEnumerator() {}
 521     ~wxPyFontEnumerator() {}
 522
 523     DEC_PYCALLBACK_BOOL_STRING(OnFacename);
 524     DEC_PYCALLBACK_BOOL_STRINGSTRING(OnFontEncoding);
 525
 526     PYPRIVATE;
 527 };
 528
 529 IMP_PYCALLBACK_BOOL_STRING(wxPyFontEnumerator, wxFontEnumerator, OnFacename);
 530 IMP_PYCALLBACK_BOOL_STRINGSTRING(wxPyFontEnumerator, wxFontEnumerator, OnFontEncoding);
 531
 532 %}
 533
 534 %name(FontEnumerator) class wxPyFontEnumerator {
 535 public:
 536     %pythonAppend wxPyFontEnumerator "self._setCallbackInfo(self, FontEnumerator, 0)"
 537
 538     wxPyFontEnumerator();
 539     ~wxPyFontEnumerator();
 540     void _setCallbackInfo(PyObject* self, PyObject* _class, bool incref);
 541
 542     bool EnumerateFacenames(
 543         wxFontEncoding encoding = wxFONTENCODING_SYSTEM, // all
 544         bool fixedWidthOnly = False);
 545
 546     bool EnumerateEncodings(const wxString& facename = wxPyEmptyString);
 547
 548     //wxArrayString* GetEncodings();
 549     //wxArrayString* GetFacenames();
 550     %extend {
 551         PyObject* GetEncodings() {
 552             wxArrayString* arr = self->GetEncodings();
 553             return wxArrayString2PyList_helper(*arr);
 554         }
 555
 556         PyObject* GetFacenames() {
 557             wxArrayString* arr = self->GetFacenames();
 558             return wxArrayString2PyList_helper(*arr);
 559         }
 560     }
 561 };
 562
 563
 564
 565 %init %{
 566     wxPyPtrTypeMap_Add("wxFontEnumerator", "wxPyFontEnumerator");
 567 %}
 568
 569 //---------------------------------------------------------------------------