src/mac/font.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        font.cpp
   3 // Purpose:     wxFont class
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     ??/??/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "font.h"
  14 #endif
  15
  16 #include "wx/defs.h"
  17 #include "wx/string.h"
  18 #include "wx/font.h"
  19 #include "wx/fontutil.h"
  20 #include "wx/gdicmn.h"
  21 #include "wx/utils.h"
  22
  23 #include "wx/fontutil.h"
  24
  25 #include "wx/mac/private.h"
  26 #include "ATSUnicode.h"
  27
  28 #if !USE_SHARED_LIBRARIES
  29 IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
  30 #endif
  31
  32 // ============================================================================
  33 // implementation
  34 // ============================================================================
  35
  36 // ----------------------------------------------------------------------------
  37 // wxFontRefData
  38 // ----------------------------------------------------------------------------
  39
  40 void wxFontRefData::Init(int pointSize,
  41                          int family,
  42                          int style,
  43                          int weight,
  44                          bool underlined,
  45                          const wxString& faceName,
  46                          wxFontEncoding encoding)
  47 {
  48     m_style = style;
  49     m_pointSize = pointSize;
  50     m_family = family;
  51     m_style = style;
  52     m_weight = weight;
  53     m_underlined = underlined;
  54     m_faceName = faceName;
  55     m_encoding = encoding;
  56
  57     m_macFontNum = 0 ;
  58     m_macFontSize = 0;
  59     m_macFontStyle = 0;
  60     m_fontId = 0;
  61 }
  62
  63 wxFontRefData::~wxFontRefData()
  64 {
  65 }
  66
  67 void wxFontRefData::MacFindFont()
  68 {
  69         if( m_faceName == "" )
  70         {
  71                 switch( m_family )
  72                 {
  73                         case wxDEFAULT :
  74                                 m_macFontNum = ::GetAppFont() ;
  75                                 break ;
  76                         case wxDECORATIVE :
  77                                 ::GetFNum( "\pTimes" , &m_macFontNum) ;
  78                                 break ;
  79                         case wxROMAN :
  80                                 ::GetFNum( "\pTimes" , &m_macFontNum) ;
  81                                 break ;
  82                         case wxSCRIPT :
  83                                 ::GetFNum( "\pTimes" , &m_macFontNum) ;
  84                                 break ;
  85                         case wxSWISS :
  86                                 ::GetFNum( "\pGeneva" , &m_macFontNum) ;
  87                                 break ;
  88                         case wxMODERN :
  89                                 ::GetFNum( "\pMonaco" , &m_macFontNum) ;
  90                                 break ;
  91                 }
  92         }
  93         else
  94         {
  95                 if ( m_faceName == "systemfont" )
  96                         m_macFontNum = ::GetSysFont() ;
  97                 else if ( m_faceName == "applicationfont" )
  98                         m_macFontNum = ::GetAppFont() ;
  99                 else
 100                 {
 101 #if TARGET_CARBON
 102                         c2pstrcpy( (StringPtr) wxBuffer, m_faceName ) ;
 103 #else
 104                         strcpy( (char *) wxBuffer, m_faceName ) ;
 105                         c2pstr( (char *) wxBuffer ) ;
 106 #endif
 107                         ::GetFNum( (StringPtr) wxBuffer, &m_macFontNum);
 108                 }
 109         }
 110
 111         m_macFontStyle = 0;
 112         if (m_weight == wxBOLD)
 113                  m_macFontStyle |= bold;
 114         if (m_style == wxITALIC || m_style == wxSLANT)
 115                 m_macFontStyle |= italic;
 116         if (m_underlined)
 117                 m_macFontStyle |= underline;
 118         m_macFontSize = m_pointSize ;
 119
 120         //TODO:if we supply the style as an additional parameter we must make a testing
 121         //sequence in order to degrade gracefully while trying to maintain most of the style
 122         //information, meanwhile we just take the normal font and apply the features after
 123         OSStatus status = ::ATSUFONDtoFontID(m_macFontNum, normal /*qdStyle*/, (UInt32*)&m_macATSUFontID);
 124         wxASSERT_MSG( status == noErr , "couldn't retrieve font identifier" ) ;
 125 }
 126
 127 // ----------------------------------------------------------------------------
 128 // wxFont
 129 // ----------------------------------------------------------------------------
 130
 131 void wxFont::Init()
 132 {
 133 }
 134
 135 bool wxFont::Create(const wxNativeFontInfo& info)
 136 {
 137     return Create(info.pointSize, info.family, info.style, info.weight,
 138                   info.underlined, info.faceName, info.encoding);
 139 }
 140
 141 wxFont::wxFont(const wxString& fontdesc)
 142 {
 143     wxNativeFontInfo info;
 144     if ( info.FromString(fontdesc) )
 145         (void)Create(info);
 146 }
 147
 148 bool wxFont::Create(int pointSize,
 149                     int family,
 150                     int style,
 151                     int weight,
 152                     bool underlined,
 153                     const wxString& faceName,
 154                     wxFontEncoding encoding)
 155 {
 156     UnRef();
 157     m_refData = new wxFontRefData(pointSize, family, style, weight,
 158                                   underlined, faceName, encoding);
 159
 160     RealizeResource();
 161
 162     return TRUE;
 163 }
 164
 165 wxFont::~wxFont()
 166 {
 167 }
 168
 169 bool wxFont::RealizeResource()
 170 {
 171         M_FONTDATA->MacFindFont() ;
 172     return TRUE;
 173 }
 174
 175 void wxFont::SetEncoding(wxFontEncoding encoding)
 176 {
 177     Unshare();
 178
 179     M_FONTDATA->m_encoding = encoding;
 180
 181     RealizeResource();
 182 }
 183
 184 void wxFont::Unshare()
 185 {
 186         // Don't change shared data
 187         if (!m_refData)
 188     {
 189                 m_refData = new wxFontRefData();
 190         }
 191     else
 192     {
 193                 wxFontRefData* ref = new wxFontRefData(*(wxFontRefData*)m_refData);
 194                 UnRef();
 195                 m_refData = ref;
 196         }
 197 }
 198
 199 void wxFont::SetPointSize(int pointSize)
 200 {
 201     Unshare();
 202
 203     M_FONTDATA->m_pointSize = pointSize;
 204
 205     RealizeResource();
 206 }
 207
 208 void wxFont::SetFamily(int family)
 209 {
 210     Unshare();
 211
 212     M_FONTDATA->m_family = family;
 213
 214     RealizeResource();
 215 }
 216
 217 void wxFont::SetStyle(int style)
 218 {
 219     Unshare();
 220
 221     M_FONTDATA->m_style = style;
 222
 223     RealizeResource();
 224 }
 225
 226 void wxFont::SetWeight(int weight)
 227 {
 228     Unshare();
 229
 230     M_FONTDATA->m_weight = weight;
 231
 232     RealizeResource();
 233 }
 234
 235 void wxFont::SetFaceName(const wxString& faceName)
 236 {
 237     Unshare();
 238
 239     M_FONTDATA->m_faceName = faceName;
 240
 241     RealizeResource();
 242 }
 243
 244 void wxFont::SetUnderlined(bool underlined)
 245 {
 246     Unshare();
 247
 248     M_FONTDATA->m_underlined = underlined;
 249
 250     RealizeResource();
 251 }
 252
 253 // ----------------------------------------------------------------------------
 254 // accessors
 255 // ----------------------------------------------------------------------------
 256
 257 int wxFont::GetPointSize() const
 258 {
 259     return M_FONTDATA->m_pointSize;
 260 }
 261
 262 int wxFont::GetFamily() const
 263 {
 264     return M_FONTDATA->m_family;
 265 }
 266
 267 int wxFont::GetStyle() const
 268 {
 269     return M_FONTDATA->m_style;
 270 }
 271
 272 int wxFont::GetWeight() const
 273 {
 274     return M_FONTDATA->m_weight;
 275 }
 276
 277 bool wxFont::GetUnderlined() const
 278 {
 279     return M_FONTDATA->m_underlined;
 280 }
 281
 282 wxString wxFont::GetFaceName() const
 283 {
 284     wxString str;
 285     if ( M_FONTDATA )
 286         str = M_FONTDATA->m_faceName ;
 287     return str;
 288 }
 289
 290 wxFontEncoding wxFont::GetEncoding() const
 291 {
 292     return M_FONTDATA->m_encoding;
 293 }
 294