include/wx/motif/font.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        font.h
   3 // Purpose:     wxFont class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_FONT_H_
  13 #define _WX_FONT_H_
  14
  15 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  16 #pragma interface "font.h"
  17 #endif
  18
  19 class wxXFont;
  20
  21 // Font
  22 class wxFont : public wxFontBase
  23 {
  24 public:
  25     // ctors and such
  26     wxFont() { Init(); }
  27     wxFont(const wxFont& font) { Init(); Ref(font); }
  28
  29     wxFont(int size,
  30         int family,
  31         int style,
  32         int weight,
  33         bool underlined = false,
  34         const wxString& face = wxEmptyString,
  35         wxFontEncoding encoding = wxFONTENCODING_DEFAULT)
  36     {
  37         Init();
  38
  39         (void)Create(size, family, style, weight, underlined, face, encoding);
  40     }
  41
  42     wxFont(const wxNativeFontInfo& info);
  43
  44     bool Create(int size,
  45         int family,
  46         int style,
  47         int weight,
  48         bool underlined = false,
  49         const wxString& face = wxEmptyString,
  50         wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
  51
  52     // wxMOTIF-specific
  53     bool Create(const wxString& fontname,
  54         wxFontEncoding fontenc = wxFONTENCODING_DEFAULT);
  55     bool Create(const wxNativeFontInfo& fontinfo);
  56
  57     virtual ~wxFont();
  58
  59     // assignment
  60     wxFont& operator=(const wxFont& font);
  61
  62     // implement base class pure virtuals
  63     virtual int GetPointSize() const;
  64     virtual int GetFamily() const;
  65     virtual int GetStyle() const;
  66     virtual int GetWeight() const;
  67     virtual bool GetUnderlined() const;
  68     virtual wxString GetFaceName() const;
  69     virtual wxFontEncoding GetEncoding() const;
  70     virtual const wxNativeFontInfo *GetNativeFontInfo() const;
  71
  72     virtual void SetPointSize(int pointSize);
  73     virtual void SetFamily(int family);
  74     virtual void SetStyle(int style);
  75     virtual void SetWeight(int weight);
  76     virtual void SetFaceName(const wxString& faceName);
  77     virtual void SetUnderlined(bool underlined);
  78     virtual void SetEncoding(wxFontEncoding encoding);
  79
  80     // Implementation
  81
  82     // Find an existing, or create a new, XFontStruct
  83     // based on this wxFont and the given scale. Append the
  84     // font to list in the private data for future reference.
  85
  86     // TODO This is a fairly basic implementation, that doesn't
  87     // allow for different facenames, and also doesn't do a mapping
  88     // between 'standard' facenames (e.g. Arial, Helvetica, Times Roman etc.)
  89     // and the fonts that are available on a particular system.
  90     // Maybe we need to scan the user's machine to build up a profile
  91     // of the fonts and a mapping file.
  92
  93     // Return font struct, and optionally the Motif font list
  94     wxXFont *GetInternalFont(double scale = 1.0,
  95         WXDisplay* display = NULL) const;
  96
  97     // These two are helper functions for convenient access of the above.
  98     WXFontStructPtr GetFontStruct(double scale = 1.0,
  99         WXDisplay* display = NULL) const;
 100     WXFontList GetFontList(double scale = 1.0,
 101         WXDisplay* display = NULL) const;
 102 #if __WXMOTIF20__
 103     WXRenderTable GetRenderTable(WXDisplay* display) const;
 104 #endif
 105     // returns either a XmFontList or XmRendition, depending
 106     // on Motif version
 107     WXFontType GetFontType(WXDisplay* display) const;
 108     // like the function above but does a copy for XmFontList
 109     WXFontType GetFontTypeC(WXDisplay* display) const;
 110     static WXString GetFontTag();
 111 protected:
 112     virtual void DoSetNativeFontInfo( const wxNativeFontInfo& info );
 113
 114     // common part of all ctors
 115     void Init();
 116
 117     // VZ: IMHO, we don't need it at all...
 118     bool RealizeResource() { return true; }
 119     void Unshare();
 120
 121 private:
 122     DECLARE_DYNAMIC_CLASS(wxFont)
 123 };
 124
 125 #endif
 126 // _WX_FONT_H_