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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: wx/motif/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 __WXMOTIF20__ && !__WXLESSTIF__
16 #define wxMOTIF_USE_RENDER_TABLE 1
17 #else
18 #define wxMOTIF_USE_RENDER_TABLE 0
19 #endif
20 #define wxMOTIF_NEW_FONT_HANDLING wxMOTIF_USE_RENDER_TABLE
21
22 class wxXFont;
23
24 // Font
25 class WXDLLIMPEXP_CORE wxFont : public wxFontBase
26 {
27 public:
28 // ctors and such
29 wxFont() { }
30
31 wxFont(const wxNativeFontInfo& info);
32
33 #if FUTURE_WXWIN_COMPATIBILITY_3_0
34 wxFont(int size,
35 int family,
36 int style,
37 int weight,
38 bool underlined = false,
39 const wxString& face = wxEmptyString,
40 wxFontEncoding encoding = wxFONTENCODING_DEFAULT)
41 {
42 (void)Create(size, (wxFontFamily)family, (wxFontStyle)style, (wxFontWeight)weight, underlined, face, encoding);
43 }
44 #endif
45
46 wxFont(int size,
47 wxFontFamily family,
48 wxFontStyle style,
49 wxFontWeight weight,
50 bool underlined = false,
51 const wxString& face = wxEmptyString,
52 wxFontEncoding encoding = wxFONTENCODING_DEFAULT)
53 {
54 Create(size, family, style, weight, underlined, face, encoding);
55 }
56
57 wxFont(const wxSize& pixelSize,
58 wxFontFamily family,
59 wxFontStyle style,
60 wxFontWeight weight,
61 bool underlined = false,
62 const wxString& face = wxEmptyString,
63 wxFontEncoding encoding = wxFONTENCODING_DEFAULT)
64 {
65 Create(10, family, style, weight, underlined, face, encoding);
66 SetPixelSize(pixelSize);
67 }
68
69 wxFont(int pointSize,
70 wxFontFamily family,
71 int flags = wxFONTFLAG_DEFAULT,
72 const wxString& face = wxEmptyString,
73 wxFontEncoding encoding = wxFONTENCODING_DEFAULT)
74 {
75 Create(pointSize, family,
76 GetStyleFromFlags(flags),
77 GetWeightFromFlags(flags),
78 GetUnderlinedFromFlags(flags),
79 face, encoding);
80 }
81
82 bool Create(int size,
83 wxFontFamily family,
84 wxFontStyle style,
85 wxFontWeight weight,
86 bool underlined = false,
87 const wxString& face = wxEmptyString,
88 wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
89
90 // wxMOTIF-specific
91 bool Create(const wxString& fontname,
92 wxFontEncoding fontenc = wxFONTENCODING_DEFAULT);
93 bool Create(const wxNativeFontInfo& fontinfo);
94
95 virtual ~wxFont();
96
97 // implement base class pure virtuals
98 virtual int GetPointSize() const;
99 virtual wxFontStyle GetStyle() const;
100 virtual wxFontWeight GetWeight() const;
101 virtual bool GetUnderlined() const;
102 virtual wxString GetFaceName() const;
103 virtual wxFontEncoding GetEncoding() const;
104 virtual const wxNativeFontInfo *GetNativeFontInfo() const;
105
106 virtual void SetPointSize(int pointSize);
107 virtual void SetFamily(wxFontFamily family);
108 virtual void SetStyle(wxFontStyle style);
109 virtual void SetWeight(wxFontWeight weight);
110 virtual bool SetFaceName(const wxString& faceName);
111 virtual void SetUnderlined(bool underlined);
112 virtual void SetEncoding(wxFontEncoding encoding);
113
114 wxDECLARE_COMMON_FONT_METHODS();
115
116 // Implementation
117
118 // Find an existing, or create a new, XFontStruct
119 // based on this wxFont and the given scale. Append the
120 // font to list in the private data for future reference.
121
122 // TODO This is a fairly basic implementation, that doesn't
123 // allow for different facenames, and also doesn't do a mapping
124 // between 'standard' facenames (e.g. Arial, Helvetica, Times Roman etc.)
125 // and the fonts that are available on a particular system.
126 // Maybe we need to scan the user's machine to build up a profile
127 // of the fonts and a mapping file.
128
129 // Return font struct, and optionally the Motif font list
130 wxXFont *GetInternalFont(double scale = 1.0,
131 WXDisplay* display = NULL) const;
132
133 // These two are helper functions for convenient access of the above.
134 #if wxMOTIF_USE_RENDER_TABLE
135 WXFontSet GetFontSet(double scale, WXDisplay* display = NULL) const;
136 WXRenderTable GetRenderTable(WXDisplay* display) const;
137 #else // if !wxMOTIF_USE_RENDER_TABLE
138 WXFontStructPtr GetFontStruct(double scale = 1.0,
139 WXDisplay* display = NULL) const;
140 WXFontList GetFontList(double scale = 1.0,
141 WXDisplay* display = NULL) const;
142 #endif // !wxMOTIF_USE_RENDER_TABLE
143 // returns either a XmFontList or XmRenderTable, depending
144 // on Motif version
145 WXFontType GetFontType(WXDisplay* display) const;
146 // like the function above but does a copy for XmFontList
147 WXFontType GetFontTypeC(WXDisplay* display) const;
148 static WXString GetFontTag();
149
150 protected:
151 virtual wxGDIRefData *CreateGDIRefData() const;
152 virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
153
154 virtual void DoSetNativeFontInfo( const wxNativeFontInfo& info );
155 virtual wxFontFamily DoGetFamily() const;
156
157 void Unshare();
158
159 private:
160 DECLARE_DYNAMIC_CLASS(wxFont)
161 };
162
163 #endif // _WX_FONT_H_