wxChoicebook generic implementation.

[wxWidgets.git] / include / wx / fontutil.h

diff --git a/include/wx/fontutil.h b/include/wx/fontutil.h
index 8305e1417a1325dc154a4562e9fa48e1a18f9ae4..882333fa9584a500b717644a6f54feceef8a6986 100644 (file)
--- a/include/wx/fontutil.h
+++ b/include/wx/fontutil.h
@@ -5,18 +5,18 @@
 // Modified by:
 // Created:     05.11.99
 // RCS-ID:      $Id$
-// Copyright:   (c) wxWindows team
-// Licence:     wxWindows license
+// Copyright:   (c) wxWidgets team
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-// General note: this header is private to wxWindows and is not supposed to be
+// General note: this header is private to wxWidgets and is not supposed to be
 // included by user code. The functions declared here are implemented in
 // msw/fontutil.cpp for Windows, unix/fontutil.cpp for GTK/Motif &c.
 
 #ifndef _WX_FONTUTIL_H_
 #define _WX_FONTUTIL_H_
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma interface "fontutil.h"
 #endif
 
@@ -27,13 +27,17 @@
 #include "wx/font.h"        // for wxFont and wxFontEncoding
 
 #if defined(__WXMSW__)
-    #include <windows.h>
-    #include "wx/msw/winundef.h"
+    #include "wx/msw/wrapwin.h"
 #endif
 
+struct WXDLLEXPORT wxNativeEncodingInfo;
+
 #if defined(_WX_X_FONTLIKE)
 
 // the symbolic names for the XLFD fields (with examples for their value)
+//
+// NB: we suppose that the font always starts with the empty token (font name
+//     registry field) as we never use nor generate it anyhow
 enum wxXLFDField
 {
     wxXLFD_FOUNDRY,     // adobe
@@ -69,25 +73,42 @@ enum wxXLFDField
 //     further it might make sense to make it a real class with virtual methods
 struct WXDLLEXPORT wxNativeFontInfo
 {
-#if defined(_WX_X_FONTLIKE)
-    // the fonts array can't be accessed directly as we only parse the
-    // xFontName when needed
+#if wxUSE_PANGO
+    PangoFontDescription *description;
+#elif defined(_WX_X_FONTLIKE)
+    // the members can't be accessed directly as we only parse the
+    // xFontName on demand
 private:
     // the components of the XLFD
     wxString     fontElements[wxXLFD_MAX];
 
-public:
     // the full XLFD
     wxString     xFontName;
 
-    // init the elements from an XLFD, return TRUE if ok
+    // true until SetXFontName() is called
+    bool         m_isDefault;
+
+    // return true if we have already initialized fontElements
+    inline bool HasElements() const;
+
+public:
+    // init the elements from an XLFD, return true if ok
     bool FromXFontName(const wxString& xFontName);
 
-    // generate an XLFD using the fontElements
+    // return false if we were never initialized with a valid XLFD
+    bool IsDefault() const { return m_isDefault; }
+
+    // return the XLFD (using the fontElements if necessary)
     wxString GetXFontName() const;
 
     // get the given XFLD component
     wxString GetXFontComponent(wxXLFDField field) const;
+
+    // change the font component
+    void SetXFontComponent(wxXLFDField field, const wxString& value);
+
+    // set the XFLD
+    void SetXFontName(const wxString& xFontName);
 #elif defined(__WXMSW__)
     LOGFONT      lf;
 #elif defined(__WXPM__)
@@ -114,9 +135,48 @@ public:
     // default ctor (default copy ctor is ok)
     wxNativeFontInfo() { Init(); }
 
+#if wxUSE_PANGO
+private:
+    void Init(const wxNativeFontInfo& info);
+    void Free();
+
+public:
+    wxNativeFontInfo(const wxNativeFontInfo& info) { Init(info); }
+    ~wxNativeFontInfo() { Free(); }
+
+    wxNativeFontInfo& operator=(const wxNativeFontInfo& info)
+    {
+        Free();
+        Init(info);
+        return *this;
+    }
+#endif // wxUSE_PANGO
+
     // reset to the default state
     void Init();
 
+    // init with the parameters of the given font
+    void InitFromFont(const wxFont& font)
+    {
+        // translate all font parameters
+        SetStyle((wxFontStyle)font.GetStyle());
+        SetWeight((wxFontWeight)font.GetWeight());
+        SetUnderlined(font.GetUnderlined());
+        SetPointSize(font.GetPointSize());
+
+        // set the family/facename
+        SetFamily((wxFontFamily)font.GetFamily());
+        const wxString& facename = font.GetFaceName();
+        if ( !facename.empty() )
+        {
+            SetFaceName(facename);
+        }
+
+        // deal with encoding now (it may override the font family and facename
+        // so do it after setting them)
+        SetEncoding(font.GetEncoding());
+    }
+
     // accessors and modifiers for the font elements
     int GetPointSize() const;
     wxFontStyle GetStyle() const;
@@ -151,13 +211,13 @@ public:
 // ----------------------------------------------------------------------------
 
 // translate a wxFontEncoding into native encoding parameter (defined above),
-// returning TRUE if an (exact) macth could be found, FALSE otherwise (without
+// returning true if an (exact) macth could be found, false otherwise (without
 // attempting any substitutions)
 extern bool wxGetNativeFontEncoding(wxFontEncoding encoding,
                                     wxNativeEncodingInfo *info);
 
 // test for the existence of the font described by this facename/encoding,
-// return TRUE if such font(s) exist, FALSE otherwise
+// return true if such font(s) exist, false otherwise
 extern bool wxTestFontEncoding(const wxNativeEncodingInfo& info);
 
 // ----------------------------------------------------------------------------