Resolve GCC's 'type-punned pointer will break strict-aliasing rules' warning by break...

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

diff --git a/include/wx/font.h b/include/wx/font.h
index 6f39a459c4463059c7a53c5d1382bbf7c09c3c73..96efd04965d22575e8087b5959e39c734e3f80ae 100644 (file)
--- a/include/wx/font.h
+++ b/include/wx/font.h
@@ -111,6 +111,28 @@ class WXDLLIMPEXP_FWD_CORE wxNativeFontInfo;
 class WXDLLIMPEXP_CORE wxFontBase : public wxGDIObject
 {
 public:
+    /*
+        derived classes should provide the following ctors:
+
+    wxFont();
+    wxFont(const wxString& nativeFontInfoString);
+    wxFont(const wxNativeFontInfo& info);
+    wxFont(int size,
+           wxFontFamily family,
+           wxFontStyle style,
+           wxFontWeight weight,
+           bool underlined = false,
+           const wxString& face = wxEmptyString,
+           wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
+    wxFont(const wxSize& pixelSize,
+           wxFontFamily family,
+           wxFontStyle style,
+           wxFontWeight weight,
+           bool underlined = false,
+           const wxString& face = wxEmptyString,
+           wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
+    */
+
     // creator function
     virtual ~wxFontBase();
 
@@ -227,15 +249,17 @@ public:
     wxString GetStyleString() const;
     wxString GetWeightString() const;
 
-    // Unofficial API, don't use
-    virtual void SetNoAntiAliasing( bool WXUNUSED(no) = true ) {  }
-    virtual bool GetNoAntiAliasing() const { return false; }
-
     // the default encoding is used for creating all fonts with default
     // encoding parameter
     static wxFontEncoding GetDefaultEncoding() { return ms_encodingDefault; }
     static void SetDefaultEncoding(wxFontEncoding encoding);
 
+    // this doesn't do anything and is kept for compatibility only
+#ifdef WXWIN_COMPATIBILITY_2_8
+    wxDEPRECATED_INLINE(void SetNoAntiAliasing(bool no = true), wxUnusedVar(no););
+    wxDEPRECATED_INLINE(bool GetNoAntiAliasing() const, return false;)
+#endif // WXWIN_COMPATIBILITY_2_8
+
 protected:
     // the function called by both overloads of SetNativeFontInfo()
     virtual void DoSetNativeFontInfo(const wxNativeFontInfo& info);
@@ -254,7 +278,7 @@ WXDLLIMPEXP_CORE bool wxFromString(const wxString& str, wxFontBase* font);
 
 
 #if FUTURE_WXWIN_COMPATIBILITY_3_0
-#define WXDECLARE_COMPAT_SETTERS   \
+#define wxDECLARE_FONT_COMPAT_SETTER   \
     wxDEPRECATED_FUTURE( void SetFamily(int family) ) \
         { SetFamily((wxFontFamily)family); } \
     wxDEPRECATED_FUTURE( void SetStyle(int style) ) \
@@ -268,9 +292,26 @@ WXDLLIMPEXP_CORE bool wxFromString(const wxString& str, wxFontBase* font);
     wxDEPRECATED_FUTURE( void SetWeight(wxDeprecatedGUIConstants weight) ) \
         { SetWeight((wxFontWeight)weight); }
 #else
-#define WXDECLARE_COMPAT_SETTERS  /*empty*/
+#define wxDECLARE_FONT_COMPAT_SETTER  /*empty*/
 #endif
 
+// this macro must be used in all derived wxFont classes declarations
+#define wxDECLARE_COMMON_FONT_METHODS() \
+    wxDECLARE_FONT_COMPAT_SETTER \
+ \
+    /* functions for modifying font in place */ \
+    wxFont& MakeBold(); \
+    wxFont& MakeItalic(); \
+    wxFont& MakeLarger() { return Scale(1.2f); } \
+    wxFont& MakeSmaller() { return Scale(1/1.2f); } \
+    wxFont& Scale(float x); \
+    /* functions for creating fonts based on this one */ \
+    wxFont Bold() const; \
+    wxFont Italic() const; \
+    wxFont Larger() const { return Scaled(1.2f); } \
+    wxFont Smaller() const { return Scaled(1/1.2f); } \
+    wxFont Scaled(float x) const
+
 // include the real class declaration
 #if defined(__WXPALMOS__)
     #include "wx/palmos/font.h"