Allow creating wxGraphicsFont without using wxFont.

This is mostly important to allow using wxImage-based wxGraphicsContext
without requiring X server connection under Unix: as wxFont can't be used
without X server, we needed another way to create wxGraphicsFont in this case.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@69360 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/graphcmn.cpp

@@ -837,12 +837,20 @@ wxGraphicsContext::CreateRadialGradientBrush(
                           );
 }
 
-// sets the font
 wxGraphicsFont wxGraphicsContext::CreateFont( const wxFont &font , const wxColour &col ) const
 {
     return GetRenderer()->CreateFont(font,col);
 }
 
+wxGraphicsFont
+wxGraphicsContext::CreateFont(double size,
+                              const wxString& facename,
+                              int flags,
+                              const wxColour& col) const
+{
+    return GetRenderer()->CreateFont(size, facename, flags, col);
+}
+
 wxGraphicsBitmap wxGraphicsContext::CreateBitmap( const wxBitmap& bmp ) const
 {
     return GetRenderer()->CreateBitmap(bmp);