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#ifndef MOZC_RENDERER_UNIX_FONT_SPEC_INTERFACE_H_
#define MOZC_RENDERER_UNIX_FONT_SPEC_INTERFACE_H_

#include <gtk/gtk.h>
#include <string>

namespace mozc {
namespace renderer {
namespace gtk {

class FontSpecInterface {
 public:
  enum FONT_TYPE {
    FONTSET_SHORTCUT = 0,
    FONTSET_CANDIDATE,
    FONTSET_DESCRIPTION,
    FONTSET_FOOTER_INDEX,
    FONTSET_FOOTER_LABEL,
    FONTSET_FOOTER_SUBLABEL,
    FONTSET_INFOLIST_CAPTION,
    FONTSET_INFOLIST_TITLE,
    FONTSET_INFOLIST_DESCRIPTION,
    SIZE_OF_FONT_TYPE,  // DO NOT DELETE THIS
  };

  FontSpecInterface() {}
  virtual ~FontSpecInterface() {}

  virtual void Reload(const string &font_description) = 0;
  virtual PangoAlignment GetFontAlignment(FONT_TYPE font_type) const = 0;
  // The FontSpec takes the ownership of returned PangoAttrList* instance even
  // this function returns non-const value. This is due to API restriction which
  // is pango_attr_list_copy.
  virtual PangoAttrList *GetFontAttributes(FONT_TYPE font_type) const = 0;
  virtual const PangoFontDescription *GetFontDescription(FONT_TYPE font_type)
      const = 0;
};
}  // namespace gtk
}  // namespace renderer
}  // namespace mozc
#endif  // MOZC_RENDERER_UNIX_FONT_SPEC_INTERFACE_H_