openbox/otk/font.hh

72 lines
1.5 KiB
C++

// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
#ifndef __font_hh
#define __font_hh
#include "ustring.hh"
#include "truerendercontrol.hh"
extern "C" {
#include <X11/Xlib.h>
#define _XFT_NO_COMPAT_ // no Xft 1 API
#include <X11/Xft/Xft.h>
}
#include <assert.h>
namespace otk {
class Color;
class Surface;
class Font {
/*
* static members
*/
private:
static std::string _fallback_font;
static bool _xft_init;
public:
// the fallback is only used for X fonts, not for Xft fonts, since it is
// assumed that X fonts will be the fallback from Xft.
inline static std::string fallbackFont(void) { return _fallback_font; }
inline static void setFallbackFont(const std::string &f)
{ _fallback_font = f; }
/*
* instance members
*/
private:
int _screen_num;
std::string _fontstring;
bool _shadow;
unsigned char _offset;
unsigned char _tint;
XftFont *_xftfont;
bool createXftFont(void);
public:
// loads an Xft font
Font(int screen_num, const std::string &fontstring, bool shadow,
unsigned char offset, unsigned char tint);
virtual ~Font();
inline const std::string &fontstring() const { return _fontstring; }
int height() const;
int maxCharWidth() const;
int measureString(const ustring &string) const;
// The RenderControl classes use the internal data to render the fonts, but
// noone else needs it, so its private.
friend class RenderControl;
};
}
#endif // __font_hh