netsurf/render/font.h

53 lines
1.4 KiB
C

/*
* This file is part of NetSurf, http://netsurf.sourceforge.net/
* Licensed under the GNU General Public License,
* http://www.opensource.org/licenses/gpl-license
* Copyright 2003 Phil Mellor <monkeyson@users.sourceforge.net>
* Copyright 2005 James Bursa <bursa@users.sourceforge.net>
* Copyright 2004 John Tytgat <John.Tytgat@aaug.net>
*/
/** \file
* Font handling (interface).
*
* These functions provide font related services. They all work on UTF-8 strings
* with lengths given.
*
* Note that an interface to painting is not defined here. Painting is
* redirected through platform-dependent plotters anyway, so there is no gain in
* abstracting it here.
*/
#ifndef _NETSURF_RENDER_FONT_H_
#define _NETSURF_RENDER_FONT_H_
#include <stdbool.h>
#include <stddef.h>
struct css_style;
bool nsfont_width(const struct css_style *style,
const char *string, size_t length,
int *width);
bool nsfont_position_in_string(const struct css_style *style,
const char *string, size_t length,
int x, size_t *char_offset, int *actual_x);
bool nsfont_split(const struct css_style *style,
const char *string, size_t length,
int x, size_t *char_offset, int *actual_x);
void nsfont_txtenum(void *font, const char *text,
size_t length,
unsigned int *width,
const char **rofontname,
const char **rotext,
size_t *rolength,
size_t *consumed);
#endif