diff options
Diffstat (limited to 'amiga/font.c')
-rw-r--r-- | amiga/font.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/amiga/font.c b/amiga/font.c new file mode 100644 index 000000000..49c1cdc8c --- /dev/null +++ b/amiga/font.c @@ -0,0 +1,83 @@ +/* + * Copyright 2005 James Bursa <bursa@users.sourceforge.net> + * 2008 Chris Young <chris@unsatisfactorysoftware.co.uk> + * + * This file is part of NetSurf, http://www.netsurf-browser.org/ + * + * NetSurf is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * NetSurf is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <assert.h> +#include "css/css.h" +#include "render/font.h" + +static bool nsfont_width(const struct css_style *style, + const char *string, size_t length, + int *width); + +static 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); + +static bool nsfont_split(const struct css_style *style, + const char *string, size_t length, + int x, size_t *char_offset, int *actual_x); + +const struct font_functions nsfont = { + nsfont_width, + nsfont_position_in_string, + nsfont_split +}; + +bool nsfont_width(const struct css_style *style, + const char *string, size_t length, + int *width) +{ + assert(style); + assert(string); + + *width = length * 10; + return true; +} + + +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) +{ + assert(style); + assert(string); + + *char_offset = (x + 5) / 10; + if (length < *char_offset) + *char_offset = length; + *actual_x = *char_offset * 10; + return true; +} + + +bool nsfont_split(const struct css_style *style, + const char *string, size_t length, + int x, size_t *char_offset, int *actual_x) +{ + assert(style); + assert(string); + + *char_offset = x / 10; + if (length < *char_offset) + *char_offset = length; + while (*char_offset && string[*char_offset] != ' ') + (*char_offset)--; + *actual_x = *char_offset * 10; + return true; +} |