diff options
Diffstat (limited to 'src/select/unit.h')
-rw-r--r-- | src/select/unit.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/select/unit.h b/src/select/unit.h new file mode 100644 index 0000000..6a677b6 --- /dev/null +++ b/src/select/unit.h @@ -0,0 +1,42 @@ +/* + * This file is part of LibCSS + * Licensed under the MIT License, + * http://www.opensource.org/licenses/mit-license.php + * + * Copyright 2021 Michael Drake <tlsa@netsurf-browser.org> + */ + +#ifndef css_select_unit_h_ +#define css_select_unit_h_ + +#include <libcss/unit.h> + +/** + * Convert a length to CSS pixels for a media query context. + * + * \param[in] ctx Document unit conversion context. + * \param[in] length Length to convert. + * \param[in] unit Current unit of length. + * \return A length in CSS pixels. + */ +css_fixed css_unit_len2px_mq( + const css_unit_ctx *ctx, + const css_fixed length, + const css_unit unit); + +/** + * Convert relative font size units to absolute units. + * + * \param[in] ref_length Reference font-size length or NULL. + * \param[in] root_style Root element style or NULL. + * \param[in] font_size_default Client default font size in CSS pixels. + * \param[in,out] size The length to convert. + * \return CSS_OK on success, or appropriate error otherwise. + */ +css_error css_unit_compute_absolute_font_size( + const css_hint_length *ref_length, + const css_computed_style *root_style, + css_fixed font_size_default, + css_hint *size); + +#endif |