diff options
Diffstat (limited to 'src/select/properties/letter_spacing.c')
-rw-r--r-- | src/select/properties/letter_spacing.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/select/properties/letter_spacing.c b/src/select/properties/letter_spacing.c new file mode 100644 index 0000000..10b1258 --- /dev/null +++ b/src/select/properties/letter_spacing.c @@ -0,0 +1,61 @@ +/* + * This file is part of LibCSS + * Licensed under the MIT License, + * http://www.opensource.org/licenses/mit-license.php + * Copyright 2009 John-Mark Bell <jmb@netsurf-browser.org> + */ + +#include "bytecode/bytecode.h" +#include "bytecode/opcodes.h" +#include "select/propset.h" +#include "select/propget.h" +#include "utils/utils.h" + +#include "select/properties/properties.h" +#include "select/properties/helpers.h" + +css_error cascade_letter_spacing(uint32_t opv, css_style *style, + css_select_state *state) +{ + return cascade_length_normal(opv, style, state, set_letter_spacing); +} + +css_error set_letter_spacing_from_hint(const css_hint *hint, + css_computed_style *style) +{ + return set_letter_spacing(style, hint->status, + hint->data.length.value, hint->data.length.unit); +} + +css_error initial_letter_spacing(css_select_state *state) +{ + return set_letter_spacing(state->result, CSS_LETTER_SPACING_NORMAL, + 0, CSS_UNIT_PX); +} + +css_error compose_letter_spacing(const css_computed_style *parent, + const css_computed_style *child, + css_computed_style *result) +{ + css_fixed length = 0; + css_unit unit = CSS_UNIT_PX; + uint8_t type = get_letter_spacing(child, &length, &unit); + + if ((child->uncommon == NULL && parent->uncommon != NULL) || + type == CSS_LETTER_SPACING_INHERIT || + (child->uncommon != NULL && result != child)) { + if ((child->uncommon == NULL && parent->uncommon != NULL) || + type == CSS_LETTER_SPACING_INHERIT) { + type = get_letter_spacing(parent, &length, &unit); + } + + return set_letter_spacing(result, type, length, unit); + } + + return CSS_OK; +} + +uint32_t destroy_letter_spacing(void *bytecode) +{ + return generic_destroy_length(bytecode); +} |