diff options
Diffstat (limited to 'src/select/properties/border_spacing.c')
-rw-r--r-- | src/select/properties/border_spacing.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/src/select/properties/border_spacing.c b/src/select/properties/border_spacing.c new file mode 100644 index 0000000..3fff485 --- /dev/null +++ b/src/select/properties/border_spacing.c @@ -0,0 +1,95 @@ +/* + * 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_border_spacing(uint32_t opv, css_style *style, + css_select_state *state) +{ + uint16_t value = CSS_BORDER_SPACING_INHERIT; + css_fixed hlength = 0; + css_fixed vlength = 0; + uint32_t hunit = UNIT_PX; + uint32_t vunit = UNIT_PX; + + if (isInherit(opv) == false) { + value = CSS_BORDER_SPACING_SET; + hlength = *((css_fixed *) style->bytecode); + advance_bytecode(style, sizeof(hlength)); + hunit = *((uint32_t *) style->bytecode); + advance_bytecode(style, sizeof(hunit)); + + vlength = *((css_fixed *) style->bytecode); + advance_bytecode(style, sizeof(vlength)); + vunit = *((uint32_t *) style->bytecode); + advance_bytecode(style, sizeof(vunit)); + } + + hunit = to_css_unit(hunit); + vunit = to_css_unit(vunit); + + if (outranks_existing(getOpcode(opv), isImportant(opv), state, + isInherit(opv))) { + return set_border_spacing(state->result, value, + hlength, hunit, vlength, vunit); + } + + return CSS_OK; +} + +css_error set_border_spacing_from_hint(const css_hint *hint, + css_computed_style *style) +{ + return set_border_spacing(style, hint->status, + hint->data.position.h.value, hint->data.position.h.unit, + hint->data.position.v.value, hint->data.position.v.unit); +} + +css_error initial_border_spacing(css_select_state *state) +{ + return set_border_spacing(state->result, CSS_BORDER_SPACING_SET, + 0, CSS_UNIT_PX, 0, CSS_UNIT_PX); +} + +css_error compose_border_spacing(const css_computed_style *parent, + const css_computed_style *child, + css_computed_style *result) +{ + css_fixed hlength = 0, vlength = 0; + css_unit hunit = CSS_UNIT_PX, vunit = CSS_UNIT_PX; + uint8_t type = get_border_spacing(child, &hlength, &hunit, + &vlength, &vunit); + + if ((child->uncommon == NULL && parent->uncommon != NULL) || + type == CSS_BORDER_SPACING_INHERIT || + (child->uncommon != NULL && result != child)) { + if ((child->uncommon == NULL && parent->uncommon != NULL) || + type == CSS_BORDER_SPACING_INHERIT) { + type = get_border_spacing(parent, + &hlength, &hunit, &vlength, &vunit); + } + + return set_border_spacing(result, type, hlength, hunit, + vlength, vunit); + } + + return CSS_OK; +} + +uint32_t destroy_border_spacing(void *bytecode) +{ + bool has_values = (getValue(*((uint32_t*)bytecode)) == BORDER_SPACING_SET); + + return sizeof(uint32_t) + (has_values ? (sizeof(css_fixed) + sizeof(uint32_t)) * 2 : 0); +} |