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| 3584 | sourcerer | 1 | /* |
| 2 | * This file is part of LibCSS |
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| 3 | * Licensed under the MIT License, |
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| 4 | * http://www.opensource.org/licenses/mit-license.php |
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| 5 | * Copyright 2009 John-Mark Bell |
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| 6 | */ |
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| 7 | |||
| 8 | #include "bytecode/bytecode.h" |
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| 9 | #include "bytecode/opcodes.h" |
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| 10 | #include "select/propset.h" |
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| 11 | #include "select/propget.h" |
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| 12 | #include "utils/utils.h" |
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| 13 | |||
| 14 | #include "select/properties/properties.h" |
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| 15 | #include "select/properties/helpers.h" |
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| 16 | |||
| 17 | css_error css__cascade_border_spacing(uint32_t opv, css_style *style, |
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| 18 | css_select_state *state) |
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| 19 | { |
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| 20 | uint16_t value = CSS_BORDER_SPACING_INHERIT; |
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| 21 | css_fixed hlength = 0; |
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| 22 | css_fixed vlength = 0; |
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| 23 | uint32_t hunit = UNIT_PX; |
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| 24 | uint32_t vunit = UNIT_PX; |
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| 25 | |||
| 26 | if (isInherit(opv) == false) { |
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| 27 | value = CSS_BORDER_SPACING_SET; |
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| 28 | hlength = *((css_fixed *) style->bytecode); |
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| 29 | advance_bytecode(style, sizeof(hlength)); |
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| 30 | hunit = *((uint32_t *) style->bytecode); |
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| 31 | advance_bytecode(style, sizeof(hunit)); |
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| 32 | |||
| 33 | vlength = *((css_fixed *) style->bytecode); |
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| 34 | advance_bytecode(style, sizeof(vlength)); |
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| 35 | vunit = *((uint32_t *) style->bytecode); |
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| 36 | advance_bytecode(style, sizeof(vunit)); |
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| 37 | } |
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| 38 | |||
| 39 | hunit = css__to_css_unit(hunit); |
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| 40 | vunit = css__to_css_unit(vunit); |
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| 41 | |||
| 42 | if (css__outranks_existing(getOpcode(opv), isImportant(opv), state, |
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| 43 | isInherit(opv))) { |
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| 44 | return set_border_spacing(state->computed, value, |
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| 45 | hlength, hunit, vlength, vunit); |
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| 46 | } |
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| 47 | |||
| 48 | return CSS_OK; |
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| 49 | } |
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| 50 | |||
| 51 | css_error css__set_border_spacing_from_hint(const css_hint *hint, |
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| 52 | css_computed_style *style) |
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| 53 | { |
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| 54 | return set_border_spacing(style, hint->status, |
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| 55 | hint->data.position.h.value, hint->data.position.h.unit, |
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| 56 | hint->data.position.v.value, hint->data.position.v.unit); |
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| 57 | } |
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| 58 | |||
| 59 | css_error css__initial_border_spacing(css_select_state *state) |
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| 60 | { |
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| 61 | return set_border_spacing(state->computed, CSS_BORDER_SPACING_SET, |
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| 62 | 0, CSS_UNIT_PX, 0, CSS_UNIT_PX); |
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| 63 | } |
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| 64 | |||
| 65 | css_error css__compose_border_spacing(const css_computed_style *parent, |
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| 66 | const css_computed_style *child, |
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| 67 | css_computed_style *result) |
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| 68 | { |
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| 69 | css_fixed hlength = 0, vlength = 0; |
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| 70 | css_unit hunit = CSS_UNIT_PX, vunit = CSS_UNIT_PX; |
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| 71 | uint8_t type = get_border_spacing(child, &hlength, &hunit, |
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| 72 | &vlength, &vunit); |
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| 73 | |||
| 74 | if ((child->uncommon == NULL && parent->uncommon != NULL) || |
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| 75 | type == CSS_BORDER_SPACING_INHERIT || |
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| 76 | (child->uncommon != NULL && result != child)) { |
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| 77 | if ((child->uncommon == NULL && parent->uncommon != NULL) || |
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| 78 | type == CSS_BORDER_SPACING_INHERIT) { |
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| 79 | type = get_border_spacing(parent, |
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| 80 | &hlength, &hunit, &vlength, &vunit); |
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| 81 | } |
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| 82 | |||
| 83 | return set_border_spacing(result, type, hlength, hunit, |
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| 84 | vlength, vunit); |
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| 85 | } |
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| 86 | |||
| 87 | return CSS_OK; |
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| 88 | } |
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| 89 |