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| Rev | Author | Line No. | Line |
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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_counter_increment(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 | return css__cascade_counter_increment_reset(opv, style, state, |
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| 21 | set_counter_increment); |
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| 22 | } |
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| 23 | |||
| 24 | css_error css__set_counter_increment_from_hint(const css_hint *hint, |
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| 25 | css_computed_style *style) |
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| 26 | { |
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| 27 | css_computed_counter *item; |
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| 28 | css_error error; |
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| 29 | |||
| 30 | error = set_counter_increment(style, hint->status, hint->data.counter); |
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| 31 | |||
| 32 | if (hint->status == CSS_COUNTER_INCREMENT_NAMED && |
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| 33 | hint->data.counter != NULL) { |
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| 34 | for (item = hint->data.counter; item->name != NULL; item++) { |
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| 35 | lwc_string_unref(item->name); |
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| 36 | } |
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| 37 | } |
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| 38 | |||
| 39 | if (error != CSS_OK && hint->data.counter != NULL) |
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| 40 | style->alloc(hint->data.counter, 0, style->pw); |
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| 41 | |||
| 42 | return error; |
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| 43 | } |
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| 44 | |||
| 45 | css_error css__initial_counter_increment(css_select_state *state) |
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| 46 | { |
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| 47 | return set_counter_increment(state->computed, |
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| 48 | CSS_COUNTER_INCREMENT_NONE, NULL); |
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| 49 | } |
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| 50 | |||
| 51 | css_error css__compose_counter_increment(const css_computed_style *parent, |
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| 52 | const css_computed_style *child, |
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| 53 | css_computed_style *result) |
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| 54 | { |
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| 55 | css_error error; |
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| 56 | const css_computed_counter *items = NULL; |
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| 57 | uint8_t type = get_counter_increment(child, &items); |
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| 58 | |||
| 59 | if ((child->uncommon == NULL && parent->uncommon != NULL) || |
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| 60 | type == CSS_COUNTER_INCREMENT_INHERIT || |
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| 61 | (child->uncommon != NULL && result != child)) { |
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| 62 | size_t n_items = 0; |
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| 63 | css_computed_counter *copy = NULL; |
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| 64 | |||
| 65 | if ((child->uncommon == NULL && parent->uncommon != NULL) || |
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| 66 | type == CSS_COUNTER_INCREMENT_INHERIT) { |
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| 67 | type = get_counter_increment(parent, &items); |
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| 68 | } |
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| 69 | |||
| 70 | if (type == CSS_COUNTER_INCREMENT_NAMED && items != NULL) { |
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| 71 | const css_computed_counter *i; |
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| 72 | |||
| 73 | for (i = items; i->name != NULL; i++) |
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| 74 | n_items++; |
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| 75 | |||
| 76 | copy = result->alloc(NULL, (n_items + 1) * |
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| 77 | sizeof(css_computed_counter), |
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| 78 | result->pw); |
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| 79 | if (copy == NULL) |
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| 80 | return CSS_NOMEM; |
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| 81 | |||
| 82 | memcpy(copy, items, (n_items + 1) * |
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| 83 | sizeof(css_computed_counter)); |
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| 84 | } |
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| 85 | |||
| 86 | error = set_counter_increment(result, type, copy); |
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| 87 | if (error != CSS_OK && copy != NULL) |
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| 88 | result->alloc(copy, 0, result->pw); |
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| 89 | |||
| 90 | return error; |
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| 91 | } |
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| 92 | |||
| 93 | return CSS_OK; |
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| 94 | } |
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| 95 |