1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
/*
* This file is part of LibCSS
* Licensed under the MIT License,
* http://www.opensource.org/licenses/mit-license.php
* Copyright 2012 Michael Drake <tlsa@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 css__cascade_column_count(uint32_t opv, css_style *style,
css_select_state *state)
{
uint16_t value = CSS_COLUMN_COUNT_INHERIT;
css_fixed count = 0;
if (isInherit(opv) == false) {
switch (getValue(opv)) {
case COLUMN_COUNT_SET:
value = CSS_COLUMN_COUNT_SET;
count = *((css_fixed *) style->bytecode);
advance_bytecode(style, sizeof(count));
break;
case COLUMN_COUNT_AUTO:
value = CSS_COLUMN_COUNT_AUTO;
break;
}
}
if (css__outranks_existing(getOpcode(opv), isImportant(opv), state,
isInherit(opv))) {
return set_column_count(state->computed, value, count);
}
return CSS_OK;
}
css_error css__set_column_count_from_hint(const css_hint *hint,
css_computed_style *style)
{
return set_column_count(style, hint->status, hint->data.integer);
}
css_error css__initial_column_count(css_select_state *state)
{
return set_column_count(state->computed, CSS_COLUMN_COUNT_AUTO, 0);
}
css_error css__compose_column_count(const css_computed_style *parent,
const css_computed_style *child,
css_computed_style *result)
{
int32_t count = 0;
uint8_t type = get_column_count(child, &count);
if ((child->i.uncommon == NULL && parent->i.uncommon != NULL) ||
type == CSS_COLUMN_COUNT_INHERIT ||
(child->i.uncommon != NULL && result != child)) {
if ((child->i.uncommon == NULL && parent->i.uncommon != NULL) ||
type == CSS_COLUMN_COUNT_INHERIT) {
type = get_column_count(parent, &count);
}
return set_column_count(result, type, count);
}
return CSS_OK;
}
|