break-props.js
2.13 KB
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
(function() {
var BreakProps, Declaration,
extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
hasProp = {}.hasOwnProperty;
Declaration = require('../declaration');
BreakProps = (function(superClass) {
extend(BreakProps, superClass);
function BreakProps() {
return BreakProps.__super__.constructor.apply(this, arguments);
}
BreakProps.names = ['break-inside', 'page-break-inside', 'column-break-inside', 'break-before', 'page-break-before', 'column-break-before', 'break-after', 'page-break-after', 'column-break-after'];
BreakProps.prototype.prefixed = function(prop, prefix) {
if (prefix === '-webkit-') {
return '-webkit-column-' + prop;
} else if (prefix === '-moz-') {
return 'page-' + prop;
} else {
return BreakProps.__super__.prefixed.apply(this, arguments);
}
};
BreakProps.prototype.normalize = function(prop) {
if (prop.indexOf('inside') !== -1) {
return 'break-inside';
} else if (prop.indexOf('before') !== -1) {
return 'break-before';
} else if (prop.indexOf('after') !== -1) {
return 'break-after';
}
};
BreakProps.prototype.set = function(decl, prefix) {
var v;
v = decl.value;
if (decl.prop === 'break-inside' && v === 'avoid-column' || v === 'avoid-page') {
decl.value = 'avoid';
}
return BreakProps.__super__.set.apply(this, arguments);
};
BreakProps.prototype.insert = function(decl, prefix, prefixes) {
if (decl.prop !== 'break-inside') {
return BreakProps.__super__.insert.apply(this, arguments);
} else if (decl.value === 'avoid-region') {
} else if (decl.value === 'avoid-page' && prefix === '-webkit-') {
} else {
return BreakProps.__super__.insert.apply(this, arguments);
}
};
return BreakProps;
})(Declaration);
module.exports = BreakProps;
}).call(this);