Spaces:
Running
on
T4
Running
on
T4
File size: 4,911 Bytes
b498cbf |
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 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 |
/**
* This file contains information about the options that the Parser carries
* around with it while parsing. Data is held in an `Options` object, and when
* recursing, a new `Options` object can be created with the `.with*` and
* `.reset` functions.
*/
/**
* This is the main options class. It contains the style, size, color, and font
* of the current parse level. It also contains the style and size of the parent
* parse level, so size changes can be handled efficiently.
*
* Each of the `.with*` and `.reset` functions passes its current style and size
* as the parentStyle and parentSize of the new options class, so parent
* handling is taken care of automatically.
*/
function Options(data) {
this.style = data.style;
this.color = data.color;
this.size = data.size;
this.phantom = data.phantom;
this.font = data.font;
if (data.parentStyle === undefined) {
this.parentStyle = data.style;
} else {
this.parentStyle = data.parentStyle;
}
if (data.parentSize === undefined) {
this.parentSize = data.size;
} else {
this.parentSize = data.parentSize;
}
}
/**
* Returns a new options object with the same properties as "this". Properties
* from "extension" will be copied to the new options object.
*/
Options.prototype.extend = function(extension) {
var data = {
style: this.style,
size: this.size,
color: this.color,
parentStyle: this.style,
parentSize: this.size,
phantom: this.phantom,
font: this.font,
};
for (var key in extension) {
if (extension.hasOwnProperty(key)) {
data[key] = extension[key];
}
}
return new Options(data);
};
/**
* Create a new options object with the given style.
*/
Options.prototype.withStyle = function(style) {
return this.extend({
style: style,
});
};
/**
* Create a new options object with the given size.
*/
Options.prototype.withSize = function(size) {
return this.extend({
size: size,
});
};
/**
* Create a new options object with the given color.
*/
Options.prototype.withColor = function(color) {
return this.extend({
color: color,
});
};
/**
* Create a new options object with "phantom" set to true.
*/
Options.prototype.withPhantom = function() {
return this.extend({
phantom: true,
});
};
/**
* Create a new options objects with the give font.
*/
Options.prototype.withFont = function(font) {
return this.extend({
font: font,
});
};
/**
* Create a new options object with the same style, size, and color. This is
* used so that parent style and size changes are handled correctly.
*/
Options.prototype.reset = function() {
return this.extend({});
};
/**
* A map of color names to CSS colors.
* TODO(emily): Remove this when we have real macros
*/
var colorMap = {
"katex-blue": "#6495ed",
"katex-orange": "#ffa500",
"katex-pink": "#ff00af",
"katex-red": "#df0030",
"katex-green": "#28ae7b",
"katex-gray": "gray",
"katex-purple": "#9d38bd",
"katex-blueA": "#c7e9f1",
"katex-blueB": "#9cdceb",
"katex-blueC": "#58c4dd",
"katex-blueD": "#29abca",
"katex-blueE": "#1c758a",
"katex-tealA": "#acead7",
"katex-tealB": "#76ddc0",
"katex-tealC": "#5cd0b3",
"katex-tealD": "#55c1a7",
"katex-tealE": "#49a88f",
"katex-greenA": "#c9e2ae",
"katex-greenB": "#a6cf8c",
"katex-greenC": "#83c167",
"katex-greenD": "#77b05d",
"katex-greenE": "#699c52",
"katex-goldA": "#f7c797",
"katex-goldB": "#f9b775",
"katex-goldC": "#f0ac5f",
"katex-goldD": "#e1a158",
"katex-goldE": "#c78d46",
"katex-redA": "#f7a1a3",
"katex-redB": "#ff8080",
"katex-redC": "#fc6255",
"katex-redD": "#e65a4c",
"katex-redE": "#cf5044",
"katex-maroonA": "#ecabc1",
"katex-maroonB": "#ec92ab",
"katex-maroonC": "#c55f73",
"katex-maroonD": "#a24d61",
"katex-maroonE": "#94424f",
"katex-purpleA": "#caa3e8",
"katex-purpleB": "#b189c6",
"katex-purpleC": "#9a72ac",
"katex-purpleD": "#715582",
"katex-purpleE": "#644172",
"katex-mintA": "#f5f9e8",
"katex-mintB": "#edf2df",
"katex-mintC": "#e0e5cc",
"katex-grayA": "#fdfdfd",
"katex-grayB": "#f7f7f7",
"katex-grayC": "#eeeeee",
"katex-grayD": "#dddddd",
"katex-grayE": "#cccccc",
"katex-grayF": "#aaaaaa",
"katex-grayG": "#999999",
"katex-grayH": "#555555",
"katex-grayI": "#333333",
"katex-kaBlue": "#314453",
"katex-kaGreen": "#639b24",
};
/**
* Gets the CSS color of the current options object, accounting for the
* `colorMap`.
*/
Options.prototype.getColor = function() {
if (this.phantom) {
return "transparent";
} else {
return colorMap[this.color] || this.color;
}
};
module.exports = Options;
|