forked from zhurui/management
137 lines
5.0 KiB
JavaScript
137 lines
5.0 KiB
JavaScript
'use strict';
|
|
|
|
function _defaults(obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; }
|
|
|
|
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
|
|
|
|
function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
|
|
|
|
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : _defaults(subClass, superClass); }
|
|
|
|
var Declaration = require('../declaration');
|
|
|
|
var DOTS = /^\.+$/;
|
|
|
|
function track(start, end) {
|
|
return { start: start, end: end, span: end - start };
|
|
}
|
|
|
|
function getRows(tpl) {
|
|
return tpl.trim().slice(1, -1).split(/['"]\s*['"]?/g);
|
|
}
|
|
|
|
function getColumns(line) {
|
|
return line.trim().split(/\s+/g);
|
|
}
|
|
|
|
function parseGridAreas(tpl) {
|
|
return getRows(tpl).reduce(function (areas, line, rowIndex) {
|
|
if (line.trim() === '') return areas;
|
|
getColumns(line).forEach(function (area, columnIndex) {
|
|
if (DOTS.test(area)) return;
|
|
if (typeof areas[area] === 'undefined') {
|
|
areas[area] = {
|
|
column: track(columnIndex + 1, columnIndex + 2),
|
|
row: track(rowIndex + 1, rowIndex + 2)
|
|
};
|
|
} else {
|
|
var _areas$area = areas[area],
|
|
column = _areas$area.column,
|
|
row = _areas$area.row;
|
|
|
|
|
|
column.start = Math.min(column.start, columnIndex + 1);
|
|
column.end = Math.max(column.end, columnIndex + 2);
|
|
column.span = column.end - column.start;
|
|
|
|
row.start = Math.min(row.start, rowIndex + 1);
|
|
row.end = Math.max(row.end, rowIndex + 2);
|
|
row.span = row.end - row.start;
|
|
}
|
|
});
|
|
return areas;
|
|
}, {});
|
|
}
|
|
|
|
var GridTemplateAreas = function (_Declaration) {
|
|
_inherits(GridTemplateAreas, _Declaration);
|
|
|
|
function GridTemplateAreas() {
|
|
_classCallCheck(this, GridTemplateAreas);
|
|
|
|
return _possibleConstructorReturn(this, _Declaration.apply(this, arguments));
|
|
}
|
|
|
|
GridTemplateAreas.prototype.getRoot = function getRoot(parent) {
|
|
if (parent.type === 'atrule' || !parent.parent) {
|
|
return parent;
|
|
}
|
|
return this.getRoot(parent.parent);
|
|
};
|
|
|
|
/**
|
|
* Translate grid-template-areas to separate -ms- prefixed properties
|
|
*/
|
|
|
|
|
|
GridTemplateAreas.prototype.insert = function insert(decl, prefix, prefixes, result) {
|
|
if (prefix !== '-ms-') return _Declaration.prototype.insert.call(this, decl, prefix, prefixes);
|
|
|
|
var areas = parseGridAreas(decl.value);
|
|
var missed = Object.keys(areas);
|
|
|
|
this.getRoot(decl.parent).walkDecls('grid-area', function (gridArea) {
|
|
var value = gridArea.value;
|
|
var area = areas[value];
|
|
|
|
missed = missed.filter(function (e) {
|
|
return e !== value;
|
|
});
|
|
|
|
if (area) {
|
|
gridArea.parent.walkDecls(/-ms-grid-(row|column)/, function (d) {
|
|
d.remove();
|
|
});
|
|
|
|
gridArea.cloneBefore({
|
|
prop: '-ms-grid-row',
|
|
value: String(area.row.start)
|
|
});
|
|
if (area.row.span > 1) {
|
|
gridArea.cloneBefore({
|
|
prop: '-ms-grid-row-span',
|
|
value: String(area.row.span)
|
|
});
|
|
}
|
|
gridArea.cloneBefore({
|
|
prop: '-ms-grid-column',
|
|
value: String(area.column.start)
|
|
});
|
|
if (area.column.span > 1) {
|
|
gridArea.cloneBefore({
|
|
prop: '-ms-grid-column-span',
|
|
value: String(area.column.span)
|
|
});
|
|
}
|
|
}
|
|
return undefined;
|
|
});
|
|
|
|
if (missed.length > 0) {
|
|
decl.warn(result, 'Can not find grid areas: ' + missed.join(', '));
|
|
}
|
|
|
|
return decl;
|
|
};
|
|
|
|
return GridTemplateAreas;
|
|
}(Declaration);
|
|
|
|
Object.defineProperty(GridTemplateAreas, 'names', {
|
|
enumerable: true,
|
|
writable: true,
|
|
value: ['grid-template-areas']
|
|
});
|
|
|
|
|
|
module.exports = GridTemplateAreas; |