molstar
Version:
A comprehensive macromolecular library.
52 lines (51 loc) • 2.04 kB
JavaScript
;
/**
* Copyright (c) 2017 mol* contributors, licensed under MIT, See LICENSE file for more info.
*
* @author David Sehnal <david.sehnal@gmail.com>
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.FixedColumn = exports.FixedColumnProvider = void 0;
var db_1 = require("../../../../../mol-data/db");
var tokenizer_1 = require("../tokenizer");
var number_parser_1 = require("../number-parser");
function FixedColumnProvider(lines) {
return function (offset, width, type) {
return FixedColumn(lines, offset, width, type);
};
}
exports.FixedColumnProvider = FixedColumnProvider;
function FixedColumn(lines, offset, width, schema) {
var data = lines.data, indices = lines.indices, rowCount = lines.count;
var type = schema.valueType;
var value = type === 'str' ? function (row) {
var s = indices[2 * row] + offset, le = indices[2 * row + 1];
if (s >= le)
return '';
var e = s + width;
if (e > le)
e = le;
return (0, tokenizer_1.trimStr)(data, s, e);
} : type === 'int' ? function (row) {
var s = indices[2 * row] + offset;
if (s > indices[2 * row + 1])
return 0;
return (0, number_parser_1.parseIntSkipLeadingWhitespace)(data, s, s + width);
} : function (row) {
var s = indices[2 * row] + offset;
if (s > indices[2 * row + 1])
return 0;
return (0, number_parser_1.parseFloatSkipLeadingWhitespace)(data, s, s + width);
};
return {
schema: schema,
__array: void 0,
isDefined: true,
rowCount: rowCount,
value: value,
valueKind: function (row) { return 0 /* Column.ValueKind.Present */; },
toArray: function (params) { return db_1.ColumnHelpers.createAndFillArray(rowCount, value, params); },
areValuesEqual: function (rowA, rowB) { return value(rowA) === value(rowB); }
};
}
exports.FixedColumn = FixedColumn;