Function getLineBlockLengthX

src/util/decal.ts:423–427

* Get block length of each line. A block is the length of dash line and space. * For example, a line with [4, 1] has a dash line of 4 and a space of 1 after * that, so the block length of this line is 5. * * @param {number[][]} dash dash array of X or Y * @return {number[]} block length of each

(dash: number[][])

 * @return {number[]} block length of each line
 */
function getLineBlockLengthX(dash: number[][]): number[] {
    return map(dash, function (line) {
        return getLineBlockLengthY(line);
    });
}

function getLineBlockLengthY(dash: number[]): number {
    let blockLength = 0;