Function parseCFFIndex

libraries/p5.js:2922–2955

(data, start, conversionFn)

// Parse a `CFF` INDEX array.
// An index array consists of a list of offsets, then a list of objects at those offsets.
function parseCFFIndex(data, start, conversionFn) {
    //var i, objectOffset, endOffset;
    var offsets = [];
    var objects = [];
    var count = parse.getCard16(data, start);
    var i;
    var objectOffset;
    var endOffset;
    if (count !== 0) {
        var offsetSize = parse.getByte(data, start + 2);
        objectOffset = start + ((count + 1) * offsetSize) + 2;
        var pos = start + 3;
        for (i = 0; i < count + 1; i += 1) {
            offsets.push(parse.getOffset(data, pos, offsetSize));
            pos += offsetSize;
        }

        // The total size of the index array is 4 header bytes + the value of the last offset.
        endOffset = objectOffset + offsets[count];
    } else {
        endOffset = start + 2;
    }

    for (i = 0; i < offsets.length - 1; i += 1) {
        var value = parse.getBytes(data, objectOffset + offsets[i], objectOffset + offsets[i + 1]);
        if (conversionFn) {
            value = conversionFn(value);
        }

        objects.push(value);
    }

    return {objects: objects, startOffset: start, endOffset: endOffset};
}

// Parse a `CFF` DICT real value.
function parseFloatOperand(parser) {