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60 lines
2.2 KiB
60 lines
2.2 KiB
4 months ago
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.scanSegment = scanSegment;
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var finalize_segment_1 = require("./finalize-segment");
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var params_count_1 = require("./params-count");
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var scan_flag_1 = require("./scan-flag");
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var scan_param_1 = require("./scan-param");
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var skip_spaces_1 = require("./skip-spaces");
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var is_path_command_1 = require("./is-path-command");
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var is_digit_start_1 = require("./is-digit-start");
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var is_arc_command_1 = require("./is-arc-command");
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/**
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* Scans every character in the path string to determine
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* where a segment starts and where it ends.
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*/
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function scanSegment(path) {
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var max = path.max, pathValue = path.pathValue, index = path.index;
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var cmdCode = pathValue.charCodeAt(index);
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var reqParams = params_count_1.paramsCount[pathValue[index].toLowerCase()];
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path.segmentStart = index;
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if (!(0, is_path_command_1.isPathCommand)(cmdCode)) {
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path.err = "[path-util]: Invalid path value \"".concat(pathValue[index], "\" is not a path command");
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return;
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}
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path.index += 1;
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(0, skip_spaces_1.skipSpaces)(path);
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path.data = [];
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if (!reqParams) {
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// Z
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(0, finalize_segment_1.finalizeSegment)(path);
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return;
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}
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for (;;) {
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for (var i = reqParams; i > 0; i -= 1) {
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if ((0, is_arc_command_1.isArcCommand)(cmdCode) && (i === 3 || i === 4))
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(0, scan_flag_1.scanFlag)(path);
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else
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(0, scan_param_1.scanParam)(path);
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if (path.err.length) {
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return;
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}
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path.data.push(path.param);
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(0, skip_spaces_1.skipSpaces)(path);
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// after ',' param is mandatory
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if (path.index < max && pathValue.charCodeAt(path.index) === 0x2c /* , */) {
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path.index += 1;
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(0, skip_spaces_1.skipSpaces)(path);
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}
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}
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if (path.index >= path.max) {
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break;
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}
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// Stop on next segment
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if (!(0, is_digit_start_1.isDigitStart)(pathValue.charCodeAt(path.index))) {
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break;
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}
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}
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(0, finalize_segment_1.finalizeSegment)(path);
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}
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//# sourceMappingURL=scan-segment.js.map
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