svg-path-d/dist/path-node.js

SVG path data (path[d] attribute content) manipulation library.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.clonePath = exports.makePath = exports.createPathNode = exports.getY = exports.getX = void 0;
var command_1 = require("./command");
var command_assertion_1 = require("./command-assertion");
var in_place_transform_1 = require("./in-place-transform");
function getMoveTo(item) {
    for (var node = item; node; node = node.prev) {
        if (command_assertion_1.isMoveTo(node)) {
            return node;
        }
    }
}
function getX(item) {
    if (item) {
        if (command_assertion_1.isClosePath(item)) {
            return getX(getMoveTo(item.prev));
        }
        else if (command_assertion_1.isVLineTo(item)) {
            return getX(item.prev);
        }
        else {
            return item.x;
        }
    }
    return 0;
}
exports.getX = getX;
function getY(item) {
    if (item) {
        if (command_assertion_1.isClosePath(item)) {
            return getY(getMoveTo(item.prev));
        }
        else if (command_assertion_1.isHLineTo(item)) {
            return getY(item.prev);
        }
        else {
            return item.y;
        }
    }
    return 0;
}
exports.getY = getY;
function createPathNode(name, args, relative, prev) {
    var node = command_1.createDrawItem(name, args);
    node.prev = prev;
    if (relative && prev) {
        in_place_transform_1.applyTranslate(node, getX(prev), getY(prev));
    }
    return node;
}
exports.createPathNode = createPathNode;
/**
 * Connects items and casts the DrawTo array into a PathNode array.
 * @param items array to cast
 */
function makePath(items) {
    var prev;
    for (var _i = 0, _a = items; _i < _a.length; _i++) {
        var node = _a[_i];
        node.prev = prev;
        prev = node;
    }
    return items;
}
exports.makePath = makePath;
function clonePath(items, mapper) {
    var prev;
    return items.map(function (value, index, arr) {
        var next = mapper(value, index, arr);
        next.prev = prev;
        return (prev = next);
    });
}
exports.clonePath = clonePath;
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