@rxflow/manhattan
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Manhattan routing algorithm for ReactFlow - generates orthogonal paths with obstacle avoidance
81 lines (74 loc) • 3.64 kB
JavaScript
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : String(i); }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
import { Point } from "./Point";
/**
* Rectangle class representing a bounding box
*/
export var Rectangle = /*#__PURE__*/function () {
function Rectangle(x, y, width, height) {
_classCallCheck(this, Rectangle);
_defineProperty(this, "x", void 0);
_defineProperty(this, "y", void 0);
_defineProperty(this, "width", void 0);
_defineProperty(this, "height", void 0);
this.x = x;
this.y = y;
this.width = width;
this.height = height;
}
/**
* Create a copy of this rectangle
*/
_createClass(Rectangle, [{
key: "clone",
value: function clone() {
return new Rectangle(this.x, this.y, this.width, this.height);
}
/**
* Get the center point of the rectangle
*/
}, {
key: "getCenter",
value: function getCenter() {
return new Point(this.x + this.width / 2, this.y + this.height / 2);
}
/**
* Get the origin (top-left) point of the rectangle
*/
}, {
key: "getOrigin",
value: function getOrigin() {
return new Point(this.x, this.y);
}
/**
* Get the corner (bottom-right) point of the rectangle
*/
}, {
key: "getCorner",
value: function getCorner() {
return new Point(this.x + this.width, this.y + this.height);
}
/**
* Check if a point is contained within this rectangle (interior only, excluding edges)
*/
}, {
key: "containsPoint",
value: function containsPoint(point) {
return point.x > this.x && point.x < this.x + this.width && point.y > this.y && point.y < this.y + this.height;
}
/**
* Move and expand the rectangle by a box offset
*/
}, {
key: "moveAndExpand",
value: function moveAndExpand(box) {
return new Rectangle(this.x + box.x, this.y + box.y, this.width + box.width, this.height + box.height);
}
}]);
return Rectangle;
}();