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resources/app/node_modules/@pixi/math/lib/ObservablePoint.mjs

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+class ObservablePoint {
+  /**
+   * Creates a new `ObservablePoint`
+   * @param cb - callback function triggered when `x` and/or `y` are changed
+   * @param scope - owner of callback
+   * @param {number} [x=0] - position of the point on the x axis
+   * @param {number} [y=0] - position of the point on the y axis
+   */
+  constructor(cb, scope, x = 0, y = 0) {
+    this._x = x, this._y = y, this.cb = cb, this.scope = scope;
+  }
+  /**
+   * Creates a clone of this point.
+   * The callback and scope params can be overridden otherwise they will default
+   * to the clone object's values.
+   * @override
+   * @param cb - The callback function triggered when `x` and/or `y` are changed
+   * @param scope - The owner of the callback
+   * @returns a copy of this observable point
+   */
+  clone(cb = this.cb, scope = this.scope) {
+    return new ObservablePoint(cb, scope, this._x, this._y);
+  }
+  /**
+   * Sets the point to a new `x` and `y` position.
+   * If `y` is omitted, both `x` and `y` will be set to `x`.
+   * @param {number} [x=0] - position of the point on the x axis
+   * @param {number} [y=x] - position of the point on the y axis
+   * @returns The observable point instance itself
+   */
+  set(x = 0, y = x) {
+    return (this._x !== x || this._y !== y) && (this._x = x, this._y = y, this.cb.call(this.scope)), this;
+  }
+  /**
+   * Copies x and y from the given point (`p`)
+   * @param p - The point to copy from. Can be any of type that is or extends `IPointData`
+   * @returns The observable point instance itself
+   */
+  copyFrom(p) {
+    return (this._x !== p.x || this._y !== p.y) && (this._x = p.x, this._y = p.y, this.cb.call(this.scope)), this;
+  }
+  /**
+   * Copies this point's x and y into that of the given point (`p`)
+   * @param p - The point to copy to. Can be any of type that is or extends `IPointData`
+   * @returns The point (`p`) with values updated
+   */
+  copyTo(p) {
+    return p.set(this._x, this._y), p;
+  }
+  /**
+   * Accepts another point (`p`) and returns `true` if the given point is equal to this point
+   * @param p - The point to check
+   * @returns Returns `true` if both `x` and `y` are equal
+   */
+  equals(p) {
+    return p.x === this._x && p.y === this._y;
+  }
+  /** Position of the observable point on the x axis. */
+  get x() {
+    return this._x;
+  }
+  set x(value) {
+    this._x !== value && (this._x = value, this.cb.call(this.scope));
+  }
+  /** Position of the observable point on the y axis. */
+  get y() {
+    return this._y;
+  }
+  set y(value) {
+    this._y !== value && (this._y = value, this.cb.call(this.scope));
+  }
+}
+ObservablePoint.prototype.toString = function() {
+  return `[@pixi/math:ObservablePoint x=${this.x} y=${this.y} scope=${this.scope}]`;
+};
+export {
+  ObservablePoint
+};
+//# sourceMappingURL=ObservablePoint.mjs.map