import { Component } from "../Component";
import { Camera } from "./Camera";

/**
 * Defines its {@link Camera}'s orthographic projection as a box-shaped view volume.
 */
export declare class Ortho extends Component {
  /**
   * The Camera this Ortho belongs to.
   *
   * @property camera
   * @type {Camera}
   * @final
   */
  camera: Camera;

  /**
   * Sets scale factor for this Ortho's extents on X and Y axis.
   *
   * Clamps to minimum value of ````0.01```.
   *
   * Fires a "scale" event on change.
   *
   * Default value is ````1.0````
   * @param {Number} value New scale value.
   */
  set scale(arg: number);

  /**
   * Gets scale factor for this Ortho's extents on X and Y axis.
   *
   * Clamps to minimum value of ````0.01```.
   *
   * Default value is ````1.0````
   *
   * @returns {Number} New Ortho scale value.
   */
  get scale(): number;

  /**
   * Sets the position of the Ortho's near plane on the positive View-space Z-axis.
   *
   * Fires a "near" emits on change.
   *
   * Default value is ````0.1````.
   *
   * @param {Number} value New Ortho near plane position.
   */
  set near(arg: number);

  /**
   * Gets the position of the Ortho's near plane on the positive View-space Z-axis.
   *
   * Default value is ````0.1````.
   *
   * @returns {Number} New Ortho near plane position.
   */
  get near(): number;

  /**
   * Sets the position of the Ortho's far plane on the positive View-space Z-axis.
   *
   * Fires a "far" event on change.
   *
   * Default value is ````2000.0````.
   *
   * @param {Number} value New far ortho plane position.
   */
  set far(arg: number);

  /**
   * Gets the position of the Ortho's far plane on the positive View-space Z-axis.
   *
   * Default value is ````10000.0````.
   *
   * @returns {Number} New far ortho plane position.
   */
  get far(): number;

  /**
   * Gets the Ortho's projection transform matrix.
   *
   * Fires a "matrix" event on change.
   *
   * Default value is ````[1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1]````.
   *
   * @returns {Number[]} The Ortho's projection matrix.
   */
  get matrix(): number[];

  /**
   * Gets the inverse of {@link Ortho.matrix}.
   *
   * @returns {Number[]} The inverse of {@link Ortho.matrix}.
   */
  get inverseMatrix(): number[];

  /**
   * Gets the transpose of {@link Ortho.matrix}.
   *
   * @returns {Number[]} The transpose of {@link Ortho.matrix}.
   */
  get transposedMatrix(): number[];

  /**
   * Un-projects the given Canvas-space coordinates, using this Ortho projection.
   *
   * @param {Number[]} canvasPos Inputs 2D Canvas-space coordinates.
   * @param {Number} screenZ Inputs Screen-space Z coordinate.
   * @param {Number[]} screenPos Outputs 3D Screen/Clip-space coordinates.
   * @param {Number[]} viewPos Outputs un-projected 3D View-space coordinates.
   * @param {Number[]} worldPos Outputs un-projected 3D World-space coordinates.
   */
  unproject(canvasPos: number[], screenZ: number, screenPos: number[], viewPos: number[], worldPos: number[]): number[];
}