import type { Quaternion, Vector2, Vector3 } from "three/src/Three";
import { Component } from "../../hierarchy_object/Component";
import type { ReadonlyQuaternion } from "../../math/ReadonlyQuaternion";
import type { ReadonlyVector2 } from "../../math/ReadonlyVector2";
import type { ReadonlyVector3 } from "../../math/ReadonlyVector3";
import type { IUnknownSizeCssRenderOption } from "../render/CssRenderer";
import type { ICssImageRenderOption } from "../render/CssSpriteRenderer";
import { ImageRenderingMode } from "../render/CssSpriteRenderer";
import { CssFilter } from "../render/filter/CssFilter";
/**
 * represents a sprite atlas instance
 *
 * this class is used from the SpriteAtlasStaticInstancer
 */
export declare class SpriteAtlasInstance {
    private readonly _width;
    private readonly _height;
    private readonly _atlasIndex;
    private readonly _position;
    private readonly _rotation;
    private readonly _scale;
    private readonly _centerOffset;
    constructor(width: number, height: number, atlasIndex: number, position: Vector3, rotation?: Quaternion, scale?: Vector3, centerOffset?: Vector2);
    /**
     * sprite atlas instance width
     */
    get width(): number;
    /**
     * sprite atlas instance height
     */
    get height(): number;
    /**
     * sprite atlas instance atlas index
     */
    get atlasIndex(): number;
    /**
     * sprite atlas instance position
     */
    get position(): ReadonlyVector3;
    /**
     * sprite atlas instance rotation
     */
    get rotation(): ReadonlyQuaternion | undefined;
    /**
     * sprite atlas instance scale
     */
    get scale(): ReadonlyVector3 | undefined;
    /**
     * sprite atlas instance center offset
     */
    get centerOffset(): ReadonlyVector2 | undefined;
}
/**
 * this component draws multiple sprite atlas instances
 *
 * drawcall optimization is not yet available
 */
export declare class SpriteAtlasStaticInstancer extends Component implements IUnknownSizeCssRenderOption, ICssImageRenderOption {
    private _imageSource;
    private _useZaxisSorter;
    private _zaxisSortOffset;
    private _columnCount;
    private _rowCount;
    private _pointerEvents;
    private _viewScale;
    private _imageRenderingMode;
    private readonly _filter;
    private _initializeFunction;
    private _started;
    start(): void;
    /**
     * set instances to be drawn
     * @param instances instances to be drawn
     * @returns
     */
    setInstances(instances: SpriteAtlasInstance[]): void;
    /**
     * set the number of rows and columns of the sprite atlas
     *
     * Even if you change this value after the instance is created. Objects that have already been created will not be changed
     * @param columnCount number of columns
     * @param rowCount number of rows
     */
    setSliceCount(columnCount: number, rowCount: number): void;
    /**
     * image source of the sprite atlas (default: `GlobalConfig.defaultSpriteSrc`)
     *
     * Even if you change this value after the instance is created. Objects that have already been created will not be changed
     */
    get imageSource(): string;
    /**
     * image source of the sprite atlas (default: `GlobalConfig.defaultSpriteSrc`)
     *
     * Even if you change this value after the instance is created. Objects that have already been created will not be changed
     */
    set imageSource(value: string);
    /**
     * column count of the sprite atlas (default: 1)
     */
    get columnCount(): number;
    /**
     * row count of the sprite atlas (default: 1)
     */
    get rowCount(): number;
    /**
     * if this is true, the zaxis sorter will be attached to the sprite atlas instances
     * otherwise the zaxis initializer will be attached (default: false)
     *
     * Even if you change this value after the instance is created. Objects that have already been created will not be changed
     */
    get useZindexSorter(): boolean;
    /**
     * if this is true, the zaxis sorter will be attached to the sprite atlas instances
     * otherwise the zaxis initializer will be attached (default: false)
     *
     * Even if you change this value after the instance is created. Objects that have already been created will not be changed
     */
    set useZindexSorter(value: boolean);
    /**
     * offset of the zaxis sorter (default: 0)
     *
     * this is only used if useZindexSorter is true
     *
     * Even if you change this value after the instance is created. Objects that have already been created will not be changed
     */
    get zindexSortOffset(): number;
    /**
     * offset of the zaxis sorter (default: 0)
     *
     * this is only used if useZindexSorter is true
     *
     * Even if you change this value after the instance is created. Objects that have already been created will not be changed
     */
    set zindexSortOffset(value: number);
    /**
     * if this is true, the sprite atlas instances can be clicked (default: true)
     *
     * Even if you change this value after the instance is created. Objects that have already been created will not be changed
     */
    get pointerEvents(): boolean;
    /**
     * if this is true, the sprite atlas instances can be clicked (default: true)
     *
     * Even if you change this value after the instance is created. Objects that have already been created will not be changed
     */
    set pointerEvents(value: boolean);
    /**
     * element viewScale
     *
     * value to scaling html element. the smaller value, the higher resolution of element.
     *
     * note: if the viewScale is greater than 1, render will have different behaviour depending on the browser. In the case of firefox, normal operation is guaranteed.
     *
     * Even if you change this value after the instance is created. Objects that have already been created will not be changed
     * @param value
     */
    get viewScale(): number;
    /**
     * element viewScale
     *
     * value to scaling html element. the smaller value, the higher resolution of element.
     *
     * note: if the viewScale is greater than 1, render will have different behaviour depending on the browser. In the case of firefox, normal operation is guaranteed.
     *
     * Even if you change this value after the instance is created. Objects that have already been created will not be changed
     * @param value
     */
    set viewScale(value: number);
    /**
     * css filter
     *
     * Even if you change this value after the instance is created. Objects that have already been created will not be changed
     */
    get filter(): CssFilter;
    /**
     * image rendering mode (default: ImageRenderingMode.Pixelated)
     *
     * @see https://developer.mozilla.org/en-US/docs/Web/CSS/image-rendering
     *
     * Even if you change this value after the instance is created. Objects that have already been created will not be changed
     */
    get imageRenderingMode(): ImageRenderingMode;
    /**
     * image rendering mode (default: ImageRenderingMode.Pixelated)
     *
     * @see https://developer.mozilla.org/en-US/docs/Web/CSS/image-rendering
     *
     * Even if you change this value after the instance is created. Objects that have already been created will not be changed
     */
    set imageRenderingMode(value: ImageRenderingMode);
}