/**
 * An object with all scissor state parameters
 *
 * @public
 */
export interface IScissorState {
    enable: boolean;
    x: number;
    y: number;
    width: number;
    height: number;
}
/**
 * Represents a sub set of {@link IScissorState}
 *
 * @public
 */
export declare type ScissorStateParams = Partial<IScissorState>;
/**
 * @public
 */
export declare class ScissorState implements IScissorState {
    protected $enable: boolean;
    protected $x: number;
    protected $y: number;
    protected $width: number;
    protected $height: number;
    protected $hasChanged: boolean;
    protected $changes: ScissorStateParams;
    /**
     * Indicates whether the state has changes which are not committed to the GPU
     */
    get isDirty(): boolean;
    /**
     * Enables or disables the scissor test
     */
    get enable(): boolean;
    set enable(value: boolean);
    /**
     * Gets and sets the x scissor parameter
     */
    get x(): number;
    set x(value: number);
    /**
     * Gets and sets the y scissor parameter
     */
    get y(): number;
    set y(value: number);
    /**
     * Gets and sets the width scissor parameter
     */
    get width(): number;
    set width(value: number);
    /**
     * Gets and sets the height scissor parameter
     */
    get height(): number;
    set height(value: number);
    /**
     * Assigns multiple parameters to the current state
     */
    assign(state?: ScissorStateParams): this;
    /**
     * Uploads all changes to the GPU
     *
     * @param state - State changes to be assigned before committing
     */
    commit(state?: ScissorStateParams): this;
    /**
     * Creates a copy of this state state
     */
    copy(): IScissorState;
    /**
     * Creates a copy of this state and writes it into the target object
     *
     * @param target - Where the state should be written to
     */
    copy<T>(target: T): T & IScissorState;
    protected commitChanges(changes: Partial<IScissorState>): void;
    protected clearChanges(): void;
    /**
     * A default state with scissor test disabled
     */
    static Default: Readonly<Partial<IScissorState>>;
}
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