import { IVec2, IVec3, Mat3, Mat4, Quat } from '@gglib/math';
import { Color } from './Color';
import { Texture } from './resources/Texture';
/**
 * @public
 */
export declare class Sprite {
    texture: Texture;
    color: number;
    readonly uv1: IVec2;
    readonly uv2: IVec2;
    readonly vertex1: IVec3;
    readonly vertex2: IVec3;
    readonly vertex3: IVec3;
    readonly vertex4: IVec3;
    reset(texture: Texture): this;
    /**
     * Set the sprite tint color
     *
     * @remarks
     * This will override any previously set alpha value
     */
    tint(color: number | Color): this;
    /**
     * Sets the alpha value
     *
     * @remarks
     * If the sprite should receive a tint color, the `color()` must be called first.
     */
    alpha(alpha: number): this;
    /**
     * Defines the source area in texture that is shown by this sprite
     *
     * @param x - starting x coordinate in texture
     * @param y - starting y cooridnate in texture
     * @param width - number of pixels hrizontally
     * @param height - number of pixels vertically
     * @param flipX - whether to flip texture on x axis
     * @param flipY - whether to flip texture on y axis
     */
    source(x: number, y: number, width?: number, height?: number, flipX?: boolean, flipY?: boolean): this;
    /**
     * Flips x texture coordinates
     */
    flipX(): this;
    /**
     * Flips y texture coordinates
     */
    flipY(): this;
    /**
     * Defines the destination area in vieport where the sprite should be rendered
     *
     * @param x - the x position in pixels in viewport
     * @param y - the y position in pixels in viewport
     * @param width - the width in pixels in viewport
     * @param height - the height in pixels in viewport
     *
     * @remarks
     * This will only work if no custom projection matrix is used on the sprite batch.
     * When useing custom projection matrix consider the `transform*` methods instead.
     */
    destination(x: number, y: number, width?: number, height?: number, depth?: number, angle?: number, pivotX?: number, pivotY?: number): this;
    transformMat4(m: Mat4): this;
    transformMat3(m: Mat3): this;
    transformQuat(q: Quat): this;
}
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