/**
 * A point in 2D space.
 */
export declare class Point {
    readonly x: number;
    readonly y: number;
    constructor(x: number, y: number);
}
/**
 * Combination of position and size.
 */
export declare class Layout {
    /**
     * Construct from the current bounding box of a DOM element.
     */
    static from(element: HTMLElement): Layout;
    readonly top: number;
    readonly left: number;
    readonly right: number;
    readonly bottom: number;
    constructor(data: Pick<Layout, BorderName>);
    width(): number;
    height(): number;
    midpoint(): Point;
}
export type BorderName = 'top' | 'left' | 'right' | 'bottom';
/**
 * Transform configuration for both axises in 2D space.
 */
export interface TransformConfig {
    x: TransformAxisConfig;
    y: TransformAxisConfig;
}
/**
 * Transform configuration for a single 2D axis.
 */
export declare class TransformAxisConfig {
    origin: number;
    scale: number;
    translate: number;
    constructor(data: Omit<TransformAxisConfig, 'apply'>);
    /**
     * Apply the transform to a value on the same axis.
     */
    apply(value: number): number;
}
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