/** Object representing a 2D point. */
export interface Point {
    /** X coordinate of the point. */
    x: number;
    /** Y coordinate of the point. */
    y: number;
}
/** Object representing a rectangle. */
export interface Rect {
    /** Position of the rectangle's top-left corner. */
    pos: Point;
    /** Size of the rectangle. */
    size: Point;
}
/** Object representing a line section. */
export interface Line {
    /** Starting point of the line. */
    begin: Point;
    /** End point of the line. */
    end: Point;
}
/** Object representing an affine transformation 2x3 matrix. */
export type AffineTransform = [[number, number, number], [number, number, number]];
/** Rectangle transformed by an affine transformation. */
export interface TransformedRect {
    /** Transform transforms the top left corner to the origo. */
    transform: AffineTransform;
    /** Size of the rectangle. */
    size: Point;
}
/** Converts a point between two coordinate system. */
export type PointConverter = (point: Point) => Point;
/** Type of a point's coordinate system. */
export type CoordinateType = 'relative' | 'canvas';