import { Base, Type } from "./type";
import { DomRenderer, DomWrapper } from "./dom";
import { EventProxy } from "./EventProxy";
/**
 * @hidden
 */
export declare class CanvasScalingHelpers extends Base {
    static $t: Type;
    static b(a: DomRenderer): number;
    static c(a: DomWrapper): number;
    static f(a: DomRenderer): number;
    static g(a: DomWrapper): number;
    static d(a: DomRenderer): number;
    static e(a: DomWrapper): number;
    static a(a: number, b: number, c: number): number;
    static h(a: EventProxy, b: number): void;
}