import type { InjectionKey, Ref } from 'vue';
import { Mitt } from '../utils/mitt';
export declare const dvPageSymbols: InjectionKey<{
    widthScale: Ref<number>;
    heightScale: Ref<number>;
    screens: Ref<any[]>;
    screenActiveIndex: Ref<number>;
    settings: Ref<{
        color: string;
        fill: string;
        textColor: string;
        colors: string[];
        [key: string]: any;
    }>;
}>;
export declare const dvLayoutVm: InjectionKey<any>;
export declare const mittSymbol: InjectionKey<Mitt>;