import { Session } from "../collaborative/session";
import { StateObserver } from "../state_observer";
import { ClientPosition } from "../types/collaborative/session";
import { Command, CommandDispatcher } from "../types/commands";
import { Currency } from "../types/currency";
import { Getters } from "../types/getters";
import { Color } from "../types/misc";
import { ModelConfig } from "../types/model";
import { GridRenderingContext, LayerName } from "../types/rendering";
import { SelectionStreamProcessor } from "../types/selection_stream_processor";
import { BasePlugin } from "./base_plugin";
export type UIActions = Pick<ModelConfig, "notifyUI" | "raiseBlockingErrorUI">;
export interface UIPluginConfig {
    readonly getters: Getters;
    readonly stateObserver: StateObserver;
    readonly dispatch: CommandDispatcher["dispatch"];
    readonly canDispatch: CommandDispatcher["dispatch"];
    readonly selection: SelectionStreamProcessor;
    readonly moveClient: (position: ClientPosition) => void;
    readonly uiActions: UIActions;
    readonly custom: ModelConfig["custom"];
    readonly session: Session;
    readonly defaultCurrency?: Partial<Currency>;
    readonly customColors: Color[];
    readonly external: ModelConfig["external"];
}
export interface UIPluginConstructor {
    new (config: UIPluginConfig): UIPlugin;
    layers: Readonly<LayerName[]>;
    getters: readonly string[];
}
/**
 * UI plugins handle any transient data required to display a spreadsheet.
 * They can draw on the grid canvas.
 */
export declare class UIPlugin<State = any> extends BasePlugin<State, Command> {
    static layers: Readonly<LayerName[]>;
    protected getters: Getters;
    protected ui: UIActions;
    protected selection: SelectionStreamProcessor;
    protected dispatch: CommandDispatcher["dispatch"];
    protected canDispatch: CommandDispatcher["dispatch"];
    constructor({ getters, stateObserver, dispatch, canDispatch, uiActions, selection, }: UIPluginConfig);
    drawLayer(ctx: GridRenderingContext, layer: LayerName): void;
}