import * as DG from 'datagrok-api/dg';
import { IViewer } from './viewer';
import { Observable } from 'rxjs';
import { MjolnirPointerEvent } from 'mjolnir.js';
import { PickingInfo } from '@deck.gl/core/typed';
export type NodeStyleType = {
    [propName: string]: any;
};
export type StylesType = {
    [nodeName: string]: NodeStyleType;
};
export declare enum TreeTypesNames {
    Radial = "Radial",
    /** Rectangular edges, leaves listed __vertically__ */
    Rectangular = "Rectangular",
    Polar = "Polar",
    Diagonal = "Diagonal",
    /** Rectangular edges, leaves listed __horizontally__ */
    Orthogonal = "Orthogonal"
}
export interface IPhylocanvasGlViewer extends IViewer {
    get nwkDf(): DG.DataFrame;
    set nwkDf(value: DG.DataFrame);
    setProps(updater: {
        [propName: string]: any;
    }): void;
    get onAfterRender(): Observable<{
        gl: WebGLRenderingContext;
    }>;
    get onHover(): Observable<{
        info: PickingInfo;
        event: MjolnirPointerEvent;
    }>;
}
export type PhylocanvasGlTask = {
    name: string;
    backColor: number;
    props: {
        [propName: string]: any;
    };
    onAfterRender: CanvasCallback;
};
export type CanvasCallback = (canvas: HTMLCanvasElement) => void;
export declare abstract class PhylocanvasGlServiceBase {
    static noneSource: {
        type: string;
        data: any;
    };
    /** Queues PhylocanvasGL render task
     * @param key  Specify to skip previously queued tasks with the same key
     */
    abstract render(args: PhylocanvasGlTask, key?: keyof any): void;
    /** Default implementation of rendering tree on grid cell
     * @param gCtx    Context to draw on grid
     * @param bd      Bound rect to clip drawing on task moment
     * @param gCell   Grid cell to draw
     * @param canvas  Image of the tree rendered
     */
    abstract renderOnGridCell(gCtx: CanvasRenderingContext2D, bd: DG.Rect, gCell: DG.GridCell, canvas: CanvasImageSource): void;
}
export declare function getPhylocanvasGlService(): Promise<PhylocanvasGlServiceBase>;
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