import type { IGroup, IText, ITextGraphicAttribute, TextAlignType, TextBaselineType } from '@visactor/vrender-core';
import type { Point } from '@visactor/vutils';
import type { CircleAxisAttributes, TickLineItem, AxisItem } from './type';
import { AxisBase } from './base';
import { CircleAxisMixin } from './mixin/circle';
import type { ComponentOptions } from '../interface';
export interface CircleAxis extends Pick<CircleAxisMixin, 'isInValidValue' | 'getTickCoord' | 'getVerticalVector' | 'getRelativeVector'>, AxisBase<CircleAxisAttributes> {
}
export declare class CircleAxis extends AxisBase<CircleAxisAttributes> {
    static defaultAttributes: {
        title: {
            space: number;
            padding: number;
            textStyle: {
                fontSize: number;
                fill: string;
                fontWeight: string;
                fillOpacity: number;
            };
        };
        label: {
            visible: boolean;
            inside: boolean;
            space: number;
            padding: number;
            style: {
                fontSize: number;
                fill: string;
                fontWeight: string;
                fillOpacity: number;
            };
        };
        tick: {
            visible: boolean;
            inside: boolean;
            alignWithLabel: boolean;
            length: number;
            style: {
                lineWidth: number;
                stroke: string;
                strokeOpacity: number;
            };
        };
        subTick: {
            visible: boolean;
            inside: boolean;
            count: number;
            length: number;
            style: {
                lineWidth: number;
                stroke: string;
                strokeOpacity: number;
            };
        };
        line: {
            visible: boolean;
            style: {
                lineWidth: number;
                stroke: string;
                strokeOpacity: number;
            };
        };
    };
    constructor(attributes: CircleAxisAttributes, options?: ComponentOptions);
    protected renderLine(container: IGroup): void;
    protected getTitleAttribute(): any;
    protected getSubTickLineItems(): TickLineItem[];
    protected beforeLabelsOverlap(labelShapes: IText[], labelData: AxisItem[], labelContainer: IGroup, layer: number, layerCount: number): void;
    protected handleLabelsOverlap(labelShapes: IText[], labelData: AxisItem[], labelContainer: IGroup, layer: number, layerCount: number): void;
    protected afterLabelsOverlap(labelShapes: IText[], labelData: AxisItem[], labelContainer: IGroup, layer: number, layerCount: number): void;
    protected getTextBaseline(vector: [number, number]): "top" | "bottom" | "middle";
    protected getLabelAlign(vector: [number, number], inside?: boolean, angle?: number): {
        textAlign: TextAlignType;
        textBaseline: TextBaselineType;
    };
    protected getLabelPosition(point: Point, vector: [number, number], text: string | number, style: Partial<ITextGraphicAttribute>): Point;
}