import { BaseTooltip } from '@alauda/ui';
import { ChangeDetectorRef, OnDestroy, OnInit, TemplateRef, TrackByFunction } from '@angular/core';
import { Subject } from 'rxjs';
import { ChartData } from '../../../view-chart/public-api';
import { ContextChartService } from '../../chart.service';
import { handleDateFormat, tooltipSuffixFormat } from '../../utils';
declare type XValue = string | number | Date;
export interface ContextItem {
    name: string;
    color: string;
    x: XValue;
    y: number;
    active?: boolean;
}
interface TooltipContext {
    title: XValue;
    source: ChartData[];
    values: ContextItem[];
}
export declare class ChartTooltipComponent implements OnInit, OnDestroy {
    readonly contextService: ContextChartService;
    private readonly cdr;
    dateFormat: string;
    valuePrefix: string;
    valueSuffix: string;
    columnLayout: boolean;
    tooltipTemplate: TemplateRef<unknown>;
    pointTemplate: TemplateRef<unknown>;
    pointNameTemplate: TemplateRef<unknown>;
    pointTemplateContext: unknown;
    titleTemplate: TemplateRef<unknown>;
    autoSort: boolean;
    translation: boolean;
    titleTranslation: boolean;
    pointFormat: (d: ContextItem) => string | number;
    auiTooltipRef: BaseTooltip;
    view: {
        width: number;
        height: number;
    };
    destroy$$: Subject<void>;
    anchorPos: number;
    anchorOpacity: number;
    anchorHeight: number;
    anchorY: number;
    lastAnchorPos: number;
    tooltipContext: TooltipContext;
    hacked: boolean;
    handleDateFormat: typeof handleDateFormat;
    tooltipSuffixFormat: typeof tooltipSuffixFormat;
    activeLegend: string;
    get typeStandard(): boolean;
    get isBand(): boolean;
    get anchorVisibility(): "" | "hidden";
    get groupPosition(): {
        x1: number;
        x2: number;
        index: number;
        groupName: string;
    }[];
    get calculationItemPosition(): any[];
    calculateY: (_: number) => number;
    constructor(contextService: ContextChartService, cdr: ChangeDetectorRef);
    ngOnInit(): void;
    mouseMove(e: MouseEvent, rectDom?: HTMLElement): void;
    mouseLeave(): void;
    mergePointContext: (context: TooltipContext) => {
        context: ContextItem[];
        source: ChartData[];
    };
    itemTrackBy: TrackByFunction<ContextItem>;
    private barMouseMove;
    private getBarHight;
    /**
     * 计算 bar 垂直 类型下 高度
     * 标准：直接根据 y(0) - y(value) 计算 bar item 的高度
     * 堆叠：计算 group 下所有item 的高度相加 得到堆叠的 bar 高度
     */
    private getVerticalBarHeight;
    private getBarYValue;
    private getTooltipContext;
    /**
     * 获取 bar tooltip 展示数据
     */
    private getBarTooltipContext;
    /**
     * 暂时先 通过 hack 方式 修改 pointer event 行为
     * TODO: 后续内部实现 tooltip 不使用 aui tooltip
     */
    hackOverlayPaneStyle(style: string): void;
    /**
     * 获取鼠标移动的位置所在的 bar value
     * @param data 当前 bar 开始结束 x 位置
     * @param xPos 当前鼠标位置
     */
    private getCurrentMouseMovePositionValue;
    /**
     * 计算锚点 x 位置
     * 当前 bar 数据 x 位置 + 当前 bar 宽度的一般
     * @param currPosition 当前鼠标移入的bar 数据
     */
    private getBarXAnchorPos;
    /**
     * 计算锚点 y 位置
     * 水平：当前 bar 数据 x 位置
     * 垂直：总高度 - bar 高度 （需要先计算出 bar高度）
     */
    private getBarYAnchorPos;
    private showTooltip;
    private hideTooltip;
    private limitMaxContext;
    ngOnDestroy(): void;
}
export {};
