import { ElementRef, EventEmitter, OnChanges, OnInit, SimpleChanges } from '@angular/core';
import { MultiScale } from './multi-scale';
import { MultiScaleOption } from './multi-scale-option';
export declare class NecMultiScaleSelectComponent implements OnInit, OnChanges {
    private elementRef;
    multiScale: MultiScale;
    selectChange: EventEmitter<number>;
    isShowOptions: boolean;
    constructor(elementRef: ElementRef);
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    optionsShowChange(): void;
    optionChange(option: MultiScaleOption, scaleIndex: number): void;
    /**
     * 处理鼠标点击组件外元素事件
     * @param event 事件
     */
    offClickHandler(event: any): void;
}