import { ElementRef, OnChanges, OnInit, SimpleChanges } from '@angular/core';
import { Subscription } from 'rxjs';
export declare class RendererComponent implements OnInit, OnChanges {
    wrapper: ElementRef;
    canvas: ElementRef;
    showAnimation: boolean;
    url: any;
    annotationData: any;
    index: any;
    set currentActiveIndex(value: number);
    get currentActiveIndex(): number;
    private _currentActiveIndex;
    translateX: number;
    data: {
        scale: number;
        canvasSize: {
            width: number;
            height: number;
        };
        imageSize: {
            width: number;
            height: number;
        };
        top: number;
        left: number;
        offset: number;
    };
    content: SVGSVGElement;
    text: SVGSVGElement;
    testText: HTMLDivElement;
    wheelHandler$: Subscription | null;
    dragTrigger$: Subscription | null;
    dragCancel$: Subscription | null;
    drawHandler$: Subscription | null;
    lastDragPosition: {
        x: number;
        y: number;
    };
    svgShapes: any;
    svgTexts: any[];
    rendered: boolean;
    canvasRender: any;
    isMouseDown: boolean;
    constructor();
    ngOnChanges(change: SimpleChanges): void;
    ngOnInit(): void;
    checkShouldRender(): void;
    setupEventsHandlers(): void;
    removeEventsHandlers(): void;
    makeImage(): void;
    moveCanvas(): void;
    fitCanvas(): void;
    resizeCanvas(): void;
    transformCanvas(): void;
    fit(): void;
    setupObjects(states: any): void;
    addText(points: any, state: any): void;
    addRect(points: any, state: any): void;
    addPolygon(points: string, state: any): void;
    makeTranslateX(): void;
    zoom(x: number, y: number, direction: number): void;
    move(topOffset: number, leftOffset: number): void;
    reset(): void;
    rerender(): void;
    notify(reason: updateReasons): void;
}
export declare enum updateReasons {
    IMAGE_CHANGED = "image_changed",
    IMAGE_ZOOMED = "image_zoomed",
    IMAGE_FITTED = "image_fitted",
    IMAGE_MOVED = "image_moved",
    FITTED_CANVAS = "fitted_canvas"
}