import { ElementRef } from "@angular/core";
import { BehaviorSubject, ReplaySubject, Subject } from 'rxjs';
import { CdkDrag } from '@angular/cdk/drag-drop';
import { DiazoGraph, DiazoNode } from '@diazo/model';
import { Position } from '@diazo/model';
import * as i0 from "@angular/core";
/**
 * @category Component
 */
export declare class GraphComponent {
    private context;
    private elementRef;
    private ngZone;
    constructor();
    ngOnInit(): void;
    ngAfterViewInit(): void;
    ngOnDestroy(): void;
    private canvasContext;
    private canvas;
    private lastFrameTime;
    private otherEdgeOpacity;
    private pulseCycle;
    private panTouch;
    private zoomTouch;
    private startPan;
    private startZoom;
    private startPanZoom;
    private touchActive;
    private onTouchStartListener;
    private onTouchMoveListener;
    private onTouchEndListener;
    private eligibleForContextMenu;
    menuPosition: any;
    menuContents: ElementRef<HTMLElement>;
    nodeMenu: CdkDrag;
    nodeMenuEl: ElementRef<HTMLElement>;
    graphChanged: ReplaySubject<DiazoGraph>;
    nodeMenuPositionChanged: BehaviorSubject<Position>;
    plateRef: ElementRef<HTMLElement>;
    get nodeTypeMap(): Record<string, any>;
    get zoom(): number;
    set nodeTypeMap(map: Record<string, any>);
    get graph(): DiazoGraph;
    set graph(value: DiazoGraph);
    canvasRef: ElementRef<HTMLCanvasElement>;
    contextChanged: BehaviorSubject<any>;
    installMouseHandlers(): void;
    mousePosition: Position;
    private updateZoom;
    private updatePanAndZoom;
    enableNodeOcclusion: boolean;
    get hasLargeAmountOfNodes(): boolean;
    private updateVisibleNodes;
    private updatePan;
    private screenToLocal;
    private getPositionOfSlot;
    get draftNode(): DiazoNode;
    nodeMenuVisible: boolean;
    get readonly(): boolean;
    set readonly(value: boolean);
    get locked(): boolean;
    set locked(value: boolean);
    saveRequested: Subject<void>;
    active: boolean;
    private startRendering;
    private drawFrame;
    private drawEdge;
    onKeyDown(event: KeyboardEvent): void;
    isElementInNodeMenu(element: HTMLElement): boolean;
    onMouseWheel(event: WheelEvent): void;
    onContextMenu(): boolean;
    updateNodeMenuHeight(): void;
    hideNodeMenu(): void;
    showNodeMenu(): void;
    onDoubleClick(event: MouseEvent): void;
    onClick(event: MouseEvent): void;
    onTouchStart(event: TouchEvent): void;
    onNewTouch(event: TouchEvent): void;
    onTouchMove(event: TouchEvent): void;
    zoomOrigin: Position;
    onTouchEnd(event: TouchEvent): void;
    componentForNode(node: DiazoNode): any;
    onMouseDown(startEvent: MouseEvent): void;
    nodeIdentity(index: number, node: DiazoNode): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<GraphComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<GraphComponent, "dz-container", never, { "nodeTypeMap": { "alias": "nodeTypeMap"; "required": false; }; "graph": { "alias": "graph"; "required": false; }; "readonly": { "alias": "readonly"; "required": false; }; "locked": { "alias": "locked"; "required": false; }; "active": { "alias": "active"; "required": false; }; }, { "graphChanged": "graphChanged"; "nodeMenuPositionChanged": "nodeMenuPositionChanged"; "contextChanged": "contextChanged"; "saveRequested": "saveRequested"; }, never, ["*", ".node-menu"], false, never>;
}