import { TemplateRef } from '@angular/core';
import { GanttTask, GanttSubtask, GanttDependency, GanttConfig, GanttColumnDef, ZoomLevel, GanttGroup, GanttBaselineItem, GanttTaskChangeEvent, GanttTaskClickEvent, GanttDependencyClickEvent, GanttScrollEvent, GanttDragEvent, GanttLinkDragEvent, GanttLineClickEvent, GanttBarClickEvent, GanttSelectedEvent, GanttTableDragStartedEvent, GanttTableDragEndedEvent, GanttTableDragDroppedEvent, GanttLoadOnScrollEvent, GanttVirtualScrolledIndexChangeEvent, GanttViewChangeEvent, GanttExpandChangeEvent, GanttTooltipContext } from './models';
import { FlatRow } from './services/gantt-layout.service';
import { GanttKeyboardService } from './services/gantt-keyboard.service';
import * as i0 from "@angular/core";
export declare class GanttChartComponent {
    i18n: import("ngx-core-components/i18n").NgxCoreI18n;
    tasks: import("@angular/core").InputSignal<GanttTask[]>;
    dependencies: import("@angular/core").InputSignal<GanttDependency[]>;
    config: import("@angular/core").InputSignal<Partial<GanttConfig>>;
    groups: import("@angular/core").InputSignal<GanttGroup<unknown>[]>;
    baselineItems: import("@angular/core").InputSignal<GanttBaselineItem[]>;
    tooltipTemplate: import("@angular/core").InputSignal<TemplateRef<{
        $implicit: GanttTooltipContext;
    }> | null>;
    enableDragToZoom: import("@angular/core").InputSignal<boolean>;
    taskChange: import("@angular/core").OutputEmitterRef<GanttTaskChangeEvent>;
    taskClick: import("@angular/core").OutputEmitterRef<GanttTaskClickEvent>;
    taskDblClick: import("@angular/core").OutputEmitterRef<GanttTaskClickEvent>;
    dependencyClick: import("@angular/core").OutputEmitterRef<GanttDependencyClickEvent>;
    scroll: import("@angular/core").OutputEmitterRef<GanttScrollEvent>;
    zoomChange: import("@angular/core").OutputEmitterRef<ZoomLevel>;
    dragStarted: import("@angular/core").OutputEmitterRef<GanttDragEvent>;
    dragMoved: import("@angular/core").OutputEmitterRef<GanttDragEvent>;
    dragEnded: import("@angular/core").OutputEmitterRef<GanttDragEvent>;
    linkDragStarted: import("@angular/core").OutputEmitterRef<GanttLinkDragEvent>;
    linkDragEnded: import("@angular/core").OutputEmitterRef<GanttLinkDragEvent>;
    lineClick: import("@angular/core").OutputEmitterRef<GanttLineClickEvent>;
    barClick: import("@angular/core").OutputEmitterRef<GanttBarClickEvent>;
    selectedChange: import("@angular/core").OutputEmitterRef<GanttSelectedEvent>;
    viewChange: import("@angular/core").OutputEmitterRef<GanttViewChangeEvent>;
    expandChange: import("@angular/core").OutputEmitterRef<GanttExpandChangeEvent>;
    loadOnScroll: import("@angular/core").OutputEmitterRef<GanttLoadOnScrollEvent>;
    virtualScrolledIndexChange: import("@angular/core").OutputEmitterRef<GanttVirtualScrolledIndexChangeEvent>;
    tableDragStarted: import("@angular/core").OutputEmitterRef<GanttTableDragStartedEvent>;
    tableDragEnded: import("@angular/core").OutputEmitterRef<GanttTableDragEndedEvent>;
    tableDragDropped: import("@angular/core").OutputEmitterRef<GanttTableDragDroppedEvent>;
    zoomRangeChange: import("@angular/core").OutputEmitterRef<{
        start: Date;
        end: Date;
    }>;
    private scaleService;
    private layoutService;
    keyboardService: GanttKeyboardService;
    private printService;
    private elementRef;
    private timelineContent;
    private treelistContent;
    private internalCollapsed;
    private internalGroupExpanded;
    hoveredTaskId: import("@angular/core").WritableSignal<string | null>;
    private selectedTaskIds;
    scrollLeft: import("@angular/core").WritableSignal<number>;
    private sidebarWidthOverride;
    private lastEmittedZoom;
    showLoading: import("@angular/core").WritableSignal<boolean>;
    private loadingTimer;
    tooltipTask: import("@angular/core").WritableSignal<GanttTask | null>;
    tooltipSubtask: import("@angular/core").WritableSignal<GanttSubtask | null>;
    tooltipX: import("@angular/core").WritableSignal<number>;
    tooltipY: import("@angular/core").WritableSignal<number>;
    rowTooltipData: import("@angular/core").WritableSignal<{
        allTasks: GanttTask[];
    } | null>;
    rowTooltipX: import("@angular/core").WritableSignal<number>;
    rowTooltipY: import("@angular/core").WritableSignal<number>;
    linkDragLine: import("@angular/core").WritableSignal<{
        x1: number;
        y1: number;
        x2: number;
        y2: number;
    } | null>;
    private linkDragSource;
    private tableDragSourceRow;
    virtualRange: import("@angular/core").WritableSignal<{
        start: number;
        end: number;
    }>;
    isAreaZoomMode: import("@angular/core").WritableSignal<boolean>;
    zoomStart: import("@angular/core").WritableSignal<Date | null>;
    zoomEnd: import("@angular/core").WritableSignal<Date | null>;
    zoomColumnWidth: import("@angular/core").WritableSignal<number | null>;
    internalZoomLevel: import("@angular/core").WritableSignal<ZoomLevel | null>;
    isDraggingZoom: import("@angular/core").WritableSignal<boolean>;
    zoomDragStart: import("@angular/core").WritableSignal<{
        x: number;
        y: number;
    } | null>;
    zoomDragCurrent: import("@angular/core").WritableSignal<{
        x: number;
        y: number;
    } | null>;
    showCriticalPath: import("@angular/core").WritableSignal<boolean>;
    criticalPathInfo: import("@angular/core").Signal<{
        criticalTaskIds: Set<string>;
        criticalDepKeys: Set<string>;
        taskSlacks: Map<string, number>;
    }>;
    toggleCriticalPath(): void;
    isDragToZoomEnabled: import("@angular/core").Signal<boolean>;
    isZoomed: import("@angular/core").Signal<boolean>;
    zoomOverlayLeft: import("@angular/core").Signal<number>;
    zoomOverlayWidth: import("@angular/core").Signal<number>;
    zoomOverlayDateRangeText: import("@angular/core").Signal<string>;
    mergedConfig: import("@angular/core").Signal<GanttConfig>;
    themeVars: import("@angular/core").Signal<string>;
    sidebarColumns: import("@angular/core").Signal<GanttColumnDef[]>;
    private effectiveTasks;
    private effectiveGroups;
    private flatRows;
    visibleRows: import("@angular/core").Signal<FlatRow[]>;
    renderedRows: import("@angular/core").Signal<FlatRow[]>;
    private dateRange;
    private columnDates;
    totalWidth: import("@angular/core").Signal<number>;
    totalHeight: import("@angular/core").Signal<number>;
    headerColumns: import("@angular/core").Signal<{
        x: number;
        width: number;
        date: Date;
        label: string;
        isWeekend: boolean;
        isToday: boolean;
    }[]>;
    primaryHeaderGroups: import("@angular/core").Signal<{
        x: number;
        width: number;
        label: string;
    }[]>;
    todayX: import("@angular/core").Signal<number | null>;
    taskBars: import("@angular/core").Signal<{
        task: GanttTask;
        left: number;
        width: number;
        top: number;
        isSummary: boolean;
        barHeight: number;
        rowIndex: number;
        primaryTaskId: string;
        isGroupHeader: boolean;
        slackWidth: number;
    }[]>;
    baselineBars: import("@angular/core").Signal<{
        id: string;
        start: Date;
        end: Date;
        left: number;
        width: number;
        top: number;
    }[]>;
    dependencyPaths: import("@angular/core").Signal<{
        dependency: GanttDependency;
        path: string;
        key: string;
        color: string;
        isCritical: boolean;
    }[]>;
    private computeCriticalPath;
    constructor();
    isTaskSelected(taskId: string): boolean;
    private toggleSelection;
    onTimelineScroll(): void;
    onTreelistWheel(event: WheelEvent): void;
    onSplitBarDown(event: PointerEvent): void;
    onBarPointerDown(event: PointerEvent, task: GanttTask, mode: 'move' | 'resize-left' | 'resize-right'): void;
    onLinkDragStart(event: PointerEvent, task: GanttTask, side: 'start' | 'end'): void;
    onTableDragStart(event: DragEvent, row: FlatRow): void;
    onTableDragEnd(_event: DragEvent, row: FlatRow): void;
    onTableDragOver(event: DragEvent, row: FlatRow): void;
    onTableDrop(event: DragEvent, targetRow: FlatRow): void;
    onRowClick(task: GanttTask, event: MouseEvent): void;
    onTaskBarClick(task: GanttTask, event: MouseEvent): void;
    onTaskBarDblClick(task: GanttTask, event: MouseEvent): void;
    onDependencyClick(dep: GanttDependency, event: MouseEvent): void;
    onToggleCollapse(taskId: string): void;
    onToggleGroupCollapse(group: GanttGroup): void;
    onToolbarViewChange(vt: ZoomLevel): void;
    toggleAreaZoomMode(): void;
    resetZoom(): void;
    private getBestZoomLevel;
    private zoomToRange;
    onTimelinePointerDown(event: PointerEvent): void;
    getViewLabel(vt: ZoomLevel): string;
    onKeyDown(event: KeyboardEvent): void;
    getTaskSlackDays(taskId: string): number;
    isTaskCritical(taskId: string): boolean;
    scrollToToday(): void;
    scrollToDate(date: Date): void;
    scrollToTask(taskId: string): void;
    expandAll(): void;
    collapseAll(): void;
    exportAsImage(filename?: string): Promise<void>;
    getImageDataUrl(): Promise<string | null>;
    isSelected(taskId: string): boolean;
    getSelectedIds(): string[];
    rerenderView(): void;
    formatDateShort(date: Date): string;
    formatDateFull(date: Date): string;
    isNameColumn(col: GanttColumnDef, index: number): boolean;
    isDateColumn(col: GanttColumnDef): boolean;
    isProgressColumn(col: GanttColumnDef): boolean;
    getSidebarCellValue(row: FlatRow, col: GanttColumnDef): string;
    showTooltip(task: GanttTask, event: MouseEvent): void;
    showSubtaskTooltip(task: GanttTask, subtask: GanttSubtask, event: MouseEvent): void;
    updateTooltipPosition(event: MouseEvent): void;
    hideTooltip(): void;
    getRowAvgProgress(row: FlatRow): number;
    getRowProgressTitle(row: FlatRow): string;
    getUniqueExtraTasks(row: FlatRow): GanttTask[];
    getMetaEntries(meta: Record<string, unknown> | undefined): {
        key: string;
        value: string;
    }[];
    getSubtaskBars(bar: {
        task: GanttTask;
        left: number;
        width: number;
    }): {
        subtask: GanttSubtask;
        left: number;
        width: number;
    }[];
    showRowTooltip(row: FlatRow, event: MouseEvent): void;
    updateRowTooltip(event: MouseEvent): void;
    hideRowTooltip(): void;
    toStyleStr(style: Partial<CSSStyleDeclaration>): string;
    private positionRowTooltip;
    private getPrimaryLabel;
    private getSecondaryLabel;
    static ɵfac: i0.ɵɵFactoryDeclaration<GanttChartComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<GanttChartComponent, "ngx-gantt-chart", never, { "tasks": { "alias": "tasks"; "required": true; "isSignal": true; }; "dependencies": { "alias": "dependencies"; "required": false; "isSignal": true; }; "config": { "alias": "config"; "required": false; "isSignal": true; }; "groups": { "alias": "groups"; "required": false; "isSignal": true; }; "baselineItems": { "alias": "baselineItems"; "required": false; "isSignal": true; }; "tooltipTemplate": { "alias": "tooltipTemplate"; "required": false; "isSignal": true; }; "enableDragToZoom": { "alias": "enableDragToZoom"; "required": false; "isSignal": true; }; }, { "taskChange": "taskChange"; "taskClick": "taskClick"; "taskDblClick": "taskDblClick"; "dependencyClick": "dependencyClick"; "scroll": "scroll"; "zoomChange": "zoomChange"; "dragStarted": "dragStarted"; "dragMoved": "dragMoved"; "dragEnded": "dragEnded"; "linkDragStarted": "linkDragStarted"; "linkDragEnded": "linkDragEnded"; "lineClick": "lineClick"; "barClick": "barClick"; "selectedChange": "selectedChange"; "viewChange": "viewChange"; "expandChange": "expandChange"; "loadOnScroll": "loadOnScroll"; "virtualScrolledIndexChange": "virtualScrolledIndexChange"; "tableDragStarted": "tableDragStarted"; "tableDragEnded": "tableDragEnded"; "tableDragDropped": "tableDragDropped"; "zoomRangeChange": "zoomRangeChange"; }, never, never, true, never>;
}