import { GanttTask } from './gantt-task.model';
export declare enum ZoomLevel {
    Hour = "hour",
    Day = "day",
    Week = "week",
    Month = "month",
    Quarter = "quarter",
    Year = "year"
}
export declare enum GanttLinkLineType {
    Curve = "curve",
    Straight = "straight"
}
export interface GanttLinkOptions {
    dependencyTypes?: ('FS' | 'SS' | 'FF' | 'SF')[];
    showArrow?: boolean;
    lineType?: GanttLinkLineType;
}
export interface GanttToolbarOptions {
    viewTypes?: ZoomLevel[];
}
export interface GanttThemeColors {
    primary?: string;
    danger?: string;
    highlight?: string;
    background?: string;
    text?: {
        main?: string;
        muted?: string;
        light?: string;
        inverse?: string;
    };
    gray?: {
        100?: string;
        200?: string;
        300?: string;
        400?: string;
        500?: string;
        600?: string;
    };
}
export interface GanttStyleOptions {
    primaryColor?: string;
    headerHeight?: number;
    rowHeight?: number;
    barHeight?: number;
    defaultTheme?: string;
    themes?: Record<string, GanttThemeColors>;
}
export interface GanttColumnDef {
    field: string | ((task: GanttTask) => string);
    header: string;
    width: number;
}
export interface GanttConfig {
    zoomLevel: ZoomLevel;
    rowHeight: number;
    columnWidth: number;
    sidebarColumns: GanttColumnDef[];
    sidebarWidth: number;
    showTodayMarker: boolean;
    showGrid: boolean;
    collapsible: boolean;
    headerHeight: number;
    snapTo: 'none' | 'day' | 'hour';
    locale: string;
    /** Enable drag to create dependency links between tasks */
    linkable: boolean;
    /** Link rendering options */
    linkOptions: GanttLinkOptions;
    /** Enable task selection (single or multi) */
    selectable: boolean;
    /** Allow selecting multiple tasks (requires selectable: true) */
    multiple: boolean;
    /** Show built-in toolbar with view type switcher */
    showToolbar: boolean;
    /** Toolbar configuration */
    toolbarOptions: GanttToolbarOptions;
    /** Style/theme options */
    styleOptions: GanttStyleOptions;
    /** Enable virtual scrolling for large datasets */
    virtualScrollEnabled: boolean;
    /** Show loading overlay */
    loading: boolean;
    /** Delay in ms before showing loading indicator */
    loadingDelay: number;
    /** Show baseline comparison bars */
    showBaseline: boolean;
    /** Enable table row drag and drop */
    tableDraggable: boolean;
    /** Emit load event when scrolling near edges */
    loadOnScroll: boolean;
    /** Maximum nesting level for tree hierarchy */
    maxLevel: number;
    /** Bar height in pixels */
    barHeight: number;
    /** Enable alternate row colors for better row distinction */
    enableAlternateRowColor: boolean;
    /** Enable alternate column colors for better column distinction */
    enableAlternateColumnColor: boolean;
    /** Enable drag to select area zoom feature */
    enableDragToZoom: boolean;
}
export declare const DEFAULT_GANTT_CONFIG: GanttConfig;