/**
 * Gantt Chart Wrapper Class
 *
 * A unified API for building, mutating, and querying Gantt charts.
 * Provides a fluent interface that wraps the GanttAST.
 */
import { DiagramWrapper } from './diagram-wrapper.js';
import type { GanttAST, GanttSection, GanttTask, GanttTaskStatus, GanttWeekday, GanttWeekendStart } from './types/gantt.js';
import type { RenderOptions } from './types/render-options.js';
/**
 * Options for adding a task
 */
export interface AddTaskOptions {
    /** Task ID */
    id?: string;
    /** Task status (done, active, crit, milestone) */
    status?: GanttTaskStatus;
    /** Start date or dependency */
    start?: string;
    /** End date or duration */
    end?: string;
}
/**
 * Query options for finding tasks
 */
export interface FindTasksQuery {
    /** Find tasks in this section */
    section?: string;
    /** Find tasks with this status */
    status?: GanttTaskStatus;
    /** Find tasks whose name contains this string */
    nameContains?: string;
    /** Find tasks with this ID */
    id?: string;
}
/**
 * A fluent wrapper for GanttAST that supports building, mutating, and querying.
 */
export declare class Gantt extends DiagramWrapper<GanttAST> {
    private constructor();
    /**
     * Create a new empty Gantt chart
     */
    static create(): Gantt;
    /**
     * Create a Gantt wrapper from an existing AST
     */
    static from(ast: GanttAST): Gantt;
    /**
     * Parse Mermaid syntax and create a Gantt wrapper
     */
    static parse(text: string): Gantt;
    /**
     * Render to Mermaid syntax
     */
    render(options?: RenderOptions): string;
    /**
     * Create a deep clone of this Gantt chart
     */
    clone(): Gantt;
    get title(): string | undefined;
    set title(value: string | undefined);
    get dateFormat(): string | undefined;
    set dateFormat(value: string | undefined);
    get axisFormat(): string | undefined;
    set axisFormat(value: string | undefined);
    get sections(): GanttSection[];
    get taskCount(): number;
    get sectionCount(): number;
    /**
     * Set the title
     */
    setTitle(title: string): this;
    /**
     * Set the date format
     */
    setDateFormat(format: string): this;
    /**
     * Set the axis format
     */
    setAxisFormat(format: string): this;
    /**
     * Set the tick interval
     */
    setTickInterval(interval: string): this;
    /**
     * Enable inclusive end dates
     */
    enableInclusiveEndDates(): this;
    /**
     * Disable inclusive end dates
     */
    disableInclusiveEndDates(): this;
    /**
     * Enable top axis
     */
    enableTopAxis(): this;
    /**
     * Set excludes
     */
    setExcludes(excludes: string): this;
    /**
     * Set includes
     */
    setIncludes(includes: string): this;
    /**
     * Set today marker format
     */
    setTodayMarker(marker: string): this;
    /**
     * Set the first day of the week
     */
    setWeekday(day: GanttWeekday): this;
    /**
     * Set the weekend start day
     */
    setWeekend(day: GanttWeekendStart): this;
    /**
     * Add a section
     */
    addSection(name: string): this;
    /**
     * Get a section by name
     */
    getSection(name: string): GanttSection | undefined;
    /**
     * Remove a section
     */
    removeSection(name: string): this;
    /**
     * Rename a section
     */
    renameSection(oldName: string, newName: string): this;
    /**
     * Add a task to a section (or to the root if no section specified)
     */
    addTask(name: string, sectionName?: string, options?: AddTaskOptions): this;
    /**
     * Get a task by ID
     */
    getTask(id: string): GanttTask | undefined;
    /**
     * Remove a task by ID
     */
    removeTask(id: string): this;
    /**
     * Set task status
     */
    setTaskStatus(id: string, status: GanttTaskStatus): this;
    /**
     * Set task as a milestone
     */
    setMilestone(id: string): this;
    /**
     * Set task as critical
     */
    setCritical(id: string): this;
    /**
     * Set task as done
     */
    setDone(id: string): this;
    /**
     * Set task as active
     */
    setActive(id: string): this;
    /**
     * Move a task to a different section
     */
    moveTask(id: string, toSection: string): this;
    /**
     * Set a click callback for a task
     */
    setClickCallback(taskId: string, callback: string, args?: string): this;
    /**
     * Set a link for a task
     */
    setLink(taskId: string, href: string): this;
    /**
     * Get all tasks (from all sections and root)
     */
    getAllTasks(): GanttTask[];
    /**
     * Find tasks matching a query
     */
    findTasks(query: FindTasksQuery): GanttTask[];
    /**
     * Get tasks in a section
     */
    getTasksInSection(sectionName: string): GanttTask[];
    /**
     * Get critical tasks
     */
    getCriticalTasks(): GanttTask[];
    /**
     * Get milestones
     */
    getMilestones(): GanttTask[];
}
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