/**
 * Context - Rendering and error context
 *
 * This module provides 100% API compatibility with MicroPDF's context operations.
 * Handles error management, memory management, and rendering contexts.
 */
/**
 * Error types for context operations
 */
export declare enum ErrorType {
    None = 0,
    Memory = 1,
    Generic = 2,
    Syntax = 3,
    Minor = 4,
    Trylater = 5,
    Abort = 6
}
/**
 * Error callback type
 */
export type ErrorCallback = (message: string, code?: number) => void;
/**
 * Warning callback type
 */
export type WarningCallback = (message: string) => void;
/**
 * Context for MicroPDF operations
 */
export declare class Context {
    private _userData;
    private _errorCallback;
    private _warningCallback;
    private _warnings;
    private _lastError;
    private _storeSize;
    private _storeUsed;
    private _aaLevel;
    private _iccEnabled;
    private _refCount;
    constructor(_handle?: unknown);
    /**
     * Create a new default context
     */
    static createDefault(): Context;
    /**
     * Create a new context
     */
    static create(storeSize?: number): Context;
    /**
     * Get the global default context (alias for getDefaultContext())
     */
    static getDefault(): Context;
    keep(): this;
    drop(): void;
    /**
     * Clone this context
     */
    clone(): Context;
    /**
     * Set user context data
     */
    setUserContext(data: unknown): void;
    /**
     * Get user context data
     */
    getUserContext<T = unknown>(): T | null;
    /**
     * Throw an error
     */
    throw(message: string, code?: number): never;
    /**
     * Rethrow the last error
     */
    rethrow(): never;
    /**
     * Get caught error
     */
    caught(): ErrorType;
    /**
     * Get caught error message
     */
    caughtMessage(): string;
    /**
     * Check if context has an error
     */
    hasError(): boolean;
    /**
     * Ignore/clear the current error
     */
    ignoreError(): void;
    /**
     * Convert error code to ErrorType
     */
    convertError(code?: number): ErrorType;
    /**
     * Report error
     */
    reportError(message?: string, code?: number): void;
    /**
     * Set error callback
     */
    setErrorCallback(callback: ErrorCallback | null): void;
    /**
     * Issue a warning
     */
    warn(message: string): void;
    /**
     * Flush accumulated warnings
     */
    flushWarnings(): string[];
    /**
     * Set warning callback
     */
    setWarningCallback(callback: WarningCallback | null): void;
    /**
     * Get store size (cache size)
     */
    getStoreSize(): number;
    /**
     * Get store size (alias for getStoreSize)
     */
    storeSize(): number;
    /**
     * Get store used bytes
     */
    getStoreUsed(): number;
    /**
     * Shrink store to target size, returns amount freed
     */
    shrinkStore(target: number): number;
    /**
     * Empty the store completely
     */
    emptyStore(): void;
    /**
     * Scavenge store (reclaim memory)
     */
    storeScavenge(target: number): number;
    /**
     * Enable ICC color management
     */
    enableICC(): void;
    /**
     * Disable ICC color management
     */
    disableICC(): void;
    /**
     * Enable ICC color management (alias for enableICC)
     */
    enableIcc(): void;
    /**
     * Disable ICC color management (alias for disableICC)
     */
    disableIcc(): void;
    /**
     * Check if ICC is enabled
     */
    get isICCEnabled(): boolean;
    /**
     * Set anti-aliasing level (0-8)
     */
    setAALevel(level: number): void;
    /**
     * Get anti-aliasing level
     */
    getAALevel(): number;
    /**
     * Set anti-aliasing level (alias for setAALevel)
     */
    setAaLevel(level: number): void;
    /**
     * Get anti-aliasing level (alias for getAALevel)
     */
    aaLevel(): number;
    /**
     * Check if context is valid
     */
    isValid(): boolean;
    /**
     * Get context info
     */
    getInfo(): ContextInfo;
    /**
     * Get context status string
     */
    toString(): string;
}
/**
 * Context information
 */
export interface ContextInfo {
    storeSize: number;
    storeUsed: number;
    storeAvailable: number;
    storePercent: number;
    aaLevel: number;
    iccEnabled: boolean;
    hasError: boolean;
    errorMessage: string;
    warningCount: number;
    refCount: number;
}
/**
 * Get the global default context
 */
export declare function getDefaultContext(): Context;
/**
 * Set the global default context
 */
export declare function setDefaultContext(ctx: Context): void;
/**
 * Reset the global default context
 */
export declare function resetDefaultContext(): void;
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