import * as _angular_core from '@angular/core';

type WrDecryptTextAnimateOn = 'hover' | 'click' | 'view' | 'inViewHover';
type WrDecryptTextRevealDirection = 'start' | 'end' | 'center';
type WrDecryptTextClickMode = 'once' | 'toggle';

/**
 * Reveals a string by scrambling characters and progressively replacing
 * scramble glyphs with the originals. Supports sequential reveal in
 * three directions, or non-sequential "settle" after N iterations, and
 * four trigger modes (hover, click, view, in-view + hover).
 *
 * @example
 * ```html
 * <wr-decrypt-text text="Hello, ngwr!" animateOn="hover" />
 * <wr-decrypt-text
 *   text="Reveal from the center"
 *   [sequential]="true"
 *   revealDirection="center"
 *   animateOn="view"
 * />
 * ```
 *
 * @see https://www.reactbits.dev/text-animations/decrypted-text
 */
declare class WrDecryptText {
    /** Text to reveal. Required. */
    readonly text: _angular_core.InputSignal<string>;
    /** Tick interval in ms. @default 50 */
    readonly speed: _angular_core.InputSignalWithTransform<number, unknown>;
    /** Non-sequential mode only — total scramble ticks before snapping to plain. @default 10 */
    readonly maxIterations: _angular_core.InputSignalWithTransform<number, unknown>;
    /** Reveal one char per tick instead of scrambling all of them. @default false */
    readonly sequential: _angular_core.InputSignalWithTransform<boolean, any>;
    /** Order in which chars are revealed in sequential mode. @default 'start' */
    readonly revealDirection: _angular_core.InputSignal<WrDecryptTextRevealDirection>;
    /** Scramble using only the glyphs present in `text` (minus spaces). @default false */
    readonly useOriginalCharsOnly: _angular_core.InputSignalWithTransform<boolean, any>;
    /** Pool of glyphs to scramble through (used when `useOriginalCharsOnly` is false). */
    readonly characters: _angular_core.InputSignal<string>;
    /** When to start the animation. @default 'hover' */
    readonly animateOn: _angular_core.InputSignal<WrDecryptTextAnimateOn>;
    /** Click behaviour. `'once'` decrypts then stops; `'toggle'` flips state on each click. @default 'once' */
    readonly clickMode: _angular_core.InputSignal<WrDecryptTextClickMode>;
    private readonly displayText;
    private readonly revealedIndices;
    private readonly isAnimating;
    private readonly isDecrypted;
    private readonly direction;
    /** Per-char render data. */
    protected readonly chars: _angular_core.Signal<{
        ch: string;
        revealed: boolean;
    }[]>;
    /** Sequential reverse order — captured when reverse starts. */
    private reverseOrder;
    private reversePointer;
    private iterationCount;
    private intervalId;
    private hasAnimatedOnce;
    private readonly host;
    private readonly destroyRef;
    private readonly isBrowser;
    private readonly platform;
    constructor();
    protected onMouseEnter(): void;
    protected onMouseLeave(): void;
    protected onClick(): void;
    private setupIntersectionObserver;
    private triggerHoverDecrypt;
    private resetToPlain;
    private triggerDecrypt;
    private triggerReverse;
    private encryptInstantly;
    private startInterval;
    private stopInterval;
    private tick;
    private nextSequentialIndex;
    private shuffle;
    static ɵfac: _angular_core.ɵɵFactoryDeclaration<WrDecryptText, never>;
    static ɵcmp: _angular_core.ɵɵComponentDeclaration<WrDecryptText, "wr-decrypt-text", never, { "text": { "alias": "text"; "required": true; "isSignal": true; }; "speed": { "alias": "speed"; "required": false; "isSignal": true; }; "maxIterations": { "alias": "maxIterations"; "required": false; "isSignal": true; }; "sequential": { "alias": "sequential"; "required": false; "isSignal": true; }; "revealDirection": { "alias": "revealDirection"; "required": false; "isSignal": true; }; "useOriginalCharsOnly": { "alias": "useOriginalCharsOnly"; "required": false; "isSignal": true; }; "characters": { "alias": "characters"; "required": false; "isSignal": true; }; "animateOn": { "alias": "animateOn"; "required": false; "isSignal": true; }; "clickMode": { "alias": "clickMode"; "required": false; "isSignal": true; }; }, {}, never, never, true, never>;
}

export { WrDecryptText };
export type { WrDecryptTextAnimateOn, WrDecryptTextClickMode, WrDecryptTextRevealDirection };