import { type ThemeId } from '@ottocode/themes';
import type { ThemeTypes } from '@pierre/diffs';
import type { CSSProperties } from 'react';
/**
 * Hunk separator treatments we allow.
 *
 * `line-info`/`line-info-basic` are deliberately excluded: they render a large
 * rounded "N unmodified lines" expansion control that does not belong in Otto's
 * UI, and they are the only variants that mark the code element with
 * `data-container-size` (`container-type: inline-size`), which collapses the
 * diff grid inside narrow inline flex containers.
 */
type OttoHunkSeparators = 'metadata' | 'simple';
/** Options accepted by every `@pierre/diffs` React surface we render. */
export interface PierreDiffOptions {
    theme: {
        dark: string;
        light: string;
    };
    themeType: ThemeTypes;
    diffStyle: 'unified' | 'split';
    diffIndicators: 'bars' | 'classic' | 'none';
    disableBackground: boolean;
    disableLineNumbers: boolean;
    disableFileHeader: boolean;
    overflow: 'scroll' | 'wrap';
    lineDiffType: 'word-alt';
    hunkSeparators: OttoHunkSeparators;
    /** Expansion controls are never offered; the payloads are partial diffs. */
    expandUnchanged: false;
    tokenizeMaxLineLength: number;
    unsafeCSS: string;
}
/**
 * `full` is the Git/session pane: standard `@@` patch metadata separators,
 * matching the hunk headers Otto's previous viewer displayed.
 * `inline` is a chat/tool card: the most minimal built-in separator, with no
 * unmodified-line banner or expand affordance.
 */
export type PierreDiffVariant = 'full' | 'inline';
/**
 * Preserve Otto's quiet emerald/red line and word fills. The official Pierre
 * treatment keeps the number gutter neutral and draws a 4px solid/striped
 * change rail at its leading edge; declare it here as well so Otto's final CSS
 * layer cannot lose it to theme or hydration ordering.
 */
export declare const OTTO_DIFF_COLORS_CSS = "\n[data-background] [data-line][data-line-type=\"change-addition\"] {\n\t--diffs-computed-diff-line-bg: rgb(16 185 129 / 0.12);\n}\n[data-background] [data-line][data-line-type=\"change-deletion\"] {\n\t--diffs-computed-diff-line-bg: rgb(239 68 68 / 0.11);\n}\n[data-background][data-indicators=\"bars\"] [data-column-number][data-line-type=\"change-addition\"]::before,\n[data-background][data-indicators=\"bars\"] [data-column-number][data-line-type=\"change-deletion\"]::before {\n  content: \"\";\n  position: absolute;\n  inset-block: 0;\n  inset-inline-start: 0;\n  width: 4px;\n}\n[data-background][data-indicators=\"bars\"] [data-column-number][data-line-type=\"change-addition\"]::before {\n  background-color: rgb(16 185 129);\n}\n[data-background][data-indicators=\"bars\"] [data-column-number][data-line-type=\"change-deletion\"]::before {\n  background-color: rgb(239 68 68 / 0.2);\n  background-image: linear-gradient(0deg, transparent 50%, rgb(239 68 68) 50%);\n  background-repeat: repeat;\n  background-size: 2px 2px;\n}\n[data-line-type=\"change-addition\"] [data-diff-span] {\n\tbackground-color: rgb(16 185 129 / 0.18);\n}\n[data-line-type=\"change-deletion\"] [data-diff-span] {\n\tbackground-color: rgb(239 68 68 / 0.16);\n}\n";
/**
 * Keeps minified/generated single-line files from stalling the surface.
 * Exported because the worker pool owns this option once mounted and must be
 * initialised with the same value the components would otherwise use.
 */
export declare const DIFF_TOKENIZE_MAX_LINE_LENGTH = 1000;
/** Inline word-level highlighting; also worker-managed once a pool exists. */
export declare const DIFF_LINE_DIFF_TYPE: "word-alt";
export interface PierreDiffSurface {
    options: PierreDiffOptions;
    style: CSSProperties;
    /** Changes whenever the palette changes, for remount/cache-key purposes. */
    themeId: ThemeId;
}
export interface PierreDiffSurfaceInput {
    variant?: PierreDiffVariant;
    /**
     * Hide Pierre's own file header when the surrounding panel already renders
     * the filename and status chrome.
     */
    hideFileHeader?: boolean;
    /** Extra inherited CSS custom properties or layout styles. */
    style?: CSSProperties;
}
export declare function createPierreDiffSurface(themeId: ThemeId, input?: PierreDiffSurfaceInput): PierreDiffSurface;
/**
 * Resolves the shared Pierre options/styles for the currently active Otto
 * theme. Re-renders (and therefore recolors) whenever the theme changes.
 */
export declare function usePierreDiffSurface(input?: PierreDiffSurfaceInput): PierreDiffSurface;
export {};
//# sourceMappingURL=diffOptions.d.ts.map