/**
 * Type definitions for react-escpos converter
 */
import type { RendererAdapter, ComponentMapping } from './adapters';
import type { CommandAdapter } from './command-adapters';
export interface ConversionOptions {
    paperWidth?: number;
    encoding?: string;
    debug?: boolean;
    imageMode?: 'column' | 'raster';
    cut?: boolean | 'full' | 'partial';
    feedBeforeCut?: number;
    adapter?: RendererAdapter | ComponentMapping;
    commandAdapter?: CommandAdapter | 'escpos' | 'escbematech';
}
export interface ESCPOSCommand {
    type: 'raw' | 'text' | 'feed' | 'cut' | 'image' | 'qr';
    data?: any;
    buffer?: Buffer;
}
export interface ElementNode {
    type: string;
    props: any;
    children: ElementNode[];
    style?: any;
}
/**
 * Text styling properties that map to ESC/POS commands
 *
 * @see docs/STYLING.md for complete reference
 */
export interface TextStyle {
    /**
     * Font size in pixels (maps to 4 discrete ESC/POS sizes)
     *
     * Size mapping (ESC ! command):
     * - 8-12px → 1x1 (normal)
     * - 13-18px → 1x2 (normal width, double height)
     * - 19-24px → 2x1 (double width, normal height)
     * - 25+px → 2x2 (double width, double height - MAX)
     *
     * @example fontSize: 16 // → 1x2 size
     */
    fontSize?: number;
    /**
     * Font weight for bold emphasis
     *
     * Recognized as bold:
     * - 'bold'
     * - 700 or higher
     *
     * @example fontWeight: 'bold'
     * @example fontWeight: 700
     */
    fontWeight?: string | number;
    /**
     * Font family (only used for bold detection)
     *
     * Note: Thermal printers cannot change fonts.
     * Only 'Helvetica-Bold' is recognized for bold detection.
     *
     * @example fontFamily: 'Helvetica-Bold' // Treated as bold
     */
    fontFamily?: string;
    /**
     * Text alignment (ESC a n command)
     *
     * Maps to:
     * - 'left' → ESC a 0
     * - 'center' → ESC a 1
     * - 'right' → ESC a 2
     *
     * Note: Sets global printer alignment for the line.
     *
     * @example textAlign: 'center'
     */
    textAlign?: 'left' | 'center' | 'right';
}
/**
 * View/Layout styling properties for container elements
 *
 * Note: Many CSS properties are unsupported due to thermal printer constraints.
 * Only top/bottom spacing works (no left/right margins possible).
 *
 * @see docs/STYLING.md for complete reference
 */
export interface ViewStyle {
    /**
     * Display type (extracted but NOT used)
     *
     * ⚠️ WARNING: This property has no effect on rendering.
     *
     * @deprecated Property is extracted but not implemented
     */
    display?: string;
    /**
     * Flex direction for layout mode
     *
     * - 'column' (default): Stacks children vertically
     * - 'row': Side-by-side columns
     *
     * @example flexDirection: 'row' // Table layout
     */
    flexDirection?: 'row' | 'column';
    /**
     * Main axis justification (row layouts only)
     *
     * Supported values:
     * - 'space-between': Two-column layout with maximized gap (requires 2 children, no explicit widths)
     * - 'center': Centers entire row on paper (no explicit widths)
     *
     * Unsupported values:
     * - 'flex-start': Default behavior (no special handling)
     * - 'flex-end': NOT IMPLEMENTED
     * - 'space-around': NOT IMPLEMENTED
     * - 'space-evenly': NOT IMPLEMENTED
     *
     * @example justifyContent: 'space-between' // Payment summary layout
     * @example justifyContent: 'center' // Centered button row
     */
    justifyContent?: string;
    /**
     * Cross axis alignment (limited support)
     *
     * ⚠️ WARNING: Only used as text alignment fallback, NOT for vertical positioning.
     *
     * Behavior:
     * - 'center' → Sets text alignment to center (if textAlign not specified)
     * - 'flex-end' → Sets text alignment to right (if textAlign not specified)
     *
     * Does NOT control:
     * - Vertical centering (no concept in thermal printing)
     * - Row-level horizontal alignment (use justifyContent instead)
     *
     * @example alignItems: 'center' // Fallback text centering only
     */
    alignItems?: string;
    /**
     * Padding (shorthand for top/bottom only)
     *
     * Conversion: ~20 pixels = 1 line feed
     *
     * ⚠️ WARNING: Only affects top and bottom padding.
     * Left/right padding is NOT supported on thermal printers.
     *
     * @example padding: 20 // ~1 line feed top and bottom
     */
    padding?: number;
    /**
     * Top padding (converted to line feeds)
     *
     * Conversion: ~20 pixels = 1 line feed
     *
     * @example paddingTop: 40 // ~2 line feeds before content
     */
    paddingTop?: number;
    /**
     * Bottom padding (converted to line feeds)
     *
     * Conversion: ~20 pixels = 1 line feed
     *
     * @example paddingBottom: 20 // ~1 line feed after content
     */
    paddingBottom?: number;
    /**
     * Left padding (NOT SUPPORTED)
     *
     * ⚠️ WARNING: Extracted but completely ignored.
     * Thermal printers cannot apply horizontal margins.
     *
     * @deprecated Property is extracted but not implemented
     */
    paddingLeft?: number;
    /**
     * Right padding (NOT SUPPORTED)
     *
     * ⚠️ WARNING: Extracted but completely ignored.
     * Thermal printers cannot apply horizontal margins.
     *
     * @deprecated Property is extracted but not implemented
     */
    paddingRight?: number;
    /**
     * Margin (shorthand for top/bottom only)
     *
     * Conversion: ~20 pixels = 1 line feed
     *
     * ⚠️ WARNING: Only affects top and bottom margin.
     * Left/right margin is NOT supported on thermal printers.
     *
     * @example margin: 20 // ~1 line feed top and bottom
     */
    margin?: number;
    /**
     * Top margin (converted to line feeds)
     *
     * Conversion: ~20 pixels = 1 line feed
     *
     * @example marginTop: 40 // ~2 line feeds before content
     */
    marginTop?: number;
    /**
     * Bottom margin (converted to line feeds)
     *
     * Conversion: ~20 pixels = 1 line feed
     *
     * @example marginBottom: 20 // ~1 line feed after content
     */
    marginBottom?: number;
    /**
     * Left margin (NOT SUPPORTED)
     *
     * ⚠️ WARNING: Extracted but completely ignored.
     * Thermal printers cannot apply horizontal margins.
     *
     * @deprecated Property is extracted but not implemented
     */
    marginLeft?: number;
    /**
     * Right margin (NOT SUPPORTED)
     *
     * ⚠️ WARNING: Extracted but completely ignored.
     * Thermal printers cannot apply horizontal margins.
     *
     * @deprecated Property is extracted but not implemented
     */
    marginRight?: number;
    /**
     * Bottom border (generates divider line)
     *
     * Styles:
     * - Contains "dashed": Renders with '-' characters
     * - Any other value: Renders with '─' characters (solid line)
     *
     * Note: Always renders full-width across entire paper.
     * Border width/color are ignored (monochrome thermal printers).
     *
     * @example borderBottom: '1px solid black' // Solid divider
     * @example borderBottom: '1px dashed gray' // Dashed divider
     */
    borderBottom?: string;
    /**
     * Top border (generates divider line)
     *
     * Styles:
     * - Contains "dashed": Renders with '-' characters
     * - Any other value: Renders with '─' characters (solid line)
     *
     * Note: Always renders full-width across entire paper.
     * Border width/color are ignored (monochrome thermal printers).
     *
     * @example borderTop: '1px solid black' // Solid divider
     * @example borderTop: '2px dashed black' // Dashed divider
     */
    borderTop?: string;
    /**
     * Column width (row layouts only)
     *
     * Formats:
     * - Percentage string: '50%' → 50% of paper width
     * - Number: Absolute character count
     * - undefined: Auto-calculated (equal distribution)
     *
     * Note: Only used when flexDirection: 'row'
     *
     * @example width: '30%' // 30% of paper width
     * @example width: 20 // Fixed 20 characters
     */
    width?: string | number;
}
export interface ConversionContext {
    paperWidth: number;
    currentAlign: 'left' | 'center' | 'right';
    currentSize: {
        width: number;
        height: number;
    };
    currentBold: boolean;
    encoding: string;
    debug: boolean;
    buffer: Buffer[];
}
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