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canvas-grid-lines

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Draws grid lines as HTML canvas element (baseline, squared and more)

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import type { GridType } from './types'; export interface AppliedGaps { hGaps: [number, number] | null; vGaps: [number, number] | null; } export interface GridTypeConfig { /** Exact number of values the `columns` input must carry for this grid type. */ columnsLength: number; /** Human-readable shape used in validation error messages. */ columnsShape: string; /** Whether this grid type draws a horizontal line on the canvas edge (top/bottom). Drives `marginY`. */ hasHorizontalEdgeLine: boolean; /** Maps a validated `columns` array to the per-axis gap patterns. */ mapGaps(values: number[]): AppliedGaps; } /** * Single source of truth for grid-type specific behaviour. Add a new grid type * here and the constructor, validator and renderer pick it up automatically. */ export declare const GRID_TYPE_CONFIG: Record<GridType, GridTypeConfig>;