/**
 * High-level rasterization API
 */
import type { Font } from "../font/font.ts";
import { type GlyphPath } from "../render/path.ts";
import type { Matrix2D, Matrix3x3 } from "../render/outline-transform.ts";
import type { GlyphId } from "../types.ts";
import { type Bitmap, type GlyphRasterizeOptions, type RasterizedGlyph, type RasterizeOptions, type TextRasterizeOptions } from "./types.ts";
/**
 * Rasterize a glyph path to a bitmap
 * @param path Glyph path to rasterize
 * @param options Rasterization options including dimensions, scale, and pixel mode
 * @returns Rendered bitmap of the glyph
 */
export declare function rasterizePath(path: GlyphPath, options: RasterizeOptions): Bitmap;
/**
 * Rasterize a glyph from a font
 * @param font Font containing the glyph
 * @param glyphId ID of the glyph to rasterize
 * @param fontSize Font size in pixels
 * @param options Optional rendering settings (pixel mode, padding, hinting)
 * @returns Rasterized glyph with bitmap and bearing information, or null if glyph is empty
 */
export declare function rasterizeGlyph(font: Font, glyphId: GlyphId, fontSize: number, options?: GlyphRasterizeOptions): RasterizedGlyph | null;
export declare function rasterizeGlyphWithVariation(font: Font, glyphId: GlyphId, fontSize: number, axisCoords: number[], options?: GlyphRasterizeOptions): RasterizedGlyph | null;
/**
 * Rasterize a glyph and apply a bitmap transform (2D or 3D)
 */
export declare function rasterizeGlyphWithTransform(font: Font, glyphId: GlyphId, fontSize: number, matrix: Matrix2D | Matrix3x3, options?: GlyphRasterizeOptions & {
    /** Translation offset in 26.6 units (applied after matrix) */
    offsetX26?: number;
    /** Translation offset in 26.6 units (applied after matrix) */
    offsetY26?: number;
}): RasterizedGlyph | null;
/**
 * Rasterize text string using shaped glyphs
 * @param font Font to use for rendering
 * @param text Text string to rasterize
 * @param fontSize Font size in pixels
 * @param options Optional rendering settings (pixel mode, padding)
 * @returns Bitmap containing rendered text, or null if no glyphs
 */
export declare function rasterizeText(font: Font, text: string, fontSize: number, options?: TextRasterizeOptions): Bitmap | null;
/**
 * Export bitmap to raw RGBA pixels (for WebGL textures, etc.)
 * @param bitmap Source bitmap to convert
 * @returns RGBA pixel array (4 bytes per pixel)
 */
export declare function bitmapToRGBA(bitmap: Bitmap): Uint8Array;
/**
 * Export bitmap to grayscale array
 * @param bitmap Source bitmap to convert
 * @returns Grayscale pixel array (1 byte per pixel)
 */
export declare function bitmapToGray(bitmap: Bitmap): Uint8Array;
export { type BBox, evaluateCubic, evaluateQuadratic, getCubicExtrema, getExactBounds, getQuadraticExtrema, } from "./bbox.ts";
export { blendBitmap, convertBitmap, copyBitmap, emboldenBitmap, resizeBitmap, resizeBitmapBilinear, } from "./bitmap-utils.ts";
export { blurBitmap, boxBlur, createGaussianKernel, gaussianBlur, } from "./blur.ts";
export { type ColorStop, createGradientBitmap, type Gradient, interpolateGradient, type LinearGradient, type RadialGradient, rasterizePathWithGradient, } from "./gradient.ts";
export { renderSdf, type SdfOptions } from "./sdf.ts";
export { type LineCap, type LineJoin, type StrokerOptions, strokePath, } from "./stroker.ts";
export { condensePath, emboldenPath, obliquePath, transformPath, } from "./synth.ts";
export { type Bitmap, clearBitmap, createBitmap, createBottomUpBitmap, FillRule, PixelMode, type RasterizedGlyph, type RasterizeOptions, type Span, } from "./types.ts";