import { PdfFontMap } from './fonts';
import { PdfBlendMode, PdfDeviceColorSpace, PdfImageData, PdfLineCap, PdfLineJoin, PdfMatrix, PdfPageDisplayList, PdfPrimitive, PdfRect, PdfShading, PdfShadingPattern } from '../types';
export interface PdfType0Function {
    type: 'sampled';
    domain: [number, number];
    range: Array<[number, number]>;
    size: number;
    bitsPerSample: number;
    encode: [number, number];
    decode: Array<[number, number]>;
    outputComponents: number;
    samples: number[];
}
export interface PdfType2Function {
    type: 'exponential';
    domain: [number, number];
    c0: number[];
    c1: number[];
    n: number;
}
export interface PdfType3Function {
    type: 'stitching';
    domain: [number, number];
    functions: PdfColorFunction[];
    bounds: number[];
    encode: Array<[number, number]>;
}
type PdfColorFunction = PdfType0Function | PdfType2Function | PdfType3Function;
export interface PdfSeparationColorSpace {
    type: 'Separation';
    name: string;
    alternate: PdfDeviceColorSpace;
    tintTransform: PdfType2Function;
}
export type PdfGraphicsColorSpace = PdfDeviceColorSpace | PdfSeparationColorSpace | 'Pattern';
type PdfPrimitiveResolver = (value: PdfPrimitive | undefined) => PdfPrimitive | undefined;
export interface PdfGraphicsResources {
    images?: Map<string, PdfImageData>;
    fonts?: PdfFontMap;
    forms?: Map<string, PdfFormResource>;
    colorSpaces?: Map<string, PdfGraphicsColorSpace>;
    graphicsStates?: Map<string, PdfGraphicsState>;
    shadings?: Map<string, PdfShading>;
    patterns?: Map<string, PdfShadingPattern>;
}
export interface PdfGraphicsState {
    lineWidth?: number;
    lineCap?: PdfLineCap;
    lineJoin?: PdfLineJoin;
    miterLimit?: number;
    dash?: {
        pattern: number[];
        phase: number;
    };
    strokeAlpha?: number;
    fillAlpha?: number;
    blendMode?: PdfBlendMode;
}
export interface PdfFormResource {
    matrix: PdfMatrix;
    bbox?: PdfRect;
    streams: Uint8Array[];
    resources: PdfGraphicsResources;
}
export interface PdfContentResourceNames {
    fonts: Set<string>;
    xObjects: Set<string>;
    shadings: Set<string>;
    patterns: Set<string>;
}
export declare const buildPageDisplayList: (streams: Uint8Array[], pageIndex: number, width: number, height: number, resources?: PdfGraphicsResources) => PdfPageDisplayList;
export declare const readOptionalGraphicsColorSpace: (value: PdfPrimitive | undefined, resolve?: PdfPrimitiveResolver) => PdfGraphicsColorSpace | undefined;
export declare const readOptionalShadingPattern: (name: string, value: PdfPrimitive | undefined, resolve?: PdfPrimitiveResolver, colorSpaceResources?: Map<string, PdfGraphicsColorSpace>) => PdfShadingPattern | undefined;
export declare const readOptionalShading: (value: PdfPrimitive | undefined, resolve?: PdfPrimitiveResolver, colorSpaceResources?: Map<string, PdfGraphicsColorSpace>) => PdfShading | undefined;
export declare const collectXObjectNames: (streams: Uint8Array[]) => Set<string>;
export declare const collectResourceNames: (streams: Uint8Array[]) => PdfContentResourceNames;
export {};
//# sourceMappingURL=graphics.d.ts.map