import { MediaFeature, ValidValueToken } from "media-query-parser";
import { MediaFeatures, RangeFeatures, RangeNumberFeatures } from "./helpers.js";
import { CompileOptions } from "./compile.js";
export type LengthUnit = {
    type: "dimension";
    subtype: "length";
    px: number;
};
export type TimeUnit = {
    type: "dimension";
    subtype: "time";
    ms: number;
};
export type FrequencyUnit = {
    type: "dimension";
    subtype: "frequency";
    hz: number;
};
export type ResolutionUnit = {
    type: "dimension";
    subtype: "resolution";
    dppx: number;
};
export type InfiniteUnit = {
    type: "infinite";
};
export type IdentUnit = {
    type: "ident";
    value: string;
};
export type DimensionUnit = LengthUnit | TimeUnit | FrequencyUnit | ResolutionUnit | InfiniteUnit | IdentUnit;
export type NumberUnit = {
    type: "number";
    value: number;
};
export type RatioUnit = {
    type: "ratio";
    numerator: number;
    denominator: number;
};
export type Unit = DimensionUnit | NumberUnit | RatioUnit;
export type UnitConversions = {
    widthPx: number;
    heightPx: number;
    writingMode: "horizontal-tb" | "vertical-rl" | "vertical-lr" | "sideways-rl" | "sideways-lr";
    emPx: number;
    lhPx: number;
    exPx: number;
    chPx: number;
    capPx: number;
    icPx: number;
};
export type CompiledUnitConversions = {
    vw: number;
    vh: number;
    vmin: number;
    vmax: number;
    vi: number;
    vb: number;
    em: number;
    rem: number;
    lh: number;
    rlh: number;
    ex: number;
    ch: number;
    cap: number;
    ic: number;
    cm: number;
    mm: number;
    in: number;
    q: number;
    pc: number;
    pt: number;
};
export declare const convertToUnit: (token: ValidValueToken, unitConversions: CompiledUnitConversions) => Unit;
export declare const compileStaticUnitConversions: (units: Partial<UnitConversions>) => CompiledUnitConversions;
export type DoubleRange = {
    type: "double";
    name: keyof RangeFeatures;
    min: Unit;
    minOp: "<" | "<=" | ">" | ">=";
    maxOp: "<" | "<=" | ">" | ">=";
    max: Unit;
};
export type SingleRange = {
    type: "single";
    name: keyof RangeFeatures;
    op: "<" | "<=" | ">" | ">=";
    value: Unit;
};
export type Equality = {
    type: "equals";
    name: keyof MediaFeatures;
    value: Unit;
};
export type BoolCtx = {
    type: "boolean";
    name: keyof MediaFeatures;
};
export type Invalid = {
    type: "invalid";
    name: string;
};
export declare const simplifyMediaFeature: (mediaFeature: MediaFeature, unitConversions: CompiledUnitConversions) => DoubleRange | SingleRange | Equality | BoolCtx | Invalid;
export declare const getRatio: (unit: Unit) => null | readonly [number, number];
export declare const getValue: (unit: Unit, name: keyof RangeNumberFeatures, options: CompileOptions) => null | number;