/**
 * @module "ui/styling/style-properties"
 */ /** */

import { Color } from "../../color";
import { Style, CssProperty, CssAnimationProperty, ShorthandProperty, InheritedCssProperty } from "../core/properties";
import { Font, FontStyle, FontWeight } from "./font";
import { Background } from "./background";
import { dip, px, percent } from "../core/view";

export type LengthDipUnit = { readonly unit: "dip", readonly value: dip };
export type LengthPxUnit = { readonly unit: "px", readonly value: px };
export type LengthPercentUnit = { readonly unit: "%", readonly value: percent };

export type Length = "auto" | dip | LengthDipUnit | LengthPxUnit;
export type PercentLength = "auto" | dip | LengthDipUnit | LengthPxUnit | LengthPercentUnit;

export namespace Length {
    export function parse(text: string): Length;
    export function equals(a: Length, b: Length): boolean;
    /**
     * Converts Length unit to device pixels.
     * @param length The Length to convert.
     * @param auto Value to use for conversion of "auto". By default is Math.NaN.
     */
    export function toDevicePixels(length: Length, auto?: number): number;
    export function convertToString(length: Length): string;
}

export namespace PercentLength {
    export function parse(text: string): PercentLength;
    export function equals(a: PercentLength, b: PercentLength): boolean;
    /**
     * Converts PercentLength unit to device pixels.
     * @param length The PercentLength to convert.
     * @param auto Value to use for conversion of "auto". By default is Math.NaN.
     * @param parentAvailableWidth Value to use as base when converting percent unit. By default is Math.NaN.
     */
    export function toDevicePixels(length: PercentLength, auto?: number, parentAvailableWidth?: px): number;
    export function convertToString(length: PercentLength): string;
}

export const zeroLength: Length;

export const rotateProperty: CssAnimationProperty<Style, number>;
export const scaleXProperty: CssAnimationProperty<Style, number>;
export const scaleYProperty: CssAnimationProperty<Style, number>;
export const translateXProperty: CssAnimationProperty<Style, dip>;
export const translateYProperty: CssAnimationProperty<Style, dip>;

export const clipPathProperty: CssProperty<Style, string>;
export const colorProperty: InheritedCssProperty<Style, Color>;

export const backgroundColorProperty: CssAnimationProperty<Style, Color>;
export const backgroundImageProperty: CssProperty<Style, string>;
export const backgroundRepeatProperty: CssProperty<Style, BackgroundRepeat>;
export const backgroundSizeProperty: CssProperty<Style, string>;
export const backgroundPositionProperty: CssProperty<Style, string>;

export const borderColorProperty: ShorthandProperty<Style, string | Color>;
export const borderTopColorProperty: CssProperty<Style, Color>;
export const borderRightColorProperty: CssProperty<Style, Color>;
export const borderBottomColorProperty: CssProperty<Style, Color>;
export const borderLeftColorProperty: CssProperty<Style, Color>;

export const borderWidthProperty: ShorthandProperty<Style, string | Length>;
export const borderTopWidthProperty: CssProperty<Style, Length>;
export const borderRightWidthProperty: CssProperty<Style, Length>;
export const borderBottomWidthProperty: CssProperty<Style, Length>;
export const borderLeftWidthProperty: CssProperty<Style, Length>;

export const borderRadiusProperty: ShorthandProperty<Style, string | Length>;
export const borderTopLeftRadiusProperty: CssProperty<Style, Length>;
export const borderTopRightRadiusProperty: CssProperty<Style, Length>;
export const borderBottomRightRadiusProperty: CssProperty<Style, Length>;
export const borderBottomLeftRadiusProperty: CssProperty<Style, Length>;

export const zIndexProperty: CssProperty<Style, number>;
export const visibilityProperty: CssProperty<Style, Visibility>;
export const opacityProperty: CssAnimationProperty<Style, number>;

export const minWidthProperty: CssProperty<Style, dip | LengthDipUnit | LengthPxUnit>;
export const minHeightProperty: CssProperty<Style, dip | LengthDipUnit | LengthPxUnit>;
export const widthProperty: CssProperty<Style, PercentLength>;
export const heightProperty: CssProperty<Style, PercentLength>;
export const marginProperty: ShorthandProperty<Style, string | PercentLength>;
export const marginLeftProperty: CssProperty<Style, PercentLength>;
export const marginRightProperty: CssProperty<Style, PercentLength>;
export const marginTopProperty: CssProperty<Style, PercentLength>;
export const marginBottomProperty: CssProperty<Style, PercentLength>;

export const paddingProperty: ShorthandProperty<Style, string | Length>;
export const paddingLeftProperty: CssProperty<Style, Length>;
export const paddingRightProperty: CssProperty<Style, Length>;
export const paddingTopProperty: CssProperty<Style, Length>;
export const paddingBottomProperty: CssProperty<Style, Length>;

export const horizontalAlignmentProperty: CssProperty<Style, HorizontalAlignment>;
export const verticalAlignmentProperty: CssProperty<Style, VerticalAlignment>;

export const fontSizeProperty: InheritedCssProperty<Style, number>;
export const fontFamilyProperty: InheritedCssProperty<Style, string>;
export const fontStyleProperty: InheritedCssProperty<Style, FontStyle>;
export const fontWeightProperty: InheritedCssProperty<Style, FontWeight>;

export const backgroundInternalProperty: CssProperty<Style, Background>;
export const fontInternalProperty: InheritedCssProperty<Style, Font>;

export type BackgroundRepeat = "repeat" | "repeat-x" | "repeat-y" | "no-repeat";
export type Visibility = "visible" | "hidden" | "collapse";
export type HorizontalAlignment = "left" | "center" | "right" | "stretch";
export type VerticalAlignment = "top" | "middle" | "bottom" | "stretch";