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size.ts 1.94 KiB
/**
 * Copyright (c) 2018 mol* contributors, licensed under MIT, See LICENSE file for more info.
 *
 * @author Alexander Rose <alexander.rose@weirdbyte.de>
 */

import { SizeType, LocationSize } from 'mol-geo/geometry/size-data';
import { UniformSizeThemeProvider } from './size/uniform';
import { ParamDefinition as PD } from 'mol-util/param-definition';
import { ThemeDataContext, ThemeRegistry, ThemeProvider } from 'mol-theme/theme';
import { PhysicalSizeThemeProvider } from './size/physical';
import { deepEqual } from 'mol-util';
import { ShapeGroupSizeThemeProvider } from './size/shape-group';

export { SizeTheme }
interface SizeTheme<P extends PD.Params> {
    readonly factory: SizeTheme.Factory<P>
    readonly granularity: SizeType
    readonly size: LocationSize
    readonly props: Readonly<PD.Values<P>>
    readonly description?: string
}
namespace SizeTheme {
    export type Props = { [k: string]: any }
    export type Factory<P extends PD.Params> = (ctx: ThemeDataContext, props: PD.Values<P>) => SizeTheme<P>
    export const EmptyFactory = () => Empty
    export const Empty: SizeTheme<{}> = { factory: EmptyFactory, granularity: 'uniform', size: () => 1, props: {} }

    export function areEqual(themeA: SizeTheme<any>, themeB: SizeTheme<any>) {
        return themeA.factory === themeB.factory && deepEqual(themeA.props, themeB.props)
    }

    export interface Provider<P extends PD.Params> extends ThemeProvider<SizeTheme<P>, P> { }
    export const EmptyProvider: Provider<{}> = { label: '', factory: EmptyFactory, getParams: () => ({}), defaultValues: {}, isApplicable: () => true }

    export type Registry = ThemeRegistry<SizeTheme<any>>
    export function createRegistry() {
        return new ThemeRegistry(BuiltInSizeThemes as { [k: string]: Provider<any> }, EmptyProvider)
    }
}

export const BuiltInSizeThemes = {
    'physical': PhysicalSizeThemeProvider,
    'shape-group': ShapeGroupSizeThemeProvider,
    'uniform': UniformSizeThemeProvider
}