import { Color } from 'style/color/index.js';
import type { Projector } from 'ui/camera/projector/index.js';
import type { StyleDefinition } from 'style/style.spec.js';
import type { WallpaperWorkflow as WallpaperWorkflowSpec } from './workflow.spec.js';
import type { WebGPUContext } from '../context/index.js';
/** Wallpaper color guide */
export interface WallpaperScheme {
    background: Color;
    fade1: Color;
    fade2: Color;
    halo: Color;
}
/** Wallpaper Workflow renders a user styled wallpaper to the GPU */
export default class WallpaperWorkflow implements WallpaperWorkflowSpec {
    #private;
    context: WebGPUContext;
    scheme: WallpaperScheme;
    tileSize: number;
    scale: Float32Array<ArrayBuffer>;
    pipeline: GPURenderPipeline;
    /** @param context - The WebGPU context */
    constructor(context: WebGPUContext);
    /** Setup the wallpaper workflow */
    setup(): Promise<void>;
    /** Cleanup the wallpaper workflow */
    destroy(): void;
    /**
     * Update the wallpaper style
     * @param style - input user defined style
     */
    updateStyle(style: StyleDefinition): void;
    /**
     * Draw the wallpaper to the GPU
     * @param projector - Projector
     */
    draw(projector: Projector): void;
}