import { Observable } from 'rxjs';
import { Graphics2dService } from '../../2d/graphics2d.service';
import { GameStateService } from '../../game-state/game-state.service';
export declare class CommandsGraphics2dPixel {
    private graphics2d;
    private gameState;
    constructor(graphics2d: Graphics2dService, gameState: GameStateService);
    colorBlue(): Observable<number>;
    colorGreen(): Observable<number>;
    colorRed(): Observable<number>;
    plot(x: number, y: number): Observable<void>;
}