import * as brush from './brush';
import * as eraser from './eraser';
import * as line from './line';
import * as rainbow_brush from './rainbow_brush';
export declare const tools: {
    brush: typeof brush;
    rainbow_brush: typeof rainbow_brush;
    eraser: typeof eraser;
    line: typeof line;
};
export declare type Tool = 'brush' | 'rainbow_brush' | 'eraser' | 'line';
export declare type ToolSettings = brush.BrushSettings & eraser.EraserSettings & line.LineSettings & rainbow_brush.RainbowBrushSettings;
export declare const ToolDefaults: ToolSettings;