import Attribute from './attributes/base';

import Color from './attributes/color';
import Opacity from './attributes/opacity';
import Position from './attributes/position';
import Shape from './attributes/shape';
import Size from './attributes/size';

import { getAttribute, registerAttribute } from './factory';

registerAttribute('Color', Color);
registerAttribute('Opacity', Opacity);
registerAttribute('Position', Position);
registerAttribute('Shape', Shape);
registerAttribute('Size', Size);

export {
  registerAttribute,
  getAttribute,
  Attribute,
  // 以下 export 是为了兼容，理论上是不需要的
  Color,
  Opacity,
  Position,
  Shape,
  Size,
};

export * from './interface';