dat.gui/src/dat/controllers/ControllerFactory.js

/**
 * dat-gui JavaScript Controller Library
 * http://code.google.com/p/dat-gui
 *
 * Copyright 2011 Data Arts Team, Google Creative Lab
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 */

import OptionController from './OptionController';
import NumberControllerBox from './NumberControllerBox';
import NumberControllerSlider from './NumberControllerSlider';
import StringController from './StringController';
import FunctionController from './FunctionController';
import BooleanController from './BooleanController';
import common from '../utils/common';

const ControllerFactory = function(object, property) {
  const initialValue = object[property];

  // Providing options?
  if (common.isArray(arguments[2]) || common.isObject(arguments[2])) {
    return new OptionController(object, property, arguments[2]);
  }

  // Providing a map?
  if (common.isNumber(initialValue)) {
    // Has min and max? (slider)
    if (common.isNumber(arguments[2]) && common.isNumber(arguments[3])) {
      // has step?
      if (common.isNumber(arguments[4])) {
        return new NumberControllerSlider(object, property,
                        arguments[2], arguments[3], arguments[4]);
      }

      return new NumberControllerSlider(object, property, arguments[2], arguments[3]);
    }

    // number box
    if (common.isNumber(arguments[4])) { // has step
      return new NumberControllerBox(object, property,
                        { min: arguments[2], max: arguments[3], step: arguments[4] });
    }
    return new NumberControllerBox(object, property, { min: arguments[2], max: arguments[3] });
  }

  if (common.isString(initialValue)) {
    return new StringController(object, property);
  }

  if (common.isFunction(initialValue)) {
    return new FunctionController(object, property, '');
  }

  if (common.isBoolean(initialValue)) {
    return new BooleanController(object, property);
  }

  return null;
};

export default ControllerFactory;