ModularScatter.cs

/**
 * Kopernicus Planetary System Modifier
 * ------------------------------------------------------------- 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301  USA
 * 
 * This library is intended to be used as a plugin for Kerbal Space Program
 * which is copyright 2011-2017 Squad. Your usage of Kerbal Space Program
 * itself is governed by the terms of its EULA, not the license above.
 * 
 * https://kerbalspaceprogram.com
 */

using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using UnityEngine;

namespace Kopernicus
{
    namespace Components
    {
        /// <summary>
        /// Component to add other Components to Scatter objects easily
        /// </summary>
        public class ModularScatter : MonoBehaviour, IComponentSystem<ModularScatter>
        {
            /// <summary>
            /// Components that can be added to the Ring
            /// </summary>
            public List<IComponent<ModularScatter>> Components { get; set; }

            /// <summary>
            /// The mod we are attached to
            /// </summary>
            public PQSLandControl landControl;

            /// <summary>
            /// The scatter instance we are attached to
            /// </summary>
            public PQSLandControl.LandClassScatter scatter;
            
            /// <summary>
            /// Create a new ScatterExtension
            /// </summary>
            public ModularScatter()
            {
                Components = new List<IComponent<ModularScatter>>();
            }

            /// <summary>
            /// Create colliders for the scatter
            /// </summary>
            void Start()
            {
                // Register us as the parental object for the scatter
                landControl = transform.parent.GetComponent<PQSLandControl>();
                transform.parent = landControl.sphere.transform;
                transform.localPosition = Vector3.zero;
                transform.localRotation = Quaternion.identity;
                transform.localScale = Vector3.one;
                typeof(PQSLandControl.LandClassScatter).GetFields(BindingFlags.Instance | BindingFlags.NonPublic)
                    .FirstOrDefault(f => f.FieldType == typeof(GameObject))?.SetValue(scatter, gameObject);

                // Call the modules
                Components.ForEach(c => c.Apply(this));
                Components.ForEach(c => c.PostApply(this));
            }

            void Update()
            {
                Components.ForEach(c => c.Update(this));
            }
        }
    }
}