Interface for the building functionality in Project 2.

IBuilder.cs

using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

namespace Helpers
{
    /// <summary>
    /// Interface to handle building.
    /// </summary>
    /// <typeparam name="T">Type of object that's being built.</typeparam>
    public interface IBuilder<T>
    {
        /// <summary>
        /// Gets the <see cref="Texture2D"/> assigned in the AddTexture function.
        /// </summary>
        Texture2D Texture { get; }

        /// <summary>
        /// Assigns the <see cref="Texture2D"/> used in building.
        /// </summary>
        /// <param name="texture">The <see cref="Texture2D"/> used for building.</param>
        /// <returns>The current <see cref="IBuilder{T}"/>.</returns>
        IBuilder<T> AddTexture(Texture2D texture);

        /// <summary>
        /// Adds the types of biomes used when building.
        /// </summary>
        /// <param name="min">The min range of the biome type.</param>
        /// <param name="max">The max range of the biome type.</param>
        /// <param name="type">The type of biome.</param>
        /// <returns>The current <see cref="IBuilder{T}"/>.</returns>
        IBuilder<T> AddBiomeTypeRange(float min, float max, BiomeType type);

        /// <summary>
        /// Adds the <see cref="IList{Tuple{TileType,float,float}}"/> used for building the world. 
        /// </summary>
        /// <param name="typeRanges">The <see cref="TileType"/> and the ranges it appears at.</param>
        /// <returns>The current <see cref="IBuilder{T}"/>.</returns>
        IBuilder<T> AddTileTypeRanges(IList<Tuple<TileType, float, float>> typeRanges);

        /// <summary>
        /// Sets the range of what gets built.
        /// </summary>
        /// <param name="min">Minimum build range.</param>
        /// <param name="max">Maximum build range.</param>
        /// <returns>The current <see cref="IBuilder{T}"/>.</returns>
        IBuilder<T> AddCutOffRange(float min = 0f, float max = 1f);

        /// <summary>
        /// Sets any of the builder related options.
        /// </summary>
        /// <param name="generateStartAndEnd">Determines if the builder should set the start and end tiles.</param>
        /// <returns>The current <see cref="IBuilder{T}"/>.</returns>
        IBuilder<T> SetBuildOptions(bool generateStartAndEnd);

        /// <summary>
        /// Builds the <see cref="T"/> with the provided details.
        /// </summary>
        /// <returns>A populated <see cref="T"/>.</returns>
        T Build();
    }
}