ProTexImageBinder用のエディタースクリプト

ProTexImageBinderInspector.cs

using System;
using UnityEditor;
using UnityEditor.SceneManagement;
using UnityEngine;

namespace ProTex
{
    [CustomEditor(typeof(ProTexImageBinder))]
    public class ProTexImageBinderInspector : UnityEditor.Editor
    {
        //------------------------------------------------------------------------------------------------------------------
        private enum TextureSize
        {
            TextureSize64x64 = 64,
            TextureSize128x128 = 128,
            TextureSize256x256 = 256,
            TextureSize512x512 = 512,
            TextureSize1024x1024 = 1024,
            TextureSize2048x2048 = 2048
        }

        //------------------------------------------------------------------------------------------------------------------
        private float progress;

        //------------------------------------------------------------------------------------------------------------------
        public override void OnInspectorGUI()
        {
            var proTexImageBinder = (ProTexImageBinder)target;

            DrawProTexTextureField(proTexImageBinder);
            DrawTextureSizeSelector(proTexImageBinder);
        }

        //------------------------------------------------------------------------------------------------------------------
        private void DrawProTexTextureField(ProTexImageBinder proTexMaterialBinder)
        {
            if (Event.current.commandName == "ObjectSelectorUpdated")
            {
                var newProTexTexture = EditorGUIUtility.GetObjectPickerObject() as ProTexTexture;
                if (newProTexTexture != null)
                {
                    SetProTexTexture(proTexMaterialBinder, newProTexTexture);
                }
            }
            else
            {
                var oldProTexTexture = proTexMaterialBinder.proTexTexture;
                var newProTexTexture = (ProTexTexture)EditorGUILayout.ObjectField(
                    "ProTexTexture",
                    oldProTexTexture,
                    typeof(ProTexTexture),
                    false);

                if (newProTexTexture != oldProTexTexture)
                {
                    SetProTexTexture(proTexMaterialBinder, newProTexTexture);
                }
            }
        }

        //------------------------------------------------------------------------------------------------------------------
        private void SetProTexTexture(ProTexImageBinder proTexMaterialBinder, ProTexTexture proTexTexture)
        {
            if ((proTexTexture == null) || (proTexTexture.GetVersionNumber() <= ProTexTexture.VersionNumber))
            {
                proTexMaterialBinder.proTexTexture = proTexTexture;
                proTexMaterialBinder.SetEditorPreviewImage();
                EditorSceneManager.MarkSceneDirty(proTexMaterialBinder.gameObject.scene);
            }
            else
            {
                EditorUtility.DisplayDialog(
                    "Invalid texture version",
                    "The selected ProTexTexture version is newer than the current version",
                    "OK");
            }
        }

        //------------------------------------------------------------------------------------------------------------------
        private void DrawTextureSizeSelector(ProTexImageBinder proTexMaterialBinder)
        {
            TextureSize textureSize = GetTextureSize(proTexMaterialBinder);
            TextureSize newTextureSize = (TextureSize)EditorGUILayout.EnumPopup(textureSize);
            if (textureSize != newTextureSize)
            {
                proTexMaterialBinder.runtimeTextureSize = (int)newTextureSize;
            }
        }

        //------------------------------------------------------------------------------------------------------------------
        private TextureSize GetTextureSize(ProTexImageBinder proTexMaterialBinder)
        {
            int textureSize = proTexMaterialBinder.runtimeTextureSize;
            foreach (var size in Enum.GetValues(typeof(TextureSize)))
            {
                if (Convert.ToInt32(size) >= textureSize)
                {
                    return (TextureSize)size;
                }
            }

            return TextureSize.TextureSize256x256;
        }
    }
}