Settings are now saved

Tutorial is only displayed on first start (when no settings file is found)

Assets/Resources/UI/SettingsView.prefab

@@ -1819,7 +1819,7 @@ MonoBehaviour:
     m_Top: 0
     m_Bottom: 0
   m_ChildAlignment: 0
-  m_Spacing: 16
+  m_Spacing: 12
   m_ChildForceExpandWidth: 1
   m_ChildForceExpandHeight: 1
   m_ChildControlWidth: 1
@@ -2977,7 +2977,7 @@ RectTransform:
   m_AnchorMin: {x: 0.5, y: 0}
   m_AnchorMax: {x: 0.5, y: 0}
   m_AnchoredPosition: {x: 0, y: 300}
-  m_SizeDelta: {x: 400, y: 350}
+  m_SizeDelta: {x: 400, y: 420}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!224 &224877065014001232
 RectTransform:

Assets/RothenburgAR/Scripts/AppInitializerBehaviour.cs

@@ -33,11 +33,12 @@ namespace RothenburgAR
             UIManager.Instance.Initialize();
             UIManager.Instance.UICamera = UICamera;
             UIManager.Instance.UIObjectCamera = UIObjectCamera;
-            UIManager.Instance.InitStartView();
+
+            StartCoroutine(UIManager.Instance.InitStartView());
 
             InputManager.Instance.Initialize();
             var initDisplayManagerSingleton = DisplayManager.Instance;
-            var initUpdaterSingleton = UpdaterBehaviour.Instance;
+            var initUpdaterSingleton = UpdateManager.Instance;
         }
 
         void InitializeData()

Assets/RothenburgAR/Scripts/Common/PathHelper.cs

@@ -40,6 +40,11 @@ namespace RothenburgAR.Common
             get { return Directory.Exists(ExhibitionPath); }
         }
 
+        public static string SettingsFilePath
+        {
+            get { return Path.Combine(DataPath, "settings.json"); }
+        }
+
         public static string GetXmlPathFromDirectoryPath(string poiDirectory)
         {
             string directoryName = new DirectoryInfo(poiDirectory).Name;

Assets/RothenburgAR/Scripts/Common/SettingsManager.cs

@@ -0,0 +1,51 @@
+using System.IO;
+using Newtonsoft.Json;
+using RothenburgAR.UI;
+
+namespace RothenburgAR.Common
+{
+    class SettingsManager : Singleton<SettingsManager>
+    {
+        public bool? IsInitialized { get; private set; }
+
+        internal class Settings
+        {
+            public string Language { get; set; }
+            public FontsizeSetting Fontsize { get; set; }
+            public int ColorschemeID { get; set; }
+        }
+
+        private Settings settings;
+
+        public void Start()
+        {
+            if (File.Exists(PathHelper.SettingsFilePath))
+            {
+                //load settings file into settings object if existent
+                var json = File.ReadAllText(PathHelper.SettingsFilePath);
+                settings = JsonConvert.DeserializeObject<Settings>(json);
+
+                LanguageManager.Instance.CurrentLanguageKey = settings.Language;
+                UIColorSchemeManager.Instance.SetUiColorScheme(settings.ColorschemeID);
+                FontsizeManager.Instance.CurrentFontsizeSetting = settings.Fontsize;
+
+                IsInitialized = true;
+            }
+            else
+            {
+                settings = new Settings();
+                IsInitialized = false;
+            }
+        }
+
+        public void PersistSettings()
+        {
+            settings.Language = LanguageManager.Instance.CurrentLanguageKey;
+            settings.ColorschemeID = UIColorSchemeManager.Instance.CurrentColorSchemeID;
+            settings.Fontsize = FontsizeManager.Instance.CurrentFontsizeSetting;
+
+            var json = JsonConvert.SerializeObject(settings);
+            File.WriteAllText(PathHelper.SettingsFilePath, json);
+        }
+    }
+}

Assets/RothenburgAR/Scripts/Common/SettingsManager.cs.meta

@@ -0,0 +1,13 @@
+fileFormatVersion: 2
+guid: d50764101604fa14d92f7523c16bdabc
+timeCreated: 1546388554
+licenseType: Free
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/RothenburgAR/Scripts/UI/ColorSelectViewBehaviour.cs

@@ -2,6 +2,7 @@
 using UnityEngine;
 using UnityEngine.UI;
 using System.Collections.Generic;
+using RothenburgAR.Common;
 
 namespace RothenburgAR.UI
 {
@@ -26,6 +27,8 @@ namespace RothenburgAR.UI
                 selectionCircle.GetComponentInChildren<Button>().onClick.AddListener(() =>
                 {
                     UIColorSchemeManager.Instance.SetUiColorScheme(id);
+                    if (!UIManager.Instance.StartingUp) SettingsManager.Instance.PersistSettings();
+
                     if (UIManager.Instance.StartingUp) SwitchToTutorialView();
                     else SwitchToARView();
                 });
@@ -45,20 +48,5 @@ namespace RothenburgAR.UI
 
             return selectionCircle;
         }
-
-        private void AddSwitchViewEventListener(GameObject selectionCircle)
-        {
-            selectionCircle.GetComponentInChildren<Button>().onClick.AddListener(() =>
-            {
-                if (UIManager.Instance.StartingUp)
-                {
-                    SwitchToTutorialView();
-                }
-                else
-                {
-                    SwitchToARView();
-                }
-            });
-        }
     }
 }

Assets/RothenburgAR/Scripts/UI/FontsizeSelectViewBehaviour.cs

@@ -1,4 +1,5 @@
-using System;
+using RothenburgAR.Common;
+using System;
 using System.IO;
 using System.Linq;
 using TMPro;
@@ -47,6 +48,7 @@ namespace RothenburgAR.UI
         {
             Debug.Log("Switching Font size to '" + Enum.GetName(typeof(FontsizeSetting), setting) + "'");
             FontsizeManager.Instance.CurrentFontsizeSetting = setting;
+            SettingsManager.Instance.PersistSettings();
 
             StateManager sm = TrackerManager.Instance.GetStateManager();
             foreach (var item in sm.GetActiveTrackableBehaviours())

Assets/RothenburgAR/Scripts/UI/LanguageSelectViewBehaviour.cs

@@ -1,4 +1,5 @@
-using System;
+using RothenburgAR.Common;
+using System;
 using System.IO;
 using TMPro;
 using UnityEngine;
@@ -50,6 +51,7 @@ namespace RothenburgAR.UI
         {
             Debug.Log("Switching Language to  '" + languageCode + "'");
             LanguageManager.Instance.CurrentLanguageKey = languageCode;
+            if (!UIManager.Instance.StartingUp) SettingsManager.Instance.PersistSettings();
 
             StateManager sm = TrackerManager.Instance.GetStateManager();
             foreach (var item in sm.GetActiveTrackableBehaviours())
@@ -58,14 +60,8 @@ namespace RothenburgAR.UI
                 teh.OnTrackableStateChanged(TrackableBehaviour.Status.NOT_FOUND, TrackableBehaviour.Status.TRACKED);
             }
 
-            if (UIManager.Instance.StartingUp)
+            if (UIManager.Instance.StartingUp) SwitchToColorSelectView();
-            {
+            else SwitchToARView();
-                SwitchToColorSelectView();
-            }
-            else
-            {
-                SwitchToARView();
-            }
         }
     }
 }

Assets/RothenburgAR/Scripts/UI/TutorialViewBehaviour.cs

@@ -1,4 +1,5 @@
-using UnityEngine;
+using RothenburgAR.Common;
+using UnityEngine;
 
 namespace RothenburgAR.UI
 {
@@ -20,6 +21,7 @@ namespace RothenburgAR.UI
             if (Input.GetMouseButtonDown(0) == true ||
                 (Input.touchCount > 0 && Input.GetTouch(0).phase == TouchPhase.Ended))
             {
+                if (UIManager.Instance.StartingUp) SettingsManager.Instance.PersistSettings();
                 UIManager.Instance.SwitchToView(ViewName.ARView);
             }
         }

Assets/RothenburgAR/Scripts/UI/UIColorSchemeManager.cs

@@ -27,6 +27,8 @@ namespace RothenburgAR.UI
         private Dictionary<UIMaterial, Material> _uiMaterials;
         public List<UIColorScheme> AvailableUIColorSchemes { get; private set; }
 
+        public int CurrentColorSchemeID = 0;
+
         internal void Initialize()
         {
             AvailableUIColorSchemes = new List<UIColorScheme>();
@@ -46,6 +48,7 @@ namespace RothenburgAR.UI
             else
             {
                 scheme = AvailableUIColorSchemes[uiColorSchemeId];
+                CurrentColorSchemeID = uiColorSchemeId;
             }
 
             _uiMaterials[UIMaterial.BaseOpaque].color = scheme.BaseColorOpaque;

Assets/RothenburgAR/Scripts/UI/UIManager.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections;
 using System.Collections.Generic;
 using RothenburgAR.Common;
 using UnityEngine;
@@ -26,7 +27,7 @@ namespace RothenburgAR.UI
 
         public Boolean IsARViewVisible
         {
-            get { return _currentView.ViewName == ViewName.ARView; }
+            get { return _currentView != null && _currentView.ViewName == ViewName.ARView; }
         }
 
         public ARViewBehaviour ARViewBehaviour
@@ -132,10 +133,19 @@ namespace RothenburgAR.UI
                 });
         }
 
-        public void InitStartView()
+        public IEnumerator InitStartView()
         {
-            SwitchToView(ViewName.LanguageSelectView);
+            yield return new WaitUntil(() => SettingsManager.Instance.IsInitialized.HasValue);
-            StartingUp = true;
+            if (SettingsManager.Instance.IsInitialized.Value == true)
+            {
+                StartingUp = false;
+                SwitchToView(ViewName.ARView);
+            }
+            else
+            {
+                StartingUp = true;
+                SwitchToView(ViewName.LanguageSelectView);
+            }
         }
 
         public GameObject SwitchToView(ViewName nextViewName)

Assets/RothenburgAR/Scripts/UI/UpdaterViewBehaviour.cs

@@ -25,10 +25,10 @@ namespace RothenburgAR.UI
 
         private void Update()
         {
-            ProgressBar.value = UpdaterBehaviour.Instance.CurrentProgress;
+            ProgressBar.value = UpdateManager.Instance.CurrentProgress;
-            ProgressBar.maxValue = UpdaterBehaviour.Instance.MaxProgress;
+            ProgressBar.maxValue = UpdateManager.Instance.MaxProgress;
 
-            var state = UpdaterBehaviour.Instance.UpdateState;
+            var state = UpdateManager.Instance.UpdateState;
             if (state == lastUpdateState) return;
             lastUpdateState = state;
 
@@ -62,7 +62,7 @@ namespace RothenburgAR.UI
 
         public void TriggerUpdate()
         {
-            UpdaterBehaviour.Instance.TriggerUpdate();
+            UpdateManager.Instance.TriggerUpdate();
         }
 
         public void ExitView()

Assets/RothenburgAR/Scripts/Updater/UpdateManager.cs

@@ -20,7 +20,7 @@ namespace RothenburgAR.Updater
         Failed
     }
 
-    public class UpdaterBehaviour : Singleton<UpdaterBehaviour>
+    public class UpdateManager : Singleton<UpdateManager>
     {
         public UpdateState UpdateState { get; private set; }
 
@@ -143,29 +143,6 @@ namespace RothenburgAR.Updater
              *             ...
              */
 
-            /*
-            Update-Konsistenz		
-	            - was aktuell noch schlecht ist:
-		            - metadaten werden erfolgreich heruntergeladen, medien nicht -> nach reset ist exhibition ok und die medien werden nicht nochmal geprüft
-		            - parallele downloads evtl schlecht bei brüchiger verbindung
-		            - race condition beim azeigen von "ist fertig"
-	
-	            - Update in einem cache halten, danach prüfen und wegschreiben (per exhibition sollte ok sein)
-		            was passieren kann:
-			            httpRequest bricht ab mit NetworkError:true
-			            httpRequest bricht ab mit HttpError:true
-			            httpRequest gibt leeren body zurück
-			
-	            - In 2 Schritte aufteilen: 
-		            1: Metadaten, die dann parsen und somit prüfen
-		            2: Medien&Tracker, die dann auf 0-byte-länge prüfen
-		            somit kann man die kleinen Daten auf einmal machen und die großen bei bedarf einzeln neu versuchen
-		
-	            - bei Fehler noch 2 weitere male probieren
-	
-	            - progressbar vllt ersetzen durch durchlaufdingens?
-             */
-
             UpdateState = UpdateState.Downloading;
 
             if (VersionAnswer == null)