added an option to keep the screen on when the app is open

Android/AndroidPlatform.cs

@@ -2,6 +2,7 @@ using System.Collections;
 using System.Collections.Generic;
 using Android.App;
 using Android.Gms.Ads;
+using Android.Views;
 using Android.Widget;
 using GameAnalyticsSDK;
 using GameAnalyticsSDK.Utilities;
@@ -38,5 +39,13 @@ namespace Android {
             GameAnalytics.NewResourceEvent(sink ? GAResourceFlowType.Sink : GAResourceFlowType.Source, currency, amount, itemType, itemId);
         }
 
+        public override void SetKeepScreenOn(bool keep) {
+            if (keep) {
+                this.activity.Window.AddFlags(WindowManagerFlags.KeepScreenOn);
+            } else {
+                this.activity.Window.ClearFlags(WindowManagerFlags.KeepScreenOn);
+            }
+        }
+
     }
 }

TouchyTickets/Content/Localization/Localization.json

@@ -16,6 +16,7 @@
     "AGameByEllpeck": "A game by Ellpeck",
     "WhileYouWereAway": "While you were away, you sold <i ticket> at half the regular speed. You were away for <c Yellow>{0} minutes</c> and sold <c Yellow>{1} <i ticket></c> during that time. Nice!",
     "WhileYouWereAwayMessage": "Display Offline Summary",
+    "KeepScreenOn": "Keep Screen On",
     "----- Tutorial -----": "",
     "Tutorial1": "Hi! Welcome to Touchy Tickets. To start the game, simply tap the ticket booth to sell a <i ticket>. Start by racking up 50<i ticket>!",
     "Tutorial2": "Great! Now, you can buy your first attraction. Access the menu on the right by swiping and purchase a carousel.",

TouchyTickets/Options.cs

@@ -22,6 +22,15 @@ namespace TouchyTickets {
         private float soundVolume = 1;
         [DataMember]
         public bool WhileYouWereAwayMessage = true;
+        [DataMember]
+        public bool KeepScreenOn {
+            get => this.keepScreenOn;
+            set {
+                this.keepScreenOn = value;
+                GameImpl.Instance.Platform.SetKeepScreenOn(value);
+            }
+        }
+        private bool keepScreenOn;
 
         public static void Save() {
             var file = GetOptionsFile(true);

TouchyTickets/Platform.cs

@@ -9,5 +9,7 @@ namespace TouchyTickets {
 
         public abstract void AddResourceEvent(bool sink, string currency, float amount, string itemType, string itemId);
 
+        public abstract void SetKeepScreenOn(bool keep);
+
     }
 }

TouchyTickets/Ui.cs

@@ -391,6 +391,13 @@ namespace TouchyTickets {
                     Options.Save();
                 }
             });
+            optionList.AddChild(new Checkbox(Anchor.AutoLeft, new Vector2(1, 20), Localization.Get("KeepScreenOn"), Options.Instance.KeepScreenOn) {
+                PositionOffset = new Vector2(0, 1),
+                OnCheckStateChange = (b, value) => {
+                    Options.Instance.KeepScreenOn = value;
+                    Options.Save();
+                }
+            });
             this.uiSystem.Add("Options", optionsUi);
 
             this.swipeRelations = new Element[] {optionsUi, upgradeUi, main, buyUi, modifierUi};