iOS portrait mode support

ios/Info.plist.xml

@@ -50,6 +50,7 @@
         <array>
             <string>UIInterfaceOrientationLandscapeLeft</string>
             <string>UIInterfaceOrientationLandscapeRight</string>
+            <string>UIInterfaceOrientationPortrait</string>
         </array>
 
         <key>CFBundleDocumentTypes</key>

ios/src/io/anuke/mindustry/IOSLauncher.java

@@ -32,6 +32,8 @@ import static io.anuke.mindustry.Vars.*;
 import static org.robovm.apple.foundation.NSPathUtilities.getDocumentsDirectory;
 
 public class IOSLauncher extends IOSApplication.Delegate {
+    private boolean forced;
+
     @Override
     protected IOSApplication createApplication() {
         Net.setClientProvider(new KryoClient());
@@ -88,12 +90,27 @@ public class IOSLauncher extends IOSApplication.Delegate {
                 UIApplication.getSharedApplication().getKeyWindow().getRootViewController()
                 .presentViewController(p, true, () -> io.anuke.ucore.util.Log.info("Success! Presented {0}", to));
             }
+
+            @Override
+            public void beginForceLandscape(){
+                forced = true;
+            }
+
+            @Override
+            public void endForceLandscape(){
+                forced = false;
+            }
         };
 
         IOSApplicationConfiguration config = new IOSApplicationConfiguration();
         return new IOSApplication(new Mindustry(), config);
     }
 
+    @Override
+    public UIInterfaceOrientationMask getSupportedInterfaceOrientations(UIApplication application, UIWindow window){
+        return forced ? UIInterfaceOrientationMask.Landscape : UIInterfaceOrientationMask.All;
+    }
+
     @Override
     public boolean openURL(UIApplication app, NSURL url, UIApplicationOpenURLOptions options) {
         System.out.println("Opened URL: " + url.getPath());