Android: Fix changing orientation with t.window.fullscreen = true

Fixes love2d/love-android#196

src/modules/window/sdl/Window.cpp

@@ -440,8 +440,16 @@ bool Window::setWindow(int width, int height, WindowSettings *settings)
 
 	Uint32 sdlflags = SDL_WINDOW_OPENGL;
 
-	// On Android we always must have fullscreen type FULLSCREEN_TYPE_DESKTOP
+	// On Android, disable fullscreen first on window creation so it's
+	// possible to change the orientation by specifying portait width and
+	// height, otherwise SDL will pick the current orientation dimensions when
+	// fullscreen flag is set. Don't worry, we'll set it back later when user
+	// also requested fullscreen after the window is created.
+	// See https://github.com/love2d/love-android/issues/196
 #ifdef LOVE_ANDROID
+	bool fullscreen = f.fullscreen;
+
+	f.fullscreen = false;
 	f.fstype = FULLSCREEN_DESKTOP;
 #endif
 
@@ -527,8 +535,11 @@ bool Window::setWindow(int width, int height, WindowSettings *settings)
 		graphics->setMode((int) scaledw, (int) scaledh, pixelWidth, pixelHeight, f.stencil);
 	}
 
+	// Set fullscreen when user requested it before.
+	// See above for explanation.
 #ifdef LOVE_ANDROID
-	love::android::setImmersive(f.fullscreen);
+	setFullscreen(fullscreen);
+	love::android::setImmersive(fullscreen);
 #endif
 
 	return true;