Add graphics option to toggle mouse cursor

Adds an option to show or hide the system mouse cursor over the game window.

desktop_version/src/Game.cpp

@@ -4448,6 +4448,11 @@ void Game::loadstats( mapclass& map, Graphics& dwgfx )
             dwgfx.translucentroomname = atoi(pText);
         }
 
+        if (pKey == "showmousecursor")
+        {
+            dwgfx.showmousecursor = atoi(pText);
+        }
+
 		if (pKey == "flipButton")
 		{
 			SDL_GameControllerButton newButton;
@@ -4496,6 +4501,14 @@ void Game::loadstats( mapclass& map, Graphics& dwgfx )
     }
     dwgfx.screenbuffer->ResizeScreen(width, height);
 
+    if (dwgfx.showmousecursor == true)
+    {
+        SDL_ShowCursor(SDL_ENABLE);
+    }
+    else {
+        SDL_ShowCursor(SDL_DISABLE);
+    }
+
     if (controllerButton_flip.size() < 1)
     {
         controllerButton_flip.push_back(SDL_CONTROLLER_BUTTON_A);
@@ -4665,6 +4678,10 @@ void Game::savestats( mapclass& _map, Graphics& _dwgfx )
     msg->LinkEndChild(new TiXmlText(tu.String((int) _dwgfx.translucentroomname).c_str()));
     dataNode->LinkEndChild(msg);
 
+    msg = new TiXmlElement("showmousecursor");
+    msg->LinkEndChild(new TiXmlText(tu.String((int)_dwgfx.showmousecursor).c_str()));
+    dataNode->LinkEndChild(msg);
+
     for (size_t i = 0; i < controllerButton_flip.size(); i += 1)
     {
         msg = new TiXmlElement("flipButton");
@@ -6888,9 +6905,11 @@ void Game::createmenu( std::string t )
         menuoptionsactive[2] = true;
         menuoptions[3] = "toggle analogue";
         menuoptionsactive[3] = true;
-        menuoptions[4] = "return";
+        menuoptions[4] = "toggle mouse";
         menuoptionsactive[4] = true;
-        nummenuoptions = 5;
+        menuoptions[5] = "return";
+        menuoptionsactive[5] = true;
+        nummenuoptions = 6;
         menuxoff = -50;
         menuyoff = 8;
         /* Old stuff, not used anymore

desktop_version/src/Graphics.cpp

@@ -124,6 +124,7 @@ Graphics::Graphics()
     warprect = SDL_Rect();
 
     translucentroomname = false;
+    showmousecursor = true;
 }
 
 Graphics::~Graphics()

desktop_version/src/Graphics.h

@@ -278,6 +278,8 @@ public:
 	int warpskip, warpfcol, warpbcol;
 
 	bool translucentroomname;
+
+	bool showmousecursor;
 };
 
 #endif /* GRAPHICS_H */

desktop_version/src/Input.cpp

@@ -460,6 +460,17 @@ SDL_assert(0 && "Remove open level dir");
                       game.savestats(map, dwgfx);
                       game.createmenu("graphicoptions");
                       game.currentmenuoption = 3;
+                  }else if (game.currentmenuoption == 4) {
+                      //toggle mouse cursor
+                      music.playef(11, 10);
+                      if (dwgfx.showmousecursor == true) {
+                          SDL_ShowCursor(SDL_DISABLE);
+                          dwgfx.showmousecursor = false;
+                      }
+                      else {
+                          SDL_ShowCursor(SDL_ENABLE);
+                          dwgfx.showmousecursor = true;
+                      }
                   }
                   else
                   {

desktop_version/src/titlerender.cpp

@@ -230,6 +230,18 @@ void titlerender(Graphics& dwgfx, mapclass& map, Game& game, entityclass& obj, U
                     dwgfx.Print( -1, 75, "television set. Do not attempt to", tr, tg, tb, true);
                     dwgfx.Print( -1, 85, "adjust the picture.", tr, tg, tb, true);
                 }
+          else if (game.currentmenuoption == 4)
+          {
+              dwgfx.bigprint(-1, 30, "Toggle Mouse Cursor", tr, tg, tb, true);
+              dwgfx.Print(-1, 65, "Show/hide the system mouse cursor.", tr, tg, tb, true);
+
+              if (dwgfx.showmousecursor) {
+                  dwgfx.Print(-1, 85, "Current mode: SHOW", tr, tg, tb, true);
+              }
+              else {
+                  dwgfx.Print(-1, 85, "Current mode: HIDE", tr, tg, tb, true);
+              }
+          }
         }
         else if (game.currentmenuname == "credits")
         {