1 files changed, 124 insertions, 0 deletions
diff --git a/Game/Code/Classes/UJoystick.pas b/Game/Code/Classes/UJoystick.pas
new file mode 100644
index 00000000..a2a06307
--- /dev/null
+++ b/Game/Code/Classes/UJoystick.pas
@@ -0,0 +1,124 @@
+unit UJoystick;
+
+interface
+
+uses SDL;
+
+type
+  TJoyButton = record
+    State:      integer;
+    Enabled:    boolean;
+    Type_:      byte;
+    Sym:        cardinal;
+  end;
+
+  TJoyUnit = record
+    Button:   array[0..15] of TJoyButton;
+  end;
+
+  TJoy = class
+    constructor Create;
+    procedure Update;
+  end;
+
+var
+  Joy:        TJoy;
+  JoyUnit:    TJoyUnit;
+  SDL_Joy:    PSDL_Joystick;
+  JoyEvent:   TSDL_Event;
+
+implementation
+
+uses SysUtils;
+
+constructor TJoy.Create;
+var
+  B, N:    integer;
+begin
+  //Old Corvus5 Method
+  {// joystick support
+  SDL_JoystickEventState(SDL_IGNORE);
+  SDL_InitSubSystem(SDL_INIT_JOYSTICK);
+  if SDL_NumJoysticks <> 1 then beep;
+
+  SDL_Joy := SDL_JoystickOpen(0);
+  if SDL_Joy = nil then beep;
+
+  if SDL_JoystickNumButtons(SDL_Joy) <> 16 then beep;
+
+//  SDL_JoystickEventState(SDL_ENABLE);
+  // Events don't work - thay hang the whole application with SDL_JoystickEventState(SDL_ENABLE)
+
+  // clear states
+  for B := 0 to 15 do
+    JoyUnit.Button[B].State := 1;
+
+  // mapping
+  JoyUnit.Button[1].Enabled := true;
+  JoyUnit.Button[1].Type_ := SDL_KEYDOWN;
+  JoyUnit.Button[1].Sym := SDLK_RETURN;
+  JoyUnit.Button[2].Enabled := true;
+  JoyUnit.Button[2].Type_ := SDL_KEYDOWN;
+  JoyUnit.Button[2].Sym := SDLK_ESCAPE;
+
+  JoyUnit.Button[12].Enabled := true;
+  JoyUnit.Button[12].Type_ := SDL_KEYDOWN;
+  JoyUnit.Button[12].Sym := SDLK_LEFT;
+  JoyUnit.Button[13].Enabled := true;
+  JoyUnit.Button[13].Type_ := SDL_KEYDOWN;
+  JoyUnit.Button[13].Sym := SDLK_DOWN;
+  JoyUnit.Button[14].Enabled := true;
+  JoyUnit.Button[14].Type_ := SDL_KEYDOWN;
+  JoyUnit.Button[14].Sym := SDLK_RIGHT;
+  JoyUnit.Button[15].Enabled := true;
+  JoyUnit.Button[15].Type_ := SDL_KEYDOWN;
+  JoyUnit.Button[15].Sym := SDLK_UP;
+  }
+  //New Sarutas method
+  SDL_JoystickEventState(SDL_IGNORE);
+  SDL_InitSubSystem(SDL_INIT_JOYSTICK);
+  if SDL_NumJoysticks < 1 then beep;
+
+  SDL_Joy := SDL_JoystickOpen(0);
+  if SDL_Joy = nil then beep;
+
+  N := SDL_JoystickNumButtons(SDL_Joy);
+  if N < 6 then beep;
+
+  for B := 0 to 5 do begin
+    JoyUnit.Button[B].Enabled := true;
+    JoyUnit.Button[B].State := 1;
+    JoyUnit.Button[B].Type_ := SDL_KEYDOWN;
+  end;
+
+  JoyUnit.Button[0].Sym := SDLK_UP;
+  JoyUnit.Button[1].Sym := SDLK_RIGHT;
+  JoyUnit.Button[2].Sym := SDLK_DOWN;
+  JoyUnit.Button[3].Sym := SDLK_LEFT;
+
+  JoyUnit.Button[4].Sym := SDLK_RETURN;
+  JoyUnit.Button[5].Sym := SDLK_ESCAPE;
+end;
+
+procedure TJoy.Update;
+var
+  B:    integer;
+begin
+  SDL_JoystickUpdate;
+
+  for B := 0 to 15 do begin
+    if (JoyUnit.Button[B].Enabled) and (JoyUnit.Button[B].State <> SDL_JoystickGetButton(SDL_Joy, B)) and (JoyUnit.Button[B].State = 0) then begin
+      JoyEvent.type_ := JoyUnit.Button[B].Type_;
+      JoyEvent.key.keysym.sym := JoyUnit.Button[B].Sym;
+      SDL_PushEvent(@JoyEvent);
+    end;
+  end;
+
+
+  for B := 0 to 15 do begin
+    JoyUnit.Button[B].State := SDL_JoystickGetButton(SDL_Joy, B);
+  end;
+
+end;
+
+end.