Engine directory for ticket #1

Engine/source/platformX86UNIX/x86UNIXInputManager.h

@@ -0,0 +1,190 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+#ifndef _X86UNIXINPUTMANAGER_H_
+#define _X86UNIXINPUTMANAGER_H_
+
+#include "core/tVector.h"
+#include "platform/platformInput.h"
+#include "platformX86UNIX/platformX86UNIX.h"
+
+#include <SDL/SDL_events.h>
+
+#define NUM_KEYS ( KEY_OEM_102 + 1 )
+#define KEY_FIRST KEY_ESCAPE
+
+struct AsciiData
+{
+   struct KeyData
+   {
+      U16   ascii;
+      bool  isDeadChar;
+   };
+
+   KeyData upper;
+   KeyData lower;
+   KeyData goofy;
+};
+
+typedef struct _SDL_Joystick;
+
+struct JoystickAxisInfo
+{
+      S32 type;
+      S32 minValue;
+      S32 maxValue;
+};
+
+//------------------------------------------------------------------------------
+class JoystickInputDevice : public InputDevice
+{   
+  public:
+    JoystickInputDevice(U8 deviceID);
+    ~JoystickInputDevice();
+    
+    bool activate();
+    bool deactivate();
+    bool isActive() { return( mActive ); }
+    
+    U8 getDeviceType() { return( JoystickDeviceType ); }
+    U8 getDeviceID() { return( mDeviceID ); }
+    const char* getName();
+    const char* getJoystickAxesString();
+
+    void loadJoystickInfo();
+    void loadAxisInfo();
+    JoystickAxisInfo& getAxisInfo(int axisNum) { return mAxisList[axisNum]; }
+
+    bool process();
+    void reset();
+    
+  private:
+    bool mActive;
+    U8 mDeviceID;
+    SDL_Joystick* mStick;
+    Vector<JoystickAxisInfo> mAxisList;
+    Vector<bool> mButtonState;
+    Vector<U8> mHatState;
+
+    S32 mNumAxes; 
+    S32 mNumButtons;
+    S32 mNumHats;
+    S32 mNumBalls;
+};
+
+//------------------------------------------------------------------------------
+class UInputManager : public InputManager
+{
+   friend bool JoystickInputDevice::process(); // for joystick event funcs
+   friend void JoystickInputDevice::reset(); 
+
+   public:
+      UInputManager();
+
+      void init();
+      bool enable();
+      void disable();
+      void activate();
+      void deactivate();
+      void setWindowLocked(bool locked);
+      bool isActive()               { return( mActive ); }
+
+      void onDeleteNotify( SimObject* object );
+      bool onAdd();
+      void onRemove();
+
+      void process();
+
+      bool enableKeyboard();
+      void disableKeyboard();
+      bool isKeyboardEnabled()      { return( mKeyboardEnabled ); }
+      bool activateKeyboard();
+      void deactivateKeyboard();
+      bool isKeyboardActive()       { return( mKeyboardActive ); }
+
+      bool enableMouse();
+      void disableMouse();
+      bool isMouseEnabled()         { return( mMouseEnabled ); }
+      bool activateMouse();
+      void deactivateMouse();
+      bool isMouseActive()          { return( mMouseActive ); }          
+
+      bool enableJoystick();
+      void disableJoystick();
+      bool isJoystickEnabled()      { return( mJoystickEnabled ); }
+      bool activateJoystick();
+      void deactivateJoystick();
+      bool isJoystickActive()       { return( mJoystickActive ); }          
+
+      void setLocking(bool enabled);
+      bool getLocking() { return mLocking; }
+
+      const char* getJoystickAxesString( U32 deviceID );
+      bool joystickDetected()       { return mJoystickList.size() > 0; }
+   private:
+      typedef SimGroup Parent;
+      // the following vector is just for quick access during event processing.
+      // it does not manage the cleanup of the JoystickInputDevice objects
+      Vector<JoystickInputDevice*> mJoystickList;
+
+      bool mKeyboardEnabled;
+      bool mMouseEnabled;
+      bool mJoystickEnabled;
+
+      bool mKeyboardActive;
+      bool mMouseActive;
+      bool mJoystickActive;
+
+      bool mActive;
+
+      // Device state variables
+      S32 mModifierKeys;
+      bool mKeyboardState[256];
+      bool mMouseButtonState[3];
+
+      // last mousex and y are maintained when window is unlocked
+      S32 mLastMouseX;
+      S32 mLastMouseY;
+
+      void initJoystick();
+
+      void resetKeyboardState();
+      void resetMouseState();
+      void resetInputState();
+
+      void lockInput();
+      void unlockInput();
+      bool mLocking;
+
+      void joyHatEvent(U8 deviceID, U8 hatNum, 
+          U8 prevHatState, U8 currHatState);
+      void joyButtonEvent(U8 deviceID, U8 buttonNum, bool pressed);
+      void joyButtonEvent(const SDL_Event& event);
+      void joyAxisEvent(const SDL_Event& event);
+      void joyAxisEvent(U8 deviceID, U8 axisNum, S16 axisValue);
+      void mouseButtonEvent(const SDL_Event& event);
+      void mouseMotionEvent(const SDL_Event& event);
+      void keyEvent(const SDL_Event& event);
+      bool processKeyEvent(InputEvent &event);
+};
+
+#endif  // _H_X86UNIXINPUTMANAGER_