/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.

Additional permissions under GNU GPL version 3 section 7

If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/
// plInputDevice.h

#ifndef PL_INPUT_DEVICE_H
#define PL_INPUT_DEVICE_H

#include "HeadSpin.h"
#include "hsWindows.h"
//#include "../pnInputCore/plControlDefinition.h"
#include "../pnInputCore/plOSMsg.h"
#include "hsBitVector.h"
#include "hsTemplates.h"
class plMessage;
enum plKeyDef;
struct plMouseInfo;
class plPipeline;

class plInputDevice 
{
public:
	enum Flags
	{
		kDisabled	 = 0x1
	};
protected:
	UInt32 fFlags;
public:
	
	plInputDevice() {;}
	virtual ~plInputDevice() {;}

	virtual const char* GetInputName() = 0;

	UInt32 GetFlags() { return fFlags; }
	void SetFlags(UInt32 f) { fFlags = f; }
	virtual void HandleKeyEvent(plOSMsg message, plKeyDef key, bool bKeyDown, hsBool bKeyRepeat) {;}
	virtual void HandleMouseEvent(plOSMsg message, plMouseState state)	{;}
	virtual void HandleWindowActivate(bool bActive, HWND hWnd) {;}
	virtual hsBool MsgReceive(plMessage* msg) {return false;}
	virtual void Shutdown() {;}


};

class plKeyEventMsg;

class plKeyboardDevice : public plInputDevice
{
	hsBool	fAltKeyDown;
	hsBool	fShiftKeyDown;
	hsBool	fCtrlKeyDown;
	hsBool	fCapsLockKeyDown;
	int		fControlMode;
	hsBool	fCapsLockLock;

	static bool		fKeyboardState[256]; // virtual key code is the index, bool is whether it is down or not
	static hsBool	fIgnoreCapsLock; // set if we want it to ignore this key when translating characters (i.e. for chatting)
	static hsBool	fKeyIsDeadKey; // the key we just got was a dead key, store the value if you're a text input object

	static plKeyboardDevice* fInstance;
	void InitKeyboardMaps();
	void InitKeyboardState();

	void ReleaseAllKeys();

public:
	enum
	{
		CONSOLE_MODE = 0,
		CONSOLE_FULL,
		STANDARD_MODE,
	};
	plKeyboardDevice();
	~plKeyboardDevice();

	void SetControlMode(int i) { fControlMode = i; }

	const char* GetInputName() { return "keyboard"; }
	void HandleKeyEvent(plOSMsg message, plKeyDef key, bool bKeyDown, hsBool bKeyRepeat);
	virtual void HandleWindowActivate(bool bActive, HWND hWnd);
	virtual hsBool IsCapsLockKeyOn();
	virtual void Shutdown();

#if HS_BUILD_FOR_WIN32	
	void ForceNumLock(hsBool on);
#endif

	static hsBool	IgnoreCapsLock() { return fIgnoreCapsLock; }
	static void		IgnoreCapsLock(hsBool ignore) { fIgnoreCapsLock = ignore; }

	static hsBool	KeyIsDeadKey() { return fKeyIsDeadKey; }
	
	static plKeyboardDevice* GetInstance() { return fInstance; }

	static char	KeyEventToChar( plKeyEventMsg *msg );

protected:
	hsBool fStartedUpWithNumLockOn; // maintaining a separate flag since apparently the other one can get confused
	hsBool fPrevNumLockOn;
};

class plPlate;

#define CURSOR_UP					"cursor_up.png"
#define CURSOR_UPWARD				"cursor_upward.png"
#define CURSOR_DOWN					"cursor_down.png"
#define CURSOR_RIGHT				"cursor_right.png"
#define CURSOR_LEFT					"cursor_left.png"
#define CURSOR_OPEN					"cursor_open.png"
#define CURSOR_GRAB					"cursor_grab.png"
#define CURSOR_CLICKED				"cursor_clicked.png"
#define CURSOR_POISED				"cursor_poised.png"
#define CURSOR_4WAY_OPEN			"cursor_4way_open.png"
#define CURSOR_4WAY_CLOSED			"cursor_4way_closed.png"
#define CURSOR_UPDOWN_OPEN			"cursor_updown_open.png"
#define CURSOR_UPDOWN_CLOSED		"cursor_updown_closed.png"
#define CURSOR_LEFTRIGHT_OPEN		"cursor_leftright_open.png"
#define CURSOR_LEFTRIGHT_CLOSED		"cursor_leftright_closed.png"
#define CURSOR_OFFER_BOOK			"cursor_book.png"
#define CURSOR_OFFER_BOOK_HI		"cursor_book_poised.png"
#define CURSOR_OFFER_BOOK_CLICKED	"cursor_book_clicked.png"
#define CURSOR_CLICK_DISABLED		"cursor_disabled.png"
#define CURSOR_HAND					"cursor_up.png"
#define CURSOR_ARROW				"cursor_up.png"

class plInputEventMsg;

class plMouseDevice : public plInputDevice
{
public:
	plMouseDevice();
	~plMouseDevice();

	const char* GetInputName() { return "mouse"; }

	hsBool	HasControlFlag(int f) const { return fControlFlags.IsBitSet(f); }
	void	SetControlFlag(int f) 
	{ 
		fControlFlags.SetBit(f); 
	}
	void	ClearControlFlag(int which) { fControlFlags.ClearBit( which ); }
	void	SetCursorX(hsScalar x);
	void	SetCursorY(hsScalar y);
	hsScalar GetCursorX() { return fXPos; }
	hsScalar GetCursorY() { return fYPos; }
	UInt32	GetButtonState() { return fButtonState; }
	hsScalar GetCursorOpacity() { return fOpacity; }
	void SetDisplayResolution(hsScalar Width, hsScalar Height);
	
	virtual hsBool MsgReceive(plMessage* msg);
	
	static plMouseDevice* Instance() { return plMouseDevice::fInstance; }
	
	static void SetMsgAlways(bool b) { plMouseDevice::bMsgAlways = b; }
	static void ShowCursor(hsBool override = false);
	static void NewCursor(char* cursor);
	static void HideCursor(hsBool override = false);
	static bool GetHideCursor() { return plMouseDevice::bCursorHidden; }
	static void	SetCursorOpacity( hsScalar opacity = 1.f );
	static bool	GetInverted() { return plMouseDevice::bInverted; }
	static void SetInverted(bool inverted) { plMouseDevice::bInverted = inverted; }
	static void AddNameToCursor(const char* name);
	static void AddIDNumToCursor(UInt32 idNum);
	static void AddCCRToCursor();
	
protected:
	plInputEventMsg*	fXMsg;
	plInputEventMsg*	fYMsg;
	plInputEventMsg*	fB2Msg;

	// mouse button event queues (only hold 2)
	plInputEventMsg*	fLeftBMsg[2];
	plInputEventMsg*	fRightBMsg[2];
	plInputEventMsg*	fMiddleBMsg[2];

	hsScalar fXPos;
	hsScalar fYPos;
	int		 fWXPos; // the windows coordinates of the cursor
	int		 fWYPos;
	UInt32	 fButtonState;
	hsScalar fOpacity;
	hsBitVector		fControlFlags;
	
	
	plPlate	*fCursor;
	char*    fCursorID;

	static plMouseDevice* fInstance;
	static plMouseInfo	fDefaultMouseControlMap[];
	void	CreateCursor( char* cursor );
	void IUpdateCursorSize();
	static bool bMsgAlways;
	static bool bCursorHidden;
	static bool bCursorOverride;
	static bool bInverted;
	static hsScalar fWidth, fHeight;
};



#endif // PL_INPUT_DEVICE_H