hlsdk-portable/cl_dll/input_mouse.h

#pragma once
#if !defined(INPUT_MOUSE_H)
#define INPUT_MOUSE_H
#include "cl_dll.h"
#include "usercmd.h"
#include "in_defs.h"

class AbstractInput
{
public:
	virtual void IN_ClientMoveEvent( float forwardmove, float sidemove ) = 0;
	virtual void IN_ClientLookEvent( float relyaw, float relpitch ) = 0;
	virtual void IN_Move( float frametime, usercmd_t *cmd ) = 0;
	virtual void IN_MouseEvent( int mstate ) = 0;
	virtual void IN_ClearStates( void ) = 0;
	virtual void IN_ActivateMouse( void ) = 0;
	virtual void IN_DeactivateMouse( void ) = 0;
	virtual void IN_Accumulate( void ) = 0;
	virtual void IN_Commands( void ) = 0;
	virtual void IN_Shutdown( void ) = 0;
	virtual void IN_Init( void ) = 0;
};

class FWGSInput : public AbstractInput
{
public:
	virtual void IN_ClientMoveEvent( float forwardmove, float sidemove );
	virtual void IN_ClientLookEvent( float relyaw, float relpitch );
	virtual void IN_Move( float frametime, usercmd_t *cmd );
	virtual void IN_MouseEvent( int mstate );
	virtual void IN_ClearStates( void );
	virtual void IN_ActivateMouse( void );
	virtual void IN_DeactivateMouse( void );
	virtual void IN_Accumulate( void );
	virtual void IN_Commands( void );
	virtual void IN_Shutdown( void );
	virtual void IN_Init( void );

protected:
	float ac_forwardmove;
	float ac_sidemove;
	int ac_movecount;
	float rel_yaw;
	float rel_pitch;
};

// No need for goldsource input support on the platforms that are not supported by GoldSource.
#if GOLDSOURCE_SUPPORT && (_WIN32 || __linux__ || __APPLE__) && (__i386 || _M_IX86)
#define SUPPORT_GOLDSOURCE_INPUT	1

#if _WIN32
#define HSPRITE WINDOWS_HSPRITE
#include <windows.h>
#undef HSPRITE
#else
typedef struct point_s
{
	int x;
	int y;
} POINT;
#define GetCursorPos(x)
#define SetCursorPos(x,y)
#endif

class GoldSourceInput : public AbstractInput
{
public:
	virtual void IN_ClientMoveEvent( float forwardmove, float sidemove ) {}
	virtual void IN_ClientLookEvent( float relyaw, float relpitch ) {}
	virtual void IN_Move( float frametime, usercmd_t *cmd );
	virtual void IN_MouseEvent( int mstate );
	virtual void IN_ClearStates( void );
	virtual void IN_ActivateMouse( void );
	virtual void IN_DeactivateMouse( void );
	virtual void IN_Accumulate( void );
	virtual void IN_Commands( void );
	virtual void IN_Shutdown( void );
	virtual void IN_Init( void );

protected:
	void IN_GetMouseDelta( int *pOutX, int *pOutY);
	void IN_MouseMove ( float frametime, usercmd_t *cmd);
	void IN_StartupMouse (void);

	int         mouse_buttons;
	int         mouse_oldbuttonstate;
	POINT       current_pos;
	int         old_mouse_x, old_mouse_y, mx_accum, my_accum;
	int         mouseinitialized;
	void* sdl2Lib;
};
#endif

#endif