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game/client/iinput.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//
+//=============================================================================//
+#if !defined( IINPUT_H )
+#define IINPUT_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+class bf_write;
+class bf_read;
+class CUserCmd;
+class C_BaseCombatWeapon;
+struct kbutton_t;
+
+struct CameraThirdData_t
+{
+	float	m_flPitch;
+	float	m_flYaw;
+	float	m_flDist;
+	float	m_flLag;
+	Vector	m_vecHullMin;
+	Vector	m_vecHullMax;
+};
+
+abstract_class IInput
+{
+public:
+	// Initialization/shutdown of the subsystem
+	virtual	void		Init_All( void ) = 0;
+	virtual void		Shutdown_All( void ) = 0;
+	// Latching button states
+	virtual int			GetButtonBits( int ) = 0;
+	// Create movement command
+	virtual void		CreateMove ( int sequence_number, float input_sample_frametime, bool active ) = 0;
+	virtual void		ExtraMouseSample( float frametime, bool active ) = 0;
+	virtual bool		WriteUsercmdDeltaToBuffer( bf_write *buf, int from, int to, bool isnewcommand ) = 0;
+	virtual void		EncodeUserCmdToBuffer( bf_write& buf, int slot ) = 0;
+	virtual void		DecodeUserCmdFromBuffer( bf_read& buf, int slot ) = 0;
+
+	virtual CUserCmd	*GetUserCmd( int sequence_number ) = 0;
+
+	virtual void		MakeWeaponSelection( C_BaseCombatWeapon *weapon ) = 0;
+
+	// Retrieve key state
+	virtual float		KeyState ( kbutton_t *key ) = 0;
+	// Issue key event
+	virtual int			KeyEvent( int eventcode, ButtonCode_t keynum, const char *pszCurrentBinding ) = 0;
+	// Look for key
+	virtual kbutton_t	*FindKey( const char *name ) = 0;
+
+	// Issue commands from controllers
+	virtual void		ControllerCommands( void ) = 0;
+	// Extra initialization for some joysticks
+	virtual void		Joystick_Advanced( void ) = 0;
+	virtual void		Joystick_SetSampleTime( float frametime ) = 0;
+	virtual void		IN_SetSampleTime( float frametime ) = 0;
+
+	// Accumulate mouse delta
+	virtual void		AccumulateMouse( void ) = 0;
+	// Activate/deactivate mouse
+	virtual void		ActivateMouse( void ) = 0;
+	virtual void		DeactivateMouse( void ) = 0;
+
+	// Clear mouse state data
+	virtual void		ClearStates( void ) = 0;
+	// Retrieve lookspring setting
+	virtual float		GetLookSpring( void ) = 0;
+
+	// Retrieve mouse position
+	virtual void		GetFullscreenMousePos( int *mx, int *my, int *unclampedx = 0, int *unclampedy = 0 ) = 0;
+	virtual void		SetFullscreenMousePos( int mx, int my ) = 0;
+	virtual void		ResetMouse( void ) = 0;
+	virtual	float		GetLastForwardMove( void ) = 0;
+	virtual	float		Joystick_GetForward( void ) = 0;
+	virtual	float		Joystick_GetSide( void ) = 0;
+	virtual	float		Joystick_GetPitch( void ) = 0;
+	virtual	float		Joystick_GetYaw( void ) = 0;
+
+	// Third Person camera ( TODO/FIXME:  Move this to a separate interface? )
+	virtual void		CAM_Think( void ) = 0;
+	virtual int			CAM_IsThirdPerson( void ) = 0;
+	virtual void		CAM_ToThirdPerson(void) = 0;
+	virtual void		CAM_ToFirstPerson(void) = 0;
+	virtual void		CAM_StartMouseMove(void) = 0;
+	virtual void		CAM_EndMouseMove(void) = 0;
+	virtual void		CAM_StartDistance(void) = 0;
+	virtual void		CAM_EndDistance(void) = 0;
+	virtual int			CAM_InterceptingMouse( void ) = 0;
+
+	// orthographic camera info	( TODO/FIXME:  Move this to a separate interface? )
+	virtual void		CAM_ToOrthographic() = 0;
+	virtual	bool		CAM_IsOrthographic() const = 0;
+	virtual	void		CAM_OrthographicSize( float& w, float& h ) const = 0;
+
+	virtual void		SetPreferredGameActionSet( GameActionSet_t action_set ) = 0;
+	virtual GameActionSet_t GetPreferredGameActionSet() = 0;
+	virtual void		SetGameActionSetFlags( GameActionSetFlags_t action_set_flags ) = 0;
+
+#if defined( HL2_CLIENT_DLL )
+	// IK back channel info
+	virtual void		AddIKGroundContactInfo( int entindex, float minheight, float maxheight ) = 0;
+#endif
+
+	virtual void		LevelInit( void ) = 0;
+
+	// Causes an input to have to be re-pressed to become active
+	virtual void		ClearInputButton( int bits ) = 0;
+
+	virtual	void		CAM_SetCameraThirdData( CameraThirdData_t *pCameraData, const QAngle &vecCameraOffset ) = 0;
+	virtual void		CAM_CameraThirdThink( void ) = 0;
+
+	virtual	bool		EnableJoystickMode() = 0;
+
+	virtual bool		IsSteamControllerActive() = 0;
+};
+
+extern ::IInput *input;
+
+#endif // IINPUT_H