CnC_Red_Alert/WWFLAT32/INCLUDE/TIMER.BAK

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/*
** Command & Conquer Red Alert(tm)
** Copyright 2025 Electronic Arts 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/>.
*/
/***************************************************************************
** C O N F I D E N T I A L --- W E S T W O O D S T U D I O S **
***************************************************************************
* *
* Project Name : Timer Class Functions *
* *
* File Name : TIMER.H *
* *
* Programmer : Scott K. Bowen *
* *
* Start Date : July 6, 1994 *
* *
* Last Update : July 12, 1994 [SKB] *
* *
*-------------------------------------------------------------------------*
* Functions: *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
#ifndef TIMER_H
#define TIMER_H
/*=========================================================================*/
/* The following prototypes are for the file: TIMERA.ASM */
/*=========================================================================*/
//////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////// Externs /////////////////////////////////////////////
extern BOOL TimerSystemOn;
/*=========================================================================*/
typedef enum BaseTimerEnum {
BT_SYSTEM, // System timer (60 / second).
BT_USER // User controllable timer (? / second).
} BaseTimerEnum;
class TimerClass {
public:
// Constructor. Timers set before low level init has been done will not
// be able to be 'Started' or 'on' until timer system is in place.
TimerClass(BaseTimerEnum timer=BT_SYSTEM, BOOL start=FALSE);
// No destructor.
~TimerClass(void){}
//
long Set(long value, BOOL start=TRUE); // Set initial timer value.
long Stop(void); // Pause timer.
long Start(void); // Resume timer.
long Reset(BOOL start=TRUE); // Reset timer to zero.
long Time(void); // Fetch current timer value.
protected:
long Started; // Time last started (0 == not paused).
long Accumulated; // Total accumulated ticks.
private:
long (*Get_Ticks)(void); // System timer fetch.
};
inline long TimerClass::Reset(BOOL start)
{
return(Set(0, start));
}
class CountDownTimerClass : private TimerClass {
public:
// Constructor. Timers set before low level init has been done will not
// be able to be 'Started' or 'on' until timer system is in place.
CountDownTimerClass(BaseTimerEnum timer, long set, int on=FALSE);
CountDownTimerClass(BaseTimerEnum timer=BT_SYSTEM, int on=FALSE);
// No destructor.
~CountDownTimerClass(void){}
// Public functions
long Set(long set, BOOL start=TRUE); // Set count down value.
long Reset(BOOL start=TRUE); // Reset timer to zero.
long Stop(void); // Pause timer.
long Start(void); // Resume timer.
long Time(void); // Fetch current count down value.
protected:
long DelayTime; // Ticks remaining before countdown timer expires.
};
inline long CountDownTimerClass::Stop(void)
{
TimerClass::Stop();
return(Time());
}
inline long CountDownTimerClass::Start(void)
{
TimerClass::Start();
return(Time());
}
inline long CountDownTimerClass::Reset(BOOL start)
{
return (TimerClass::Reset(start));
}
//////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////// externs //////////////////////////////////////////
//extern TimerClass TickCount;
extern CountDownTimerClass CountDown;
//////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////// Prototypes //////////////////////////////////////////
extern "C" {
long Get_System_Tick_Count(void);
long Get_User_Tick_Count(void);
void far Timer_Interrupt_Func(void);
// long Get_Num_Interrupts(unsigned int realmode);
void Disable_Timer_Interrupt(void);
void Enable_Timer_Interrupt(void);
}
/*=========================================================================*/
/* The following prototypes are for the file: TIMER.CPP */
/*=========================================================================*/
BOOL Init_Timer_System(unsigned int freq, int partial = FALSE);
BOOL Remove_Timer_System(VOID);
#endif // TIMER_H