154 lines
5.5 KiB
Plaintext
154 lines
5.5 KiB
Plaintext
/*
|
||
** 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
|
||
|
||
|