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#ifndef HEADER_Meter
#define HEADER_Meter
/*
htop - Meter.h
(C) 2004-2011 Hisham H. Muhammad
Released under the GNU GPLv2, see the COPYING file
in the source distribution for its full text.
*/
#include "config.h" // IWYU pragma: keep
#include <stdbool.h>
#include <stdint.h>
#include <sys/time.h>
#include "ListItem.h"
#include "Object.h"
#include "ProcessList.h"
#define METER_BUFFER_LEN 256
struct Meter_;
typedef struct Meter_ Meter;
typedef void(*Meter_Init)(Meter*);
typedef void(*Meter_Done)(Meter*);
typedef void(*Meter_UpdateMode)(Meter*, int);
typedef void(*Meter_UpdateValues)(Meter*, char*, int);
typedef void(*Meter_Draw)(Meter*, int, int, int);
typedef struct MeterClass_ {
const ObjectClass super;
const Meter_Init init;
const Meter_Done done;
const Meter_UpdateMode updateMode;
const Meter_Draw draw;
const Meter_UpdateValues updateValues;
const int defaultMode;
const double total;
const int* const attributes;
const char* const name; /* internal name of the meter, must not contain any space */
const char* const uiName; /* display name in header setup menu */
const char* const caption; /* prefix in the actual header */
const char* const description; /* optional meter description in header setup menu */
const uint8_t maxItems;
} MeterClass;
#define As_Meter(this_) ((const MeterClass*)((this_)->super.klass))
#define Meter_initFn(this_) As_Meter(this_)->init
#define Meter_init(this_) As_Meter(this_)->init((Meter*)(this_))
#define Meter_done(this_) As_Meter(this_)->done((Meter*)(this_))
#define Meter_updateModeFn(this_) As_Meter(this_)->updateMode
#define Meter_updateMode(this_, m_) As_Meter(this_)->updateMode((Meter*)(this_), m_)
#define Meter_drawFn(this_) As_Meter(this_)->draw
#define Meter_doneFn(this_) As_Meter(this_)->done
#define Meter_updateValues(this_, buf_, sz_) \
As_Meter(this_)->updateValues((Meter*)(this_), buf_, sz_)
#define Meter_defaultMode(this_) As_Meter(this_)->defaultMode
#define Meter_attributes(this_) As_Meter(this_)->attributes
#define Meter_name(this_) As_Meter(this_)->name
#define Meter_uiName(this_) As_Meter(this_)->uiName
typedef struct GraphData_ {
struct timeval time;
double values[METER_BUFFER_LEN];
} GraphData;
struct Meter_ {
Object super;
Meter_Draw draw;
char* caption;
int mode;
int param;
GraphData* drawData;
int h;
const ProcessList* pl;
uint8_t curItems;
double* values;
double total;
void* meterData;
};
typedef struct MeterMode_ {
Meter_Draw draw;
const char* uiName;
int h;
} MeterMode;
typedef enum {
CUSTOM_METERMODE = 0,
BAR_METERMODE,
TEXT_METERMODE,
GRAPH_METERMODE,
LED_METERMODE,
LAST_METERMODE
} MeterModeId;
extern const MeterClass Meter_class;
Meter* Meter_new(const ProcessList* pl, int param, const MeterClass* type);
int Meter_humanUnit(char* buffer, unsigned long int value, int size);
void Meter_delete(Object* cast);
void Meter_setCaption(Meter* this, const char* caption);
void Meter_setMode(Meter* this, int modeIndex);
ListItem* Meter_toListItem(Meter* this, bool moving);
extern const MeterMode* const Meter_modes[];
extern const MeterClass BlankMeter_class;
#endif
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