htop/linux/ZramMeter.c
Christian Göttsche 157086e750 Split RichString_(append|appendn|write) into wide and ascii
RichString_writeFrom takes a top spot during performance analysis due to the
calls to mbstowcs() and iswprint().

Most of the time we know in advance that we are only going to print regular
ASCII characters.
2020-12-08 20:58:40 +01:00

70 lines
1.8 KiB
C

#include "ZramMeter.h"
#include "CRT.h"
#include "Meter.h"
#include "Object.h"
#include "Platform.h"
#include "RichString.h"
static const int ZramMeter_attributes[] = {
ZRAM
};
static void ZramMeter_updateValues(Meter* this, char* buffer, size_t size) {
int written;
Platform_setZramValues(this);
/* on print bar for compressed data size, not uncompressed */
this->curItems = 1;
written = Meter_humanUnit(buffer, this->values[0], size);
METER_BUFFER_CHECK(buffer, size, written);
METER_BUFFER_APPEND_CHR(buffer, size, '(');
written = Meter_humanUnit(buffer, this->values[1], size);
METER_BUFFER_CHECK(buffer, size, written);
METER_BUFFER_APPEND_CHR(buffer, size, ')');
METER_BUFFER_APPEND_CHR(buffer, size, '/');
Meter_humanUnit(buffer, this->total, size);
}
static void ZramMeter_display(const Object* cast, RichString* out) {
char buffer[50];
const Meter* this = (const Meter*)cast;
RichString_writeAscii(out, CRT_colors[METER_TEXT], ":");
Meter_humanUnit(buffer, this->total, sizeof(buffer));
RichString_appendAscii(out, CRT_colors[METER_VALUE], buffer);
Meter_humanUnit(buffer, this->values[0], sizeof(buffer));
RichString_appendAscii(out, CRT_colors[METER_TEXT], " used:");
RichString_appendAscii(out, CRT_colors[METER_VALUE], buffer);
Meter_humanUnit(buffer, this->values[1], sizeof(buffer));
RichString_appendAscii(out, CRT_colors[METER_TEXT], " uncompressed:");
RichString_appendAscii(out, CRT_colors[METER_VALUE], buffer);
}
const MeterClass ZramMeter_class = {
.super = {
.extends = Class(Meter),
.delete = Meter_delete,
.display = ZramMeter_display,
},
.updateValues = ZramMeter_updateValues,
.defaultMode = BAR_METERMODE,
.maxItems = 2,
.total = 100.0,
.attributes = ZramMeter_attributes,
.name = "Zram",
.uiName = "Zram",
.caption = "zrm"
};