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new: cpu line chart

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lollipopkit
2024-04-08 21:24:00 +08:00
parent aed5a63a19
commit 819c53df7e
10 changed files with 234 additions and 83 deletions
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66
lib/data/model/server/cpu.dart
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@@ -1,9 +1,13 @@
import 'dart:collection';
import 'package:fl_chart/fl_chart.dart';
import 'package:toolbox/data/model/app/range.dart';
import 'package:toolbox/data/model/server/time_seq.dart';
import 'package:toolbox/data/res/status.dart';
class Cpus extends TimeSeq<List<OneTimeCpuStatus>> {
const _kCap = 30;
class Cpus extends TimeSeq<List<SingleCoreCpu>> {
Cpus(super.init1, super.init2);
@override
@@ -14,6 +18,8 @@ class Cpus extends TimeSeq<List<OneTimeCpuStatus>> {
_sys = _getSys();
_iowait = _getIowait();
_idle = _getIdle();
_updateSpots();
_updateRange();
}
double usedPercent({int coreIdx = 0}) {
@@ -60,9 +66,53 @@ class Cpus extends TimeSeq<List<OneTimeCpuStatus>> {
double _idle = 0;
double get idle => _idle;
double _getIdle() => 100 - usedPercent();
/// [core1, core2]
/// core1: [FlSpot(0, 10), FlSpot(1, 20), FlSpot(2, 30)]
final _spots = <Fifo<FlSpot>>[];
List<Fifo<FlSpot>> get spots => _spots;
void _updateSpots() {
for (var i = 1; i < now.length; i++) {
if (i >= _spots.length) {
_spots.add(Fifo(capacity: _kCap));
} else {
final item = _spots[i];
final spot = FlSpot(item.count.toDouble(), usedPercent(coreIdx: i));
item.add(spot);
}
}
}
var _rangeX = Range<double>(0.0, _kCap.toDouble());
Range<double> get rangeX => _rangeX;
// var _rangeY = Range<double>(0.0, 100.0);
// Range<double> get rangeY => _rangeY;
void _updateRange() {
double? minX, maxX;
for (var i = 1; i < now.length; i++) {
final item = _spots[i];
if (item.isEmpty) continue;
final first = item.first.x;
final last = item.last.x;
if (minX == null || first < minX) minX = first;
if (maxX == null || last > maxX) maxX = last;
}
if (minX != null && maxX != null) _rangeX = Range(minX, maxX);
// double? minY, maxY;
// for (var i = 1; i < now.length; i++) {
// final item = _spots[i];
// if (item.isEmpty) continue;
// final first = item.first.y;
// final last = item.last.y;
// if (minY == null || first < minY) minY = first;
// if (maxY == null || last > maxY) maxY = last;
// }
// if (minY != null && maxY != null) _rangeY = Range(minY, maxY);
}
}
class OneTimeCpuStatus extends TimeSeqIface<OneTimeCpuStatus> {
class SingleCoreCpu extends TimeSeqIface<SingleCoreCpu> {
final String id;
final int user;
final int sys;
@@ -72,7 +122,7 @@ class OneTimeCpuStatus extends TimeSeqIface<OneTimeCpuStatus> {
final int irq;
final int softirq;
OneTimeCpuStatus(
SingleCoreCpu(
this.id,
this.user,
this.sys,
@@ -86,10 +136,10 @@ class OneTimeCpuStatus extends TimeSeqIface<OneTimeCpuStatus> {
int get total => user + sys + nice + idle + iowait + irq + softirq;
@override
bool same(OneTimeCpuStatus other) => id == other.id;
bool same(SingleCoreCpu other) => id == other.id;
static List<OneTimeCpuStatus> parse(String raw) {
final List<OneTimeCpuStatus> cpus = [];
static List<SingleCoreCpu> parse(String raw) {
final List<SingleCoreCpu> cpus = [];
for (var item in raw.split('\n')) {
if (item == '') break;
@@ -97,7 +147,7 @@ class OneTimeCpuStatus extends TimeSeqIface<OneTimeCpuStatus> {
if (id == null) continue;
final matches = item.replaceFirst(id, '').trim().split(' ');
cpus.add(
OneTimeCpuStatus(
SingleCoreCpu(
id,
int.parse(matches[0]),
int.parse(matches[1]),
@@ -128,7 +178,7 @@ Cpus parseBsdCpu(String raw) {
final init = InitStatus.cpus;
init.add([
OneTimeCpuStatus('cpu', percents[0].toInt(), 0, 0,
SingleCoreCpu('cpu', percents[0].toInt(), 0, 0,
percents[2].toInt() + percents[1].toInt(), 0, 0, 0),
]);
return init;