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rrd chart: add option to render values as power of two base

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Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
This commit is contained in:
Thomas Lamprecht 2021-04-15 19:02:33 +02:00
parent c3b900f958
commit 4337ad5b74
1 changed files with 13 additions and 3 deletions
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16
src/panel/RRDChart.js
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@ -4,16 +4,23 @@ Ext.define('Proxmox.widget.RRDChart', {
unit: undefined, // bytes, bytespersecond, percent
powerOfTwo: false,
controller: {
xclass: 'Ext.app.ViewController',
init: function(view) {
this.powerOfTwo = view.powerOfTwo;
},
convertToUnits: function(value) {
let units = ['', 'k', 'M', 'G', 'T', 'P'];
let si = 0;
let format = '0.##';
if (value < 0.1) format += '#';
while (value >= 1000 && si < units.length -1) {
value = value / 1000;
const baseValue = this.powerOfTwo ? 1024 : 1000;
while (value >= baseValue && si < units.length -1) {
value = value / baseValue;
si++;
}
@ -23,7 +30,10 @@ Ext.define('Proxmox.widget.RRDChart', {
// limit decimal points
value = Ext.util.Format.number(value, format);
return value.toString() + " " + units[si];
let unit = units[si];
if (this.powerOfTwo) unit += 'i';
return `${value.toString()} ${unit}`;
},
leftAxisRenderer: function(axis, label, layoutContext) {