[pbs-devel] [PATCH proxmox-backup 2/4] ui: add panel/UsageChart

Dominik Csapak d.csapak at proxmox.com
Tue Nov 10 10:18:06 CET 2020


heavily inspired by pveRunningChart, without the dynamically adding
of data and specific for the usage of datastores

Signed-off-by: Dominik Csapak <d.csapak at proxmox.com>
---
 www/Makefile            |   1 +
 www/panel/UsageChart.js | 115 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 116 insertions(+)
 create mode 100644 www/panel/UsageChart.js

diff --git a/www/Makefile b/www/Makefile
index bfea32fa..f64d2bba 100644
--- a/www/Makefile
+++ b/www/Makefile
@@ -44,6 +44,7 @@ JSSRC=							\
 	panel/XtermJsConsole.js				\
 	panel/AccessControl.js				\
 	panel/StorageAndDisks.js			\
+	panel/UsageChart.js				\
 	ZFSList.js					\
 	DirectoryList.js				\
 	LoginView.js					\
diff --git a/www/panel/UsageChart.js b/www/panel/UsageChart.js
new file mode 100644
index 00000000..87f1200d
--- /dev/null
+++ b/www/panel/UsageChart.js
@@ -0,0 +1,115 @@
+Ext.define('PBS.widget.UsageChart', {
+    extend: 'Ext.container.Container',
+    alias: 'widget.pbsUsageChart',
+
+    layout: {
+	type: 'hbox',
+	align: 'center',
+    },
+
+    items: [
+	{
+	    width: 80,
+	    xtype: 'box',
+	    itemId: 'title',
+	    data: {
+		title: '',
+	    },
+	    tpl: '<h3>{title}:</h3>',
+	},
+	{
+	    flex: 1,
+	    xtype: 'cartesian',
+	    height: '100%',
+	    itemId: 'chart',
+	    border: false,
+	    axes: [
+		{
+		    type: 'numeric',
+		    position: 'right',
+		    hidden: true,
+		    minimum: 0,
+		},
+		{
+		    type: 'time',
+		    position: 'bottom',
+		    hidden: true,
+		},
+	    ],
+
+	    store: {
+		trackRemoved: false,
+		data: {},
+	    },
+
+	    series: [{
+		type: 'line',
+		xField: 'time',
+		yField: 'val',
+		fill: 'true',
+		colors: ['#cfcfcf'],
+		tooltip: {
+		    trackMouse: true,
+		    renderer: function(tooltip, record, ctx) {
+			if (!record || !record.data) return;
+			let date = new Date(record.data.time);
+			let value = (100*record.data.val).toFixed(2);
+			tooltip.setHtml(
+			    `${value} %<br />
+			    ${date}`,
+			);
+		    },
+		},
+		style: {
+		    lineWidth: 1.5,
+		    opacity: 0.60,
+		},
+		marker: {
+		    opacity: 0,
+		    scaling: 0.01,
+		    fx: {
+			duration: 200,
+			easing: 'easeOut',
+		    },
+		},
+		highlightCfg: {
+		    opacity: 1,
+		    scaling: 1.5,
+		},
+	    }],
+	},
+    ],
+
+    setData: function(data) {
+	let me = this;
+	let chart = me.chart;
+	chart.store.setData(data);
+	chart.redraw();
+    },
+
+    // the renderer for the tooltip and last value, default just the value
+    renderer: Ext.identityFn,
+
+    setTitle: function(title) {
+	let me = this;
+	me.title = title;
+	me.getComponent('title').update({ title: title });
+    },
+
+    initComponent: function() {
+	var me = this;
+	me.callParent();
+
+	if (me.title) {
+	    me.getComponent('title').update({ title: me.title });
+	}
+	me.chart = me.getComponent('chart');
+	me.chart.timeaxis = me.chart.getAxes()[1];
+	if (me.color) {
+	    me.chart.series[0].setStyle({
+		fill: me.color,
+		stroke: me.color,
+	    });
+	}
+    },
+});
-- 
2.20.1






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