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9531c659 TL |
1 | Ext.define('Proxmox.chart.axis.segmenter.NumericBase2', { |
2 | extend: 'Ext.chart.axis.segmenter.Numeric', | |
3 | alias: 'segmenter.numericBase2', | |
4 | ||
5 | // derived from the original numeric segmenter but using 2 instead of 10 as base | |
6 | preferredStep: function(min, estStepSize) { | |
7 | // Getting an order of magnitude of the estStepSize with a common logarithm. | |
8 | let order = Math.floor(Math.log2(estStepSize)); | |
9 | let scale = Math.pow(2, order); | |
10 | ||
11 | estStepSize /= scale; | |
12 | ||
13 | // FIXME: below is not useful when using base 2 instead of base 10, we could | |
14 | // just directly set estStepSize to 2 | |
15 | if (estStepSize <= 1) { | |
16 | estStepSize = 1; | |
17 | } else if (estStepSize < 2) { | |
18 | estStepSize = 2; | |
19 | } | |
20 | return { | |
21 | unit: { | |
22 | // When passed estStepSize is less than 1, its order of magnitude | |
23 | // is equal to -number_of_leading_zeros in the estStepSize. | |
24 | fixes: -order, // Number of fractional digits. | |
25 | scale: scale, | |
26 | }, | |
27 | step: estStepSize, | |
28 | }; | |
29 | }, | |
30 | ||
31 | /** | |
32 | * Wraps the provided estimated step size of a range without altering it into a step size object. | |
33 | * | |
34 | * @param {*} min The start point of range. | |
35 | * @param {*} estStepSize The estimated step size. | |
36 | * @return {Object} Return the step size by an object of step x unit. | |
37 | * @return {Number} return.step The step count of units. | |
38 | * @return {Object} return.unit The unit. | |
39 | */ | |
40 | // derived from the original numeric segmenter but using 2 instead of 10 as base | |
41 | exactStep: function(min, estStepSize) { | |
42 | let order = Math.floor(Math.log2(estStepSize)); | |
43 | let scale = Math.pow(2, order); | |
44 | ||
45 | return { | |
46 | unit: { | |
47 | // add one decimal point if estStepSize is not a multiple of scale | |
48 | fixes: -order + (estStepSize % scale === 0 ? 0 : 1), | |
49 | scale: 1, | |
50 | }, | |
51 | step: estStepSize, | |
52 | }; | |
53 | }, | |
54 | }); | |
55 | ||
0c786d2b DM |
56 | Ext.define('Proxmox.widget.RRDChart', { |
57 | extend: 'Ext.chart.CartesianChart', | |
58 | alias: 'widget.proxmoxRRDChart', | |
59 | ||
60 | unit: undefined, // bytes, bytespersecond, percent | |
13fc756d | 61 | |
4337ad5b TL |
62 | powerOfTwo: false, |
63 | ||
0c786d2b DM |
64 | controller: { |
65 | xclass: 'Ext.app.ViewController', | |
66 | ||
4337ad5b TL |
67 | init: function(view) { |
68 | this.powerOfTwo = view.powerOfTwo; | |
69 | }, | |
70 | ||
0c786d2b | 71 | convertToUnits: function(value) { |
05a977a2 TL |
72 | let units = ['', 'k', 'M', 'G', 'T', 'P']; |
73 | let si = 0; | |
c58d4100 TL |
74 | let format = '0.##'; |
75 | if (value < 0.1) format += '#'; | |
4337ad5b TL |
76 | const baseValue = this.powerOfTwo ? 1024 : 1000; |
77 | while (value >= baseValue && si < units.length -1) { | |
78 | value = value / baseValue; | |
0c786d2b DM |
79 | si++; |
80 | } | |
81 | ||
82 | // javascript floating point weirdness | |
83 | value = Ext.Number.correctFloat(value); | |
13fc756d | 84 | |
c58d4100 TL |
85 | // limit decimal points |
86 | value = Ext.util.Format.number(value, format); | |
13fc756d | 87 | |
4337ad5b TL |
88 | let unit = units[si]; |
89 | if (this.powerOfTwo) unit += 'i'; | |
90 | ||
91 | return `${value.toString()} ${unit}`; | |
0c786d2b DM |
92 | }, |
93 | ||
94 | leftAxisRenderer: function(axis, label, layoutContext) { | |
05a977a2 | 95 | let me = this; |
0c786d2b DM |
96 | return me.convertToUnits(label); |
97 | }, | |
98 | ||
99 | onSeriesTooltipRender: function(tooltip, record, item) { | |
05a977a2 | 100 | let view = this.getView(); |
13fc756d | 101 | |
05a977a2 TL |
102 | let suffix = ''; |
103 | if (view.unit === 'percent') { | |
0c786d2b | 104 | suffix = '%'; |
05a977a2 | 105 | } else if (view.unit === 'bytes') { |
0c786d2b | 106 | suffix = 'B'; |
05a977a2 | 107 | } else if (view.unit === 'bytespersecond') { |
0c786d2b DM |
108 | suffix = 'B/s'; |
109 | } | |
13fc756d | 110 | |
05a977a2 TL |
111 | let prefix = item.field; |
112 | if (view.fieldTitles && view.fieldTitles[view.fields.indexOf(item.field)]) { | |
113 | prefix = view.fieldTitles[view.fields.indexOf(item.field)]; | |
0c786d2b | 114 | } |
efa61051 TL |
115 | let v = this.convertToUnits(record.get(item.field)); |
116 | let t = new Date(record.get('time')); | |
117 | tooltip.setHtml(`${prefix}: ${v}${suffix}<br>${t}`); | |
0c786d2b DM |
118 | }, |
119 | ||
120 | onAfterAnimation: function(chart, eopts) { | |
efa61051 | 121 | // if the undo button is disabled, disable our tool |
05a977a2 TL |
122 | let ourUndoZoomButton = chart.header.tools[0]; |
123 | let undoButton = chart.interactions[0].getUndoButton(); | |
0c786d2b | 124 | ourUndoZoomButton.setDisabled(undoButton.isDisabled()); |
01031528 | 125 | }, |
0c786d2b | 126 | }, |
13fc756d | 127 | |
0c786d2b DM |
128 | width: 770, |
129 | height: 300, | |
130 | animation: false, | |
efa61051 TL |
131 | interactions: [ |
132 | { | |
01031528 | 133 | type: 'crosszoom', |
efa61051 TL |
134 | }, |
135 | ], | |
0c786d2b | 136 | legend: { |
e662b4a0 | 137 | padding: 0, |
0c786d2b DM |
138 | }, |
139 | listeners: { | |
01031528 | 140 | animationend: 'onAfterAnimation', |
0c786d2b DM |
141 | }, |
142 | ||
9531c659 TL |
143 | constructor: function(config) { |
144 | let me = this; | |
145 | ||
146 | let segmenter = config.powerOfTwo ? 'numericBase2' : 'numeric'; | |
147 | config.axes = [ | |
148 | { | |
149 | type: 'numeric', | |
150 | position: 'left', | |
151 | grid: true, | |
152 | renderer: 'leftAxisRenderer', | |
153 | minimum: 0, | |
154 | segmenter, | |
155 | }, | |
156 | { | |
157 | type: 'time', | |
158 | position: 'bottom', | |
159 | grid: true, | |
160 | fields: ['time'], | |
161 | }, | |
162 | ]; | |
163 | me.callParent([config]); | |
164 | }, | |
165 | ||
0c786d2b | 166 | initComponent: function() { |
05a977a2 | 167 | let me = this; |
0c786d2b DM |
168 | |
169 | if (!me.store) { | |
170 | throw "cannot work without store"; | |
171 | } | |
172 | ||
173 | if (!me.fields) { | |
174 | throw "cannot work without fields"; | |
175 | } | |
176 | ||
177 | me.callParent(); | |
178 | ||
179 | // add correct label for left axis | |
05a977a2 | 180 | let axisTitle = ""; |
0c786d2b DM |
181 | if (me.unit === 'percent') { |
182 | axisTitle = "%"; | |
183 | } else if (me.unit === 'bytes') { | |
184 | axisTitle = "Bytes"; | |
185 | } else if (me.unit === 'bytespersecond') { | |
186 | axisTitle = "Bytes/s"; | |
51613ace DC |
187 | } else if (me.fieldTitles && me.fieldTitles.length === 1) { |
188 | axisTitle = me.fieldTitles[0]; | |
189 | } else if (me.fields.length === 1) { | |
190 | axisTitle = me.fields[0]; | |
0c786d2b DM |
191 | } |
192 | ||
193 | me.axes[0].setTitle(axisTitle); | |
194 | ||
e662b4a0 | 195 | me.updateHeader(); |
0855ba61 TL |
196 | |
197 | if (me.header && me.legend) { | |
198 | me.header.padding = '4 9 4'; | |
199 | me.header.add(me.legend); | |
200 | } | |
e662b4a0 | 201 | |
fcb5b70f | 202 | if (!me.noTool) { |
e662b4a0 | 203 | me.addTool({ |
fcb5b70f DC |
204 | type: 'minus', |
205 | disabled: true, | |
206 | tooltip: gettext('Undo Zoom'), | |
01031528 | 207 | handler: function() { |
05a977a2 | 208 | let undoButton = me.interactions[0].getUndoButton(); |
fcb5b70f DC |
209 | if (undoButton.handler) { |
210 | undoButton.handler(); | |
211 | } | |
01031528 | 212 | }, |
e662b4a0 | 213 | }); |
fcb5b70f DC |
214 | } |
215 | ||
0c786d2b | 216 | // add a series for each field we get |
01031528 | 217 | me.fields.forEach(function(item, index) { |
05a977a2 | 218 | let title = item; |
0c786d2b DM |
219 | if (me.fieldTitles && me.fieldTitles[index]) { |
220 | title = me.fieldTitles[index]; | |
221 | } | |
9950ec0f DC |
222 | me.addSeries(Ext.apply( |
223 | { | |
224 | type: 'line', | |
225 | xField: 'time', | |
226 | yField: item, | |
227 | title: title, | |
228 | fill: true, | |
229 | style: { | |
230 | lineWidth: 1.5, | |
01031528 | 231 | opacity: 0.60, |
9950ec0f DC |
232 | }, |
233 | marker: { | |
234 | opacity: 0, | |
235 | scaling: 0.01, | |
236 | fx: { | |
237 | duration: 200, | |
01031528 TL |
238 | easing: 'easeOut', |
239 | }, | |
9950ec0f DC |
240 | }, |
241 | highlightCfg: { | |
242 | opacity: 1, | |
01031528 | 243 | scaling: 1.5, |
9950ec0f DC |
244 | }, |
245 | tooltip: { | |
246 | trackMouse: true, | |
01031528 TL |
247 | renderer: 'onSeriesTooltipRender', |
248 | }, | |
0c786d2b | 249 | }, |
01031528 | 250 | me.seriesConfig, |
9950ec0f | 251 | )); |
0c786d2b DM |
252 | }); |
253 | ||
254 | // enable animation after the store is loaded | |
255 | me.store.onAfter('load', function() { | |
256 | me.setAnimation(true); | |
01031528 TL |
257 | }, this, { single: true }); |
258 | }, | |
0c786d2b | 259 | }); |