1 |
8cca41c0
|
Štěpán Červenka
|
import {Graph} from './graph';
|
2 |
|
|
import {EmptyGraph} from "./emptygraph";
|
3 |
|
|
import {SingleGraph} from "./singlegraph";
|
4 |
|
|
import {MultiGraph} from "./multigraph";
|
5 |
72effbbe
|
Štěpán Červenka
|
|
6 |
8cca41c0
|
Štěpán Červenka
|
declare var require: any
|
7 |
72effbbe
|
Štěpán Červenka
|
|
8 |
|
|
|
9 |
|
|
|
10 |
8cca41c0
|
Štěpán Červenka
|
export class GraphLoader {
|
11 |
72effbbe
|
Štěpán Červenka
|
|
12 |
583f8755
|
Štěpán Červenka
|
/**
|
13 |
|
|
* Loads graph with default interval value (e.g. for observation service)
|
14 |
|
|
* @param sensors array of sensors to display
|
15 |
|
|
* @param data source of values for vega graph
|
16 |
|
|
* @param legendInfo source of legend info for graph (e.g. sensor phenomenon)
|
17 |
|
|
* @param element name of html element for graph display
|
18 |
|
|
* @param isAnalytics true/false analytics/observations
|
19 |
|
|
*/
|
20 |
|
|
static getGraph(sensors, data, legendInfo, element, isAnalytics) {
|
21 |
|
|
this.getGraphWithInterval(sensors, data, 1800000, legendInfo, element, isAnalytics);
|
22 |
|
|
}
|
23 |
|
|
|
24 |
|
|
|
25 |
|
|
|
26 |
|
|
/**
|
27 |
|
|
* Loads graph with specified interval (e.g. for analytics service)
|
28 |
|
|
* @param sensors array of sensors to display
|
29 |
|
|
* @param data source of values for vega graph
|
30 |
|
|
* @param interval default graph interval used for different purposes (in milliseconds) (see timeWindow and maxTimeDifference in vega specification)
|
31 |
|
|
* @param legendInfo source of legend info for graph (e.g. sensor phenomenon)
|
32 |
|
|
* @param element name of html element for graph display
|
33 |
|
|
* @param isAnalytics true/false analytics/observations
|
34 |
|
|
*/
|
35 |
|
|
static getGraphWithInterval(sensors, data, interval, legendInfo, element, isAnalytics) {
|
36 |
|
|
//gets uses sensors array to get graph type
|
37 |
|
|
//then gets configuration and specification from corresponding class
|
38 |
|
|
let graph = this.getGraphType(sensors,data, interval, legendInfo, isAnalytics);
|
39 |
|
|
let config = graph.getConfig();
|
40 |
|
|
let spec = graph.getSpec();
|
41 |
|
|
|
42 |
|
|
//then displays the graph
|
43 |
|
|
this.showGraph(spec, config, element);
|
44 |
|
|
}
|
45 |
|
|
|
46 |
72effbbe
|
Štěpán Červenka
|
|
47 |
583f8755
|
Štěpán Červenka
|
/**
|
48 |
|
|
* Create graph of specific type according to selected sensors
|
49 |
|
|
* @param sensors array of sensors to display
|
50 |
|
|
* @param data source of values for vega graph
|
51 |
|
|
* @param interval default graph interval used for different purposes (in milliseconds) (see timeWindow and maxTimeDifference in vega specification)
|
52 |
|
|
* @param legendInfo source of legend info for graph (e.g. sensor phenomenon)
|
53 |
|
|
* @param isAnalytics isAnalytics true/false analytics/observations
|
54 |
|
|
*/
|
55 |
|
|
static getGraphType(sensors, data, interval, legendInfo, isAnalytics): Graph {
|
56 |
8cca41c0
|
Štěpán Červenka
|
if (sensors == null) {
|
57 |
c1664074
|
Štěpán Červenka
|
return new EmptyGraph("No sensors selected.");
|
58 |
72effbbe
|
Štěpán Červenka
|
|
59 |
66c042f1
|
Štěpán Červenka
|
} else if (Array.isArray(sensors)) {
|
60 |
8cca41c0
|
Štěpán Červenka
|
if (sensors.length == 0) {
|
61 |
c1664074
|
Štěpán Červenka
|
return new EmptyGraph("No sensors selected.");
|
62 |
8cca41c0
|
Štěpán Červenka
|
} else if (sensors.length == 1) {
|
63 |
583f8755
|
Štěpán Červenka
|
return new SingleGraph(sensors[0], isAnalytics, data, legendInfo,interval);
|
64 |
8cca41c0
|
Štěpán Červenka
|
} else {
|
65 |
583f8755
|
Štěpán Červenka
|
return new MultiGraph(isAnalytics, data, legendInfo,interval);
|
66 |
8cca41c0
|
Štěpán Červenka
|
}
|
67 |
72effbbe
|
Štěpán Červenka
|
|
68 |
|
|
} else {
|
69 |
583f8755
|
Štěpán Červenka
|
return new SingleGraph(sensors, isAnalytics, data, legendInfo, interval);
|
70 |
72effbbe
|
Štěpán Červenka
|
}
|
71 |
|
|
}
|
72 |
|
|
|
73 |
b4b32b0e
|
Štěpán Červenka
|
|
74 |
583f8755
|
Štěpán Červenka
|
/**
|
75 |
|
|
* Displays the graph
|
76 |
|
|
* @param spec vega specification
|
77 |
|
|
* @param config vega configuration
|
78 |
|
|
* @param element name of html element for graph display
|
79 |
|
|
*/
|
80 |
ec939478
|
Štěpán Červenka
|
static showGraph(spec, config, element) {
|
81 |
|
|
const vega = require('vega');
|
82 |
|
|
const vegaTooltip = require('vega-tooltip');
|
83 |
b4b32b0e
|
Štěpán Červenka
|
const handler = new vegaTooltip.Handler();
|
84 |
|
|
|
85 |
|
|
|
86 |
|
|
const view = new vega.View(vega.parse(spec, config))
|
87 |
|
|
.tooltip(handler.call)
|
88 |
|
|
.initialize(element)
|
89 |
|
|
.hover()
|
90 |
|
|
.runAsync();
|
91 |
ec939478
|
Štěpán Červenka
|
}
|
92 |
72effbbe
|
Štěpán Červenka
|
}
|