node-red-contrib-ui-timeline
A Node-RED-Dashboard UI widget node that displays timeline. Google-like timeline chart based on Chart.js.
Install
Either use the Editor - Menu - Manage Palette - Install option, or run the following command in your Node-RED user directory (typically ~/.node-red) after installing Node-RED-dashboard.
npm i node-red-contrib-ui-timeline
npm i https://github.com/PO-CES-EDGE/node-red-contrib-ui-timeline
Usage
This timeline node expects msg.payload to contain an array of array of timeline data, one object per row.
Each data row object should have the same set of values:
- Label
- Start date timestamp
- End date timestamp
Example data
[
[
"Start Extruders",
1619861576130,
1619866976130
],
[
"Raise to starting speeds",
1619866976130,
1619868476130
],
[
"Raise to starting speeds",
1619868476130,
1619870276130
],
[
"Stop",
1619900816130,
1619902076130
]
]
Outputs
(No output)
advanced features
Validation
Input data into message payload must be an array of array of 3 items [[String, date timestamp, date timestamp], ....]
Example of JavaScript validation with Joi:
const dataSchema = Joi.array().items(stepSchema).required();
const stepSchema = Joi.array().length(3).items(Joi.string().required(), Joi.date().timestamp().required(), Joi.date().timestamp().required());
Configuration
The configuration is used to change how the timeline behaves. There are properties to control styling, fonts, the legend, etc.
| Configuration key | Description |
|---|---|
| Display label | Display label of each element |
| Enable responsive | Enable responsive design: Resizes the chart canvas when its container does. |
| Text padding | Label padding space |
| Y-axis configuration | |
| Background colors | Choose two colors for y-axis grid background color |
| Repeat two colors | Repeat two background colors on y-axis grid. |
| Elements or steps background color configuration | |
| Palette 1 | Choose palette 1 colors |
| Palette 2 | Choose palette 2 colors |