Trend Series Charts
D3 Visualization dashboard charts display values that allow you to zoom in/out in order to see specific data. Additionally, dynamic updates to a D3 chart can be paused or stopped allowing you to to navigate to or zoom into a specific time.
Complete the following procedures as needed:
Pause, Refresh, and Restart Dynamic Updates
In the upper-right corner of the trend series chart, you can pause, stop, and start dynamic updates.
- To pause or stop the dynamic updates, click
. - Data retrieval is stopped. A vertical line displays on the chart and based on its position information about the point values on the x and y axis display. The bullet points are color-coded and match the corresponding chart lines.
- Move the vertical line on the chart to view different information about the point values.
- The information about the point values are updated and display as you move the vertical line.
- To refresh the chart, click
. - COVs that have been generating during the pause are retrieved, and the chart is updated. Dynamic updates are still paused.
- To restart dynamic updates, click
.
- Dynamic updates are started once again.
Hide and Display Trend Lines
- To hide a data point value from a trend series chart, in the Legend, click the data point name.
- The corresponding trend line is hidden from the chart, as well as from the information section if dynamic updating was paused.
- To display a hidden data point trend line, click the corresponding grayed out text in the Legend.
- The data point trend line is visible in the chart, and its data displays in the information section.
Zoom in a Chart
Zooming allows for static and dynamic updates within a D3 chart. You can zoom in/out on a chart’s data or you can zoom in/out and retrieve new data as you adjust your view.
NOTE: Zooming is not supported when the chart is in dynamic update mode.
- If the chart is in dynamic mode, click
to pause dynamic updating. - Do one of the following depending on whether or not you want to zoom in on existing data or retrieve new data as you zoom.
- Static Zooming: Zoom in/out on data already present in the chart. Click the slider to zoom in/out. No new data is retrieved.
- Dynamic Zooming: Data is refreshed and new data retrieved, if scrolling out. Click anywhere in the chart, and then press CTRL+mouse wheel to refresh and pull in new data as you zoom in/out of the chart.