ChartDirector 6.2 (.NET Edition)

Realtime Charts


This section describes how to use ChartDirector to create realtime charts.

For Windows Applications

Realtime Charts (Windows)
Description of the general approach of creating realtime charts in ChartDirector for Windows applications.

Simple Realtime Chart (Windows)
This sample program demonstrates a Windows based realtime chart with configurable chart update rate.

Realtime Chart with Track Line (Windows)
This example extends Simple Realtime Chart (Windows) by including a track cursor that updates the legend to display the data values as the mouse cursor moves over the chart. When the mouse is not over the chart, the track cursor will display the latest data values in the legend.

Realtime Chart with Zooming and Scrolling (Windows)
This example extends Realtime Chart with Track Line (Windows) by supporting zooming and scrolling.

For Web Applications

Realtime Charts (Web)
Description of the general approach of creating realtime charts in ChartDirector for web applications.

Simple Realtime Chart (Web)
This sample program demonstrates a web based realtime chart with configurable chart update rate, in which the chart image is being updated via streaming.

Realtime Chart with Snapshot (Web)
The example extends the Simple Realtime Chart (Web) example by adding buttons to download the chart in PNG and PDF formats.

Realtime Chart with Track Line (Web)
This sample program demonstrates a realtime chart with configurable chart update rate, in which the chart image is being updated via AJAX means. It includes a track cursor that updates the legend dynamically to display the data values as the mouse cursor moves over the chart. When the mouse is not over the chart, the track cursor will display the latest data values.