The Market Analyzer will go through historical data before going into real-time data.
As an example, lets say that your indicator writes the time to a file for every historical bar. If you add the indicator to the Market Analyzer it will write the bar time for all of the historical data to the file. This is because it does go through the historical data before entering real-time data.
The issue is that after its gone through that historical data and has started receiving real-time data, you cannot go back to where it has already processed historical data and display those historical values. (There is no scrollbar or any controls to move a Market Analyzer back in time. This is because the Market Analyzer is designed to display the currently held value. This is shown after it has processed historical data.)
So what I think you are asking for, is to make the Market Analyzer like a chart in that it has a scroll bar and this will somehow allow the Market Analyzer to display values for historical bars instead of updating on each tick/bar the way that it has currently been designed.
This is my assumption as I don't have a lot of details of how you are wanting this to work.
I can say, the Market Analyzer does run through the historical data before entering real-time data.
Also, I will submit a feature request in your behalf to have NinjaTrader work with all unsupported brokerages and datafeeds. It will be up to the development department to decide to implement this request.
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