User (Legacy) Posted December 19, 2005 Report Posted December 19, 2005 Hi, I created a chart with both an OpenHighLowClose graph which gives the user the ability to roll up the data (on the database server side, not using the "Compact(int i)" function), and a bar graph that represents volume, using ChartFX for VS .NET 2005. The problem is that if the user chooses "30-minute bars" or "1 hour bars", the volume bar graph is also rolled up into 30-minute or 1-hour increments, but I would like to get the volume bar graph to display at 1-minute intervals, even when the OpenHighLowClose bars display 30-minute intervals. I have 1 ADO .NET data table that holds all the non-rolled up ticks of data, and another data table with the rolled up (i.e. 30-minute bars) of Open, High, Low, Close, and Volume data. I believe that I need to make the "Volume" Series contain lots more points than the rolled up OpenHighLowClose series. Is it possible to do this on the same graph? How can I do this? Thanks in advance, Brook Hunter
Software FX Posted December 19, 2005 Report Posted December 19, 2005 You will need two graphs. The reason is not that the number of points is different, you can achieve this using Hidden points but that the scale is different, on one hand you have 1 axis unit representing 1 minute and in the other 30 minutes. Multiple panes share the same X-Axis so that they can be synchronized, what you need is two independent charts coming from different datasets. -- Francisco Padron www.chartfx.com
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