From: Ethan A M. <sf...@us...> - 2012-06-18 18:44:13
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On Monday, June 18, 2012 10:17:36 am pl...@pi... wrote: > Hi, > > just a quick idea to throw into the air: I was using cntl-mouse_scroll > to zoom in and out on a long data series and found myself having to > adjust left and right. > > What some graphics programs (and ggogleearth) do in this situation is > to zoom on the mouse position. This is a major improvement. > > Put the mouse over the point of interest and zoom in and out. The point > of focus under the mouse stays in the same position and the rest scales > and shifts around it. There was a preliminary patch submitted that would do this: https://sourceforge.net/tracker/index.php?func=detail&aid=2972660&group_id=2055&atid=302055 But it was against an earlier version of gnuplot and the submitter did not update it. If someone wants to pursue this idea, that might be a good place to start. Ethan > > I guess this would not involve much change to the code since the zoom > and the scroll is already there but in terms of usability it is a great > help. > > best regards, Peter. |