From: Geoffrey F. <fu...@ga...> - 2002-02-27 00:59:40
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Alan W. Irwin writes: > Also, Geoffrey, despite the current flurry of PLplot activity, I especially > hope you will contribute to the discussion of the python/plgetpos choice I > face. I don't want to implement one way, only to find out you prefer the > other choice. Sorry, I realize I'm slipping into the half comatose, half wildly active external appearance thing again. It just comes down to job pressure. I did read your note fully once, but would have to do so at least once or twice more to formulate an opinion worth articulating. Do I correctly surmise that the central issue is the codification of an API for inverse coordinate mapping, from pixel coords on a display to world coords associated with a defined viewport? If so, you should also check to see how this is currently done in other places. I think there's an example of this in x01c, associated with the locator demo, and there's also a demo of this somewhere in the Tk stuff, I think. I know Maurice and I have a Tk app which does this reverse coordinate translation stuff, triggered by Tk mouse motion and button click event bindings, but I think one of us also shoe-horned that into one of the Tk demos, N years ago. So, if this is correct, then we should look for a way to make all the bindings compatible, and at least consider any current usage as a model for such implementation. Alternatively, if I've missed the point of your missive, please spell it out for me again. I'll reread again for the details, but could you just state the purpose clearly in one or two sentences? -- Geoffrey Furnish fu...@ga... |