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18:49:34
slyrus
if I zoom in, then, say, scroll down so (that only) the middle portion of the zoomable area is shown, if I then adjust the zoom, the displayed area resets to 0,0 at the upper left
19:00:52
jackdaniel
this tangentially resembles this: https://github.com/McCLIM/McCLIM/issues/658 but I don't think that the underlying issue is the same
19:03:26
jackdaniel
I've got to go now, but I have something to work with - I can reproduce both issues; I'll let you know if I learn something
19:04:36
slyrus
and I've managed to remove my calls to internal climi routines with no loss of functionality, so that's good!
19:05:26
jackdaniel
keep in mind that resizing the frame will invoke the layout protocol and it doesn't take into account the sheet transformation, so scroll bars will get wrong again
19:06:31
jackdaniel
and here is a fix for mouse scroll in scroll bars: https://plaster.tymoon.eu/view/2734#2734
22:36:39
jackdaniel
if anyone has time and energy to comment on this analysis (most notably the section 'propagating the output changes') then I'll appreciate that a lot. this section applies to the part of the specification that is not implemented at all in McCLIM yet
22:37:37
jackdaniel
there is no rush with it, I probably won't be working much on the incremental redisplay this week