Hi Jukka,
I will take sometimes to think about your post. I want only to point out
(Note 2 and 5) that there is an alternative to pan/zoom without keyboard.
It is on right click context menu where there are zoom in and out and
"center zoom" which could be used as a substitute for pan shortcut.
Peppe
2013/3/6 Rahkonen Jukka <jukka.rahko...@mmmtike.fi>
> Hi,
>
> I list some quick notes about digitizing with OpenJUMP and some other
> programs.
>
> 1) - Before Ede implemented the new keyboard shortcuts the only way to
> cancel digitizing was to reselect the same digitizing tool or some other
> tool from the toolbox or Select features or Fence tool from the main menu.
> - With the new keyboard shortcuts we have now, selecting another tool
> does not cancel drawing but the only way to cancel digitizing is to press
> Esc when the same tool that was used to start drawing is active.
> - Behaviour is clearly different. I do not say if it better or worse.
>
> 2) - It is essential to be able to pan and zoom and continue to draw a
> long linestring or big polygon after that. In OpenJUMP this is possible by
> using the keyboard shortcuts. Actually, it is the only way. User cannot use
> for example Pan or Zoom tools from the main menu because selecting another
> tool cancels drawing.
> - Digitizing with Pan/Zoom keyboard shortcuts is nice and efficient but
> user needs to know how to use the shortcuts. It is probably not evident for
> new users.
> - Panning and zooming during drawing is not possible without keyboard.
> - QGis does not have at all as nice shortcuts for digitizing. It does have
> configurable shortcuts but they are not as nice to use (my opinion).
> - QGis does not cancel drawing if another tool is selected. Actually the
> default way to digitize seems to be to draw as long it is possible, select
> Pan tool, pan, select drawing tool, continue drawing, select Pan tool etc.
> I wouldn' t like to work that way but it is easy for the beginners and
> user do not need to touch the keyboard while drawing.
> - uDig cancels drawing when another tool is selected.
> - QGis and uDig are not totally comparable with OpenJUMP because they
> allow only one geometry type per layer and only one layer at a time can be
> editable.
>
> 3) - I do not see a reason for keeping not ready digitized feature open if
> it is not compulsory like it is with the QGis way to do use panning.
> Except one use case which I will tell later. For me it is OK to cancel
> drawing without asking if user selects another tool.
>
> 4) - However, if OpenJUMP should be used for digitizing with GPS a
> possibility to keep feature open for digitizing would be very good thing.
> It may take 5 minutes to walk to the next vertex when you are out in the
> field and if you see something else that should be recorded on another
> layer you would like to interrupt, save point or vertex of another feature
> and continue gathering points to your first feature. However, for efficient
> work user should be able to keep however many features open and user
> interface should be made to support selecting which not ready feature to
> continue. It is not so simple but I know one old PDA software (SOLO Field)
> where this was implemented well.
>
> 5) - We should perhaps think a bit more about making it somehow possible
> to digitize without keyboard because It may be that Windows 8 computers
> with touchscreen and keyboard will come more common. There was discussion
> about a related thing last year, read "SuperZoom and other zoom/pan tools"
> from http://blog.gmane.org/gmane.comp.gis.jump.devel/month=20120201.
> Perhaps improved SuperZoom tool could be a good solution. Let's hope
> Matthias hears and buys a laptop with touchscreen and does some testing :)
>
> That's all for today.
>
> -Jukka Rahkonen-
>
>
>
> ------------------------------------------------------------------------------
> Symantec Endpoint Protection 12 positioned as A LEADER in The Forrester
> Wave(TM): Endpoint Security, Q1 2013 and "remains a good choice" in the
> endpoint security space. For insight on selecting the right partner to
> tackle endpoint security challenges, access the full report.
> http://p.sf.net/sfu/symantec-dev2dev
> _______________________________________________
> Jump-pilot-devel mailing list
> Jump-pilot-devel@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel
>
------------------------------------------------------------------------------
Symantec Endpoint Protection 12 positioned as A LEADER in The Forrester
Wave(TM): Endpoint Security, Q1 2013 and "remains a good choice" in the
endpoint security space. For insight on selecting the right partner to
tackle endpoint security challenges, access the full report.
http://p.sf.net/sfu/symantec-dev2dev
_______________________________________________
Jump-pilot-devel mailing list
Jump-pilot-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel
