|Re: How to set the center of a newly created Figure at the Mouse Location? [message #199946 is a reply to message #197182]
||Sun, 03 August 2008 18:47
Originally posted by: rolfes.daniel.web.de|
i've still not managed this problem.
I create a figure from the palette onto the diagram. The mouse
location and the upper-left point of the newly created element will
be the same after the creation.
But I would like the mouse location to be the center of the newly
D. Rolfes schrieb:
> could anyone help me out on this, please?
> D. Rolfes schrieb:
>> I've searched the newsgroup for solutions and there were suggestions
>> to set a breakpoint to SetBoundsCommand. I did the following in the
>> LayoutPolicy in the "protected Command getCreateCommand(CreateRequest
>> request)" method:
>> req.setLocation(//a fixed position));
>> This works fine.
>> My problem is that the location depends on the size of the Figures I
>> want to create. So I figured I have to somehow get to the
>> corresponding EditPart or Figure to get the size. The SetBoundsCommand
>> is afaiu invoked while the Mouse is moved (mouse_move). At this point
>> the EditPart and the Figure are not even created. I think they will be
>> created during the "Mouse Click" (mouse_up).
>> My problem is quite similiar to this one:
>> http://dev.eclipse.org/newslists/news.eclipse.modeling.gmf/m sg11496.html
>> So as i understand, what I need is a place where the mouse location is
>> known and I am able to get to the created EditPart or Figure.
>> After that I can use setLocation() on the created Figure, or is this
>> the wrong idea?
>> Could someone please point me in the right direction?
>> D. Rolfes schrieb:
>>> I create a figure from the palette onto the diagram. The mouse
>>> location and the upper-left point of the newly created element will
>>> be the same after the creation.
>>> But I would like the mouse location to be the center of the newly
>>> created element.
>>> How can I achieve this?
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