[vtkusers] Disable mouse interaction on overlaid image

[Jothybasu Selvaraj]

Great!

Thanks very much!

Jothy

On Thu, Apr 14, 2016 at 9:08 AM, David Gobbi <david.gobbi at gmail.com> wrote:

> Hi Jothy,
>
> I've added a change so that SetCurrentImageToNthImage is public:
> https://gitlab.kitware.com/vtk/vtk/merge_requests/1421/diffs
>
> If you're not sure about how to get the changes with git, then you can
> download the files here:
>
> https://gitlab.kitware.com/vtk/vtk/raw/81d49118/Interaction/Style/vtkInteractorStyleImage.h
>
> https://gitlab.kitware.com/vtk/vtk/raw/81d49118/Interaction/Style/vtkInteractorStyleImage.cxx
>
> Please test to see if this solves the issue.
>
>  - David
>
>
>
>
> On Tue, Apr 12, 2016 at 6:18 PM, Jothybasu Selvaraj <jothybasu at gmail.com>
> wrote:
>
>> I would rather like to have this SetCurrentImageToNthImage to be public
>> and user definable.
>>
>>
>> Jothy
>>
>> On Wed, Apr 13, 2016 at 10:15 AM, Jothybasu Selvaraj <jothybasu at gmail.com
>> > wrote:
>>
>>> Hi David
>>>
>>> I am not familiar with using Gitlab. So, I subclassed
>>> vtkInteractorStyleImage and override SetCurrentImageToNthImage().
>>>
>>> Still it didn't work, because the layer number is hardcoded into StartWindowLevel()
>>> with this->SetCurrentImageToNthImage(-1); So the mouse only interacts with
>>> the last image. I changed it to "0" so that it pick the first image.
>>>
>>> It solves my problem. I only want to interact with the first image :).
>>>
>>>
>>> Thank a lot for your inputs.
>>>
>>>
>>> Cheers
>>>
>>> Jothy
>>>
>>> On Wed, Apr 13, 2016 at 8:42 AM, David Gobbi <david.gobbi at gmail.com>
>>> wrote:
>>>
>>>> Hi Jothy,
>>>>
>>>> Can you try the code change in the following merge request to
>>>> see if it fixes the problem?
>>>>
>>>> https://gitlab.kitware.com/vtk/vtk/merge_requests/1421
>>>>
>>>>  - David
>>>>
>>>>
>>>> On Tue, Apr 12, 2016 at 4:05 PM, Jothybasu Selvaraj <
>>>> jothybasu at gmail.com> wrote:
>>>>
>>>>> Yes, I use vtkInteractorStyleImage.
>>>>>
>>>>> Cheers
>>>>>
>>>>> Jothy
>>>>>
>>>>> On Tue, Apr 12, 2016 at 10:16 PM, David Gobbi <david.gobbi at gmail.com>
>>>>> wrote:
>>>>>
>>>>>> Hi Jothy,
>>>>>>
>>>>>> Are you using vtkInteractionStyleImage?  I checked the code, and it
>>>>>> doesn't
>>>>>> seem to check the pickability of the image.  Specifically, I mean the
>>>>>> code in
>>>>>> SetCurrentImageToNthImage(), which is called by StartWindowLevel().
>>>>>>
>>>>>>  - David
>>>>>>
>>>>>> On Tue, Apr 12, 2016 at 12:44 AM, Jothybasu Selvaraj <
>>>>>> jothybasu at gmail.com> wrote:
>>>>>>
>>>>>>> Dear All
>>>>>>>
>>>>>>> I an image overlaid on another image. I only want mouse interaction
>>>>>>> such as window level change on only one image. How do I do that?
>>>>>>>
>>>>>>> I tried pickable off,on the second image but it doesn't work.
>>>>>>>
>>>>>>> Any help is highly appreciated!
>>>>>>>
>>>>>>>
>>>>>>> Regards
>>>>>>>
>>>>>>> Jothy
>>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>
>
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