[vtkusers] Highlight vtkBoxWidget face by moving the mouse

[Amélie Thery]

Thank you :) I need to find how getting this cellId now ! If anyone else
has an idea, I would be grateful !

2015-12-21 15:03 GMT+01:00 Cory Quammen <cory.quammen at kitware.com>:

> I don't know exactly how to do what you want, but you might want to take a
> look at vtkBoxWidget::HighlightFace(int cellId) for some clues how to do
> this.
>
> Hope that helps,
> Cory
>
> On Mon, Dec 21, 2015 at 6:31 AM, Amélie Thery <theryame at gmail.com> wrote:
>
>> Hi everyone !
>> I am trying to highlight a vtkBoxWidget face, when the mouse position is
>> over it, and without picking it.
>>
>> I have this for the moment :
>> case WM_MOUSEMOVE:
>>             LPPOINT PT=(LPPOINT)malloc(sizeof(LPPOINT));
>>             ::GetCursorPos(PT);
>>             vtkSmartPointer<vtkPropPicker>
>> picker=vtkSmartPointer<vtkPropPicker>::New();
>>             picker->Pick(PT->x, PT->y, 0, this->ren);
>>             double* pos = picker->GetPickPosition();
>>
>> and now I don't know what to do because if I get the actor of the picker,
>> the whole BoxWidget comes and I just want the face.
>> Any help?
>> Thank you,
>> Amélie
>>
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>
>
> --
> Cory Quammen
> R&D Engineer
> Kitware, Inc.
>
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