[Paraview] Problems with displaying labels floating over data points

[Nenad Vujicic]

Hello Utkarsh,

Thank You very much for Your help! It works great when created as
Python macro. I probably messed up something in my C++ code.

Best regards,
Nenad.

On Thu, May 10, 2012 at 2:28 PM, Utkarsh Ayachit
<utkarsh.ayachit at kitware.com> wrote:
> Creating a DataLabelRepresentation should have worked. Here's a Python
> script that illustrates the same:
>
> from paraview.simple import *
> s = Sphere()
> r = Show()
> v = Render()
> l = servermanager.rendering.DataLabelRepresentation()
> l.Input = s
> l.PointLabelVisibility = 1
> l.PointLabelMode = "IDs"
> v.Representations.append(l)
> Render()
>
> Utkarsh
>
> On Wed, May 9, 2012 at 5:53 PM, Nenad Vujicic <nenadus at gmail.com> wrote:
>> Hello everyone,
>>
>> I have a set of points over which I would like to have floating labels
>> rendered from values defined in per-point attribute array. If I select
>> these points and turn on "Point Labels", on Selection Inspector
>> docking panel, I get exactly what I need, but, I would like to have
>> these labels not bound to currently selected points.
>>
>> I figured out that these labels are drawn using
>> vtkDataLabelRepresentation class, but I was unable to apply this
>> representation to points I extracted from plugin. My idea was to
>> create a filter, which will extract all points I'm interested in, and
>> to catch adding new representation
>> object to Server Manager and current view and replace it with
>> pqDataRepresentation which points to vtkDataLabelRepresentation.
>> Unfortunately, it didn't work. I also tried with patching
>> vtkPVCompositeRepresentation to have always turned on these labels,
>> but it failed too.
>>
>> Does anyone have idea how I could add these labels?
>>
>> Thanks to everyone!
>>
>> Nenad.
>> _______________________________________________
>> Powered by www.kitware.com
>>
>> Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html
>>
>> Please keep messages on-topic and check the ParaView Wiki at: http://paraview.org/Wiki/ParaView
>>
>> Follow this link to subscribe/unsubscribe:
>> http://www.paraview.org/mailman/listinfo/paraview