[vtkusers] Recent problems with vtkScalarBarWidget on relaese candidate

[Alexandre Boucher]

Thanks for looking at this.

I checked on my linux build and the bar is fine (with rc2).  I have the rc1
on my windows machine.  I will recompile everything with rc2 on windows and
try again.

Thanks


On Wed, Jun 5, 2013 at 10:48 AM, David Thompson
<david.thompson at kitware.com>wrote:

> Hi David,
>
> > @David Thompson. Will http://review.source.kitware.com/#/t/2845/ fix
> this?
>
> I don't think so; it appears that the scalar bar height is being computed
> incorrectly. The topic you mention just changes font sizes, not the
> rectangle for the scalar bar.
>
> If I had to guess... it might be related to changing the coordinate system
> of one of the actor's control points with
> SetCoordinateSystemToNormalizedViewport(). But doing the same to some test
> code didn't cause a similar problem.
>
>         David
>
>
> > On Wed, Jun 5, 2013 at 11:54 AM, Alexandre Boucher <afboucher at gmail.com>
> wrote:
> > Hello all,
> >
> > I am having problems with vtkScalarBarWidget with the release candidate
> (on Windows 7).  When in vertical mode the bar is either very tall or not
> positioned properly.  The white bounding box that shows up when the cursor
> move on top the widget is displaying correctly   It is fine in horizontal
> mode (see attached figures.)
> >
> > Here how the widget is created
> >
> >   cbar_widget_ = vtkScalarBarWidget::New();
> >   cbar_widget_->GetScalarBarActor()->GetLabelTextProperty()->BoldOff();
> >   cbar_widget_->GetScalarBarActor()->GetLabelTextProperty()->ShadowOff();
> >
> cbar_widget_->GetScalarBarActor()->GetLabelTextProperty()->SetFontSize(8);
> >
> cbar_widget_->GetScalarBarActor()->GetPositionCoordinate()->SetCoordinateSystemToNormalizedViewport();
> >
> > and later on:
> > cbar_widget_->SetInteractor(
> renderer_->GetRenderWindow()->GetInteractor() );
> >
> > Does anyone has an idea of what is going on?
> >
> > Best,
> > Alex
> >
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