[Qt-interest] QGraphicsTextItem adjustSize()
Stacy Alley
salley at usgs.gov
Mon Feb 23 19:47:06 CET 2009
Thank you Sean.
I feel like I understand the scaling part now, but I'm still not seeing
my text appear.
If I hard code the font size to some large number I can see the text,
but when I set the font
size to a reasonable number (12) and then try to do the p_label->scale
(1.0/m11(), m.m22() ); line I loose my
text. Am I missing something? when do you set your font size and to
what number?
Thanks for your help!!
Stacy
Sean Harmer wrote:
> On Monday 23 February 2009 17:56:36 Stacy Alley wrote:
>
>> Hi Sean,
>> This look promising! I'm wondering what type of object you are
>> implementing the resizeEvent method in
>> so that you have a rect() method (when you calculate dx and dy)? I'm
>> inside a QGraphicsPolygonItem and I have access to boundingRect but not
>> rect.
>>
> Oh yes sorry I forgot to mention this is a QGraphicsWidgetItem subclass.
> However you could just use boundingRect() from QGraphicsItem. This is only to
> centre the text wrt the containing object though. The bit you were after was
> the scaling part.
>
> Good luck,
>
> Sean
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--
Stacy Alley
Astrogeology Team Programmer
U.S. Geological Survey
2255 North Gemini Drive
Flagstaff, AZ 86001
(928)556-7258
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