>
> On Nov 13, 2007, at 1:04 PM, Richard Penman wrote:
>
> > hi,
> >
> > I have a Fl_Pack in a FL_Scroll to form an image browser. My problem
> > is when I resize it vertically the images get stretched vertically.
>
>
> Assuming you have a horizontal Pack, the Pack will always stretch
> vertically. That's what it was designed to do. You can either rewrite
> the "resize()" function of Pack, or you can add another group level
> inside Pack, for example:
>
>
> scr = new Fl_Scroll(10, 10, 100, 100);
> scr->begin();
> pck = new Fl_Pack(10, 10, 100, 100); // fill the scroll
> pck->begin();
> for (i=0; i<20, ++i) {
> grp = new Fl_Group(10+i*20, 10, 20, 100); // this will fill the
> Pack
> // with invisible widget groups
> grp->begin();
> img = new Fl_Box(FL_UP_BOX, grp->x(), grp->y(), grp->w(), 50);
> // creates 50 pixel high poxes at the top of the group
> filler = new Fl_Box(FL_FLAT_BOX, grp->x(), grp->y()+50, grp-
> >w(), grp->h()-50);
> // creates a filler pieces that does all the resizing
> grp->resizable(filler);
> // now your img will never change size
> grp->end();
> }
> pck->end();
> scr->end();
>
>
> ----
> http://robowerk.com/
>
>
if I understand correctly this prevents the image resizing by setting the
resizable to another element. (Couldn't this also be achieved by setting the
scroll resizable to null, as Paolo suggested?)
However I do want my images to resize with the scroll - I just want their
aspect ratios maintained.
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