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Rich image view set_zoom changes zoom instantly

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This commit is contained in:
Nikita Lisitsa 2021-03-05 20:27:06 +03:00
parent 74423000cb
commit 66194a1adc
1 changed files with 4 additions and 1 deletions
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5
libs/ui/source/rich_image_view.cpp
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@ -47,6 +47,7 @@ namespace psemek::ui
// center1 - center0 = (mouse - bbox.center) * (1 / zoom0 - 1 / zoom1)
zoom_tgt_ = zoom;
zoom_ = zoom;
set_center(center_);
}
@ -101,7 +102,9 @@ namespace psemek::ui
{
if (mouseover_)
{
set_zoom(zoom_tgt_ * std::pow(1.25f, e.delta));
zoom_tgt_ *= std::pow(1.25f, e.delta);
zoom_tgt_ = geom::clamp(zoom_tgt_, zoom_range_);
set_center(center_);
return true;
}
return false;