diff options
Diffstat (limited to 'Userland/Libraries')
| -rw-r--r-- | Userland/Libraries/LibGUI/ValueSlider.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/Userland/Libraries/LibGUI/ValueSlider.cpp b/Userland/Libraries/LibGUI/ValueSlider.cpp index 3d868913dd..0410d0a484 100644 --- a/Userland/Libraries/LibGUI/ValueSlider.cpp +++ b/Userland/Libraries/LibGUI/ValueSlider.cpp @@ -139,11 +139,14 @@ Gfx::IntRect ValueSlider::knob_rect() const int ValueSlider::value_at(Gfx::IntPoint position) const { - if (position.x() < bar_rect().left()) + int knob_thickness = knob_length(); + float leftmost_knob_center = (float)bar_rect().left() + (float)knob_thickness / 2; + if (position.x() < leftmost_knob_center) return min(); - if (position.x() > bar_rect().right()) + float rightmost_knob_center = (float)bar_rect().right() - (float)knob_thickness / 2; + if (position.x() > rightmost_knob_center) return max(); - float relative_offset = (float)(position.x() - bar_rect().left()) / (float)bar_rect().width(); + float relative_offset = (float)(position.x() - leftmost_knob_center) / (rightmost_knob_center - leftmost_knob_center); int range = max() - min(); return min() + (int)roundf(relative_offset * (float)range); |