neg_vdivs_(1),
resolution_(0),
display_type_(DisplayBoth),
- autoranging_(true)
+ autoranging_(true),
+ value_at_hover_pos_(std::numeric_limits<float>::quiet_NaN())
{
axis_pen_ = AxisPen;
} else {
try {
value_at_hover_pos_ = value_at_pixel_pos_.at(hp.x());
- } catch (out_of_range) {
+ } catch (out_of_range&) {
value_at_hover_pos_ = std::numeric_limits<float>::quiet_NaN();
}
}