Reference line is barely visible (by default)
Reference line is barely visible by default. You need to increase the width to clearly seet it (at least on my screen). Check the attached file and add a reference line.
The width = 1pt for a reference line is visibly different than for a reference range.
System: Ubuntu 23.04
Locale: German,Germany (Decimal point ',', Group separator '.'
Number settings: Decimal point ',', Group separator '.', Exponential 'e', Zero digit '0', Percent '%', Positive/Negative sign '+'/'-' (Updated on restart)
Architecture: x86_64-little_endian-lp64
Kernel: linux 6.2.0-23-generic
C++ Compiler: GNU 12.2.0
C++ Compiler Flags: -g -O2 -fdebug-prefix-map=/build/labplot-oijPf5/labplot-2.10.0+git202306240617~ubuntu23.04.1=. -flto=auto -ffat-lto-objects -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fno-operator-names -fno-exceptions -Wall -Wextra -Wcast-align -Wchar-subscripts -Wformat-security -Wno-long-long -Wpointer-arith -Wundef -Wnon-virtual-dtor -Woverloaded-virtual -Werror=return-type -Werror=init-self -Wvla -Wdate-time -Wsuggest-override -Wlogical-op -Wall -Wextra -Wundef -Wpointer-arith -Wunreachable-code -Wunused -Wdeprecated-declarations -fno-omit-frame-pointer -fstack-protector -fexceptions -std=c++11 -O2 -Wcast-align -Wswitch-enum -fvisibility=default -pedantic -Wzero-as-null-pointer-constant
Edited by Dariusz Laska