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Gui: [skip ci] improve readability of SoFCColorGradient::setRange

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This commit is contained in:
wmayer
2022-04-08 15:17:41 +02:00
parent 33cdb8c640
commit db2236fe22
1 changed files with 5 additions and 4 deletions
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9
src/Gui/SoFCColorGradient.cpp
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@@ -161,12 +161,13 @@ void SoFCColorGradient::setRange(float fMin, float fMax, int prec)
// otherwise output "normal" (fixed notation)
SoMFString label;
std::ios::fmtflags flags = (std::ios::fixed | std::ios::showpoint | std::ios::showpos);
float eps = std::pow(10.0f, static_cast<float>(-prec));
float value_min = std::min<float>(fabs(fMin), fabs(fMax));
float value_max = std::max<float>(fabs(fMin), fabs(fMax));
if ( ( (std::min<float>(fabs(fMin), fabs(fMax)) < eps) && (std::min<float>(fabs(fMin), fabs(fMax)) != 0.0f) )
|| (std::max<float>(fabs(fMin), fabs(fMax)) > 1e4) )
flags = (std::ios::scientific | std::ios::showpoint | std::ios::showpos);
bool scientific = (value_min < eps && value_min > 0.0f) || value_max > 1e4;
std::ios::fmtflags flags = scientific ? (std::ios::scientific | std::ios::showpoint | std::ios::showpos)
: (std::ios::fixed | std::ios::showpoint | std::ios::showpos);
// write the labels
int i = 0;