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espoSpinBox no longer shows float precision errors near zero

This commit is contained in:
Chris Esposito 2018-09-22 06:14:03 +10:00
parent 2158a6f58b
commit d23831868e
1 changed files with 6 additions and 5 deletions
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11
Desktop_Interface/ui_elements/espospinbox.cpp
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@ -8,9 +8,12 @@ espoSpinBox::espoSpinBox(QWidget *parent) : QDoubleSpinBox(parent)
QString espoSpinBox::textFromValue(double value) const{
QString windowText;
if (value == 0){
QTextStream(&windowText) << value;
lastValidValue = value;
double approximatelyZero = pow(10, -1 * (decimals() + 1));
if (std::abs(value) <= approximatelyZero){
QTextStream(&windowText) << 0;
lastValidValue = 0;
return windowText;
}
if (abs(value) >= 1000000){
@ -56,8 +59,6 @@ void espoSpinBox::setMin(double newMin){
void espoSpinBox::changeStepping(double value){
double roundval = pow(10.0, floor(log10(abs(value)))); //http://stackoverflow.com/questions/22491505/how-to-round-down-to-the-nearest-power-of-10
double minimumStepSize = pow(10, -1 * decimals());
qDebug() << "roundval" << roundval;
qDebug() << "minimumStepSize" << minimumStepSize;
setSingleStep(std::max(minimumStepSize, roundval/10));
}