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Limit scope time span display to two decimals

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This commit is contained in:
f4exb 2016-08-26 21:22:40 +02:00
parent d4070e2941
commit 5174fcdff7
1 changed files with 19 additions and 6 deletions
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23
sdrbase/gui/glscopegui.cpp
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@ -512,15 +512,28 @@ void GLScopeGUI::on_scope_sampleRateChanged(int)
void GLScopeGUI::setTimeScaleDisplay() void GLScopeGUI::setTimeScaleDisplay()
{ {
m_sampleRate = m_glScope->getSampleRate(); m_sampleRate = m_glScope->getSampleRate();
qreal t = (m_glScope->getTraceSize() * 1.0 / m_sampleRate) / (qreal)m_timeBase; double t = (m_glScope->getTraceSize() * 1.0 / m_sampleRate) / (qreal)m_timeBase;
if(t < 0.000001) if(t < 0.000001)
ui->timeText->setText(tr("%1\nns").arg(t * 1000000000.0)); {
t = round(t * 100000000000.0) / 100.0;
ui->timeText->setText(tr("%1\nns").arg(t));
}
else if(t < 0.001) else if(t < 0.001)
ui->timeText->setText(tr("%1\nµs").arg(t * 1000000.0)); {
t = round(t * 100000000.0) / 100.0;
ui->timeText->setText(tr("%1\nµs").arg(t));
}
else if(t < 1.0) else if(t < 1.0)
ui->timeText->setText(tr("%1\nms").arg(t * 1000.0)); {
t = round(t * 100000.0) / 100.0;
ui->timeText->setText(tr("%1\nms").arg(t));
}
else else
ui->timeText->setText(tr("%1\ns").arg(t * 1.0)); {
t = round(t * 100.0) / 100.0;
ui->timeText->setText(tr("%1\ns").arg(t));
}
} }
void GLScopeGUI::setTraceLenDisplay() void GLScopeGUI::setTraceLenDisplay()