ETM-Schurig/powersync-app
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Fix max brightness for screen display brightness

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This commit is contained in:
Michael Zanetti 2020-12-23 16:52:38 +01:00
parent c358c448b6
commit 5b83b5b6c9
1 changed files with 6 additions and 5 deletions
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11
nymea-app/platformintegration/generic/screenhelper.cpp
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@ -59,7 +59,7 @@ ScreenHelper::ScreenHelper(QObject *parent) : QObject(parent)
continue;
}
bool ok;
m_maxBrightness = maxBrightnessFile.readAll().toInt(&ok);
m_maxBrightness = maxBrightnessFile.readLine().trimmed().toInt(&ok);
if (!ok) {
qWarning() << "Error reading max brightness value from" << maxBrightnessFile.fileName();
m_maxBrightness = -1;
@ -75,9 +75,10 @@ ScreenHelper::ScreenHelper(QObject *parent) : QObject(parent)
}
qDebug() << "Backlight control enabled on" << m_powerFile.fileName();
QByteArray currentBrightness = m_brightnessFile.readLine();
m_currentBrightness = currentBrightness.trimmed().toInt() * 100 / m_maxBrightness;
qDebug() << "Current brightness is: Absolute:" << currentBrightness << "Percentage:" << m_currentBrightness;
bool ok;
int currentBrightness = m_brightnessFile.readLine().trimmed().toInt(&ok);
m_currentBrightness = currentBrightness * 100 / m_maxBrightness;
qDebug().nospace() << "Brigness: Absolute: " << currentBrightness << "/" << m_maxBrightness << " Percentage:" << m_currentBrightness;
screenOn();
@ -128,7 +129,7 @@ int ScreenHelper::screenBrightness() const
void ScreenHelper::setScreenBrightness(int percent)
{
m_currentBrightness = percent;
m_brightnessFile.write(QString("%1\n").arg(percent * 255 / 100).toUtf8());
m_brightnessFile.write(QString("%1\n").arg(percent * m_maxBrightness / 100).toUtf8());
m_brightnessFile.flush();
}