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platforms/drm: Save last working output transform

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This can be useful for testing output transformations without kscreen.
This commit is contained in:
Vlad Zahorodnii 2020-10-12 23:19:10 +03:00
parent 691ce56627
commit 0ef272bc21
1 changed files with 41 additions and 0 deletions
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41
plugins/platforms/drm/drm_backend.cpp
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@ -351,6 +351,45 @@ bool DrmBackend::updateOutputs()
return true;
}
static QString transformToString(DrmOutput::Transform transform)
{
switch (transform) {
case DrmOutput::Transform::Normal:
return QStringLiteral("normal");
case DrmOutput::Transform::Rotated90:
return QStringLiteral("rotate-90");
case DrmOutput::Transform::Rotated180:
return QStringLiteral("rotate-180");
case DrmOutput::Transform::Rotated270:
return QStringLiteral("rotate-270");
case DrmOutput::Transform::Flipped:
return QStringLiteral("flip");
case DrmOutput::Transform::Flipped90:
return QStringLiteral("flip-90");
case DrmOutput::Transform::Flipped180:
return QStringLiteral("flip-180");
case DrmOutput::Transform::Flipped270:
return QStringLiteral("flip-270");
default:
return QStringLiteral("normal");
}
}
static DrmOutput::Transform stringToTransform(const QString &text)
{
static const QHash<QString, DrmOutput::Transform> stringToTransform {
{ QStringLiteral("normal"), DrmOutput::Transform::Normal },
{ QStringLiteral("rotate-90"), DrmOutput::Transform::Rotated90 },
{ QStringLiteral("rotate-180"), DrmOutput::Transform::Rotated180 },
{ QStringLiteral("rotate-270"), DrmOutput::Transform::Rotated270 },
{ QStringLiteral("flip"), DrmOutput::Transform::Flipped },
{ QStringLiteral("flip-90"), DrmOutput::Transform::Flipped90 },
{ QStringLiteral("flip-180"), DrmOutput::Transform::Flipped180 },
{ QStringLiteral("flip-270"), DrmOutput::Transform::Flipped270 }
};
return stringToTransform.value(text, DrmOutput::Transform::Normal);
}
void DrmBackend::readOutputsConfiguration()
{
if (m_outputs.isEmpty()) {
@ -368,6 +407,7 @@ void DrmBackend::readOutputsConfiguration()
// TODO: add mode
if (outputConfig.hasKey("Scale"))
(*it)->setScale(outputConfig.readEntry("Scale", 1.0));
(*it)->setTransform(stringToTransform(outputConfig.readEntry("Transform", "normal")));
pos.setX(pos.x() + (*it)->geometry().width());
}
}
@ -384,6 +424,7 @@ void DrmBackend::writeOutputsConfiguration()
qCDebug(KWIN_DRM) << "Writing output configuration for [" << uuid << "] ["<< (*it)->uuid() << "]";
auto outputConfig = configGroup.group((*it)->uuid());
outputConfig.writeEntry("Scale", (*it)->scale());
outputConfig.writeEntry("Transform", transformToString((*it)->transform()));
}
}