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Implement high DPI support in KWin QPA

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Summary: Basically just a copy and paste from the relevant Qt Wayland
parts.

Reviewers: #plasma

Subscribers: plasma-devel

Tags: #plasma

Differential Revision: https://phabricator.kde.org/D5172
This commit is contained in:
David Edmundson 2017-03-25 12:16:46 +00:00
parent 44a6050e83
commit 8ef184e1cd
2 changed files with 7 additions and 1 deletions
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7
plugins/qpa/screen.cpp
View file

@ -50,7 +50,7 @@ QImage::Format Screen::format() const
QRect Screen::geometry() const
{
return m_output ? m_output->geometry() : QRect(0, 0, 1, 1);
return m_output ? QRect(m_output->globalPosition(), m_output->pixelSize() / m_output->scale()) : QRect(0, 0, 1, 1);
}
QSizeF Screen::physicalSize() const
@ -73,5 +73,10 @@ QDpi Screen::logicalDpi() const
return QPlatformScreen::logicalDpi();
}
qreal Screen::devicePixelRatio() const
{
return m_output ? (qreal)m_output->scale() : 1.0;
}
}
}

1
plugins/qpa/screen.h
View file

@ -49,6 +49,7 @@ public:
QSizeF physicalSize() const override;
QPlatformCursor *cursor() const override;
QDpi logicalDpi() const override;
qreal devicePixelRatio() const override;
private:
QPointer<KWayland::Client::Output> m_output;