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kwineffects: Allow specifying render window for EffectQuickView

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QtQuick can use the render window to compute the device pixel ratio for
the managed QQuickWindow.
This commit is contained in:
Vlad Zahorodnii 2021-07-23 09:30:23 +03:00
parent c51de0f370
commit 9675da6325
2 changed files with 66 additions and 1 deletions
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51
src/libkwineffects/kwineffectquickview.cpp
View file

@ -29,6 +29,29 @@
namespace KWin
{
class EffectQuickRenderControl : public QQuickRenderControl
{
Q_OBJECT
public:
explicit EffectQuickRenderControl(QWindow *renderWindow, QObject *parent = nullptr)
: QQuickRenderControl(parent)
, m_renderWindow(renderWindow)
{
}
QWindow *renderWindow(QPoint *offset) override
{
if (offset) {
*offset = QPoint(0, 0);
}
return m_renderWindow;
}
private:
QPointer<QWindow> m_renderWindow;
};
class Q_DECL_HIDDEN EffectQuickView::Private
{
public:
@ -62,10 +85,20 @@ EffectQuickView::EffectQuickView(QObject *parent)
}
EffectQuickView::EffectQuickView(QObject *parent, ExportMode exportMode)
: EffectQuickView(parent, nullptr, exportMode)
{
}
EffectQuickView::EffectQuickView(QObject *parent, QWindow *renderWindow)
: EffectQuickView(parent, renderWindow, effects->isOpenGLCompositing() ? ExportMode::Texture : ExportMode::Image)
{
}
EffectQuickView::EffectQuickView(QObject *parent, QWindow *renderWindow, ExportMode exportMode)
: QObject(parent)
, d(new EffectQuickView::Private)
{
d->m_renderControl = new QQuickRenderControl(this);
d->m_renderControl = new EffectQuickRenderControl(renderWindow, this);
d->m_view = new QQuickWindow(d->m_renderControl);
d->m_view->setFlags(Qt::FramelessWindowHint);
@ -365,6 +398,20 @@ EffectQuickScene::EffectQuickScene(QObject *parent)
d->qmlObject = new KDeclarative::QmlObjectSharedEngine(this);
}
EffectQuickScene::EffectQuickScene(QObject *parent, QWindow *renderWindow)
: EffectQuickView(parent, renderWindow)
, d(new EffectQuickScene::Private)
{
d->qmlObject = new KDeclarative::QmlObjectSharedEngine(this);
}
EffectQuickScene::EffectQuickScene(QObject *parent, QWindow *renderWindow, ExportMode exportMode)
: EffectQuickView(parent, renderWindow, exportMode)
, d(new EffectQuickScene::Private)
{
d->qmlObject = new KDeclarative::QmlObjectSharedEngine(this);
}
EffectQuickScene::EffectQuickScene(QObject *parent, EffectQuickView::ExportMode exportMode)
: EffectQuickView(parent, exportMode)
, d(new EffectQuickScene::Private)
@ -405,3 +452,5 @@ QQuickItem *EffectQuickScene::rootItem() const
}
} // namespace KWin
#include "kwineffectquickview.moc"

16
src/libkwineffects/kwineffectquickview.h
View file

@ -61,6 +61,20 @@ public:
*/
EffectQuickView(QObject *parent);
/**
* Construct a new EffectQuickView with the specified @a parent and the
* render window @a renderWindow. The render window can be used by QtQuick
* to compute the scale factor.
*/
EffectQuickView(QObject *parent, QWindow *renderWindow);
/**
* Construct a new EffectQuickView with the specified @a parent and the
* render window @a renderWindow. The render window can be used by QtQuick
* to compute the scale factor.
*/
EffectQuickView(QObject *parent, QWindow *renderWindow, ExportMode exportMode);
/**
* Construct a new KWinQuickView explicitly stating an export mode
*/
@ -157,6 +171,8 @@ class KWINEFFECTS_EXPORT EffectQuickScene : public EffectQuickView
public:
EffectQuickScene(QObject *parent);
EffectQuickScene(QObject *parent, ExportMode exportMode);
EffectQuickScene(QObject *parent, QWindow *renderWindow);
EffectQuickScene(QObject *parent, QWindow *renderWindow, ExportMode exportMode);
~EffectQuickScene();
QQmlContext *rootContext() const;