Adapt to KSvg api changes

Size/elementSize is a QSizeF now.

Depends on https://invent.kde.org/frameworks/ksvg/-/merge_requests/29.

src/kcms/screenedges/screenpreviewwidget.cpp

@@ -145,7 +145,7 @@ void ScreenPreviewWidget::paintEvent(QPaintEvent *event)
     QPainter painter(this);
     QPoint standPosition(d->monitorRect.center().x() - d->screenGraphics->elementSize("base").width() / 2, d->previewRect.bottom());
 
-    d->screenGraphics->paint(&painter, QRect(standPosition, d->screenGraphics->elementSize("base")), "base");
+    d->screenGraphics->paint(&painter, QRect(standPosition, d->screenGraphics->elementSize("base").toSize()), "base");
     d->screenGraphics->paintFrame(&painter, d->monitorRect.topLeft());
 
     painter.save();

src/plugins/screenedge/screenedgeeffect.cpp

@@ -242,13 +242,13 @@ QSize ScreenEdgeEffect::cornerGlowSize(ElectricBorder border)
 
     switch (border) {
     case ElectricTopLeft:
-        return m_glow->elementSize(QStringLiteral("bottomright"));
+        return m_glow->elementSize(QStringLiteral("bottomright")).toSize();
     case ElectricTopRight:
-        return m_glow->elementSize(QStringLiteral("bottomleft"));
+        return m_glow->elementSize(QStringLiteral("bottomleft")).toSize();
     case ElectricBottomRight:
-        return m_glow->elementSize(QStringLiteral("topleft"));
+        return m_glow->elementSize(QStringLiteral("topleft")).toSize();
     case ElectricBottomLeft:
-        return m_glow->elementSize(QStringLiteral("topright"));
+        return m_glow->elementSize(QStringLiteral("topright")).toSize();
     default:
         return QSize();
     }