src/kitemviews/private/kitemviewsutils.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2023 Kai Uwe Broulik <kde@broulik.de>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-or-later
   5  */
   6
   7 #include "kitemviewsutils.h"
   8
   9 #include <QApplication>
  10 #include <QGraphicsItem>
  11 #include <QGraphicsScene>
  12 #include <QGraphicsView>
  13
  14 qreal KItemViewsUtils::devicePixelRatio(const QGraphicsItem *item)
  15 {
  16     qreal dpr = qApp->devicePixelRatio();
  17     if (item->scene()) {
  18         if (const auto views = item->scene()->views(); !views.isEmpty()) {
  19             dpr = views.first()->devicePixelRatioF();
  20         }
  21     }
  22     return dpr;
  23 }