diff options
Diffstat (limited to 'src/gui/kernel/qhighdpiscaling_p.h')
-rw-r--r-- | src/gui/kernel/qhighdpiscaling_p.h | 52 |
1 files changed, 32 insertions, 20 deletions
diff --git a/src/gui/kernel/qhighdpiscaling_p.h b/src/gui/kernel/qhighdpiscaling_p.h index a7b80982af..eb3a9d5545 100644 --- a/src/gui/kernel/qhighdpiscaling_p.h +++ b/src/gui/kernel/qhighdpiscaling_p.h @@ -1,31 +1,37 @@ /**************************************************************************** ** -** Copyright (C) 2015 The Qt Company Ltd. -** Contact: http://www.qt.io/licensing/ +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtGui module of the Qt Toolkit. ** -** $QT_BEGIN_LICENSE:LGPL21$ +** $QT_BEGIN_LICENSE:LGPL$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms -** and conditions see http://www.qt.io/terms-conditions. For further -** information use the contact form at http://www.qt.io/contact-us. +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 or version 3 as published by the Free -** Software Foundation and appearing in the file LICENSE.LGPLv21 and -** LICENSE.LGPLv3 included in the packaging of this file. Please review the -** following information to ensure the GNU Lesser General Public License -** requirements will be met: https://www.gnu.org/licenses/lgpl.html and -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. ** -** As a special exception, The Qt Company gives you certain additional -** rights. These rights are described in The Qt Company LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. ** ** $QT_END_LICENSE$ ** @@ -376,7 +382,8 @@ inline QRegion fromNativeLocalRegion(const QRegion &pixelRegion, const QWindow * qreal scaleFactor = QHighDpiScaling::factor(window); QRegion pointRegion; - foreach (const QRect &rect, pixelRegion.rects()) { + const auto rects = pixelRegion.rects(); + for (const QRect &rect : rects) { pointRegion += QRect(fromNative(rect.topLeft(), scaleFactor), fromNative(rect.size(), scaleFactor)); } @@ -408,7 +415,8 @@ inline QRegion toNativeLocalRegion(const QRegion &pointRegion, const QWindow *wi qreal scaleFactor = QHighDpiScaling::factor(window); QRegion pixelRegon; - foreach (const QRect &rect, pointRegion.rects()) { + const auto rects = pointRegion.rects(); + for (const QRect &rect : rects) { pixelRegon += QRect(toNative(rect.topLeft(), scaleFactor), toNative(rect.size(), scaleFactor)); } @@ -465,8 +473,10 @@ QVector<T> fromNativePixels(const QVector<T> &pixelValues, const QWindow *window return pixelValues; QVector<T> pointValues; - foreach (const T& pixelValue, pixelValues) - pointValues.append(pixelValue / QHighDpiScaling::factor(window)); + pointValues.reserve(pixelValues.size()); + const auto factor = QHighDpiScaling::factor(window); + for (const T &pixelValue : pixelValues) + pointValues.append(pixelValue / factor); return pointValues; } @@ -478,8 +488,10 @@ QVector<T> toNativePixels(const QVector<T> &pointValues, const QWindow *window) return pointValues; QVector<T> pixelValues; - foreach (const T& pointValue, pointValues) - pixelValues.append(pointValue * QHighDpiScaling::factor(window)); + pixelValues.reserve(pointValues.size()); + const auto factor = QHighDpiScaling::factor(window); + for (const T &pointValue : pointValues) + pixelValues.append(pointValue * factor); return pixelValues; } |