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Diffstat (limited to 'src/plugins/platforms/windows/qwindowsscaling.h')
-rw-r--r-- | src/plugins/platforms/windows/qwindowsscaling.h | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/src/plugins/platforms/windows/qwindowsscaling.h b/src/plugins/platforms/windows/qwindowsscaling.h deleted file mode 100644 index 39e554bbe2..0000000000 --- a/src/plugins/platforms/windows/qwindowsscaling.h +++ /dev/null @@ -1,106 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2015 The Qt Company Ltd. -** Contact: http://www.qt.io/licensing/ -** -** This file is part of the plugins of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL21$ -** 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. -** -** 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. -** -** 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QWINDOWSSCALING_H -#define QWINDOWSSCALING_H - -#include <QtGui/QRegion> -#include <QtCore/QVector> -#include <QtCore/QRect> - -QT_BEGIN_NAMESPACE - -enum -#if defined(Q_COMPILER_CLASS_ENUM) || defined(Q_CC_MSVC) - : int -#endif -{ QWINDOWSIZE_MAX = 16777215 }; - -class QWindowsScaling { -public: - static bool isActive() { return m_factor > 1; } - static int factor() { return m_factor; } - static void setFactor(int factor) { m_factor = factor; } - static int determineUiScaleFactor(); - - // Scaling helpers for size constraints. - static int mapToNativeConstrained(int qt) - { return m_factor != 1 && qt > 0 && qt < QWINDOWSIZE_MAX ? qt * m_factor : qt; } - - static int mapFromNativeConstrained(int dp) - { return m_factor != 1 && dp > 0 && dp < QWINDOWSIZE_MAX ? dp / m_factor : dp; } - - static QSize mapToNativeConstrained(const QSize &qt) - { return QSize(mapToNativeConstrained(qt.width()), mapToNativeConstrained(qt.height())); } - - static QRect mapToNative(const QRect &qRect) - { - return QRect(qRect.x() * m_factor, qRect.y() * m_factor, qRect.width() * m_factor, qRect.height() * m_factor); - } - - static QRect mapFromNative(const QRect &dp) - { - return isActive() ? - QRect(dp.x() / m_factor, dp.y() / m_factor, (dp.width() + 1) / m_factor, (dp.height() + 1) / m_factor) : - dp; - } - - static QRegion mapToNative(const QRegion ®ionQt) - { - if (!QWindowsScaling::isActive() || regionQt.isEmpty()) - return regionQt; - - QRegion result; - foreach (const QRect &rectQt, regionQt.rects()) - result += QWindowsScaling::mapToNative(rectQt); - return result; - } - - static QRegion mapFromNative(const QRegion ®ionDp) - { - if (!QWindowsScaling::isActive() || regionDp.isEmpty()) - return regionDp; - - QRegion result; - foreach (const QRect &rectDp, regionDp.rects()) - result += QWindowsScaling::mapFromNative(rectDp); - return result; - } - -private: - static int m_factor; -}; - -QT_END_NAMESPACE - -#endif // QWINDOWSSCALING_H |