/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtWidgets module 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/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.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include <QtCore/qglobal.h>
#include <QtCore/qpoint.h>
#include <QtCore/qstring.h>
#include <QtGui/qpolygon.h>
#include <QtCore/qstringbuilder.h>
#include <QtGui/qaccessible.h>

#ifndef QSTYLEHELPER_P_H
#define QSTYLEHELPER_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <private/qhexstring_p.h>

QT_BEGIN_NAMESPACE

class QPainter;
class QPixmap;
class QStyleOptionSlider;
class QStyleOption;
class QWindow;

namespace QStyleHelper
{
    QString uniqueName(const QString &key, const QStyleOption *option, const QSize &size);
    qreal dpiScaled(qreal value);
#ifndef QT_NO_DIAL
    qreal angle(const QPointF &p1, const QPointF &p2);
    QPolygonF calcLines(const QStyleOptionSlider *dial);
    int calcBigLineSize(int radius);
    void drawDial(const QStyleOptionSlider *dial, QPainter *painter);
#endif //QT_NO_DIAL
    void drawBorderPixmap(const QPixmap &pixmap, QPainter *painter, const QRect &rect,
                     int left = 0, int top = 0, int right = 0,
                     int bottom = 0);
#ifndef QT_NO_ACCESSIBILITY
    bool isInstanceOf(QObject *obj, QAccessible::Role role);
    bool hasAncestor(QObject *obj, QAccessible::Role role);
#endif
    QColor backgroundColor(const QPalette &pal, const QWidget* widget = 0);
    QWindow *styleObjectWindow(QObject *so);
}


QT_END_NAMESPACE

#endif // QSTYLEHELPER_P_H
