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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 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 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QICON_P_H
#define QICON_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 <QtCore/qglobal.h>
#include <QtCore/qsize.h>
#include <QtCore/qlist.h>
#include <QtGui/qpixmap.h>
#include <QtGui/qicon.h>
#include <QtGui/qiconengine.h>
#ifndef QT_NO_ICON
QT_BEGIN_NAMESPACE
class QIconPrivate
{
public:
QIconPrivate();
~QIconPrivate() {
delete engine;
}
qreal pixmapDevicePixelRatio(qreal displayDevicePixelRatio, const QSize &requestedSize, const QSize &actualSize);
QIconEngine *engine;
QAtomicInt ref;
int serialNum;
int detach_no;
};
struct QPixmapIconEngineEntry
{
QPixmapIconEngineEntry():mode(QIcon::Normal), state(QIcon::Off){}
QPixmapIconEngineEntry(const QPixmap &pm, QIcon::Mode m = QIcon::Normal, QIcon::State s = QIcon::Off)
:pixmap(pm), size(pm.size()), mode(m), state(s){}
QPixmapIconEngineEntry(const QString &file, const QSize &sz = QSize(), QIcon::Mode m = QIcon::Normal, QIcon::State s = QIcon::Off)
:fileName(file), size(sz), mode(m), state(s){}
QPixmapIconEngineEntry(const QString &file, const QImage &image, QIcon::Mode m = QIcon::Normal, QIcon::State s = QIcon::Off);
QPixmap pixmap;
QString fileName;
QSize size;
QIcon::Mode mode;
QIcon::State state;
bool isNull() const {return (fileName.isEmpty() && pixmap.isNull()); }
};
inline QPixmapIconEngineEntry::QPixmapIconEngineEntry(const QString &file, const QImage &image, QIcon::Mode m, QIcon::State s)
: fileName(file), size(image.size()), mode(m), state(s)
{
pixmap.convertFromImage(image);
// Reset the devicePixelRatio. The pixmap may be loaded from a @2x file,
// but be used as a 1x pixmap by QIcon.
pixmap.setDevicePixelRatio(1.0);
}
class QPixmapIconEngine : public QIconEngine {
public:
QPixmapIconEngine();
QPixmapIconEngine(const QPixmapIconEngine &);
~QPixmapIconEngine();
void paint(QPainter *painter, const QRect &rect, QIcon::Mode mode, QIcon::State state);
QPixmap pixmap(const QSize &size, QIcon::Mode mode, QIcon::State state);
QPixmapIconEngineEntry *bestMatch(const QSize &size, QIcon::Mode mode, QIcon::State state, bool sizeOnly);
QSize actualSize(const QSize &size, QIcon::Mode mode, QIcon::State state);
void addPixmap(const QPixmap &pixmap, QIcon::Mode mode, QIcon::State state);
void addFile(const QString &fileName, const QSize &size, QIcon::Mode mode, QIcon::State state);
QString key() const;
QIconEngine *clone() const;
bool read(QDataStream &in);
bool write(QDataStream &out) const;
void virtual_hook(int id, void *data);
private:
QPixmapIconEngineEntry *tryMatch(const QSize &size, QIcon::Mode mode, QIcon::State state);
QVector<QPixmapIconEngineEntry> pixmaps;
friend Q_GUI_EXPORT QDataStream &operator<<(QDataStream &s, const QIcon &icon);
friend class QIconThemeEngine;
};
QT_END_NAMESPACE
#endif //QT_NO_ICON
#endif // QICON_P_H
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