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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtLocation module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** 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 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 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.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later 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 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QABSTRACTGEOTILECACHE_P_H
#define QABSTRACTGEOTILECACHE_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 <QtLocation/qlocationglobal.h>
#include <QObject>
#include <QCache>
#include "qcache3q_p.h"
#include <QSet>
#include <QMutex>
#include <QTimer>
#include "qgeotilespec_p.h"
#include "qgeotiledmappingmanagerengine_p.h"
#include <QImage>
QT_BEGIN_NAMESPACE
class QGeoMappingManager;
class QGeoTile;
class QAbstractGeoTileCache;
class QThread;
/* This is also used in the mapgeometry */
class Q_LOCATION_EXPORT QGeoTileTexture
{
public:
QGeoTileTexture();
~QGeoTileTexture();
QGeoTileSpec spec;
QImage image;
bool textureBound;
};
class Q_LOCATION_EXPORT QAbstractGeoTileCache : public QObject
{
Q_OBJECT
public:
virtual ~QAbstractGeoTileCache();
virtual void setMaxDiskUsage(int diskUsage);
virtual int maxDiskUsage() const;
virtual int diskUsage() const;
virtual void setMaxMemoryUsage(int memoryUsage);
virtual int maxMemoryUsage() const;
virtual int memoryUsage() const;
virtual void setMinTextureUsage(int textureUsage) = 0;
virtual void setExtraTextureUsage(int textureUsage) = 0;
virtual int maxTextureUsage() const = 0;
virtual int minTextureUsage() const = 0;
virtual int textureUsage() const = 0;
virtual void clearAll() = 0;
virtual QSharedPointer<QGeoTileTexture> get(const QGeoTileSpec &spec) = 0;
virtual void insert(const QGeoTileSpec &spec,
const QByteArray &bytes,
const QString &format,
QGeoTiledMappingManagerEngine::CacheAreas areas = QGeoTiledMappingManagerEngine::AllCaches) = 0;
virtual void handleError(const QGeoTileSpec &spec, const QString &errorString);
static QString baseCacheDirectory();
static QString baseLocationCacheDirectory();
protected:
QAbstractGeoTileCache(QObject *parent = 0);
virtual void init() = 0;
virtual void printStats() = 0;
friend class QGeoTiledMappingManagerEngine;
};
QT_END_NAMESPACE
#endif // QABSTRACTGEOTILECACHE_P_H
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