69 lines
2.5 KiB
C
69 lines
2.5 KiB
C
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/*
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* Copyright (C) 2016 Jolla Ltd.
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* Contact: Slava Monich <slava.monich@jolla.com>
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*
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* You may use this file under the terms of the BSD license as follows:
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Jolla Ltd nor the names of its contributors
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* may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef BOOKS_IMAGE_PROVIDER_H
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#define BOOKS_IMAGE_PROVIDER_H
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#include "ZLImageManager.h"
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#include <QImage>
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#include <QMutex>
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#include <QQuickImageProvider>
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class BooksImageProvider : public QObject, public QQuickImageProvider
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{
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Q_OBJECT
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public:
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static const QString PROVIDER_ID;
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static BooksImageProvider* instance();
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BooksImageProvider(QObject* aParent = NULL);
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virtual ~BooksImageProvider();
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void addImage(QObject* aOwner, QString aId, shared_ptr<ZLImageData> aData);
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virtual QImage requestImage(const QString& aId, QSize* aSize,
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const QSize& aRequestedSize);
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public Q_SLOTS:
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void releaseImages(QObject* aOwner);
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private:
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QMutex iMutex;
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QHash<QString, shared_ptr<ZLImageData> > iImageMap;
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QHash<QObject*, QStringList> iOwnerMap;
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static BooksImageProvider* gInstance;
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};
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#endif // BOOKS_IMAGE_PROVIDER_H
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