1f9ccfcdce
git-subtree-dir: libmscore git-subtree-mainline:412ca45401git-subtree-split:6047361bd0
60 lines
2 KiB
C++
60 lines
2 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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// $Id:$
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//
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// Copyright (C) 2002-2011 Werner Schweer
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2
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// as published by the Free Software Foundation and appearing in
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// the file LICENCE.GPL
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//=============================================================================
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#ifndef __IMAGE_CACHE_H__
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#define __IMAGE_CACHE_H__
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class Image;
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class Score;
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//---------------------------------------------------------
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// ImageStoreItem
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//---------------------------------------------------------
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class ImageStoreItem {
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QList<Image*> _references;
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QString _path; // original location of image
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QString _type; // image type (file extension)
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QByteArray _buffer;
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QByteArray _hash; // 16 byte md4 hash of _buffer
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public:
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ImageStoreItem(const QString& p);
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void dereference(Image*);
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void reference(Image*);
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const QString& path() const { return _path; }
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QByteArray& buffer() { return _buffer; }
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bool loaded() const { return !_buffer.isEmpty(); }
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void setPath(const QString& val);
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bool isUsed(Score*) const;
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void load();
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QString hashName() const;
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const QByteArray& hash() const { return _hash; }
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void set(const QByteArray& b, const QByteArray& h) { _buffer = b; _hash = h; }
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};
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//---------------------------------------------------------
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// ImageStore
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//---------------------------------------------------------
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class ImageStore : public QList<ImageStoreItem*> {
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public:
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ImageStoreItem* getImage(const QString& path) const;
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ImageStoreItem* add(const QString& path, const QByteArray&);
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};
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extern ImageStore imageStore; // this is the global imageStore
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#endif
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