QskGraphicProvider.h

/******************************************************************************
 * QSkinny - Copyright (C) The authors
 *           SPDX-License-Identifier: BSD-3-Clause
 *****************************************************************************/
 
#ifndef QSK_GRAPHIC_PROVIDER_H
#define QSK_GRAPHIC_PROVIDER_H
 
#include "QskGlobal.h"
 
#include <qobject.h>
#include <memory>
 
class QskGraphic;
class QUrl;
 
class QSK_EXPORT QskGraphicProvider : public QObject
{
    Q_OBJECT
 
    Q_PROPERTY( int cacheSize READ cacheSize WRITE setCacheSize )
 
  public:
    QskGraphicProvider( QObject* parent = nullptr );
    ~QskGraphicProvider() override;
 
    void setCacheSize( int );
    int cacheSize() const;
 
    void clearCache();
 
    const QskGraphic* requestGraphic( const QString& id ) const;
 
  protected:
    virtual const QskGraphic* loadGraphic( const QString& id ) const = 0;
 
    class PrivateData;
    std::unique_ptr< PrivateData > m_data;
};
 
namespace Qsk
{
    QSK_EXPORT void addGraphicProvider( const QString& providerId, QskGraphicProvider* );
    QSK_EXPORT QskGraphicProvider* graphicProvider( const QString& providerId );
 
    QSK_EXPORT QskGraphic loadGraphic( const QUrl& url );
    QSK_EXPORT QskGraphic loadGraphic( const char* source );
}
 
#endif