File indexing completed on 2025-02-23 04:34:22 

0001 /**
0002  * \file pixmapprovider.h
0003  * Image provider to get pixmaps by ID.
0004  *
0005  * \b Project: Kid3
0006  * \author Urs Fleisch
0007  * \date 21 Jun 2014
0008  *
0009  * Copyright (C) 2014-2018  Urs Fleisch
0010  *
0011  * This file is part of Kid3.
0012  *
0013  * Kid3 is free software; you can redistribute it and/or modify
0014  * it under the terms of the GNU General Public License as published by
0015  * the Free Software Foundation; either version 2 of the License, or
0016  * (at your option) any later version.
0017  *
0018  * Kid3 is distributed in the hope that it will be useful,
0019  * but WITHOUT ANY WARRANTY; without even the implied warranty of
0020  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
0021  * GNU General Public License for more details.
0022  *
0023  * You should have received a copy of the GNU General Public License
0024  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
0025  */
0026 
0027 #pragma once
0028 
0029 #include <QPixmap>
0030 #include "imagedataprovider.h"
0031 
0032 class CoreTaggedFileIconProvider;
0033 
0034 /**
0035  * Image provider to get pixmaps by ID.
0036  *
0037  * The following source IDs are supported (starting with "image://kid3/"):
0038  * - "fileicon/" followed by "null", "notag", "v1", "v2", "v1v2", or "modified",
0039  * - "data" followed by a changing string to force loading of the image set with
0040  *   CoreTaggedFileIconProvider::setImageData().
0041  */
0042 class KID3_GUI_EXPORT PixmapProvider : public ImageDataProvider {
0043 public:
0044   /**
0045    * Constructor.
0046    * @param iconProvider icon provider to use
0047    */
0048   explicit PixmapProvider(CoreTaggedFileIconProvider* iconProvider);
0049 
0050   /**
0051    * Destructor.
0052    */
0053   ~PixmapProvider() = default;
0054 
0055   /**
0056    * Request a pixmap.
0057    * @param id ID of pixmap to get, "image://kid3/fileicon/..." or
0058    *  "image://kid3/data..."
0059    * @param size the original size of the image is returned here
0060    * @param requestedSize the size requested via the Image.sourceSize property
0061    * @return pixmap for ID.
0062    */
0063   QPixmap getPixmap(const QString& id, QSize* size, const QSize& requestedSize);
0064 
0065 private:
0066   CoreTaggedFileIconProvider* m_fileIconProvider;
0067   QPixmap m_dataPixmap;
0068   uint m_pixmapHash;
0069 };