64 lines
1.9 KiB
C++
64 lines
1.9 KiB
C++
//
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// Copyright (C) 2017 James Turner zakalawe@mac.com
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#ifndef FGQCANVASIMAGELOADER_H
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#define FGQCANVASIMAGELOADER_H
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#include <QObject>
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#include <QPixmap>
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#include <QMap>
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#include <QNetworkReply>
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class QNetworkAccessManager;
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class FGQCanvasImageLoader : public QObject
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{
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Q_OBJECT
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public:
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FGQCanvasImageLoader(QNetworkAccessManager* dl, QObject* pr = nullptr);
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void setHost(QString hostName, int portNumber);
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QPixmap getImage(const QByteArray& imagePath);
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/**
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* @brief connectToImageLoaded - allow images to discover when they are loaded
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* @param imagePath - FGFS host relative path as found in the canvas (will be resolved
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* against aircraft-data, and potentially other places)
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* @param receiver - normal connect() receiver object
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* @param slot - slot macro
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*/
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void connectToImageLoaded(const QByteArray& imagePath, QObject* receiver, const char* slot);
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signals:
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private:
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void onDownloadFinished();
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private:
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QNetworkAccessManager* m_downloader;
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QString m_hostName;
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int m_port;
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QMap<QByteArray, QPixmap> m_cache;
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QList<QNetworkReply*> m_transfers;
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};
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#endif // FGQCANVASIMAGELOADER_H
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