61bf6b0f58
Currently displayed alongside the QPainter version, while establishing the accuracy of each mode, but this is temporary.
59 lines
1.7 KiB
C++
59 lines
1.7 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 FGQCANVASFONTCACHE_H
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#define FGQCANVASFONTCACHE_H
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#include <QObject>
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#include <QFont>
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#include <QDir>
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#include <QHash>
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#include <QNetworkReply>
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class QNetworkAccessManager;
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class FGQCanvasFontCache : public QObject
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{
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Q_OBJECT
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public:
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explicit FGQCanvasFontCache(QNetworkAccessManager* nam, QObject *parent = 0);
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QFont fontForName(QByteArray name, bool* ok = nullptr);
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static void initialise(QNetworkAccessManager* nam);
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static FGQCanvasFontCache* instance();
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void setHost(QString hostName, int portNumber);
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signals:
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void fontLoaded(QByteArray name);
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private slots:
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void onFontDownloadFinished();
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void onFontDownloadError(QNetworkReply::NetworkError);
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private:
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QNetworkAccessManager* m_downloader;
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QHash<QByteArray, QFont> m_cache;
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QString m_hostName;
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int m_port;
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void lookupFile(QByteArray name);
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QList<QNetworkReply*> m_transfers;
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};
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#endif // FGQCANVASFONTCACHE_H
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