mirror of
https://github.com/riuson/lcd-image-converter.git
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74 lines
2.4 KiB
C++
74 lines
2.4 KiB
C++
/*
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* LCD Image Converter. Converts images and fonts for embedded applications.
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* Copyright (C) 2012 riuson
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* mailto: riuson@gmail.com
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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 as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU 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, see <http://www.gnu.org/licenses/
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*/
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#ifndef HISTORYKEEPER_H
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#define HISTORYKEEPER_H
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//-----------------------------------------------------------------------------
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#include <QObject>
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#include <QString>
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#include <QImage>
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#include <QVariant>
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#include <QList>
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#include <QMap>
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#include <QStringList>
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//-----------------------------------------------------------------------------
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class HistoryRecord;
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//-----------------------------------------------------------------------------
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class HistoryKeeper : public QObject
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{
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Q_OBJECT
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public:
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explicit HistoryKeeper(QObject *parent = 0);
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~HistoryKeeper();
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void init(
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const QStringList *keys,
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const QMap<QString, QImage *> *images,
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const QMap<QString, QVariant> *info);
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void store(
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const QStringList *keys,
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const QMap<QString, QImage *> *images,
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const QMap<QString, QVariant> *info);
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void restorePrevious(
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QStringList *keys,
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QMap<QString, QImage *> *images,
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QMap<QString, QVariant> *info);
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void restoreNext(
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QStringList *keys,
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QMap<QString, QImage *> *images,
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QMap<QString, QVariant> *info);
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bool initialized() const;
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bool canRestorePrevious() const;
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bool canRestoreNext() const;
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private:
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QList<HistoryRecord *> *mHistory;
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int mCurrentIndex;
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void removeAfter(int index);
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void restoreAt(
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int index,
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QStringList *keys,
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QMap<QString, QImage *> *images,
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QMap<QString, QVariant> *info);
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};
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//-----------------------------------------------------------------------------
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#endif // HISTORYKEEPER_H
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