harbour-books/app/src/BooksSettings.h

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/*
* Copyright (C) 2015 Jolla Ltd.
* Contact: Slava Monich <slava.monich@jolla.com>
*
* You may use this file under the terms of the BSD license as follows:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Nemo Mobile nor the names of its contributors
* may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef BOOKS_SETTINGS_H
#define BOOKS_SETTINGS_H
#include "BooksTypes.h"
#include "ZLTextStyle.h"
#include <QColor>
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#include <QtQml>
class MGConfItem;
class BooksSettings : public QObject
{
Q_OBJECT
Q_ENUMS(FontSize)
Q_PROPERTY(int fontSize READ fontSize WRITE setFontSize NOTIFY fontSizeChanged)
Q_PROPERTY(int pageDetails READ pageDetails WRITE setPageDetails NOTIFY pageDetailsChanged)
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Q_PROPERTY(bool invertColors READ invertColors WRITE setInvertColors NOTIFY invertColorsChanged)
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Q_PROPERTY(QObject* currentBook READ currentBook WRITE setCurrentBook NOTIFY currentBookChanged)
Q_PROPERTY(QString currentFolder READ currentFolder WRITE setCurrentFolder NOTIFY currentFolderChanged)
Q_PROPERTY(QString currentStorage READ currentStorage NOTIFY currentStorageChanged)
Q_PROPERTY(QColor primaryPageToolColor READ primaryPageToolColor CONSTANT)
Q_PROPERTY(QColor highlightPageToolColor READ highlightPageToolColor NOTIFY invertColorsChanged)
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class TextStyle;
public:
enum FontSize {
MinFontSize = -5,
DefaultFontSize = 0,
MaxFontSize = 10,
FontSizeSteps = MaxFontSize - MinFontSize
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};
explicit BooksSettings(QObject* aParent = NULL);
Q_INVOKABLE bool increaseFontSize();
Q_INVOKABLE bool decreaseFontSize();
int fontSize() const { return iFontSize; }
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void setFontSize(int aValue);
int pageDetails() const;
void setPageDetails(int aValue);
shared_ptr<ZLTextStyle> textStyle(int aFontSizeAdjust) const;
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bool invertColors() const;
void setInvertColors(bool aValue);
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QObject* currentBook() const;
void setCurrentBook(QObject* aBook);
QString currentFolder() const;
void setCurrentFolder(QString aValue);
QString currentStorage() const { return iCurrentStorageDevice; }
QColor primaryPageToolColor() const;
QColor highlightPageToolColor() const;
Q_SIGNALS:
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void fontSizeChanged();
void textStyleChanged();
void pageDetailsChanged();
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void invertColorsChanged();
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void currentBookChanged();
void currentFolderChanged();
void currentStorageChanged();
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private Q_SLOTS:
void onFontSizeValueChanged();
void onCurrentBookPathChanged();
void onCurrentFolderChanged();
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private:
void updateRenderType();
bool updateCurrentBook();
bool updateCurrentStorage();
int currentFontSize() const;
int fontSize(int aFontSizeAdjust) const;
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private:
MGConfItem* iFontSizeConf;
MGConfItem* iPageDetailsConf;
MGConfItem* iInvertColorsConf;
MGConfItem* iCurrentFolderConf;
MGConfItem* iCurrentBookPathConf;
mutable shared_ptr<ZLTextStyle> iTextStyle[FontSizeSteps+1];
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BooksBook* iCurrentBook;
QString iCurrentStorageDevice;
int iFontSize;
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};
QML_DECLARE_TYPE(BooksSettings)
#endif // BOOKS_SETTINGS_H