Symbol.cpp

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/********************************************************************************
 * Copyright (C) 2011 by Stephen Allewell                                       *
 * sallewell@users.sourceforge.net                                              *
 *                                                                              *
 * This program is free software; you can redistribute it and/or modify         *
 * it under the terms of the GNU General Public License as published by         *
 * the Free Software Foundation; either version 2 of the License, or            *
 * (at your option) any later version.                                          *
 ********************************************************************************/


#include "Symbol.h"

#include <QDataStream>

#include "Exceptions.h"


Symbol::Symbol()
    :   m_filled(true),
        m_lineWidth(0.01),
        m_capStyle(Qt::SquareCap),
        m_joinStyle(Qt::MiterJoin)
{
}


Symbol::~Symbol()
{
}


QPainterPath Symbol::path() const
{
    return m_path;
}


bool Symbol::filled() const
{
    return m_filled;
}


qreal Symbol::lineWidth() const
{
    return m_lineWidth;
}


Qt::PenCapStyle Symbol::capStyle() const
{
    return m_capStyle;
}


Qt::PenJoinStyle Symbol::joinStyle() const
{
    return m_joinStyle;
}


void Symbol::setPath(const QPainterPath &path)
{
    m_path = path;
}


void Symbol::setFilled(bool filled)
{
    m_filled = filled;
}


void Symbol::setLineWidth(qreal width)
{
    m_lineWidth = width;
}


void Symbol::setCapStyle(Qt::PenCapStyle capStyle)
{
    m_capStyle = capStyle;
}


void Symbol::setJoinStyle(Qt::PenJoinStyle joinStyle)
{
    m_joinStyle = joinStyle;
}


QDataStream &operator<<(QDataStream &stream, const Symbol &symbol)
{
    stream << symbol.version << symbol.m_path << symbol.m_filled << symbol.m_lineWidth << static_cast<qint32>(symbol.m_capStyle) << static_cast<qint32>(symbol.m_joinStyle);

    if (stream.status() != QDataStream::Ok) {
        throw FailedWriteLibrary(stream.status());
    }

    return stream;
}


QDataStream &operator>>(QDataStream &stream, Symbol &symbol)
{
    qint32 version;
    qint32 capStyle;
    qint32 joinStyle;
    stream >> version;

    switch (version) {
    case 100:
        stream >> symbol.m_path >> symbol.m_filled >> symbol.m_lineWidth >> capStyle >> joinStyle;
        symbol.m_capStyle = static_cast<Qt::PenCapStyle>(capStyle);
        symbol.m_joinStyle = static_cast<Qt::PenJoinStyle>(joinStyle);
        break;

    default:
        throw InvalidSymbolVersion(version);
        break;
    }

    return stream;
}