/****************************************************************************+
−
**+
−
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
−
** All rights reserved.+
−
** Contact: Nokia Corporation (qt-info@nokia.com)+
−
**+
−
** This file is part of the QtDeclarative module of the Qt Toolkit.+
−
**+
−
** $QT_BEGIN_LICENSE:LGPL$+
−
** No Commercial Usage+
−
** This file contains pre-release code and may not be distributed.+
−
** You may use this file in accordance with the terms and conditions+
−
** contained in the Technology Preview License Agreement accompanying+
−
** this package.+
−
**+
−
** GNU Lesser General Public License Usage+
−
** Alternatively, this file may be used under the terms of the GNU Lesser+
−
** General Public License version 2.1 as published by the Free Software+
−
** Foundation and appearing in the file LICENSE.LGPL included in the+
−
** packaging of this file.  Please review the following information to+
−
** ensure the GNU Lesser General Public License version 2.1 requirements+
−
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
−
**+
−
** In addition, as a special exception, Nokia gives you certain additional+
−
** rights.  These rights are described in the Nokia Qt LGPL Exception+
−
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
−
**+
−
** If you have questions regarding the use of this file, please contact+
−
** Nokia at qt-info@nokia.com.+
−
**+
−
**+
−
**+
−
**+
−
**+
−
**+
−
**+
−
**+
−
** $QT_END_LICENSE$+
−
**+
−
****************************************************************************/+
−
+
−
#include "private/qdeclarativestringconverters_p.h"+
−
+
−
#include <QtGui/qcolor.h>+
−
#include <QtGui/qvector3d.h>+
−
#include <QtCore/qpoint.h>+
−
#include <QtCore/qrect.h>+
−
#include <QtCore/qsize.h>+
−
#include <QtCore/qvariant.h>+
−
#include <QtCore/qdatetime.h>+
−
+
−
QT_BEGIN_NAMESPACE+
−
+
−
static uchar fromHex(const uchar c, const uchar c2)+
−
{+
−
    uchar rv = 0;+
−
    if (c >= '0' && c <= '9')+
−
        rv += (c - '0') * 16;+
−
    else if (c >= 'A' && c <= 'F')+
−
        rv += (c - 'A' + 10) * 16;+
−
    else if (c >= 'a' && c <= 'f')+
−
        rv += (c - 'a' + 10) * 16;+
−
+
−
    if (c2 >= '0' && c2 <= '9')+
−
        rv += (c2 - '0');+
−
    else if (c2 >= 'A' && c2 <= 'F')+
−
        rv += (c2 - 'A' + 10);+
−
    else if (c2 >= 'a' && c2 <= 'f')+
−
        rv += (c2 - 'a' + 10);+
−
+
−
    return rv;+
−
}+
−
+
−
static uchar fromHex(const QString &s, int idx)+
−
{+
−
    uchar c = s.at(idx).toAscii();+
−
    uchar c2 = s.at(idx + 1).toAscii();+
−
    return fromHex(c, c2);+
−
}+
−
+
−
QVariant QDeclarativeStringConverters::variantFromString(const QString &s)+
−
{+
−
    if (s.isEmpty())+
−
        return QVariant(s);+
−
    bool ok = false;+
−
    QRectF r = rectFFromString(s, &ok);+
−
    if (ok) return QVariant(r);+
−
    QColor c = colorFromString(s, &ok);+
−
    if (ok) return QVariant(c);+
−
    QPointF p = pointFFromString(s, &ok);+
−
    if (ok) return QVariant(p);+
−
    QSizeF sz = sizeFFromString(s, &ok);+
−
    if (ok) return QVariant(sz);+
−
    QVector3D v = vector3DFromString(s, &ok);+
−
    if (ok) return qVariantFromValue(v);+
−
+
−
    return QVariant(s);+
−
}+
−
+
−
QVariant QDeclarativeStringConverters::variantFromString(const QString &s, int preferredType, bool *ok)+
−
{+
−
    switch (preferredType) {+
−
    case QMetaType::Int:+
−
        return QVariant(int(qRound(s.toDouble(ok))));+
−
    case QMetaType::UInt:+
−
        return QVariant(uint(qRound(s.toDouble(ok))));+
−
    case QMetaType::QColor:+
−
        return QVariant::fromValue(colorFromString(s, ok));+
−
#ifndef QT_NO_DATESTRING+
−
    case QMetaType::QDate:+
−
        return QVariant::fromValue(dateFromString(s, ok));+
−
    case QMetaType::QTime:+
−
        return QVariant::fromValue(timeFromString(s, ok));+
−
    case QMetaType::QDateTime:+
−
        return QVariant::fromValue(dateTimeFromString(s, ok));+
−
#endif // QT_NO_DATESTRING+
−
    case QMetaType::QPointF:+
−
        return QVariant::fromValue(pointFFromString(s, ok));+
−
    case QMetaType::QPoint:+
−
        return QVariant::fromValue(pointFFromString(s, ok).toPoint());+
−
    case QMetaType::QSizeF:+
−
        return QVariant::fromValue(sizeFFromString(s, ok));+
−
    case QMetaType::QSize:+
−
        return QVariant::fromValue(sizeFFromString(s, ok).toSize());+
−
    case QMetaType::QRectF:+
−
        return QVariant::fromValue(rectFFromString(s, ok));+
−
    case QMetaType::QRect:+
−
        return QVariant::fromValue(rectFFromString(s, ok).toRect());+
−
    case QMetaType::QVector3D:+
−
        return QVariant::fromValue(vector3DFromString(s, ok));+
−
    default:+
−
        if (ok) *ok = false;+
−
        return QVariant();+
−
    }+
−
}+
−
+
−
QColor QDeclarativeStringConverters::colorFromString(const QString &s, bool *ok)+
−
{+
−
    if (s.startsWith(QLatin1Char('#')) && s.length() == 9) {+
−
        uchar a = fromHex(s, 1);+
−
        uchar r = fromHex(s, 3);+
−
        uchar g = fromHex(s, 5);+
−
        uchar b = fromHex(s, 7);+
−
        if (ok) *ok = true;+
−
        return QColor(r, g, b, a);+
−
    } else {+
−
        QColor rv;+
−
        if (s.startsWith(QLatin1Char('#')) || QColor::colorNames().contains(s.toLower()))+
−
            rv = QColor(s);+
−
        if (ok) *ok = rv.isValid();+
−
        return rv;+
−
    }+
−
}+
−
+
−
#ifndef QT_NO_DATESTRING+
−
QDate QDeclarativeStringConverters::dateFromString(const QString &s, bool *ok)+
−
{+
−
    QDate d = QDate::fromString(s, Qt::ISODate);+
−
    if (ok) *ok =  d.isValid();+
−
    return d;+
−
}+
−
+
−
QTime QDeclarativeStringConverters::timeFromString(const QString &s, bool *ok)+
−
{+
−
    QTime t = QTime::fromString(s, Qt::ISODate);+
−
    if (ok) *ok = t.isValid();+
−
    return t;+
−
}+
−
+
−
QDateTime QDeclarativeStringConverters::dateTimeFromString(const QString &s, bool *ok)+
−
{+
−
    QDateTime d = QDateTime::fromString(s, Qt::ISODate);+
−
    if (ok) *ok =  d.isValid();+
−
    return d;+
−
}+
−
#endif // QT_NO_DATESTRING+
−
+
−
//expects input of "x,y"+
−
QPointF QDeclarativeStringConverters::pointFFromString(const QString &s, bool *ok)+
−
{+
−
    if (s.count(QLatin1Char(',')) != 1) {+
−
        if (ok)+
−
            *ok = false;+
−
        return QPointF();+
−
    }+
−
+
−
    bool xGood, yGood;+
−
    int index = s.indexOf(QLatin1Char(','));+
−
    qreal xCoord = s.left(index).toDouble(&xGood);+
−
    qreal yCoord = s.mid(index+1).toDouble(&yGood);+
−
    if (!xGood || !yGood) {+
−
        if (ok)+
−
            *ok = false;+
−
        return QPointF();+
−
    }+
−
+
−
    if (ok)+
−
        *ok = true;+
−
    return QPointF(xCoord, yCoord);+
−
}+
−
+
−
//expects input of "widthxheight"+
−
QSizeF QDeclarativeStringConverters::sizeFFromString(const QString &s, bool *ok)+
−
{+
−
    if (s.count(QLatin1Char('x')) != 1) {+
−
        if (ok)+
−
            *ok = false;+
−
        return QSizeF();+
−
    }+
−
+
−
    bool wGood, hGood;+
−
    int index = s.indexOf(QLatin1Char('x'));+
−
    qreal width = s.left(index).toDouble(&wGood);+
−
    qreal height = s.mid(index+1).toDouble(&hGood);+
−
    if (!wGood || !hGood) {+
−
        if (ok)+
−
            *ok = false;+
−
        return QSizeF();+
−
    }+
−
+
−
    if (ok)+
−
        *ok = true;+
−
    return QSizeF(width, height);+
−
}+
−
+
−
//expects input of "x,y,widthxheight" //### use space instead of second comma?+
−
QRectF QDeclarativeStringConverters::rectFFromString(const QString &s, bool *ok)+
−
{+
−
    if (s.count(QLatin1Char(',')) != 2 || s.count(QLatin1Char('x')) != 1) {+
−
        if (ok)+
−
            *ok = false;+
−
        return QRectF();+
−
    }+
−
+
−
    bool xGood, yGood, wGood, hGood;+
−
    int index = s.indexOf(QLatin1Char(','));+
−
    qreal x = s.left(index).toDouble(&xGood);+
−
    int index2 = s.indexOf(QLatin1Char(','), index+1);+
−
    qreal y = s.mid(index+1, index2-index-1).toDouble(&yGood);+
−
    index = s.indexOf(QLatin1Char('x'), index2+1);+
−
    qreal width = s.mid(index2+1, index-index2-1).toDouble(&wGood);+
−
    qreal height = s.mid(index+1).toDouble(&hGood);+
−
    if (!xGood || !yGood || !wGood || !hGood) {+
−
        if (ok)+
−
            *ok = false;+
−
        return QRectF();+
−
    }+
−
+
−
    if (ok)+
−
        *ok = true;+
−
    return QRectF(x, y, width, height);+
−
}+
−
+
−
//expects input of "x,y,z"+
−
QVector3D QDeclarativeStringConverters::vector3DFromString(const QString &s, bool *ok)+
−
{+
−
    if (s.count(QLatin1Char(',')) != 2) {+
−
        if (ok)+
−
            *ok = false;+
−
        return QVector3D();+
−
    }+
−
+
−
    bool xGood, yGood, zGood;+
−
    int index = s.indexOf(QLatin1Char(','));+
−
    int index2 = s.indexOf(QLatin1Char(','), index+1);+
−
    qreal xCoord = s.left(index).toDouble(&xGood);+
−
    qreal yCoord = s.mid(index+1, index2-index-1).toDouble(&yGood);+
−
    qreal zCoord = s.mid(index2+1).toDouble(&zGood);+
−
    if (!xGood || !yGood || !zGood) {+
−
        if (ok)+
−
            *ok = false;+
−
        return QVector3D();+
−
    }+
−
+
−
    if (ok)+
−
        *ok = true;+
−
    return QVector3D(xCoord, yCoord, zCoord);+
−
}+
−
+
−
QT_END_NAMESPACE+
−