/**************************************************************************** | |
** | |
** Copyright (C) 2011 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. | |
** | |
** $QT_BEGIN_LICENSE:LGPL$ | |
** GNU Lesser General Public License Usage | |
** 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. | |
** | |
** GNU General Public License Usage | |
** Alternatively, this file may be used under the terms of the GNU General | |
** Public License version 3.0 as published by the Free Software Foundation | |
** and appearing in the file LICENSE.GPL included in the packaging of this | |
** file. Please review the following information to ensure the GNU General | |
** Public License version 3.0 requirements will be met: | |
** http://www.gnu.org/copyleft/gpl.html. | |
** | |
** Other Usage | |
** Alternatively, this file may be used in accordance with the terms and | |
** conditions contained in a signed written agreement between you and Nokia. | |
** | |
** | |
** | |
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** $QT_END_LICENSE$ | |
** | |
****************************************************************************/ | |
#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.length() == 9 && s.startsWith(QLatin1Char('#'))) { | |
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(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 |