src/declarative/graphicsitems/qdeclarativescalegrid.cpp
changeset 30 5dc02b23752f
child 33 3e2da88830cd
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/declarative/graphicsitems/qdeclarativescalegrid.cpp	Tue Jul 06 15:10:48 2010 +0300
@@ -0,0 +1,212 @@
+/****************************************************************************
+**
+** 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/qdeclarativescalegrid_p_p.h"
+
+#include <qdeclarative.h>
+
+#include <QBuffer>
+#include <QDebug>
+
+QT_BEGIN_NAMESPACE
+/*!
+    \internal
+    \class QDeclarativeScaleGrid
+    \brief The QDeclarativeScaleGrid class allows you to specify a 3x3 grid to use in scaling an image.
+*/
+
+QDeclarativeScaleGrid::QDeclarativeScaleGrid(QObject *parent) : QObject(parent), _left(0), _top(0), _right(0), _bottom(0)
+{
+}
+
+QDeclarativeScaleGrid::~QDeclarativeScaleGrid()
+{
+}
+
+bool QDeclarativeScaleGrid::isNull() const
+{
+    return !_left && !_top && !_right && !_bottom;
+}
+
+void QDeclarativeScaleGrid::setLeft(int pos)
+{
+    if (_left != pos) {
+        _left = pos;
+        emit borderChanged();
+    }
+}
+
+void QDeclarativeScaleGrid::setTop(int pos)
+{
+    if (_top != pos) {
+        _top = pos;
+        emit borderChanged();
+    }
+}
+
+void QDeclarativeScaleGrid::setRight(int pos)
+{
+    if (_right != pos) {
+        _right = pos;
+        emit borderChanged();
+    }
+}
+
+void QDeclarativeScaleGrid::setBottom(int pos)
+{
+    if (_bottom != pos) {
+        _bottom = pos;
+        emit borderChanged();
+    }
+}
+
+QDeclarativeGridScaledImage::QDeclarativeGridScaledImage()
+: _l(-1), _r(-1), _t(-1), _b(-1),
+  _h(QDeclarativeBorderImage::Stretch), _v(QDeclarativeBorderImage::Stretch)
+{
+}
+
+QDeclarativeGridScaledImage::QDeclarativeGridScaledImage(const QDeclarativeGridScaledImage &o)
+: _l(o._l), _r(o._r), _t(o._t), _b(o._b), _h(o._h), _v(o._v), _pix(o._pix)
+{
+}
+
+QDeclarativeGridScaledImage &QDeclarativeGridScaledImage::operator=(const QDeclarativeGridScaledImage &o)
+{
+    _l = o._l;
+    _r = o._r;
+    _t = o._t;
+    _b = o._b;
+    _h = o._h;
+    _v = o._v;
+    _pix = o._pix;
+    return *this;
+}
+
+QDeclarativeGridScaledImage::QDeclarativeGridScaledImage(QIODevice *data)
+: _l(-1), _r(-1), _t(-1), _b(-1), _h(QDeclarativeBorderImage::Stretch), _v(QDeclarativeBorderImage::Stretch)
+{
+    int l = -1;
+    int r = -1;
+    int t = -1;
+    int b = -1;
+    QString imgFile;
+
+    while(!data->atEnd()) {
+        QString line = QString::fromUtf8(data->readLine().trimmed());
+        if (line.isEmpty() || line.startsWith(QLatin1Char('#')))
+            continue;
+
+        QStringList list = line.split(QLatin1Char(':'));
+        if (list.count() != 2)
+            return;
+
+        list[0] = list[0].trimmed();
+        list[1] = list[1].trimmed();
+
+        if (list[0] == QLatin1String("border.left"))
+            l = list[1].toInt();
+        else if (list[0] == QLatin1String("border.right"))
+            r = list[1].toInt();
+        else if (list[0] == QLatin1String("border.top"))
+            t = list[1].toInt();
+        else if (list[0] == QLatin1String("border.bottom"))
+            b = list[1].toInt();
+        else if (list[0] == QLatin1String("source"))
+            imgFile = list[1];
+        else if (list[0] == QLatin1String("horizontalTileRule"))
+            _h = stringToRule(list[1]);
+        else if (list[0] == QLatin1String("verticalTileRule"))
+            _v = stringToRule(list[1]);
+    }
+
+    if (l < 0 || r < 0 || t < 0 || b < 0 || imgFile.isEmpty())
+        return;
+
+    _l = l; _r = r; _t = t; _b = b;
+
+    _pix = imgFile;
+}
+
+QDeclarativeBorderImage::TileMode QDeclarativeGridScaledImage::stringToRule(const QString &s)
+{
+    if (s == QLatin1String("Stretch"))
+        return QDeclarativeBorderImage::Stretch;
+    if (s == QLatin1String("Repeat"))
+        return QDeclarativeBorderImage::Repeat;
+    if (s == QLatin1String("Round"))
+        return QDeclarativeBorderImage::Round;
+
+    qWarning("QDeclarativeGridScaledImage: Invalid tile rule specified. Using Stretch.");
+    return QDeclarativeBorderImage::Stretch;
+}
+
+bool QDeclarativeGridScaledImage::isValid() const
+{
+    return _l >= 0;
+}
+
+int QDeclarativeGridScaledImage::gridLeft() const
+{
+    return _l;
+}
+
+int QDeclarativeGridScaledImage::gridRight() const
+{
+    return _r;
+}
+
+int QDeclarativeGridScaledImage::gridTop() const
+{
+    return _t;
+}
+
+int QDeclarativeGridScaledImage::gridBottom() const
+{
+    return _b;
+}
+
+QString QDeclarativeGridScaledImage::pixmapUrl() const
+{
+    return _pix;
+}
+
+QT_END_NAMESPACE