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Diffstat (limited to 'src/declarative/scenegraph/util/qsgsimplerectnode.cpp')
-rw-r--r-- | src/declarative/scenegraph/util/qsgsimplerectnode.cpp | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/src/declarative/scenegraph/util/qsgsimplerectnode.cpp b/src/declarative/scenegraph/util/qsgsimplerectnode.cpp new file mode 100644 index 0000000000..604222dad5 --- /dev/null +++ b/src/declarative/scenegraph/util/qsgsimplerectnode.cpp @@ -0,0 +1,132 @@ +/**************************************************************************** +** +** 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 "qsgsimplerectnode.h" +#include "qsgflatcolormaterial.h" + +QT_BEGIN_NAMESPACE + +/*! + \class QSGSimpleRectNode + + \brief The QSGSimpleRectNode class is a convenience class for drawing + solid filled rectangles using scenegraph. + + */ + + + +/*! + Constructs a QSGSimpleRectNode instance which is spanning \a rect with + the color \a color. + */ +QSGSimpleRectNode::QSGSimpleRectNode(const QRectF &rect, const QColor &color) + : m_geometry(QSGGeometry::defaultAttributes_Point2D(), 4) +{ + QSGGeometry::updateRectGeometry(&m_geometry, rect); + m_material.setColor(color); + setMaterial(&m_material); + setGeometry(&m_geometry); +} + + + +/*! + Constructs a QSGSimpleRectNode instance with an empty rectangle and + white color. + */ +QSGSimpleRectNode::QSGSimpleRectNode() + : m_geometry(QSGGeometry::defaultAttributes_Point2D(), 4) +{ + QSGGeometry::updateRectGeometry(&m_geometry, QRectF()); + setMaterial(&m_material); + setGeometry(&m_geometry); +} + + + +/*! + Sets the rectangle of this rect node to \a rect. + */ +void QSGSimpleRectNode::setRect(const QRectF &rect) +{ + QSGGeometry::updateRectGeometry(&m_geometry, rect); + markDirty(QSGNode::DirtyGeometry); +} + + + +/*! + Returns the rectangle that this rect node covers. + */ +QRectF QSGSimpleRectNode::rect() const +{ + const QSGGeometry::Point2D *pts = m_geometry.vertexDataAsPoint2D(); + return QRectF(pts[0].x, + pts[0].y, + pts[3].x - pts[0].x, + pts[3].y - pts[0].y); +} + + +/*! + Sets the color of this rectangle to \a color. The default + color will be white. + */ +void QSGSimpleRectNode::setColor(const QColor &color) +{ + if (color != m_material.color()) { + m_material.setColor(color); + markDirty(QSGNode::DirtyMaterial); + } +} + + + +/*! + Returns the color of this rectangle. + */ +QColor QSGSimpleRectNode::color() const +{ + return m_material.color(); +} + +QT_END_NAMESPACE |