diff options
Diffstat (limited to 'src/quick/scenegraph/util/qsgdefaultrectanglenode.cpp')
| -rw-r--r-- | src/quick/scenegraph/util/qsgdefaultrectanglenode.cpp | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/src/quick/scenegraph/util/qsgdefaultrectanglenode.cpp b/src/quick/scenegraph/util/qsgdefaultrectanglenode.cpp new file mode 100644 index 0000000000..41db4f1c03 --- /dev/null +++ b/src/quick/scenegraph/util/qsgdefaultrectanglenode.cpp @@ -0,0 +1,95 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtQuick module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qsgdefaultrectanglenode_p.h" +#include "qsgflatcolormaterial.h" + +QT_BEGIN_NAMESPACE + +// Unlike our predecessor, QSGSimpleRectNode, use QSGVertexColorMaterial +// instead of Flat in order to allow better batching in the renderer. + +QSGDefaultRectangleNode::QSGDefaultRectangleNode() + : m_geometry(QSGGeometry::defaultAttributes_ColoredPoint2D(), 4) + , m_color(QColor(255, 255, 255)) +{ + QSGGeometry::updateColoredRectGeometry(&m_geometry, QRectF()); + setMaterial(&m_material); + setGeometry(&m_geometry); +#ifdef QSG_RUNTIME_DESCRIPTION + qsgnode_set_description(this, QLatin1String("rectangle")); +#endif +} + +void QSGDefaultRectangleNode::setRect(const QRectF &rect) +{ + QSGGeometry::updateColoredRectGeometry(&m_geometry, rect); + markDirty(QSGNode::DirtyGeometry); +} + +QRectF QSGDefaultRectangleNode::rect() const +{ + const QSGGeometry::ColoredPoint2D *pts = m_geometry.vertexDataAsColoredPoint2D(); + return QRectF(pts[0].x, + pts[0].y, + pts[3].x - pts[0].x, + pts[3].y - pts[0].y); +} + +void QSGDefaultRectangleNode::setColor(const QColor &color) +{ + if (color != m_color) { + m_color = color; + QSGGeometry::ColoredPoint2D *pts = m_geometry.vertexDataAsColoredPoint2D(); + for (int i = 0; i < 4; ++i) { + pts[i].r = uchar(qRound(m_color.redF() * m_color.alphaF() * 255)); + pts[i].g = uchar(qRound(m_color.greenF() * m_color.alphaF() * 255)); + pts[i].b = uchar(qRound(m_color.blueF() * m_color.alphaF() * 255)); + pts[i].a = uchar(qRound(m_color.alphaF() * 255)); + } + markDirty(QSGNode::DirtyGeometry); + } +} + +QColor QSGDefaultRectangleNode::color() const +{ + return m_color; +} + +QT_END_NAMESPACE |