145 lines
4.2 KiB
C++
145 lines
4.2 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the QtQuick module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 3 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL3 included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 3 requirements
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** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 2.0 or (at your option) the GNU General
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** Public license version 3 or any later version approved by the KDE Free
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** Qt Foundation. The licenses are as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-2.0.html and
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** https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "qsgsimplerectnode.h"
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#include "qsgflatcolormaterial.h"
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QT_BEGIN_NAMESPACE
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/*!
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\class QSGSimpleRectNode
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\brief The QSGSimpleRectNode class is a convenience class for drawing
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solid filled rectangles using scenegraph.
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\inmodule QtQuick
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\warning This utility class is only functional when running with the default
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or software backends of the Qt Quick scenegraph. As an alternative, prefer
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using QSGRectangleNode via QQuickWindow::createRectangleNode().
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\deprecated
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*/
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/*!
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Constructs a QSGSimpleRectNode instance which is spanning \a rect with
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the color \a color.
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*/
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QSGSimpleRectNode::QSGSimpleRectNode(const QRectF &rect, const QColor &color)
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: m_geometry(QSGGeometry::defaultAttributes_Point2D(), 4)
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{
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Q_UNUSED(reserved);
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QSGGeometry::updateRectGeometry(&m_geometry, rect);
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m_material.setColor(color);
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setMaterial(&m_material);
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setGeometry(&m_geometry);
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}
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/*!
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Constructs a QSGSimpleRectNode instance with an empty rectangle and
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white color.
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*/
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QSGSimpleRectNode::QSGSimpleRectNode()
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: m_geometry(QSGGeometry::defaultAttributes_Point2D(), 4)
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{
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QSGGeometry::updateRectGeometry(&m_geometry, QRectF());
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setMaterial(&m_material);
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setGeometry(&m_geometry);
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}
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/*!
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Sets the rectangle of this rect node to \a rect.
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*/
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void QSGSimpleRectNode::setRect(const QRectF &rect)
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{
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QSGGeometry::updateRectGeometry(&m_geometry, rect);
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markDirty(QSGNode::DirtyGeometry);
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}
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/*!
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\fn void QSGSimpleRectNode::setRect(qreal x, qreal y, qreal w, qreal h)
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\overload
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Sets the rectangle of this rect node to begin at (\a x, \a y) and have
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width \a w and height \a h.
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*/
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/*!
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Returns the rectangle that this rect node covers.
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*/
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QRectF QSGSimpleRectNode::rect() const
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{
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const QSGGeometry::Point2D *pts = m_geometry.vertexDataAsPoint2D();
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return QRectF(pts[0].x,
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pts[0].y,
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pts[3].x - pts[0].x,
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pts[3].y - pts[0].y);
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}
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/*!
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Sets the color of this rectangle to \a color. The default
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color will be white.
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*/
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void QSGSimpleRectNode::setColor(const QColor &color)
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{
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if (color != m_material.color()) {
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m_material.setColor(color);
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markDirty(QSGNode::DirtyMaterial);
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}
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}
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/*!
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Returns the color of this rectangle.
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*/
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QColor QSGSimpleRectNode::color() const
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{
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return m_material.color();
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}
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QT_END_NAMESPACE
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