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Diffstat (limited to 'src/domain/polardomain.cpp')
-rw-r--r-- | src/domain/polardomain.cpp | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/src/domain/polardomain.cpp b/src/domain/polardomain.cpp deleted file mode 100644 index dbc85501..00000000 --- a/src/domain/polardomain.cpp +++ /dev/null @@ -1,91 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2014 Digia Plc -** All rights reserved. -** For any questions to Digia, please use contact form at http://qt.digia.com -** -** This file is part of the Qt Enterprise Charts Add-on. -** -** $QT_BEGIN_LICENSE$ -** Licensees holding valid Qt Enterprise licenses may use this file in -** accordance with the Qt Enterprise License Agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and Digia. -** -** If you have questions regarding the use of this file, please use -** contact form at http://qt.digia.com -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "polardomain_p.h" -#include "qabstractaxis_p.h" -#include <qmath.h> - -QTCOMMERCIALCHART_BEGIN_NAMESPACE - -PolarDomain::PolarDomain(QObject *parent) - : AbstractDomain(parent) -{ -} - -PolarDomain::~PolarDomain() -{ -} - -void PolarDomain::setSize(const QSizeF &size) -{ - Q_ASSERT(size.width() == size.height()); - m_radius = size.height() / 2.0; - m_center = QPointF(m_radius, m_radius); - AbstractDomain::setSize(size); -} - -QPointF PolarDomain::calculateGeometryPoint(const QPointF &point, bool &ok) const -{ - qreal r = 0.0; - qreal a = toAngularCoordinate(point.x(), ok); - if (ok) - r = toRadialCoordinate(point.y(), ok); - if (ok) { - return m_center + polarCoordinateToPoint(a, r); - } else { - qWarning() << "Logarithm of negative value is undefined. Empty layout returned."; - return QPointF(); - } -} - -QVector<QPointF> PolarDomain::calculateGeometryPoints(const QList<QPointF> &vector) const -{ - QVector<QPointF> result; - result.resize(vector.count()); - bool ok; - qreal r = 0.0; - qreal a = 0.0; - - for (int i = 0; i < vector.count(); ++i) { - a = toAngularCoordinate(vector[i].x(), ok); - if (ok) - r = toRadialCoordinate(vector[i].y(), ok); - if (ok) { - result[i] = m_center + polarCoordinateToPoint(a, r); - } else { - qWarning() << "Logarithm of negative value is undefined. Empty layout returned."; - return QVector<QPointF>(); - } - } - - return result; -} - -QPointF PolarDomain::polarCoordinateToPoint(qreal angularCoordinate, qreal radialCoordinate) const -{ - qreal dx = qSin(angularCoordinate * (M_PI / 180)) * radialCoordinate; - qreal dy = qCos(angularCoordinate * (M_PI / 180)) * radialCoordinate; - - return QPointF(dx, -dy); -} - -#include "moc_polardomain_p.cpp" - -QTCOMMERCIALCHART_END_NAMESPACE |