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Diffstat (limited to 'src/domain/xypolardomain.cpp')
| -rw-r--r-- | src/domain/xypolardomain.cpp | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/src/domain/xypolardomain.cpp b/src/domain/xypolardomain.cpp deleted file mode 100644 index 6d857892..00000000 --- a/src/domain/xypolardomain.cpp +++ /dev/null @@ -1,184 +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 "xypolardomain_p.h" -#include "qabstractaxis_p.h" -#include <qmath.h> - -QTCOMMERCIALCHART_BEGIN_NAMESPACE - -XYPolarDomain::XYPolarDomain(QObject *parent) - : PolarDomain(parent) -{ -} - -XYPolarDomain::~XYPolarDomain() -{ -} - -void XYPolarDomain::setRange(qreal minX, qreal maxX, qreal minY, qreal maxY) -{ - bool axisXChanged = false; - bool axisYChanged = false; - - if (!qFuzzyCompare(m_minX, minX) || !qFuzzyCompare(m_maxX, maxX)) { - m_minX = minX; - m_maxX = maxX; - axisXChanged = true; - if (!m_signalsBlocked) - emit rangeHorizontalChanged(m_minX, m_maxX); - } - - if (!qFuzzyCompare(m_minY, minY) || !qFuzzyCompare(m_maxY, maxY)) { - m_minY = minY; - m_maxY = maxY; - axisYChanged = true; - if (!m_signalsBlocked) - emit rangeVerticalChanged(m_minY, m_maxY); - } - - if (axisXChanged || axisYChanged) - emit updated(); -} - - -void XYPolarDomain::zoomIn(const QRectF &rect) -{ - storeZoomReset(); - qreal dx = spanX() / m_size.width(); - qreal dy = spanY() / m_size.height(); - - qreal maxX = m_maxX; - qreal minX = m_minX; - qreal minY = m_minY; - qreal maxY = m_maxY; - - maxX = minX + dx * rect.right(); - minX = minX + dx * rect.left(); - minY = maxY - dy * rect.bottom(); - maxY = maxY - dy * rect.top(); - - setRange(minX, maxX, minY, maxY); -} - -void XYPolarDomain::zoomOut(const QRectF &rect) -{ - storeZoomReset(); - qreal dx = spanX() / rect.width(); - qreal dy = spanY() / rect.height(); - - qreal maxX = m_maxX; - qreal minX = m_minX; - qreal minY = m_minY; - qreal maxY = m_maxY; - - minX = maxX - dx * rect.right(); - maxX = minX + dx * m_size.width(); - maxY = minY + dy * rect.bottom(); - minY = maxY - dy * m_size.height(); - - setRange(minX, maxX, minY, maxY); -} - -void XYPolarDomain::move(qreal dx, qreal dy) -{ - // One unit scrolls one degree angular and one pixel radial - qreal x = spanX() / 360.0; - qreal y = spanY() / m_radius; - - qreal maxX = m_maxX; - qreal minX = m_minX; - qreal minY = m_minY; - qreal maxY = m_maxY; - - if (dx != 0) { - minX = minX + x * dx; - maxX = maxX + x * dx; - } - if (dy != 0) { - minY = minY + y * dy; - maxY = maxY + y * dy; - } - setRange(minX, maxX, minY, maxY); -} - -QPointF XYPolarDomain::calculateDomainPoint(const QPointF &point) const -{ - if (point == m_center) - return QPointF(0.0, m_minX); - - QLineF line(m_center, point); - qreal a = 90.0 - line.angle(); - if (a < 0.0) - a += 360.0; - a = ((a / 360.0) * (m_maxX - m_minX)) + m_minX; - qreal r = m_minY + ((m_maxY - m_minY) * (line.length() / m_radius)); - return QPointF(a, r); -} - -qreal XYPolarDomain::toAngularCoordinate(qreal value, bool &ok) const -{ - ok = true; - qreal f = (value - m_minX) / (m_maxX - m_minX); - return f * 360.0; -} - -qreal XYPolarDomain::toRadialCoordinate(qreal value, bool &ok) const -{ - ok = true; - if (value < m_minY) - value = m_minY; - - // Dont limit the max. The drawing should clip the stuff that goes out of the grid - qreal f = (value - m_minY) / (m_maxY - m_minY); - - return f * m_radius; -} - -// operators - -bool QTCOMMERCIALCHART_AUTOTEST_EXPORT operator== (const XYPolarDomain &domain1, const XYPolarDomain &domain2) -{ - return (qFuzzyCompare(domain1.m_maxX, domain2.m_maxX) - && qFuzzyCompare(domain1.m_maxY, domain2.m_maxY) - && qFuzzyCompare(domain1.m_minX, domain2.m_minX) - && qFuzzyCompare(domain1.m_minY, domain2.m_minY)); -} - - -bool QTCOMMERCIALCHART_AUTOTEST_EXPORT operator!= (const XYPolarDomain &domain1, const XYPolarDomain &domain2) -{ - return !(domain1 == domain2); -} - - -QDebug QTCOMMERCIALCHART_AUTOTEST_EXPORT operator<<(QDebug dbg, const XYPolarDomain &domain) -{ -#ifdef QT_NO_TEXTSTREAM - Q_UNUSED(domain) -#else - dbg.nospace() << "AbstractDomain(" << domain.m_minX << ',' << domain.m_maxX << ',' << domain.m_minY << ',' << domain.m_maxY << ')' << domain.m_size; -#endif - return dbg.maybeSpace(); -} - -#include "moc_xypolardomain_p.cpp" - -QTCOMMERCIALCHART_END_NAMESPACE |