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Diffstat (limited to 'src/domain/xydomain.cpp')
| -rw-r--r-- | src/domain/xydomain.cpp | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/src/domain/xydomain.cpp b/src/domain/xydomain.cpp deleted file mode 100644 index 4553646b..00000000 --- a/src/domain/xydomain.cpp +++ /dev/null @@ -1,186 +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 "xydomain_p.h" -#include "qabstractaxis_p.h" -#include <qmath.h> - -QTCOMMERCIALCHART_BEGIN_NAMESPACE - -XYDomain::XYDomain(QObject *parent) - : AbstractDomain(parent) -{ -} - -XYDomain::~XYDomain() -{ -} - -void XYDomain::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 XYDomain::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 XYDomain::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 XYDomain::move(qreal dx, qreal dy) -{ - qreal x = spanX() / m_size.width(); - qreal y = spanY() / m_size.height(); - - 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 XYDomain::calculateGeometryPoint(const QPointF &point, bool &ok) const -{ - const qreal deltaX = m_size.width() / (m_maxX - m_minX); - const qreal deltaY = m_size.height() / (m_maxY - m_minY); - qreal x = (point.x() - m_minX) * deltaX; - qreal y = (point.y() - m_minY) * -deltaY + m_size.height(); - ok = true; - return QPointF(x, y); -} - -QVector<QPointF> XYDomain::calculateGeometryPoints(const QList<QPointF> &vector) const -{ - const qreal deltaX = m_size.width() / (m_maxX - m_minX); - const qreal deltaY = m_size.height() / (m_maxY - m_minY); - - QVector<QPointF> result; - result.resize(vector.count()); - - for (int i = 0; i < vector.count(); ++i) { - qreal x = (vector[i].x() - m_minX) * deltaX; - qreal y = (vector[i].y() - m_minY) * -deltaY + m_size.height(); - result[i].setX(x); - result[i].setY(y); - } - return result; -} - -QPointF XYDomain::calculateDomainPoint(const QPointF &point) const -{ - const qreal deltaX = m_size.width() / (m_maxX - m_minX); - const qreal deltaY = m_size.height() / (m_maxY - m_minY); - qreal x = point.x() / deltaX + m_minX; - qreal y = (point.y() - m_size.height()) / (-deltaY) + m_minY; - return QPointF(x, y); -} - -// operators - -bool QTCOMMERCIALCHART_AUTOTEST_EXPORT operator== (const XYDomain &domain1, const XYDomain &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 XYDomain &domain1, const XYDomain &domain2) -{ - return !(domain1 == domain2); -} - - -QDebug QTCOMMERCIALCHART_AUTOTEST_EXPORT operator<<(QDebug dbg, const XYDomain &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_xydomain_p.cpp" - -QTCOMMERCIALCHART_END_NAMESPACE |