##// END OF EJS Templates
HG_REPOSITORIES » LPP » INSTRUMENTATION » USERS » JEANDET » qtcharts
RSS

Clone from http://code.qt.io/qt/qtcharts.git

documented legendmarker example. removed unnecessary casting from example
documented legendmarker example. removed unnecessary casting from example
Jani Honkonen - - Load All Authors

File last commit:

r2104:f8a933676fbd
r2219:bcb41ad786cc
Show More
splinechartitem.cpp
171 lines | 4.7 KiB | text/x-c | CppLexer
/ src / splinechart / splinechartitem.cpp
History | Source | Raw |Copy content |Copy permalink
Jani Honkonen
Add license headers
 r794 /****************************************************************************
Michal Klocek
Refactor xychartitem -> xychart
 r1218 **
** Copyright (C) 2012 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 Commercial Charts Add-on.
**
** $QT_BEGIN_LICENSE$
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial 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
** $QT_END_LICENSE$
**
****************************************************************************/
Jani Honkonen
Add license headers
 r794
Marek Rosa
Renamed SplinePresenter to SplineChartItem
 r460 #include "splinechartitem_p.h"
Michal Klocek
Adds big fat pimpl to series classes...
 r938 #include "qsplineseries_p.h"
Michal Klocek
Refactor animation to fit line,spline,scatter...
 r476 #include "chartpresenter_p.h"
Michal Klocek
Refactor animator...
 r1735 #include "splineanimation_p.h"
Marek Rosa
Spline working somewhat
 r401 #include <QPainter>
Michal Klocek
Refactor xychartitem -> xychart
 r1218 #include <QGraphicsSceneMouseEvent>
Marek Rosa
Spline initial
 r295
Marek Rosa
Spline working somewhat
 r401 QTCOMMERCIALCHART_BEGIN_NAMESPACE
Jani Honkonen
astyle and manual coding style fixes for src-folder
 r2097 SplineChartItem::SplineChartItem(QSplineSeries *series, ChartPresenter *presenter)
: XYChart(series, presenter),
QGraphicsItem(presenter ? presenter->rootItem() : 0),
m_series(series),
m_pointsVisible(false),
m_animation(0)
Marek Rosa
Spline initial
 r295 {
Michal Klocek
Fixes mouse handling in base class of chartseries
 r1747 setZValue(ChartPresenter::SplineChartZValue);
Jani Honkonen
astyle and manual coding style fixes for src-folder
 r2097 QObject::connect(m_series->d_func(), SIGNAL(updated()), this, SLOT(handleUpdated()));
Tero Ahola
Visible property to abstract series
 r1342 QObject::connect(series, SIGNAL(visibleChanged()), this, SLOT(handleUpdated()));
Tero Ahola
Added opacity property to QAbstractSeries
 r2067 QObject::connect(series, SIGNAL(opacityChanged()), this, SLOT(handleUpdated()));
Michal Klocek
Refactor animation to fit line,spline,scatter...
 r476 handleUpdated();
Marek Rosa
Spline initial
 r295 }
Michal Klocek
Refactor line spline to common xyline...
 r465 QRectF SplineChartItem::boundingRect() const
{
return m_rect;
}
Marek Rosa
Spline initial
 r295
Michal Klocek
Refactor line spline to common xyline...
 r465 QPainterPath SplineChartItem::shape() const
{
return m_path;
}
Marek Rosa
Spline working somewhat
 r401
Jani Honkonen
more coding style fixes for src-folder...
 r2104 void SplineChartItem::setAnimation(SplineAnimation *animation)
Michal Klocek
Refactors animation handling for xyseries
 r1217 {
Jani Honkonen
astyle and manual coding style fixes for src-folder
 r2097 m_animation = animation;
Michal Klocek
Refactor xychartitem -> xychart
 r1218 XYChart::setAnimation(animation);
Michal Klocek
Refactors animation handling for xyseries
 r1217 }
Jani Honkonen
more coding style fixes for src-folder...
 r2104 ChartAnimation *SplineChartItem::animation() const
Michal Klocek
Refactor animator...
 r1735 {
return m_animation;
}
Michal Klocek
Refactors animation handling for xyseries
 r1217 void SplineChartItem::setControlGeometryPoints(QVector<QPointF>& points)
{
Jani Honkonen
astyle and manual coding style fixes for src-folder
 r2097 m_controlPoints = points;
Michal Klocek
Refactors animation handling for xyseries
 r1217 }
QVector<QPointF> SplineChartItem::controlGeometryPoints() const
{
return m_controlPoints;
}
Jani Honkonen
astyle and manual coding style fixes for src-folder
 r2097 void SplineChartItem::updateChart(QVector<QPointF> &oldPoints, QVector<QPointF> &newPoints, int index)
Michal Klocek
Bugfixes for spline vector allocation issues
 r1082 {
Michal Klocek
Improves spline interpolation...
 r622 QVector<QPointF> controlPoints;
Jani Honkonen
astyle and manual coding style fixes for src-folder
 r2097 if (newPoints.count() >= 2)
controlPoints.resize(newPoints.count() * 2 - 2);
Michal Klocek
Improves spline interpolation...
 r622
sauimone
minor code review issues. indent, spaces, brackets etc.
 r743 for (int i = 0; i < newPoints.size() - 1; i++) {
Jani Honkonen
astyle and manual coding style fixes for src-folder
 r2097 controlPoints[2 * i] = calculateGeometryControlPoint(2 * i);
Michal Klocek
Improves spline interpolation...
 r622 controlPoints[2 * i + 1] = calculateGeometryControlPoint(2 * i + 1);
}
Tero Ahola
Minor: extra colons, commented out code
 r1782 if (m_animation)
m_animation->setup(oldPoints, newPoints, m_controlPoints, controlPoints, index);
Michal Klocek
Improves spline interpolation...
 r622
Tero Ahola
Minor: extra colons, commented out code
 r1782 m_points = newPoints;
m_controlPoints = controlPoints;
Michal Klocek
Refactor spline animation handling...
 r1770 setDirty(false);
Jani Honkonen
astyle and manual coding style fixes for src-folder
 r2097 if (m_animation)
Michal Klocek
Refactors axis animation, line animations
 r1241 presenter()->startAnimation(m_animation);
Jani Honkonen
astyle and manual coding style fixes for src-folder
 r2097 else
Michal Klocek
Refactors animation handling for xyseries
 r1217 updateGeometry();
Michal Klocek
Improves spline interpolation...
 r622 }
Marek Rosa
Renamed SplinePresenter to SplineChartItem
 r460 QPointF SplineChartItem::calculateGeometryControlPoint(int index) const
Marek Rosa
Spline working somewhat
 r401 {
Michal Klocek
Refactor xychartitem -> xychart
 r1218 return XYChart::calculateGeometryPoint(m_series->d_func()->controlPoint(index));
Marek Rosa
Spline with problems
 r419 }
Michal Klocek
Refactors animation handling for xyseries
 r1217 void SplineChartItem::updateGeometry()
Tero Ahola
Work-around for a bug in Clang compiler
 r946 {
Tero Ahola
Minor: extra colons, commented out code
 r1782 const QVector<QPointF> &points = m_points;
const QVector<QPointF> &controlPoints = m_controlPoints;
Tero Ahola
Work-around for a bug in Clang compiler
 r946
Jani Honkonen
astyle and manual coding style fixes for src-folder
 r2097 if ((points.size() < 2) || (controlPoints.size() < 2)) {
prepareGeometryChange();
Marek Rosa
XYSeries model support refactored
 r1085 m_path = QPainterPath();
Michal Klocek
adds QLineAnimation fixes
 r1271 m_rect = QRect();
Marek Rosa
Added support for adding and removing data with model. Updated the example
 r545 return;
}
Marek Rosa
Spline somewhat working
 r423
Jani Honkonen
astyle and manual coding style fixes for src-folder
 r2097 Q_ASSERT(points.count() * 2 - 2 == controlPoints.count());
Michal Klocek
Improves spline interpolation...
 r622
QPainterPath splinePath(points.at(0));
Marek Rosa
Spline somewhat working
 r423
sauimone
minor code review issues. indent, spaces, brackets etc.
 r743 for (int i = 0; i < points.size() - 1; i++) {
Jani Honkonen
more coding style fixes for src-folder...
 r2104 const QPointF &point = points.at(i + 1);
Jani Honkonen
astyle and manual coding style fixes for src-folder
 r2097 splinePath.cubicTo(controlPoints[2 * i], controlPoints[2 * i + 1], point);
Marek Rosa
Spline somewhat working
 r423 }
prepareGeometryChange();
m_path = splinePath;
m_rect = splinePath.boundingRect();
Michal Klocek
Refactor xychartitem -> xychart
 r1218 setPos(origin());
Michal Klocek
Refactor line spline to common xyline...
 r465 }
Michal Klocek
Refactor animation to fit line,spline,scatter...
 r476 //handlers
void SplineChartItem::handleUpdated()
{
Tero Ahola
Fixed isVisible implementation in XY series
 r1346 setVisible(m_series->isVisible());
Tero Ahola
Added opacity property to QAbstractSeries
 r2067 setOpacity(m_series->opacity());
Michal Klocek
Adds visible points handling to spline
 r580 m_pointsVisible = m_series->pointsVisible();
m_linePen = m_series->pen();
m_pointPen = m_series->pen();
Jani Honkonen
astyle and manual coding style fixes for src-folder
 r2097 m_pointPen.setWidthF(2 * m_pointPen.width());
Michal Klocek
Refactor animation to fit line,spline,scatter...
 r476 update();
}
//painter
Michal Klocek
Refactor line spline to common xyline...
 r465
Marek Rosa
Renamed SplinePresenter to SplineChartItem
 r460 void SplineChartItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
Marek Rosa
Spline somewhat working
 r423 {
Tero Ahola
Squashed bunch of warnings
 r611 Q_UNUSED(widget)
Q_UNUSED(option)
Tero Ahola
Fixed isVisible implementation in XY series
 r1346
painter->save();
painter->setClipRect(clipRect());
painter->setPen(m_linePen);
painter->drawPath(m_path);
if (m_pointsVisible) {
painter->setPen(m_pointPen);
painter->drawPoints(geometryPoints());
Michal Klocek
Adds visible points handling to spline
 r580 }
Tero Ahola
Fixed isVisible implementation in XY series
 r1346 painter->restore();
Marek Rosa
Spline somewhat working
 r423 }
Marek Rosa
Experimenting
 r417
Michal Klocek
Refactor xychartitem -> xychart
 r1218 void SplineChartItem::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
emit XYChart::clicked(calculateDomainPoint(event->pos()));
Michal Klocek
Fixes mouse handling in base class of chartseries
 r1747 QGraphicsItem::mousePressEvent(event);
Michal Klocek
Refactor xychartitem -> xychart
 r1218 }
Michal Klocek
Refactor animation to fit line,spline,scatter...
 r476
Marek Rosa
Renamed SplinePresenter to SplineChartItem
 r460 #include "moc_splinechartitem_p.cpp"
Marek Rosa
Spline working somewhat
 r401
QTCOMMERCIALCHART_END_NAMESPACE