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Change headers to qt ones in some examples
Change headers to qt ones in some examples
sauimone - - Load All Authors

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r626:b05202e4f2ef
r632:936476785a4d
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qlegend.cpp
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/ src / qlegend.cpp
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sauimone
framework for legend
 r524 #include "qchartglobal.h"
#include "qlegend.h"
#include "qseries.h"
sauimone
Separated legend marker to private header. Added signals for left and right mouse click
 r547 #include "legendmarker_p.h"
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 #include "qxyseries.h"
#include "qlineseries.h"
#include "qareaseries.h"
#include "qscatterseries.h"
#include "qsplineseries.h"
#include "qbarseries.h"
#include "qstackedbarseries.h"
#include "qpercentbarseries.h"
#include "qbarset.h"
#include "qpieseries.h"
#include "qpieslice.h"
sauimone
Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 #include "chartpresenter_p.h"
sauimone
First version of legend. Simple markers and serie names. Using drilldown as example for now.
 r529 #include <QPainter>
#include <QPen>
sauimone
framework for legend
 r524
sauimone
Separated legend marker to private header. Added signals for left and right mouse click
 r547 #include <QGraphicsSceneEvent>
sauimone
First version of legend. Simple markers and serie names. Using drilldown as example for now.
 r529
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Separated legend marker to private header. Added signals for left and right mouse click
 r547 QTCOMMERCIALCHART_BEGIN_NAMESPACE
sauimone
First version of legend. Simple markers and serie names. Using drilldown as example for now.
 r529
sauimone
framework for legend
 r524 QLegend::QLegend(QGraphicsItem *parent)
: QGraphicsObject(parent)
sauimone
Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 ,mPos(0,0)
,mSize(0,0)
sauimone
legend scaling with chart
 r582 ,mMinimumSize(50,20) // TODO: magic numbers
sauimone
legend layouting change
 r616 ,mMaximumSize(150,100)
sauimone
Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 ,mBackgroundBrush(Qt::darkGray) // TODO: from theme?
sauimone
legend layouting change
 r616 ,mPreferredLayout(QLegend::PreferredLayoutVertical)
sauimone
framework for legend
 r524 {
sauimone
Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 // setVisible(false);
setZValue(ChartPresenter::LegendZValue);
sauimone
framework for legend
 r524 }
void QLegend::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Tero Ahola
Squashed bunch of warnings
 r611 Q_UNUSED(option)
Q_UNUSED(widget)
sauimone
Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 painter->setOpacity(0.5);
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background to legend, theme applies
 r540 painter->setBrush(mBackgroundBrush);
sauimone
Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 painter->drawRect(boundingRect());
sauimone
framework for legend
 r524 }
QRectF QLegend::boundingRect() const
{
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Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 return QRectF(mPos,mSize);
sauimone
framework for legend
 r524 }
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background to legend, theme applies
 r540 void QLegend::setBackgroundBrush(const QBrush& brush)
{
mBackgroundBrush = brush;
}
QBrush QLegend::backgroundBrush() const
{
return mBackgroundBrush;
}
sauimone
legend layouting change
 r616 void QLegend::setPreferredLayout(QLegend::PreferredLayout preferred)
{
mPreferredLayout = preferred;
layoutChanged();
}
sauimone
Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 QSizeF QLegend::maximumSize() const
sauimone
legend scaling with chart
 r582 {
sauimone
Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 return mMaximumSize;
sauimone
legend scaling with chart
 r582 }
sauimone
Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 void QLegend::setMaximumSize(const QSizeF size)
sauimone
legend scaling with chart
 r582 {
sauimone
Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 mMaximumSize = size;
}
void QLegend::setSize(const QSizeF size)
{
mSize = size;
if (mSize.width() > mMaximumSize.width()) {
mSize.setWidth(mMaximumSize.width());
}
if (mSize.height() > mMaximumSize.height()) {
mSize.setHeight(mMaximumSize.height());
}
}
void QLegend::setPos(const QPointF &pos)
{
mPos = pos;
sauimone
legend scaling with chart
 r582 }
Tero Ahola
Squashed bunch of warnings
 r611 void QLegend::handleSeriesAdded(QSeries* series, Domain* domain)
sauimone
framework for legend
 r524 {
Tero Ahola
Squashed bunch of warnings
 r611 Q_UNUSED(domain)
sauimone
framework for legend
 r524 mSeriesList.append(series);
sauimone
handleThemeChanged slot to legend.
 r586 createMarkers(series);
layoutChanged();
}
void QLegend::handleSeriesRemoved(QSeries* series)
{
if (series->type() == QSeries::SeriesTypeArea)
{
// This is special case. Area series has upper and lower series, which each have markers
QAreaSeries* s = static_cast<QAreaSeries*> (series);
deleteMarkers(s->upperSeries());
deleteMarkers(s->lowerSeries());
} else {
deleteMarkers(series);
}
mSeriesList.removeOne(series);
layoutChanged();
}
void QLegend::createMarkers(QSeries *series)
{
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 switch (series->type())
{
case QSeries::SeriesTypeLine: {
QLineSeries* lineSeries = static_cast<QLineSeries*>(series);
sauimone
handleThemeChanged slot to legend.
 r586 appendMarkers(lineSeries);
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 break;
}
case QSeries::SeriesTypeArea: {
QAreaSeries* areaSeries = static_cast<QAreaSeries*>(series);
sauimone
handleThemeChanged slot to legend.
 r586 appendMarkers(areaSeries->upperSeries());
Michal Klocek
Bugfix dangling pointer in qlegend, remove debug info
 r572 if(areaSeries->lowerSeries())
sauimone
handleThemeChanged slot to legend.
 r586 appendMarkers(areaSeries->lowerSeries());
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 break;
}
case QSeries::SeriesTypeBar: {
QBarSeries* barSeries = static_cast<QBarSeries*>(series);
sauimone
handleThemeChanged slot to legend.
 r586 appendMarkers(barSeries);
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 break;
}
case QSeries::SeriesTypeStackedBar: {
QStackedBarSeries* stackedBarSeries = static_cast<QStackedBarSeries*>(series);
sauimone
handleThemeChanged slot to legend.
 r586 appendMarkers(stackedBarSeries);
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 break;
}
case QSeries::SeriesTypePercentBar: {
QPercentBarSeries* percentBarSeries = static_cast<QPercentBarSeries*>(series);
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handleThemeChanged slot to legend.
 r586 appendMarkers(percentBarSeries);
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 break;
}
case QSeries::SeriesTypeScatter: {
QScatterSeries *scatterSeries = static_cast<QScatterSeries *>(series);
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handleThemeChanged slot to legend.
 r586 appendMarkers(scatterSeries);
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 break;
}
case QSeries::SeriesTypePie: {
QPieSeries *pieSeries = static_cast<QPieSeries *>(series);
sauimone
handleThemeChanged slot to legend.
 r586 appendMarkers(pieSeries);
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 break;
}
case QSeries::SeriesTypeSpline: {
QSplineSeries* splineSeries = static_cast<QSplineSeries*>(series);
sauimone
handleThemeChanged slot to legend.
 r586 appendMarkers(splineSeries);
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 break;
}
default: {
sauimone
handleThemeChanged slot to legend.
 r586 qDebug()<< "QLegend::createMarkers" << series->type() << "not implemented.";
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 break;
}
}
sauimone
Legend can handle removing of series
 r576 }
sauimone
handleThemeChanged slot to legend.
 r586 void QLegend::appendMarkers(QXYSeries* series)
sauimone
First version of legend. Simple markers and serie names. Using drilldown as example for now.
 r529 {
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 LegendMarker* marker = new LegendMarker(series,this);
marker->setName(series->name());
marker->setBrush(series->brush());
sauimone
combined clicked and rightclicked events of legend to one event with parameter
 r567 connect(marker,SIGNAL(clicked(QSeries*,Qt::MouseButton)),this,SIGNAL(clicked(QSeries*,Qt::MouseButton)));
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 mMarkers.append(marker);
childItems().append(marker);
}
sauimone
handleThemeChanged slot to legend.
 r586 void QLegend::appendMarkers(QBarSeries *series)
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 {
foreach(QBarSet* s, series->barSets()) {
sauimone
Legend can handle removing of series
 r576 LegendMarker* marker = new LegendMarker(series,s,this);
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 marker->setName(s->name());
marker->setBrush(s->brush());
sauimone
combined clicked and rightclicked events of legend to one event with parameter
 r567 connect(marker,SIGNAL(clicked(QBarSet*,Qt::MouseButton)),this,SIGNAL(clicked(QBarSet*,Qt::MouseButton)));
sauimone
removed handlethemechange for legend. Too complex solution. Legend now listens the changed signals from series
 r587 connect(s,SIGNAL(changed()),marker,SLOT(changed()));
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 mMarkers.append(marker);
childItems().append(marker);
sauimone
First version of legend. Simple markers and serie names. Using drilldown as example for now.
 r529 }
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 }
sauimone
First version of legend. Simple markers and serie names. Using drilldown as example for now.
 r529
sauimone
handleThemeChanged slot to legend.
 r586 void QLegend::appendMarkers(QPieSeries *series)
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 {
foreach(QPieSlice* s, series->slices()) {
sauimone
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 r576 LegendMarker* marker = new LegendMarker(series,s,this);
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 marker->setName(s->label());
marker->setBrush(s->sliceBrush());
sauimone
combined clicked and rightclicked events of legend to one event with parameter
 r567 connect(marker,SIGNAL(clicked(QPieSlice*,Qt::MouseButton)),this,SIGNAL(clicked(QPieSlice*,Qt::MouseButton)));
sauimone
removed handlethemechange for legend. Too complex solution. Legend now listens the changed signals from series
 r587 connect(s,SIGNAL(changed()),marker,SLOT(changed()));
sauimone
more intelligent legend. fixed compiler warning in bar.cpp
 r565 mMarkers.append(marker);
childItems().append(marker);
sauimone
First version of legend. Simple markers and serie names. Using drilldown as example for now.
 r529 }
}
sauimone
handleThemeChanged slot to legend.
 r586 void QLegend::deleteMarkers(QSeries *series)
{
// Search all markers that belong to given series and delete them.
foreach (LegendMarker *m, mMarkers) {
if (m->series() == series) {
mMarkers.removeOne(m);
delete m;
}
}
}
sauimone
First version of legend. Simple markers and serie names. Using drilldown as example for now.
 r529 void QLegend::layoutChanged()
{
// Calculate layout for markers and text
if (mMarkers.count() <= 0) {
// Nothing to do
return;
}
sauimone
Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 // Find out widest item.
qreal itemMaxWidth = 0;
qreal itemMaxHeight = 0;
foreach (LegendMarker* m, mMarkers) {
if (m->boundingRect().width() > itemMaxWidth) {
itemMaxWidth = m->boundingRect().width();
}
if (m->boundingRect().height() > itemMaxHeight) {
itemMaxHeight = m->boundingRect().height();
}
}
int maxHorizontalItems = boundingRect().width() / itemMaxWidth;
int maxVerticalItems = boundingRect().height() / itemMaxHeight;
sauimone
legend layouting change
 r616
sauimone
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 r626 if (mMarkers.count() > maxHorizontalItems * maxVerticalItems) {
// TODO: overlapping layout
qDebug() << "Warning. Not enough space to layout all legend items properly.";
}
sauimone
legend layouting change
 r616
sauimone
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 r626 qreal margin = 5;
qreal totalWidth = 0;
qreal totalHeight = 0;
sauimone
legend layouting change
 r616 switch (mPreferredLayout)
{
case QLegend::PreferredLayoutHorizontal: {
sauimone
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 r626 /*
qreal xStep = mMaximumSize.width() / (mMarkers.count()+1);
if (xStep > itemMaxWidth) {
xStep = itemMaxWidth;
}
qreal yStep = mMaximumSize.height() / (mMarkers.count()+1);
if (yStep > itemMaxHeight) {
yStep = itemMaxHeight;
}*/
qreal xStep = itemMaxWidth;
qreal yStep = itemMaxHeight;
qreal x = mPos.x() + margin;
qreal y = mPos.y() + margin;
int row = 1;
int column = 0;
int maxRows = 1;
int maxColumns = 1;
sauimone
legend layouting change
 r616 foreach (LegendMarker* m, mMarkers) {
sauimone
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 r626 maxRows = row;
m->setPos(x,y);
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legend layouting change
 r616 x += xStep;
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 r626 column++;
if (column > maxColumns) {
maxColumns = column;
}
if ((x + itemMaxWidth + margin*2) > (mPos.x() + mMaximumSize.width())) {
x = mPos.x() + margin;
y += yStep;
row++;
column = 0;
}
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legend layouting change
 r616 }
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Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 totalWidth = maxColumns * itemMaxWidth + margin * 2;
totalHeight = maxRows * itemMaxHeight + margin * 2;
sauimone
legend layouting change
 r616 break;
sauimone
First version of legend. Simple markers and serie names. Using drilldown as example for now.
 r529 }
sauimone
legend layouting change
 r616 case QLegend::PreferredLayoutVertical: {
sauimone
Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 /*
qreal xStep = mMaximumSize.width() / (mMarkers.count()+1);
if (xStep > itemMaxWidth) {
xStep = itemMaxWidth;
sauimone
legend layouting change
 r616 }
sauimone
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 r626 qreal yStep = mMaximumSize.height() / (mMarkers.count()+1);
if (yStep > itemMaxHeight) {
yStep = itemMaxHeight;
}*/
qreal xStep = itemMaxWidth;
qreal yStep = itemMaxHeight;
qreal x = mPos.x() + margin;
qreal y = mPos.y() + margin;
int row = 0;
int column = 1;
int maxRows = 1;
int maxColumns = 1;
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legend layouting change
 r616 foreach (LegendMarker* m, mMarkers) {
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 r626 maxColumns = column;
m->setPos(x,y);
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 r616 y += yStep;
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Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 row++;
if (row > maxRows) {
maxRows = row;
}
if ((y + itemMaxHeight + margin*2) > (mPos.y() + mMaximumSize.height())) {
y = mPos.y() + margin;
x += xStep;
column++;
row = 0;
}
sauimone
legend layouting change
 r616 }
sauimone
Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 totalWidth = maxColumns * itemMaxWidth + margin * 2;
totalHeight = maxRows * itemMaxHeight + margin * 2;
sauimone
legend layouting change
 r616 break;
}
default: {
break;
}
}
sauimone
Adaptive layout to legend. Tries to fit all items inside given maximum size
 r626 mSize.setWidth(totalWidth);
mSize.setHeight(totalHeight);
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First version of legend. Simple markers and serie names. Using drilldown as example for now.
 r529 }
sauimone
framework for legend
 r524 #include "moc_qlegend.cpp"
QTCOMMERCIALCHART_END_NAMESPACE