|
|
#include "barpresenterbase_p.h"
|
|
|
#include "bar_p.h"
|
|
|
#include "barvalue_p.h"
|
|
|
#include "separator_p.h"
|
|
|
#include "qbarset.h"
|
|
|
#include "qbarseries.h"
|
|
|
#include "qchart.h"
|
|
|
#include "qchartaxis.h"
|
|
|
#include "qchartaxiscategories.h"
|
|
|
#include <QDebug>
|
|
|
#include <QToolTip>
|
|
|
|
|
|
QTCOMMERCIALCHART_BEGIN_NAMESPACE
|
|
|
|
|
|
BarPresenterBase::BarPresenterBase(QBarSeries *series, QChart *parent)
|
|
|
: ChartItem(parent)
|
|
|
,mLayoutSet(false)
|
|
|
,mSeparatorsEnabled(false)
|
|
|
,mSeries(series)
|
|
|
,mChart(parent)
|
|
|
{
|
|
|
connect(series,SIGNAL(showToolTip(QPoint,QString)),this,SLOT(showToolTip(QPoint,QString)));
|
|
|
initAxisLabels();
|
|
|
dataChanged();
|
|
|
}
|
|
|
|
|
|
BarPresenterBase::~BarPresenterBase()
|
|
|
{
|
|
|
disconnect(this,SLOT(showToolTip(QPoint,QString)));
|
|
|
}
|
|
|
|
|
|
void BarPresenterBase::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
|
|
|
{
|
|
|
if (!mLayoutSet) {
|
|
|
qDebug() << "BarPresenterBase::paint called without layout set. Aborting.";
|
|
|
return;
|
|
|
}
|
|
|
foreach(QGraphicsItem* i, childItems()) {
|
|
|
i->paint(painter,option,widget);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
QRectF BarPresenterBase::boundingRect() const
|
|
|
{
|
|
|
return QRectF(0,0,mWidth,mHeight);
|
|
|
}
|
|
|
|
|
|
void BarPresenterBase::dataChanged()
|
|
|
{
|
|
|
// TODO: performance optimizations. Do we really need to delete and create items every time data is changed or can we reuse them?
|
|
|
// Delete old bars
|
|
|
foreach (QGraphicsItem* item, childItems()) {
|
|
|
delete item;
|
|
|
}
|
|
|
|
|
|
mBars.clear();
|
|
|
mSeparators.clear();
|
|
|
mFloatingValues.clear();
|
|
|
|
|
|
// Create new graphic items for bars
|
|
|
for (int c=0; c<mSeries->categoryCount(); c++) {
|
|
|
QString category = mSeries->categoryName(c);
|
|
|
for (int s=0; s<mSeries->barsetCount(); s++) {
|
|
|
QBarSet *set = mSeries->barsetAt(s);
|
|
|
Bar *bar = new Bar(category,this);
|
|
|
childItems().append(bar);
|
|
|
mBars.append(bar);
|
|
|
connect(bar,SIGNAL(clicked(QString)),set,SIGNAL(clicked(QString)));
|
|
|
connect(bar,SIGNAL(rightClicked(QString)),set,SIGNAL(rightClicked(QString)));
|
|
|
connect(bar,SIGNAL(hoverEntered(QPoint)),set,SLOT(barHoverEnterEvent(QPoint)));
|
|
|
connect(bar,SIGNAL(hoverLeaved()),set,SLOT(barHoverLeaveEvent()));
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// Create separators
|
|
|
int count = mSeries->categoryCount() - 1; // There is one less separator than columns
|
|
|
for (int i=0; i<count; i++) {
|
|
|
Separator* sep = new Separator(this);
|
|
|
sep->setColor(QColor(255,0,0,255)); // TODO: color for separations from theme
|
|
|
sep->setVisible(mSeparatorsEnabled);
|
|
|
childItems().append(sep);
|
|
|
mSeparators.append(sep);
|
|
|
}
|
|
|
|
|
|
// Create floating values
|
|
|
for (int category=0; category<mSeries->categoryCount(); category++) {
|
|
|
for (int s=0; s<mSeries->barsetCount(); s++) {
|
|
|
QBarSet *set = mSeries->barsetAt(s);
|
|
|
BarValue *value = new BarValue(*set, this);
|
|
|
childItems().append(value);
|
|
|
mFloatingValues.append(value);
|
|
|
connect(set,SIGNAL(toggleFloatingValues()),value,SLOT(toggleVisible()));
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void BarPresenterBase::initAxisLabels()
|
|
|
{
|
|
|
int count = mSeries->categoryCount();
|
|
|
if (0 == count) {
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
mChart->axisX()->setTicksCount(count);
|
|
|
|
|
|
qreal min = 0;
|
|
|
qreal max = mSeries->categoryCount();
|
|
|
|
|
|
mChart->axisX()->setMin(min);
|
|
|
mChart->axisX()->setMax(max);
|
|
|
qreal step = (max-min)/count;
|
|
|
QChartAxisCategories& categories = mChart->axisX()->categories();
|
|
|
categories.clear();
|
|
|
for (int i=0; i<count; i++) {
|
|
|
qDebug() << "initAxisLabels" << min << mSeries->categoryName(i);
|
|
|
categories.insert(min,mSeries->categoryName(i));
|
|
|
min += step;
|
|
|
}
|
|
|
mChart->axisX()->setLabelsVisible(true);
|
|
|
}
|
|
|
|
|
|
//handlers
|
|
|
|
|
|
void BarPresenterBase::handleModelChanged(int index)
|
|
|
{
|
|
|
// qDebug() << "BarPresenterBase::handleModelChanged" << index;
|
|
|
dataChanged();
|
|
|
}
|
|
|
|
|
|
void BarPresenterBase::handleDomainChanged(const Domain& domain)
|
|
|
{
|
|
|
qDebug() << "BarPresenterBase::handleDomainChanged";
|
|
|
/*
|
|
|
int count = mSeries->categoryCount();
|
|
|
if (0 == count) {
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
// Position labels to domain
|
|
|
qreal min = domain.minX();
|
|
|
qreal max = domain.maxX();
|
|
|
qreal step = (max-min)/count;
|
|
|
QChartAxisCategories& categories = mChart->axisX()->categories();
|
|
|
categories.clear();
|
|
|
for (int i=0; i<count; i++) {
|
|
|
categories.insert(min,mSeries->categoryName(i));
|
|
|
min += step;
|
|
|
}
|
|
|
*/
|
|
|
}
|
|
|
|
|
|
void BarPresenterBase::handleGeometryChanged(const QRectF& rect)
|
|
|
{
|
|
|
mWidth = rect.width();
|
|
|
mHeight = rect.height();
|
|
|
layoutChanged();
|
|
|
mLayoutSet = true;
|
|
|
setPos(rect.topLeft());
|
|
|
}
|
|
|
|
|
|
void BarPresenterBase::showToolTip(QPoint pos, QString tip)
|
|
|
{
|
|
|
// TODO: cool tooltip instead of default
|
|
|
QToolTip::showText(pos,tip);
|
|
|
}
|
|
|
|
|
|
void BarPresenterBase::enableSeparators(bool enabled)
|
|
|
{
|
|
|
for (int i=0; i<mSeparators.count(); i++) {
|
|
|
mSeparators.at(i)->setVisible(enabled);
|
|
|
}
|
|
|
mSeparatorsEnabled = enabled;
|
|
|
}
|
|
|
|
|
|
#include "moc_barpresenterbase_p.cpp"
|
|
|
|
|
|
QTCOMMERCIALCHART_END_NAMESPACE
|
|
|
|
