Files
giesCANne/re/sniffer/SnifferDelegate.cpp
T

71 lines
1.9 KiB
C++

#include "SnifferDelegate.h"
#include <QPainter>
#include <QDebug>
#include "utility.h"
#include "re/sniffer/snifferitem.h"
SnifferDelegate::SnifferDelegate(QWidget *parent) : QItemDelegate(parent)
{
blackBrush = QBrush(Qt::black);
whiteBrush = QBrush(Qt::white);
//redBrush = QBrush(Qt::red);
//greenBrush = QBrush(Qt::green);
//grayBrush = QBrush(QColor(230,230,230));
mainFont.setPointSize(10);
mainFontInfo = new QFontInfo(mainFont);
}
void SnifferDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
{
//qDebug() << "SnifferDelegate Paint Event";
if (index.column() < 2)
{
QItemDelegate::paint(painter, option, index);
return;
}
if (index.column() > 9) return;
int x, y;
SnifferItem *item = static_cast<SnifferItem*>(index.internalPointer());
int val = item->getData(index.column() - 2);
if (val < 0) return;
QRect viewport = option.rect;
int xSpan = viewport.right() - viewport.left();
int ySpan = viewport.bottom() - viewport.top();
//qDebug() << "XSpan" << xSpan << " YSpan " << ySpan;
int xSector = xSpan / 8;
painter->setPen(QPen(Qt::black));
painter->setFont(mainFont);
for (x = 0; x < 8; x++)
{
if (val & (1 << x))
{
painter->setBrush(blackBrush);
}
else
{
painter->setBrush(whiteBrush);
}
painter->drawRect(viewport.left() + x * xSector, viewport.top(), xSector, xSector);
}
painter->drawText(QRect(viewport.left(), viewport.top() + xSector, xSpan, mainFontInfo->pixelSize()), Qt::AlignCenter, Utility::formatNumber(val));
}
QSize SnifferDelegate::sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const
{
QSize origSize = QItemDelegate::sizeHint(option, index);
origSize.setHeight(origSize.height() * 2.0);
return origSize;
}