int TableWidgetItem::foreground ( lua_State * L ) // const QBrush
{
QTableWidgetItem* lhs = ValueInstaller2<QTableWidgetItem>::check( L, 1 );
QBrush* res = ValueInstaller2<QBrush>::create( L );
*res = lhs->foreground();
return 1;
}
void GraphPlotDialog::addNewGraphToUI(unsigned graphId)
{
QTableWidgetItem* graphItem = new QTableWidgetItem(QString::fromStdString(mData[graphId].name));
graphItem->setData(Qt::UserRole, QVariant(graphId));
setItemColor(graphItem);
int rowCount = mUi.visibleGraph->rowCount();
mUi.visibleGraph->setRowCount(rowCount + 1);
mUi.visibleGraph->setItem(rowCount, 0, graphItem);
QTableWidgetItem* valueItem = new QTableWidgetItem();
valueItem->setForeground(graphItem->foreground());
valueItem->setData(Qt::UserRole, QVariant(graphId));
mUi.visibleGraph->setItem(rowCount, 1, valueItem);
}
void GraphPlotDialog::childRepaint(QPaintEvent * /*event*/, QWidget *who)
{
if (!who)
return;
QPainter painter(who);
unsigned h = who->height();
unsigned w = who->width();
painter.setPen(Qt::gray);
painter.setBrush(Qt::darkGray);
painter.drawRect(0, 0, w - 1, h - 1);
int zero = h / 2;
/* Draw oscilloscope
*
*/
double offset = mGraphPlotParameters->centerAt();
double gainY = mGraphPlotParameters->yScale();
double gainX = mGraphPlotParameters->xScale();
#if 0
double oscContrast = ui.oscContrastSpinBox->value();
deque<vector<double> >::iterator it;
unsigned i = 0;
for (it = intensity.begin(); it != intensity.end() && i < w; ++it, i++)
{
vector<int> line(h);
const vector<double> &slice = *it;
for (unsigned j = 0; j < slice.size(); j++)
{
double value = slice[j];
double toShow = (value - offset) * gainY;
unsigned bin = fround(zero - toShow);
if (bin >= h)
continue;
line[bin]++;
}
for (unsigned j = 0; j < h; j++)
{
int val = line[j];
val *= oscContrast;
if (val > 255)
val = 255;
QPen pen;
pen.setColor(QColor(0, val, val));
painter.setPen(pen);
painter.drawPoint(i, j);
}
}
#endif
drawGrid(painter);
drawGridFixLine(painter);
QPen axisPen(Qt::DashLine);
axisPen.setColor(Qt::blue);
painter.setPen(axisPen);
painter.drawLine(0, zero, w - 1, zero);
int style = mGraphPlotParameters->graphStyle();
for (int visId = 0; visId < mUi.visibleGraph->rowCount(); visId++) {
QTableWidgetItem * item = mUi.visibleGraph->item(visId, 0);
unsigned graphId = item->data(Qt::UserRole).toUInt();
GraphHistory &graph = mData[graphId];
QPen pen;
pen.setColor(item->foreground().color());
if (mData[graphId].isSelected && mGraphPlotParameters->selectGraph()) {
pen.setWidth(mGraphPlotParameters->width() + 2);
}
else {
pen.setWidth(mGraphPlotParameters->width());
}
painter.setPen(pen);
unsigned i = 0;
double x = 0;
switch (style)
{
case 0:
for (; i < graph.size() - 1 && x < w - 1; i++, x += gainX) {
if (!graph[i].isValid || !graph[i + 1].isValid)
continue;
double value1 = graph[i].value;
double value2 = graph[i + 1].value;
double toShow1 = (value1 - offset) * gainY;
double toShow2 = (value2 - offset) * gainY;
painter.drawLine(fround(x), zero - toShow1, fround(x + gainX), zero - toShow2);
}
break;
case 1:
for (; i < graph.size() && x < w - 1; i++, x += gainX) {
if (!graph[i].isValid)
continue;
double value = graph[i].value;
double toShow = (value - offset) * gainY;
painter.drawPoint(fround(x), zero - toShow);
}
}
}
// Calculate values for paused widget
if (mUi.pauseButton->isChecked())
{
int dataSize0 = mData.size() ? (int)mData[0].size() : 0;
if (mGraphPlotParameters->fixGridValue())
{
mGraphShowPoint = fround(mMouseClickedValue / gainX);
if (mGraphShowPoint >= dataSize0) {
mGraphShowPoint = dataSize0 - mGraphShowPoint - 1;
}
}
else
{
if (mGraphShowPoint < 0) {
mMouseClickedValue = fround((dataSize0 - mGraphShowPoint - 1) * gainX);
}
else {
mMouseClickedValue = fround(mGraphShowPoint * gainX);
}
if (mMouseClickedValue >= mUi.widget->width()) {
mMouseClickedValue = -1;
}
}
}
showGraphsValue(mUi.visibleGraph);
showGraphsValue(mUi.invisibleGraph);
}
