void LteRlcGraphDialog::mouseReleased(QMouseEvent *event)
{
QCustomPlot *rp = ui->rlcPlot;
if (rubber_band_) {
rubber_band_->hide();
if (!mouse_drags_) {
QRectF zoom_ranges = getZoomRanges(QRect(rb_origin_, event->pos()));
if (zoom_ranges.width() > 0.0 && zoom_ranges.height() > 0.0) {
rp->xAxis->setRangeLower(zoom_ranges.x());
rp->xAxis->setRangeUpper(zoom_ranges.x() + zoom_ranges.width());
rp->yAxis->setRangeLower(zoom_ranges.y());
rp->yAxis->setRangeUpper(zoom_ranges.y() + zoom_ranges.height());
rp->replot();
}
}
} else if (rp->cursor().shape() == Qt::ClosedHandCursor) {
rp->setCursor(QCursor(Qt::OpenHandCursor));
}
}
void LteRlcGraphDialog::mouseMoved(QMouseEvent *event)
{
QCustomPlot *rp = ui->rlcPlot;
Qt::CursorShape shape = Qt::ArrowCursor;
// Set the cursor shape.
if (event) {
if (event->buttons().testFlag(Qt::LeftButton)) {
if (mouse_drags_) {
shape = Qt::ClosedHandCursor;
} else {
shape = Qt::CrossCursor;
}
} else if (rp->axisRect()->rect().contains(event->pos())) {
if (mouse_drags_) {
shape = Qt::OpenHandCursor;
} else {
shape = Qt::CrossCursor;
}
}
rp->setCursor(QCursor(shape));
}
// Trying to let 'hint' grow efficiently. Still pretty slow for a dense graph...
QString hint;
hint.reserve(128);
hint = "<small><i>";
if (mouse_drags_) {
double tr_key = tracer_->position->key();
struct rlc_segment *packet_seg = NULL;
packet_num_ = 0;
// XXX If we have multiple packets with the same timestamp tr_key
// may not return the packet we want. It might be possible to fudge
// unique keys using nextafter().
if (event && tracer_->graph() && tracer_->position->axisRect()->rect().contains(event->pos())) {
packet_seg = time_stamp_map_.value(tr_key, NULL);
}
if (!packet_seg) {
tracer_->setVisible(false);
hint += "Hover over the graph for details. </i></small>";
ui->hintLabel->setText(hint);
ui->rlcPlot->replot(QCustomPlot::rpQueued);
return;
}
tracer_->setVisible(true);
packet_num_ = packet_seg->num;
hint += tr("%1 %2 (%3s seq %4 len %5)")
.arg(cap_file_.capFile() ? tr("Click to select packet") : tr("Packet"))
.arg(packet_num_)
.arg(QString::number(packet_seg->rel_secs + packet_seg->rel_usecs / 1000000.0, 'g', 4))
.arg(packet_seg->SN)
.arg(packet_seg->pduLength);
tracer_->setGraphKey(ui->rlcPlot->xAxis->pixelToCoord(event->pos().x()));
// Redrawing the whole graph is making the update *very* slow!
// TODO: Is there a way just to draw the parts that may have changed?
// In the GTK version, we displayed the stored pixbuf and draw temporary items on top...
rp->replot(QCustomPlot::rpQueued);
} else {
if (event && rubber_band_ && rubber_band_->isVisible()) {
rubber_band_->setGeometry(QRect(rb_origin_, event->pos()).normalized());
QRectF zoom_ranges = getZoomRanges(QRect(rb_origin_, event->pos()));
if (zoom_ranges.width() > 0.0 && zoom_ranges.height() > 0.0) {
hint += tr("Release to zoom, x = %1 to %2, y = %3 to %4")
.arg(zoom_ranges.x())
.arg(zoom_ranges.x() + zoom_ranges.width())
.arg(zoom_ranges.y())
.arg(zoom_ranges.y() + zoom_ranges.height());
} else {
hint += tr("Unable to select range.");
}
} else {
hint += tr("Click to select a portion of the graph.");
}
}
hint.append("</i></small>");
ui->hintLabel->setText(hint);
}
// Setting mouseTracking on our streamPlot may not be as reliable
// as we need. If it's not we might want to poll the mouse position
// using a QTimer instead.
void TCPStreamDialog::mouseMoved(QMouseEvent *event)
{
QCustomPlot *sp = ui->streamPlot;
Qt::CursorShape shape = Qt::ArrowCursor;
if (event) {
if (event->buttons().testFlag(Qt::LeftButton)) {
if (mouse_drags_) {
shape = Qt::ClosedHandCursor;
} else {
shape = Qt::CrossCursor;
}
} else {
if (sp->axisRect()->rect().contains(event->pos())) {
if (mouse_drags_) {
shape = Qt::OpenHandCursor;
} else {
shape = Qt::CrossCursor;
}
}
}
}
sp->setCursor(QCursor(shape));
QString hint = "<small><i>";
if (mouse_drags_) {
double tr_key = tracer_->position->key();
struct segment *packet_seg = NULL;
packet_num_ = 0;
// XXX If we have multiple packets with the same timestamp tr_key
// may not return the packet we want. It might be possible to fudge
// unique keys using nextafter().
if (event && tracer_->graph() && tracer_->position->axisRect()->rect().contains(event->pos())) {
switch (graph_.type) {
case GRAPH_TSEQ_STEVENS:
case GRAPH_TSEQ_TCPTRACE:
case GRAPH_THROUGHPUT:
case GRAPH_WSCALE:
packet_seg = time_stamp_map_.value(tr_key, NULL);
break;
case GRAPH_RTT:
packet_seg = sequence_num_map_.value(tr_key, NULL);
default:
break;
}
}
if (!packet_seg) {
tracer_->setVisible(false);
hint += "Hover over the graph for details. " + stream_desc_ + "</i></small>";
ui->hintLabel->setText(hint);
ui->streamPlot->replot();
return;
}
tracer_->setVisible(true);
packet_num_ = packet_seg->num;
hint += tr("%1 %2 (%3s len %4 seq %5 ack %6 win %7)")
.arg(cap_file_ ? tr("Click to select packet") : tr("Packet"))
.arg(packet_num_)
.arg(QString::number(packet_seg->rel_secs + packet_seg->rel_usecs / 1000000.0, 'g', 4))
.arg(packet_seg->th_seglen)
.arg(packet_seg->th_seq)
.arg(packet_seg->th_ack)
.arg(packet_seg->th_win);
tracer_->setGraphKey(ui->streamPlot->xAxis->pixelToCoord(event->pos().x()));
sp->replot();
} else {
if (rubber_band_ && rubber_band_->isVisible() && event) {
rubber_band_->setGeometry(QRect(rb_origin_, event->pos()).normalized());
QRectF zoom_ranges = getZoomRanges(QRect(rb_origin_, event->pos()));
if (zoom_ranges.width() > 0.0 && zoom_ranges.height() > 0.0) {
hint += tr("Release to zoom, x = %1 to %2, y = %3 to %4")
.arg(zoom_ranges.x())
.arg(zoom_ranges.x() + zoom_ranges.width())
.arg(zoom_ranges.y())
.arg(zoom_ranges.y() + zoom_ranges.height());
} else {
hint += tr("Unable to select range.");
}
} else {
hint += tr("Click to select a portion of the graph.");
}
}
hint += " " + stream_desc_ + "</i></small>";
ui->hintLabel->setText(hint);
}
