diff options
Diffstat (limited to 'grapher/GraphWidget.cxx')
| -rw-r--r-- | grapher/GraphWidget.cxx | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/grapher/GraphWidget.cxx b/grapher/GraphWidget.cxx index 9a203d87..9067988a 100644 --- a/grapher/GraphWidget.cxx +++ b/grapher/GraphWidget.cxx @@ -276,20 +276,23 @@ namespace systemtap if (!_hoverText) _hoverText = shared_ptr<CairoTextBox>(new CairoTextBox()); _hoverText->setOrigin(_mouseX + 5, _mouseY - 5); - int64_t t = g->getTimeAtPoint(_mouseX); Graph::DatasetList& dataSets = g->getDatasets(); - if (!dataSets.empty()) - { - shared_ptr<GraphDataBase> gdbase = dataSets[0]; - GraphDataBase::TimeList::iterator itime - = std::lower_bound(gdbase->times.begin(), gdbase->times.end(), t); - if (itime != gdbase->times.end()) { - size_t index = distance(gdbase->times.begin(), itime); - _hoverText->contents = gdbase->elementAsString(index); - _hoverText->setVisible(true); - queue_draw(); + for (Graph::DatasetList::reverse_iterator ritr = dataSets.rbegin(), + end = dataSets.rend(); + ritr != end; + ++ritr) + { + ssize_t index + = (*ritr)->style->dataIndexAtPoint(_mouseX, _mouseY, *ritr, g); + if (index >= 0) + { + _hoverText->contents = (*ritr)->name + + ": " + (*ritr)->elementAsString(index); + _hoverText->setVisible(true); + queue_draw(); + break; } - } + } } return false; } |