#include "view.hpp"
#include "pv/util.hpp"
+#include "pv/globalsettings.hpp"
using std::make_shared;
signal_(nullptr),
prev_segment_(0),
prev_last_row_(0),
+ start_index_(0),
+ end_index_(0),
hide_hidden_(false)
{
- GlobalSettings::add_change_handler(this);
- theme_is_dark_ = GlobalSettings::current_theme_is_dark();
-
// TBD Maybe use empty columns as indentation levels to indicate stacked decoders
header_data_.emplace_back(tr("Sample")); // Column #0
header_data_.emplace_back(tr("Time")); // Column #1
// Only use custom cell background color if column index reached the hierarchy level
if (index.column() >= level) {
- if (theme_is_dark_)
+ if (GlobalSettings::current_theme_is_dark())
return QBrush(ann->dark_color());
else
return QBrush(ann->bright_color());
QModelIndex idx;
- if ((size_t)row < dataset_->size())
- idx = createIndex(row, column, (void*)dataset_->at(row));
+ if (start_index_ == end_index_) {
+ if ((size_t)row < dataset_->size())
+ idx = createIndex(row, column, (void*)dataset_->at(row));
+ } else {
+ if ((size_t)row < (end_index_ - start_index_))
+ idx = createIndex(row, column, (void*)dataset_->at(start_index_ + row));
+ }
return idx;
}
if (!dataset_)
return 0;
- return dataset_->size();
+ if (start_index_ == end_index_)
+ return dataset_->size();
+ else
+ return (end_index_ - start_index_);
}
int AnnotationCollectionModel::columnCount(const QModelIndex& parent_idx) const
return;
}
+ disconnect(this, SLOT(on_annotation_visibility_changed()));
+
all_annotations_ = signal->get_all_annotations_by_segment(current_segment);
signal_ = signal;
+ for (const shared_ptr<Decoder>& dec : signal_->decoder_stack())
+ connect(dec.get(), SIGNAL(annotation_visibility_changed()),
+ this, SLOT(on_annotation_visibility_changed()));
+
if (hide_hidden_)
update_annotations_without_hidden();
else
return;
}
+ // Re-apply the requested sample range
+ set_sample_range(start_sample_, end_sample_);
+
const size_t new_row_count = dataset_->size() - 1;
// Force the view associated with this model to update when the segment changes
prev_last_row_ = new_row_count;
}
+void AnnotationCollectionModel::set_sample_range(uint64_t start_sample, uint64_t end_sample)
+{
+ // Check if there's even anything to reset
+ if ((start_sample == end_sample) && (start_index_ == end_index_))
+ return;
+
+ if (!dataset_ || dataset_->empty() || (end_sample == 0)) {
+ start_index_ = 0;
+ end_index_ = 0;
+ start_sample_ = 0;
+ end_sample_ = 0;
+
+ dataChanged(QModelIndex(), QModelIndex());
+ layoutChanged();
+ return;
+ }
+
+ start_sample_ = start_sample;
+ end_sample_ = end_sample;
+
+ // Determine first and last indices into the annotation list
+ int64_t i = -1;
+ bool ann_outside_range;
+ do {
+ i++;
+
+ if (i == (int64_t)dataset_->size()) {
+ start_index_ = 0;
+ end_index_ = 0;
+
+ dataChanged(QModelIndex(), QModelIndex());
+ layoutChanged();
+ return;
+ }
+ const Annotation* ann = (*dataset_)[i];
+ ann_outside_range =
+ ((ann->start_sample() < start_sample) && (ann->end_sample() < start_sample));
+ } while (ann_outside_range);
+ start_index_ = i;
+
+ // Ideally, we would be able to set end_index_ to the last annotation that
+ // is within range. However, as annotations in the list are sorted by
+ // start sample and hierarchy level, we may encounter this scenario:
+ // [long annotation that spans across view]
+ // [short annotations that aren't seen]
+ // [short annotations that are seen]
+ // ..in which our output would only show the first long annotations.
+ // For this reason, we simply show everything after the first visible
+ // annotation for now.
+
+ end_index_ = dataset_->size();
+
+ dataChanged(index(0, 0), index((end_index_ - start_index_), 0));
+ layoutChanged();
+}
+
void AnnotationCollectionModel::set_hide_hidden(bool hide_hidden)
{
hide_hidden_ = hide_hidden;
dataset_ = all_annotations_;
all_annotations_without_hidden_.clear(); // To conserve memory
}
+
+ // Re-apply the requested sample range
+ set_sample_range(start_sample_, end_sample_);
+
+ if (dataset_)
+ dataChanged(index(0, 0), index(dataset_->size(), 0));
+ else
+ dataChanged(QModelIndex(), QModelIndex());
+
+ layoutChanged();
}
void AnnotationCollectionModel::update_annotations_without_hidden()
}
all_annotations_without_hidden_.resize(count);
-
- dataChanged(index(0, 0), index(count, 0));
- layoutChanged();
}
-void AnnotationCollectionModel::on_setting_changed(const QString &key, const QVariant &value)
+void AnnotationCollectionModel::on_annotation_visibility_changed()
{
- (void)key;
- (void)value;
+ if (!hide_hidden_)
+ return;
+
+ update_annotations_without_hidden();
+
+ // Re-apply the requested sample range
+ set_sample_range(start_sample_, end_sample_);
- // We don't really care about the actual setting, we just update the
- // flag that indicates whether we are using a bright or dark color theme
- theme_is_dark_ = GlobalSettings::current_theme_is_dark();
+ if (dataset_)
+ dataChanged(index(0, 0), index(dataset_->size(), 0));
+ else
+ dataChanged(QModelIndex(), QModelIndex());
+
+ layoutChanged();
}
} // namespace tabular_decoder