TraceTreeItem: Separated from RowItem

[pulseview.git] / pv / view / tracetreeitemowner.cpp

diff --git a/pv/view/tracetreeitemowner.cpp b/pv/view/tracetreeitemowner.cpp
new file mode 100644 (file)
index 0000000..247e3e6
--- /dev/null
+++ b/pv/view/tracetreeitemowner.cpp
@@ -0,0 +1,146 @@
+/*
+ * This file is part of the PulseView project.
+ *
+ * Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#include <cassert>
+
+#include "tracetreeitem.hpp"
+#include "tracetreeitemowner.hpp"
+#include "trace.hpp"
+
+using std::dynamic_pointer_cast;
+using std::max;
+using std::make_pair;
+using std::min;
+using std::pair;
+using std::set;
+using std::shared_ptr;
+using std::vector;
+
+namespace pv {
+namespace view {
+
+vector< shared_ptr<TraceTreeItem> >& TraceTreeItemOwner::child_items()
+{
+       return items_;
+}
+
+const vector< shared_ptr<TraceTreeItem> >& TraceTreeItemOwner::child_items() const
+{
+       return items_;
+}
+
+void TraceTreeItemOwner::clear_child_items()
+{
+       for (auto &i : items_) {
+               assert(i->owner() == this);
+               i->set_owner(nullptr);
+       }
+       items_.clear();
+}
+
+void TraceTreeItemOwner::add_child_item(std::shared_ptr<TraceTreeItem> item)
+{
+       assert(!item->owner());
+       item->set_owner(this);
+       items_.push_back(item);
+
+       extents_changed(true, true);
+}
+
+void TraceTreeItemOwner::remove_child_item(std::shared_ptr<TraceTreeItem> item)
+{
+       assert(item->owner() == this);
+       item->set_owner(nullptr);
+       auto iter = std::find(items_.begin(), items_.end(), item);
+       assert(iter != items_.end());
+       items_.erase(iter);
+
+       extents_changed(true, true);
+}
+
+TraceTreeItemOwner::iterator TraceTreeItemOwner::begin()
+{
+       return iterator(this, items_.begin());
+}
+
+TraceTreeItemOwner::iterator TraceTreeItemOwner::end()
+{
+       return iterator(this);
+}
+
+TraceTreeItemOwner::const_iterator TraceTreeItemOwner::begin() const
+{
+       return const_iterator(this, items_.cbegin());
+}
+
+TraceTreeItemOwner::const_iterator TraceTreeItemOwner::end() const
+{
+       return const_iterator(this);
+}
+
+set< TraceTreeItemOwner* > TraceTreeItemOwner::list_row_item_owners()
+{
+       set< TraceTreeItemOwner* > owners;
+       for (const auto &r : *this)
+               owners.insert(r->owner());
+       return owners;
+}
+
+template<class T>
+set< shared_ptr<T> > TraceTreeItemOwner::list_by_type()
+{
+       set< shared_ptr<T> > items;
+       for (const auto &r : *this) {
+               shared_ptr<T> p = dynamic_pointer_cast<T>(r);
+               if (p)
+                       items.insert(p);
+       }
+
+       return items;
+}
+
+template set< shared_ptr<Trace> > TraceTreeItemOwner::list_by_type();
+
+pair<int, int> TraceTreeItemOwner::v_extents() const
+{
+       pair<int, int> extents(INT_MAX, INT_MIN);
+
+       for (const shared_ptr<TraceTreeItem> r : child_items()) {
+               assert(r);
+               if (!r->enabled())
+                       continue;
+
+               const int child_offset = r->layout_v_offset();
+               const pair<int, int> child_extents = r->v_extents();
+               extents.first = min(child_extents.first + child_offset,
+                       extents.first);
+               extents.second = max(child_extents.second + child_offset,
+                       extents.second);
+       }
+
+       return extents;
+}
+
+void TraceTreeItemOwner::restack_items()
+{
+}
+
+} // view
+} // pv