X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Frowitemowner.hpp;fp=pv%2Fview%2Frowitemowner.hpp;h=8c63aa565da3eb372df1a215a8a81d4db9784481;hp=0000000000000000000000000000000000000000;hb=2acdb232d6bb452cfdfaea3ef5218fb4da592329;hpb=8dbbc7f0b9ea59d0f0d62225772f8a56eee125f5

diff --git a/pv/view/rowitemowner.hpp b/pv/view/rowitemowner.hpp
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+++ b/pv/view/rowitemowner.hpp
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+/*
+ * 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
+ */
+
+#ifndef PULSEVIEW_PV_VIEW_ROWITEMOWNER_H
+#define PULSEVIEW_PV_VIEW_ROWITEMOWNER_H
+
+#include <memory>
+#include <vector>
+
+#include "rowitemiterator.hpp"
+
+namespace pv {
+
+class SigSession;
+
+namespace view {
+
+class RowItem;
+class View;
+
+class RowItemOwner
+{
+public:
+	typedef std::vector< std::shared_ptr<RowItem> > item_list;
+	typedef RowItemIterator<RowItemOwner, RowItem> iterator;
+	typedef RowItemIterator<const RowItemOwner, RowItem> const_iterator;
+
+public:
+	/**
+	 * Returns the session of the onwer.
+	 */
+	virtual pv::SigSession& session() = 0;
+
+	/**
+	 * Returns the session of the owner.
+	 */
+	virtual const pv::SigSession& session() const = 0;
+
+	/**
+	 * Returns the view of the owner.
+	 */
+	virtual pv::view::View* view() = 0;
+
+	/**
+	 * Returns the view of the owner.
+	 */
+	virtual const pv::view::View* view() const = 0;
+
+	virtual int owner_visual_v_offset() const = 0;
+
+	/**
+	 * Returns the number of nested parents that this row item owner has.
+	 */
+	virtual unsigned int depth() const = 0;
+
+	/**
+	 * Returns a list of row items owned by this object.
+	 */
+	virtual item_list& child_items();
+
+	/**
+	 * Returns a list of row items owned by this object.
+	 */
+	virtual const item_list& child_items() const;
+
+	/**
+	 * Clears the list of child items.
+	 */
+	void clear_child_items();
+
+	/**
+	 * Adds a child item to this object.
+	 */
+	void add_child_item(std::shared_ptr<RowItem> item);
+
+	/**
+	 * Removes a child item from this object.
+	 */
+	void remove_child_item(std::shared_ptr<RowItem> item);
+
+	/**
+	 * Returns a depth-first iterator at the beginning of the child RowItem
+	 * tree.
+	 */
+	iterator begin();
+
+	/**
+	 * Returns a depth-first iterator at the end of the child RowItem tree.
+	 */
+	iterator end();
+
+	/**
+	 * Returns a constant depth-first iterator at the beginning of the
+	 * child RowItem tree.
+	 */
+	const_iterator begin() const;
+
+	/**
+	 * Returns a constant depth-first iterator at the end of the child
+	 * RowItem tree.
+	 */
+	const_iterator end() const;
+
+	/**
+	 * Computes the vertical extents of the contents of this row item owner.
+	 * @return A pair containing the minimum and maximum y-values.
+	 */
+	std::pair<int, int> v_extents() const;
+
+	virtual void restack_items();
+
+public:
+	virtual void appearance_changed(bool label, bool content) = 0;
+
+	virtual void extents_changed(bool horz, bool vert) = 0;
+
+private:
+	item_list items_;
+};
+
+} // view
+} // pv
+
+#endif // PULSEVIEW_PV_VIEW_ROWITEMOWNER_H