X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Ftracegroup.hpp;fp=pv%2Fview%2Ftracegroup.hpp;h=960a15d9a23105bd314ae090bee1bc680792c816;hp=0000000000000000000000000000000000000000;hb=2acdb232d6bb452cfdfaea3ef5218fb4da592329;hpb=8dbbc7f0b9ea59d0f0d62225772f8a56eee125f5

diff --git a/pv/view/tracegroup.hpp b/pv/view/tracegroup.hpp
new file mode 100644
index 00000000..960a15d9
--- /dev/null
+++ b/pv/view/tracegroup.hpp
@@ -0,0 +1,134 @@
+/*
+ * This file is part of the PulseView project.
+ *
+ * Copyright (C) 2013 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_TRACEGROUP_H
+#define PULSEVIEW_PV_VIEW_TRACEGROUP_H
+
+#include "rowitem.hpp"
+#include "rowitemowner.hpp"
+
+namespace pv {
+namespace view {
+
+class TraceGroup : public RowItem, public RowItemOwner
+{
+	Q_OBJECT
+
+private:
+	static const int Padding;
+	static const int Width;
+	static const int LineThickness;
+	static const QColor LineColour;
+
+public:
+	/**
+	 * Virtual destructor
+	 */
+	virtual ~TraceGroup();
+
+	/**
+	 * Returns true if the item is visible and enabled.
+	 */
+	bool enabled() const;
+
+	/**
+	 * Returns the session of the onwer.
+	 */
+	pv::SigSession& session();
+
+	/**
+	 * Returns the session of the onwer.
+	 */
+	const pv::SigSession& session() const;
+
+	/**
+	 * Returns the view of the owner.
+	 */
+	virtual pv::view::View* view();
+
+	/**
+	 * Returns the view of the owner.
+	 */
+	virtual const pv::view::View* view() const;
+
+	/**
+	 * Computes the vertical extents of the contents of this row item.
+	 * @return A pair containing the minimum and maximum y-values.
+	 */
+	std::pair<int, int> v_extents() const;
+
+	/**
+	 * Paints the signal label.
+	 * @param p the QPainter to paint into.
+	 * @param right the x-coordinate of the right edge of the header
+	 * 	area.
+	 * @param hover true if the label is being hovered over by the mouse.
+	 */
+	void paint_label(QPainter &p, int right, bool hover);
+
+	/**
+	 * Computes the outline rectangle of a label.
+	 * @param right the x-coordinate of the right edge of the header
+	 * 	area.
+	 * @return Returns the rectangle of the signal label.
+	 */
+	QRectF label_rect(int right) const;
+
+	/**
+	 * Determines if a point is in the header label rect.
+	 * @param left the x-coordinate of the left edge of the header
+	 * 	area.
+	 * @param right the x-coordinate of the right edge of the header
+	 * 	area.
+	 * @param point the point to test.
+	 */
+	bool pt_in_label_rect(int left, int right, const QPoint &point);
+
+	QMenu* create_context_menu(QWidget *parent);
+
+	pv::widgets::Popup* create_popup(QWidget *parent);
+
+	/**
+	 * Returns the total vertical offset of this trace and all it's owners
+	 */
+	int owner_visual_v_offset() const;
+
+	void restack_items();
+
+	/**
+	 * Returns the number of nested parents that this row item owner has.
+	 */
+	unsigned int depth() const;
+
+	void ungroup();
+
+public:
+	void appearance_changed(bool label, bool content);
+
+	void extents_changed(bool horz, bool vert);
+
+private Q_SLOTS:
+	void on_ungroup();
+};
+
+} // view
+} // pv
+
+#endif // PULSEVIEW_PV_VIEW_TRACEGROUP_H