2 * This file is part of the PulseView project.
4 * Copyright (C) 2013 Joel Holdsworth <joel@airwebreathe.org.uk>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_TRACEGROUP_HPP
22 #define PULSEVIEW_PV_VIEWS_TRACEVIEW_TRACEGROUP_HPP
24 #include "tracetreeitem.hpp"
25 #include "tracetreeitemowner.hpp"
31 class TraceGroup : public TraceTreeItem, public TraceTreeItemOwner
36 static const int Padding;
37 static const int Width;
38 static const int LineThickness;
39 static const QColor LineColour;
45 virtual ~TraceGroup();
48 * Returns true if the item is visible and enabled.
53 * Returns the session of the onwer.
55 pv::Session& session();
58 * Returns the session of the onwer.
60 const pv::Session& session() const;
63 * Returns the view of the owner.
68 * Returns the view of the owner.
70 virtual const View* view() const;
73 * Computes the vertical extents of the contents of this row item.
74 * @return A pair containing the minimum and maximum y-values.
76 std::pair<int, int> v_extents() const;
79 * Paints the signal label.
80 * @param p the QPainter to paint into.
81 * @param right the x-coordinate of the right edge of the header
83 * @param hover true if the label is being hovered over by the mouse.
85 void paint_label(QPainter &p, const QRect &rect, bool hover);
88 * Computes the outline rectangle of a label.
89 * @param rect the rectangle of the header area.
90 * @return Returns the rectangle of the signal label.
92 QRectF label_rect(const QRectF &rect) const;
95 * Determines if a point is in the header label rect.
96 * @param left the x-coordinate of the left edge of the header
98 * @param right the x-coordinate of the right edge of the header
100 * @param point the point to test.
102 bool pt_in_label_rect(int left, int right, const QPoint &point);
104 QMenu* create_context_menu(QWidget *parent);
106 pv::widgets::Popup* create_popup(QWidget *parent);
109 * Returns the total vertical offset of this trace and all it's owners
111 int owner_visual_v_offset() const;
113 void restack_items();
116 * Returns the number of nested parents that this row item owner has.
118 unsigned int depth() const;
123 void row_item_appearance_changed(bool label, bool content);
125 void extents_changed(bool horz, bool vert);
131 } // namespace TraceView
135 #endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_TRACEGROUP_HPP