2 * This file is part of the PulseView project.
4 * Copyright (C) 2014 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, see <http://www.gnu.org/licenses/>.
20 #ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEWITEMPAINTPARAMS_HPP
21 #define PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEWITEMPAINTPARAMS_HPP
23 #include "pv/util.hpp"
32 class ViewItemPaintParams
36 const QRect &rect, double scale, const pv::util::Timestamp& offset);
42 double scale() const {
46 const pv::util::Timestamp& offset() const {
63 return rect_.bottom();
71 return rect_.height();
74 double pixels_offset() const {
75 return (offset_ / scale_).convert_to<double>();
78 bool next_bg_colour_state() {
79 const bool state = bg_colour_state_;
80 bg_colour_state_ = !bg_colour_state_;
87 static int text_height();
92 pv::util::Timestamp offset_;
93 bool bg_colour_state_;
100 #endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEWITEMPAINTPARAMS_HPP