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 #include "cursorpair.h"
32 CursorPair::CursorPair(const View &view) :
39 const Cursor& CursorPair::first() const
44 Cursor& CursorPair::first()
49 const Cursor& CursorPair::second() const
54 Cursor& CursorPair::second()
59 void CursorPair::draw_viewport_background(QPainter &p,
63 p.setBrush(QBrush(View::CursorAreaColour));
65 const float x1 = (_first.time() - _view.offset()) / _view.scale();
66 const float x2 = (_second.time() - _view.offset()) / _view.scale();
67 const int l = (int)max(min(x1, x2), 0.0f);
68 const int r = (int)min(max(x1, x2), (float)rect.width());
70 p.drawRect(l, 0, r - l, rect.height());
73 void CursorPair::draw_viewport_foreground(QPainter &p,
76 _first.paint(p, rect);
77 _second.paint(p, rect);