+++ /dev/null
-/*
- * This file is part of the PulseView project.
- *
- * Copyright (C) 2012 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, see <http://www.gnu.org/licenses/>.
- */
-
-#include "cursor.hpp"
-
-#include "pv/util.hpp"
-#include "ruler.hpp"
-#include "view.hpp"
-
-#include <QApplication>
-#include <QBrush>
-#include <QPainter>
-#include <QPointF>
-#include <QRect>
-#include <QRectF>
-
-#include <cassert>
-#include <cstdio>
-#include <limits>
-
-using std::abs; // Force usage of std::abs() instead of C's abs().
-using std::shared_ptr;
-
-namespace pv {
-namespace views {
-namespace TraceView {
-
-const QColor Cursor::FillColour(52, 101, 164);
-
-Cursor::Cursor(View &view, double time) :
- TimeMarker(view, FillColour, time)
-{
-}
-
-bool Cursor::enabled() const
-{
- return view_.cursors_shown();
-}
-
-QString Cursor::get_text() const
-{
- const shared_ptr<Cursor> other = get_other_cursor();
- const pv::util::Timestamp& diff = abs(time_ - other->time_);
-
- return Ruler::format_time_with_distance(
- diff, time_, view_.tick_prefix(), view_.time_unit(), view_.tick_precision());
-}
-
-QRectF Cursor::label_rect(const QRectF &rect) const
-{
- const shared_ptr<Cursor> other(get_other_cursor());
- assert(other);
-
- const float x = get_x();
-
- QFontMetrics m(QApplication::font());
- QSize text_size = m.boundingRect(get_text()).size();
-
- const QSizeF label_size(
- text_size.width() + LabelPadding.width() * 2,
- text_size.height() + LabelPadding.height() * 2);
- const float top = rect.height() - label_size.height() -
- TimeMarker::ArrowSize - 0.5f;
- const float height = label_size.height();
-
- const pv::util::Timestamp& other_time = other->time();
-
- if (time_ > other_time ||
- (abs(time_ - other_time).is_zero() && this > other.get()))
- return QRectF(x, top, label_size.width(), height);
- else
- return QRectF(x - label_size.width(), top, label_size.width(), height);
-}
-
-shared_ptr<Cursor> Cursor::get_other_cursor() const
-{
- const shared_ptr<CursorPair> cursors(view_.cursors());
- assert(cursors);
- return (cursors->first().get() == this) ?
- cursors->second() : cursors->first();
-}
-
-} // namespace TraceView
-} // namespace views
-} // namespace pv