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/*
* This file is part of the PulseView project.
*
* Copyright (C) 2014 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 "timemarker.hpp"
#include "view.hpp"
#include "ruler.hpp"
#include <QColor>
#include <QFormLayout>
#include <QLineEdit>
#include <QMenu>
#include <QApplication>
#include <libsigrokcxx/libsigrokcxx.hpp>
#include <pv/widgets/popup.hpp>
using std::enable_shared_from_this;
using std::shared_ptr;
namespace pv {
namespace views {
namespace trace {
const QColor Flag::FillColor(0x73, 0xD2, 0x16);
Flag::Flag(View &view, const pv::util::Timestamp& time, const QString &text) :
TimeMarker(view, FillColor, time),
text_(text)
{
}
Flag::Flag(const Flag &flag) :
TimeMarker(flag.view_, FillColor, flag.time_),
enable_shared_from_this<Flag>(flag)
{
}
bool Flag::enabled() const
{
return true;
}
QString Flag::get_text() const
{
QString s;
const shared_ptr<TimeItem> ref_item = view_.ruler()->get_reference_item();
if (!ref_item || (ref_item.get() == this))
s = text_;
else
s = Ruler::format_time_with_distance(
ref_item->time(), ref_item->delta(time_),
view_.tick_prefix(), view_.time_unit(), view_.tick_precision());
return s;
}
void Flag::set_text(const QString &text)
{
text_ = text;
view_.time_item_appearance_changed(true, false);
}
QRectF Flag::label_rect(const QRectF &rect) const
{
QRectF r;
const shared_ptr<TimeItem> ref_item = view_.ruler()->get_reference_item();
if (!ref_item || (ref_item.get() == this)) {
r = TimeMarker::label_rect(rect);
} else {
// TODO: Remove code duplication between here and cursor.cpp
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 height = label_size.height();
const float top =
rect.height() - label_size.height() - TimeMarker::ArrowSize - 0.5f;
const pv::util::Timestamp& delta = ref_item->delta(time_);
if (delta >= 0)
r = QRectF(x, top, label_size.width(), height);
else
r = QRectF(x - label_size.width(), top, label_size.width(), height);
}
return r;
}
pv::widgets::Popup* Flag::create_popup(QWidget *parent)
{
using pv::widgets::Popup;
Popup *const popup = TimeMarker::create_popup(parent);
popup->set_position(parent->mapToGlobal(
drag_point(parent->rect())), Popup::Bottom);
QFormLayout *const form = (QFormLayout*)popup->layout();
QLineEdit *const text_edit = new QLineEdit(popup);
text_edit->setText(text_);
connect(text_edit, SIGNAL(textChanged(const QString&)),
this, SLOT(on_text_changed(const QString&)));
form->insertRow(0, tr("Text"), text_edit);
return popup;
}
QMenu* Flag::create_header_context_menu(QWidget *parent)
{
QMenu *const menu = new QMenu(parent);
QAction *const del = new QAction(tr("Delete"), this);
del->setShortcuts(QKeySequence::Delete);
connect(del, SIGNAL(triggered()), this, SLOT(on_delete()));
menu->addAction(del);
QAction *const snap_disable = new QAction(tr("Disable snapping"), this);
snap_disable->setCheckable(true);
snap_disable->setChecked(snapping_disabled_);
connect(snap_disable, &QAction::toggled, this, [=](bool checked){snapping_disabled_ = checked;});
menu->addAction(snap_disable);
return menu;
}
void Flag::delete_pressed()
{
on_delete();
}
void Flag::on_delete()
{
view_.remove_flag(shared_ptr<Flag>(shared_from_this()));
}
void Flag::on_text_changed(const QString &text)
{
set_text(text);
}
} // namespace trace
} // namespace views
} // namespace pv
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