+++ /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/>.
- */
-
-#ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEWPORT_HPP
-#define PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEWPORT_HPP
-
-#include <boost/optional.hpp>
-
-#include <QTimer>
-#include <QTouchEvent>
-
-#include "pv/util.hpp"
-#include "viewwidget.hpp"
-
-class QPainter;
-class QPaintEvent;
-class Session;
-
-namespace pv {
-namespace views {
-namespace TraceView {
-
-class View;
-
-class Viewport : public ViewWidget
-{
- Q_OBJECT
-
-public:
- explicit Viewport(View &parent);
-
-private:
- /**
- * Indicates when a view item is being hovered over.
- * @param item The item that is being hovered over, or @c nullptr
- * if no view item is being hovered over.
- */
- void item_hover(const std::shared_ptr<ViewItem> &item);
-
- /**
- * Gets the first view item which has a hit-box that contains @c pt .
- * @param pt the point to search with.
- * @return the view item that has been found, or and empty
- * @c shared_ptr if no item was found.
- */
- std::shared_ptr<ViewItem> get_mouse_over_item(const QPoint &pt);
-
- /**
- * Sets this item into the dragged state.
- */
- void drag();
-
- /**
- * Drag the background by the delta offset.
- * @param delta the drag offset in pixels.
- */
- void drag_by(const QPoint &delta);
-
- /**
- * Sets this item into the un-dragged state.
- */
- void drag_release();
-
- /**
- * Gets the items in the view widget.
- */
- std::vector< std::shared_ptr<ViewItem> > items();
-
- /**
- * Handles touch begin update and end events.
- * @param e the event that triggered this handler.
- */
- bool touch_event(QTouchEvent *event);
-
-private:
- void paintEvent(QPaintEvent *event);
-
- void mouseDoubleClickEvent(QMouseEvent *event);
- void wheelEvent(QWheelEvent *event);
-
-private:
- boost::optional<pv::util::Timestamp> drag_offset_;
- int drag_v_offset_;
-
- double pinch_offset0_;
- double pinch_offset1_;
- bool pinch_zoom_active_;
-};
-
-} // namespace TraceView
-} // namespace views
-} // namespace pv
-
-#endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEWPORT_HPP