/* === S Y N F I G ========================================================= */
/*! \file waypointrenderer.h
**
** $Id$
**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
** ......... ... 2019 Rodolfo R. Gomes
**
** This package 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 package 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.
** \endlegal
*/
/* ========================================================================= */
/* === S T A R T =========================================================== */
#ifndef __SYNFIG_STUDIO_WAYPOINTRENDERER_H
#define __SYNFIG_STUDIO_WAYPOINTRENDERER_H
/* === H E A D E R S ======================================================= */
#include <gdkmm/rectangle.h>
#include <cairomm/context.h>
#include <synfig/node.h>
#include "synfigapp/value_desc.h"
#include "gui/timeplotdata.h"
/* === M A C R O S ========================================================= */
/* === T Y P E D E F S ===================================================== */
/* === C L A S S E S & S T R U C T S ======================================= */
namespace studio {
class WaypointRenderer
{
public:
static void
render_time_point_to_window(
const Cairo::RefPtr<Cairo::Context> &cr,
const Gdk::Rectangle& area,
const synfig::TimePoint &tp,
bool selected,
bool hover);
//! Callback called at every iteration of \ref foreach_visible_waypoint
//! \param tp A visible TimePoint
//! \param t The current time (including effects of layers: offset and zoom)
//! \param data Custom data passed to \ref foreach_visible_waypoint
/// \return Callback should return true to stop for-each loop
typedef bool ForeachCallback(const synfig::TimePoint &tp, const synfig::Time &t, void *data);
static void foreach_visible_waypoint(
const synfigapp::ValueDesc &value_desc,
const studio::TimePlotData &time_plot_data,
std::function<ForeachCallback> foreach_callback,
void* data = nullptr);
static const synfig::Node::time_set & get_times_from_valuedesc(const synfigapp::ValueDesc &v);
}; // END of class WaypointRenderer
}; // END of namespace studio
/* === E N D =============================================================== */
#endif // WAYPOINTRENDERER_H