/***

    Olive - Non-Linear Video Editor
    Copyright (C) 2019  Olive Team

    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 3 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 GRAPHEDITOR_H
#define GRAPHEDITOR_H

#include <QPushButton>
#include <QHBoxLayout>
#include <QLabel>

#include "ui/panel.h"
#include "ui/graphview.h"
#include "ui/timelineheader.h"
#include "ui/labelslider.h"
#include "ui/keyframenavigator.h"
#include "project/effectrow.h"

class GraphEditor : public Panel {
  Q_OBJECT
public:
  GraphEditor(QWidget* parent = nullptr);

  void update_panel();
  void set_row(EffectRow* r);
  bool view_is_focused();
  bool view_is_under_mouse();
  void delete_selected_keys();
  void select_all();

  virtual void Retranslate() override;
protected:
private:
  GraphView* view;
  TimelineHeader* header;
  QHBoxLayout* value_layout;
  QVector<LabelSlider*> slider_proxies;
  QVector<QPushButton*> slider_proxy_buttons;
  QVector<LabelSlider*> slider_proxy_sources;
  QLabel* current_row_desc;
  EffectRow* row;
  KeyframeNavigator* keyframe_nav;
  QPushButton* linear_button;
  QPushButton* bezier_button;
  QPushButton* hold_button;
private slots:
  void set_key_button_enabled(bool e, int type);
  void passthrough_slider_value();
  void set_keyframe_type();
  void set_field_visibility(bool b);
};

#endif // GRAPHEDITOR_H