effectcontrols.h

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/***

    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 EFFECTCONTROLS_H
#define EFFECTCONTROLS_H

#include <QUndoCommand>
#include <QMutex>
#include <QMenu>
#include <QScrollArea>
#include <QVBoxLayout>
#include <QLabel>
#include <QScrollBar>
#include <QHBoxLayout>

#include "project/projectelements.h"
#include "ui/timelineheader.h"
#include "ui/keyframeview.h"
#include "ui/resizablescrollbar.h"
#include "ui/keyframeview.h"
#include "ui/panel.h"

class EffectsArea : public QWidget {
  Q_OBJECT
public:
  EffectsArea(QWidget* parent = 0);
  QScrollArea* parent_widget;
  KeyframeView* keyframe_area;
  TimelineHeader* header;
public slots:
  void receive_wheel_event(QWheelEvent* e);
};

class EffectControls : public Panel
{
  Q_OBJECT
public:
  explicit EffectControls(QWidget *parent = 0);
  ~EffectControls();
  int get_mode();
  void set_clips(QVector<int>& clips, int mode);
  void clear_effects(bool clear_cache);
  void delete_effects();
  bool is_focused();
  void reload_clips();
  void set_zoom(bool in);
  bool keyframe_focus();
  void delete_selected_keyframes();
  bool multiple;
  void scroll_to_frame(long frame);

  QVector<int> selected_clips;

  double zoom;

  ResizableScrollBar* horizontalScrollBar;
  QScrollBar* verticalScrollBar;

  QMutex effects_loaded;

  void add_effect_paste_action(QMenu* menu);
public slots:
  void cut();
  void copy(bool del = false);
  void update_keyframes();
private slots:
  void menu_select(QAction* q);

  void video_effect_click();
  void audio_effect_click();
  void video_transition_click();
  void audio_transition_click();

  void deselect_all_effects(QWidget*);

  void update_scrollbar();
  void queue_post_update();

  void effects_area_context_menu();
protected:
  virtual void resizeEvent(QResizeEvent *event) override;
  virtual void Retranslate() override;
private:
  void show_effect_menu(int type, int subtype);
  void load_effects();
  void load_keyframes();
  void open_effect(QVBoxLayout* hlayout, EffectPtr e);
  void UpdateTitle();

  void setup_ui();

  int effect_menu_type;
  int effect_menu_subtype;
  QString panel_name;
  int mode;

  QPushButton* btnAddVideoEffect;
  QLabel* lblVideoEffects;
  QPushButton* btnAddVideoTransition;
  QPushButton* btnAddAudioEffect;
  QPushButton* btnAddAudioTransition;
  QLabel* lblMultipleClipsSelected;
  QLabel* lblAudioEffects;
  TimelineHeader* headers;
  EffectsArea* effects_area;
  QScrollArea* scrollArea;
  KeyframeView* keyframeView;
  QWidget* video_effect_area;
  QWidget* audio_effect_area;
  QWidget* vcontainer;
  QWidget* acontainer;
};

#endif // EFFECTCONTROLS_H