effectcontrols.h

/***

    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 <QDockWidget>
#include <QUndoCommand>
#include <QMutex>

class Clip;
class QMenu;
class Effect;
class TimelineHeader;
class QScrollArea;
class KeyframeView;
class QVBoxLayout;
class ResizableScrollBar;
class QLabel;
class KeyframeView;
class QScrollBar;
class QHBoxLayout;

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 QDockWidget
{
    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:
    void resizeEvent(QResizeEvent *event);
private:
    void show_effect_menu(int type, int subtype);
    void load_effects();
    void load_keyframes();
    void open_effect(QVBoxLayout* hlayout, Effect* e);

    void setup_ui();

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

    TimelineHeader* headers;
    EffectsArea* effects_area;
    QScrollArea* scrollArea;
    QLabel* lblMultipleClipsSelected;
    KeyframeView* keyframeView;
    QWidget* video_effect_area;
    QWidget* audio_effect_area;
    QWidget* vcontainer;
    QWidget* acontainer;
};

#endif // EFFECTCONTROLS_H