layeropacitydialog.h

#ifndef LAYEROPACITYDIALOG_H
#define LAYEROPACITYDIALOG_H
 
#include <QDialog>
#include "editor.h"
 
class QTimer;
class LayerManager;
class PlaybackManager;
class Layer;
 
namespace Ui {
class LayerOpacityDialog;
}
 
enum class OpacityFadeType {
    IN,
    OUT
};
 
class LayerOpacityDialog : public QDialog
{
    Q_OBJECT
 
public:
    explicit LayerOpacityDialog(QWidget *parent = nullptr);
    ~LayerOpacityDialog();
 
    void setCore(Editor* editor);
    void initUI();
    void updateUI();
 
private slots:
    void opacitySliderChanged(int value);
    void opacitySpinboxChanged(double value);
    void fadeInPressed();
    void fadeOutPressed();
 
    void onObjectLoaded();
    void onCurrentLayerChanged(int index);
    void onCurrentFrameChanged(int frame);
    void onSelectedFramesChanged();
    void onPlayStateChanged(bool isPlaying);
    void opacityValueChanged();
 
private:
 
    void setCanAdjust(bool opacity, bool fade);
    void fade(OpacityFadeType fadeType);
    qreal getOpacityForKeyFrame(Layer* layer, const KeyFrame* keyframe) const;
    void setOpacityForKeyFrame(Layer* layer, KeyFrame* keyframe, qreal opacity);
 
    void updateValues(qreal opacity);
    void setOpacityForCurrentKeyframe();
    void setOpacityForSelectedKeyframes();
    void setOpacityForLayer();
 
    void updateSelectedFramesUI();
 
    Ui::LayerOpacityDialog *ui;
 
    Editor* mEditor = nullptr;
    LayerManager* mLayerManager = nullptr;
    PlaybackManager* mPlayBack = nullptr;
 
    bool mPlayerIsPlaying = false;
 
    qreal mMultiplier = 500.0;
    qreal mSpinBoxMultiplier = 0.2;
    int mMinSelectedFrames = 3;
};
 
#endif // LAYEROPACITYDIALOG_H