addtransparencytopaperdialog.h

/*
 
Pencil2D - Traditional Animation Software
Copyright (C) 2020 David Lamhauge
 
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; version 2 of the License.
 
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.
 
*/
 
#ifndef ADDTRANSPARENCYTOPAPERDIALOG_H
#define ADDTRANSPARENCYTOPAPERDIALOG_H
 
#include <QDialog>
#include <QGraphicsScene>
 
#include "bitmapimage.h"
 
class Editor;
class QAbstractButton;
class QGraphicsPixmapItem;
 
namespace Ui {
class AddTransparencyToPaperDialog;
}
 
class AddTransparencyToPaperDialog : public QDialog
{
    Q_OBJECT
 
public:
    explicit AddTransparencyToPaperDialog(QWidget *parent = nullptr);
    ~AddTransparencyToPaperDialog() override;
 
    void setCore(Editor* editor);
 
    void initUI();
 
    void traceScannedDrawings();
 
protected:
    void resizeEvent(QResizeEvent*) override;
 
private slots:
    void thresholdSpinboxChanged(int value);
    void thresholdSliderChanged(int value);
    void updateDrawing();
    void layerChanged(int index);
    void checkerStateChanged(bool state);
    void zoomChanged(int zoomLevel);
    void buttonClicked(QAbstractButton* button);
 
private:
    void updatePreview();
    void loadDrawing(int frame);
 
    int mZoomLevel = 1;
 
    Ui::AddTransparencyToPaperDialog *ui = nullptr;
 
    QGraphicsScene scene;
    QGraphicsPixmapItem* mPreviewImageItem = nullptr;
 
    int mThreshold = 220;
    BitmapImage mBitmap;
    QPixmap mPixmapFromImage;
    Editor* mEditor = nullptr;
};
 
#endif // ADDTRANSPARENCYTOPAPERDIALOG_H