ImageViewOld.h

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/* 
 * File:   ImageViewOld.h
 * Author: blueck
 *
 * Created on 17. Juni 2010, 14:14
 */

#ifndef IMAGEVIEWOLD_H
#define IMAGEVIEWOLD_H

#include <MultiWidget.h>
#include <QtGui/QWidget>
#include <QtGui/QPaintEvent>
#include <QtGui/QPainter>
#include <QtGui/QImage>
#include <QtGui/QPen>
#include <QtCore/QByteArray>
#include <QtCore/QList>
#include <QtGui/qfiledialog.h>
#include <QtGui/QMenu>
#include <QtCore/QString>
#include <QtDesigner/QDesignerExportWidget>

#include <iostream>
#include <frame_helper/FrameQImageConverter.h>

#include "ImageViewOldGL.h"

class QDESIGNER_WIDGET_EXPORT ImageViewOld : public MultiWidget 
{
    Q_OBJECT
    Q_CLASSINFO("Author", "Alexander Duda")
    Q_PROPERTY(bool Use_OpenGL READ onOpenGL WRITE openGL USER false)
    Q_PROPERTY(bool Aspect_Ratio READ getAspectRatio WRITE setAspectRatio USER false)

public:
    friend class ImageViewOldGL;
    ImageViewOld(QWidget *parent = NULL,bool use_openGL = false);

    virtual ~ImageViewOld();
    void contextMenuEvent ( QContextMenuEvent * event );
    int heightForWidth( int w ) {return w*image.height()/image.width(); };
    void mouseDoubleClickEvent ( QMouseEvent * event );
signals:
    void clickImage(int x,int y);
    void userExport();

public slots:
    void emitUserExport();
    void update();
    void update2();
    void setDefaultImage();

    void setZoomEnabled(bool enabled);

    virtual void openGL(bool flag);
    bool onOpenGL(){return image_view_gl;};
    void setAspectRatio(bool value)
    {
      aspect_ratio=value;
      if(image_view_gl)
        image_view_gl->setAspectRatio(value);
    };
    bool getAspectRatio(){return aspect_ratio;};

    //for saving displayed frames
    void saveImage(bool overlay=true);
    bool saveImage2(QString path,bool overlay=true);
    bool saveImage3(const QString &mode, int pixel_size,  int width,  int height,const char* pbuffer, QString path,QString format);

    void resetCrop();

    void crop(int x, int y, int w, int h);
    

    void addRawImage(const QString &mode, int pixel_size, int width, int height,const char* pbuffer, const int size);
    void addFrame(const base::samples::frame::Frame &frame);

     void addImage(const QImage &image);

    void setGroupStatus(int groupNr, bool enable);

    void clearGroups();

    int getHeight()const {return image.height();};
    int getWidth()const {return image.width();};
    int getFormat()const {return image.format();};

protected:
    void drawDrawItemsToImage(QImage &image,bool all=false);
    void drawDrawItemsToPainter(QPainter &painter,bool all=false);
    virtual void resizeEvent(QResizeEvent *event);
    virtual void paintEvent(QPaintEvent *event);
    void mousePressEvent(QMouseEvent *event);
    void mouseReleaseEvent(QMouseEvent *event);
    void calculateRects();
    std::pair<QPoint, bool> toImage(QPoint const& p);

    QMenu contextMenu;
    QAction *save_image_act;
    QAction *user_export_act;
    QString save_path;
    
    QImage originalImage; // holds the original image
    QImage image;
    QRect currentCrop;
    bool no_input;
    bool aspect_ratio;

    frame_helper::FrameQImageConverter frame_converter;
    ImageViewOldGL *image_view_gl;

    QRectF target;
    QRectF source;

    bool zoomEnabled;
    QPoint pressPoint;
    bool pressValid;
};

#endif  /* IMAGEVIEWOLD_H */