#ifndef __ImageViewerImageWindow__
#define __ImageViewerImageWindow__

/**
@file
Subclass of ImageWindow, which is generated by wxFormBuilder.
*/

#include "ImageViewer.h"

//// end generated include
#include <map>
#include <iostream>
#include "../res/app_icon.h"
#include "../utils.h"

/** Implementing ImageWindow */
class ImageViewerImageWindow : public ImageWindow
{
protected:
	// Handlers for ImageWindow events.
	void OnDropFile(wxDropFilesEvent &event);
	void OnWindowKeyUp(wxKeyEvent &event);
	void OnWindowMouseWheel(wxMouseEvent &event);
	void WindowOnSize(wxSizeEvent &event);
	void OnBitmapDoubleLeftClick(wxMouseEvent &event);
	void OnListItemSelected(wxListEvent &event);
	void OnRotateLeftClicked(wxCommandEvent &event);
	void OnRotateRightClicked(wxCommandEvent &event);
	void OnZoomInClicked(wxCommandEvent &event);
	void OnZoomResetClicked(wxCommandEvent &event);
	void OnZoomOutClicked(wxCommandEvent &event);
	void OnShowFullScreenClick(wxCommandEvent &event);

public:
	/** Constructor */
	ImageViewerImageWindow(wxWindow *parent);
	//// end generated class members

private:
	wxString windowTitle;
	/// @brief int imagelist id, wxImage the image
	std::map<int, ImageUtils::ImageFileInfo *> images;
	wxImage currentVisibleImage;
	wxImage currentOriginalImage;
	wxImageList *imgList;
	int currentZoom = 100;
	void ShowImage(wxImage img);
	wxImage FitImage(wxImage img, int targetWidth, int targetHeight);
	wxImage RotateImage(ImageUtils::ROTATE_DIRECTION dir, wxImage img);
	void ZoomImage(int factor);

	inline wxImage cropResizeImage(const wxImage &originalImage, int targetWidth, int targetHeight)
	{
		int originalWidth = originalImage.GetWidth();
		int originalHeight = originalImage.GetHeight();

		double aspectRatio = static_cast<double>(originalWidth) / static_cast<double>(originalHeight);
		int newWidth = targetWidth;
		int newHeight = targetHeight;

		// Kiszámítjuk az új méreteket, hogy megtartsuk a képarányt
		if (originalWidth > targetWidth || originalHeight > targetHeight)
		{
			if (aspectRatio > 1.0)
			{
				// Szélesség alapján skálázzuk az új méretet
				newWidth = targetWidth;
				newHeight = static_cast<int>(targetWidth / aspectRatio);
			}
			else
			{
				// Magasság alapján skálázzuk az új méretet
				newHeight = targetHeight;
				newWidth = static_cast<int>(targetHeight * aspectRatio);
			}
		}

		// Méretezzük az eredeti képet az új méretekre
		wxImage resizedImage = originalImage.Scale(newWidth, newHeight);

		// Üres terület hozzáadása és transzparens töltése
		if (newWidth < targetWidth || newHeight < targetHeight)
		{
			wxImage finalImage(targetWidth, targetHeight);
			finalImage.SetAlpha();
			finalImage.Paste(resizedImage, (targetWidth - newWidth) / 2, (targetHeight - newHeight) / 2);
			return finalImage;
		}

		return resizedImage;
	}
};

#endif // __ImageViewerImageWindow__