#pragma once

#ifndef T_THUMBNAILVIEWE_INCLUDED

#define T_THUMBNAILVIEWE_INCLUDED

#include "tw/scrollview.h"

//forward declaration

class Thumbnail;

class TTextField;

class TFilePath;

class ThumbnailViewer : public TScrollView

{

	vector<thumbnail *=""> m_items;</thumbnail>

	int m_selectedItemIndex;

	const TDimension m_itemSize;

	const TDimension m_itemSpace;

	const TDimension m_margins;

	const TRect m_playButtonBox;

	const TRect m_iconBox;

	const TRect m_textBox;

	TPoint m_oldPos;

	bool m_dragDropArmed;

	bool m_flag;

	bool m_playing, m_loading;

	bool m_timerActive;

	class NameField;

	NameField *m_nameField;

public:

	ThumbnailViewer(TWidget *parent, string name = "thumbnailViewer");

	~ThumbnailViewer();

	void addItem(Thumbnail *item);

	//! removes the item from the ThumbnailViewer. It doesn't destroy the item

	void removeItem(Thumbnail *item);

	TDimension getIconSize() const { return m_iconBox.getSize(); }

	int getItemCount() const;

	Thumbnail *getItem(int index) const;

	//! find the max number of thumbnails which fit the current widget width

	int getColumnCount() const;

	//! find the bottom-left corner coordinate of the index-th thumbnail (icon+controls)

	TPoint getItemPos(int index);

	// ! find the region covered by the index-th thumbnail (icon+controls)

	TRect getItemBounds(int index);

	// ! coordinate --> thumbnail index; returns -1 if not found

	int findItem(const TPoint &pos);

	void configureNotify(const TDimension &d);

	//! draw the index-th thumbnail current frame

	void drawFrame(int index);

	//! draw the index-th thumbnail

	void drawItem(int index);

	//! draw the empty space around and between thumbnails

	void drawBackground();

	void repaint();

	void leftButtonDown(const TMouseEvent &e);

	void leftButtonDrag(const TMouseEvent &e);

	void leftButtonUp(const TMouseEvent &e);

	void leftButtonDoubleClick(const TMouseEvent &e);

	void onTimer(int);

	void startPlaying();

	void stopPlaying();

	void select(int);

	int getSelectedItemIndex() { return m_selectedItemIndex; }

	void clearItems();

	void loadDirectory(const TFilePath &dirPath, const vector<string> &fileTypes);</string>

	void updateContentSize();

	void middleButtonDown(const TMouseEvent &e) {}

	void middleButtonDrag(const TMouseEvent &e) {}

	void middleButtonUp(const TMouseEvent &e) {}

	void scrollPage(int y);

	virtual void onDoubleClick(int index) {}

	virtual void onSelect(int index) {}

};

#endif