#pragma once

#ifndef FILMSTRIP_INCLUDED
#define FILMSTRIP_INCLUDED

#include "tw/tw.h"
//#include "tw/scrollbar.h"
#include "tlevel_io.h"
#include "tthread.h"

//=========================================================
// forward declaration

class TScrollbar;

//=========================================================

#undef DVAPI
#undef DVVAR
#ifdef TWIN_EXPORTS
#define DVAPI DV_EXPORT_API
#define DVVAR DV_EXPORT_VAR
#else
#define DVAPI DV_IMPORT_API
#define DVVAR DV_IMPORT_VAR
#endif

class DVAPI TFilmStripPanel : public TWidget
{
protected:
	TPoint m_lastPos;
	int m_offset;
	TScrollbar *m_scrollbar;
	TLevelP m_level;

	TUINT32 m_loaderId;
	TLevelReaderP m_levelReader;

	bool m_loaded;
	TThread::Mutex m_mutex;

	friend class FilmStripLoader;

public:
	static const int m_xsize;
	static const int m_ysize;
	static const int m_frameHeight;

public:
	TFilmStripPanel(TWidget *parent, string name = "FilmStripPanel");
	~TFilmStripPanel();

	void repaint();
	void draw();

	void leftButtonDown(const TMouseEvent &);
	void leftButtonDrag(const TMouseEvent &);
	void leftButtonUp(const TMouseEvent &);

	void onDrop(string s);
	void onTimer(int);

	void setScrollbar(TScrollbar *sb);

	void setLevel(TLevelP level);
	TLevelP getLevel() { return m_level; };
	void onScrollbarMove(int value);

	void updateScrollbar();
};

class DVAPI TFilmStrip : public TWidget
{
	TFilmStripPanel *m_panel;
	TScrollbar *m_scrollbar;

public:
	TFilmStrip(TWidget *parent, string name = "FilmStrip");

	void configureNotify(const TDimension &d);
	void drop(string s) { m_panel->onDrop(s); };
};

#endif