#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