/*
 * Copyright (c) 2007, Digital Signal Processing Laboratory, Università degli studi di Perugia (UPG), Italy
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
/////////////////////////////////////////////////////////////////////////////
// Name:        sashtest.h
// Purpose:     Layout window/sash sample
// Author:      Julian Smart
// Modified by:
// Created:     04/01/98
// RCS-ID:      $Id: sashtest.h,v 1.5 2005/06/02 12:04:24 JS Exp $
// Copyright:   (c) Julian Smart
// Licence:     wxWindows license
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// Name:        treectrl.h
// Purpose:     wxTreeCtrl sample
// Author:      Julian Smart
// Modified by:
// Created:     04/01/98
// RCS-ID:      $Id: treetest.h,v 1.50 2006/11/04 11:26:51 VZ Exp $
// Copyright:   (c) Julian Smart
// Licence:     wxWindows license
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// Name:        dialogs.h
// Purpose:     Common dialogs demo
// Author:      Julian Smart
// Modified by: ABX (2004) - adjustementd for conditional building
// Created:     04/01/98
// RCS-ID:      $Id: dialogs.h,v 1.50 2006/10/08 14:12:59 VZ Exp $
// Copyright:   (c) Julian Smart
// Licence:     wxWindows license
/////////////////////////////////////////////////////////////////////////////

#ifndef __OPJ_VIEWER_H__
#define __OPJ_VIEWER_H__

// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
#pragma hdrstop
#endif

#ifndef WX_PRECOMP
#include "wx/wx.h"
#include "wx/mdi.h"
#endif

#include "wx/toolbar.h"
#include "wx/laywin.h"
#include "wx/treectrl.h"

#include "icon1.xpm"
#include "icon2.xpm"
#include "icon3.xpm"
#include "icon4.xpm"
#include "icon5.xpm"

#include "wx/filedlg.h"
#include "wx/toolbar.h"
#include <wx/filename.h>
#include <wx/busyinfo.h>
#include <wx/cmdline.h>
#include <wx/file.h>
#include "wx/notebook.h"
#include <wx/numdlg.h>

#include "wx/propdlg.h"
#include "wx/spinctrl.h"

#include <wx/dnd.h>
#include "wx/wxhtml.h"
#include "wx/statline.h"
#include <wx/fs_mem.h>

#include <wx/imaglist.h>

#include "libopenjpeg/openjpeg.h"

#include "imagj2k.h"
#include "imagjp2.h"
#include "imagmj2.h"

#ifdef __WXMSW__
typedef unsigned __int64 int8byte;
#endif // __WXMSW__

#ifdef __WXGTK__
typedef unsigned long long int8byte;
#endif // __WXGTK__

#define USE_GENERIC_TREECTRL 0

#if USE_GENERIC_TREECTRL
#include "wx/generic/treectlg.h"
#ifndef wxTreeCtrl
#define wxTreeCtrl wxGenericTreeCtrl
#define sm_classwxTreeCtrl sm_classwxGenericTreeCtrl
#endif
#endif

#define OPJ_APPLICATION             wxT("OPJViewer")
#define OPJ_APPLICATION_NAME		wxT("OpenJPEG Viewer")
#define OPJ_APPLICATION_VERSION		wxT("0.2 alpha")
#define OPJ_APPLICATION_TITLEBAR	OPJ_APPLICATION_NAME wxT(" ") OPJ_APPLICATION_VERSION
#define OPJ_APPLICATION_COPYRIGHT	wxT("(C) 2007, Giuseppe Baruffa")

#ifdef __WXMSW__
#define OPJ_APPLICATION_PLATFORM    wxT("Windows")
#endif

#ifdef __WXGTK__
#define OPJ_APPLICATION_PLATFORM    wxT("Linux")
#endif

#define OPJ_CANVAS_BORDER 10
#define OPJ_CANVAS_COLOUR *wxWHITE

class OPJDecoThread;
class OPJParseThread;
WX_DEFINE_ARRAY_PTR(wxThread *, wxArrayThread);
class OPJChildFrame;

//////////////////////////////////
// this is our main application //
//////////////////////////////////
class OPJViewerApp: public wxApp
{
	// public methods and variables
	public:

		// class constructor
		OPJViewerApp() { m_showImages = true; m_showButtons = false; }

		// other methods
		bool OnInit(void);
		void SetShowImages(bool show) { m_showImages = show; }
		bool ShowImages() const { return m_showImages; }
		void ShowCmdLine(const wxCmdLineParser& parser);

		// all the threads currently alive - as soon as the thread terminates, it's
		// removed from the array
		wxArrayThread m_deco_threads, m_parse_threads;

		// crit section protects access to all of the arrays below
		wxCriticalSection m_deco_critsect, m_parse_critsect;

		// semaphore used to wait for the threads to exit, see OPJFrame::OnQuit()
		wxSemaphore m_deco_semAllDone, m_parse_semAllDone;

		// the last exiting thread should post to m_semAllDone if this is true
		// (protected by the same m_critsect)
		bool m_deco_waitingUntilAllDone, m_parse_waitingUntilAllDone;

		// the list of all filenames written in the command line
		wxArrayString m_filelist;

		// displaying engine parameters
		int m_resizemethod;

		// decoding engine parameters
		int m_reducefactor, m_qualitylayers, m_components, m_framenum;
#ifdef USE_JPWL
		bool m_enablejpwl;
		int m_expcomps, m_maxtiles;
#endif // USE_JPWL

	// private methods and variables
	private:
		bool m_showImages, m_showButtons;

};

DECLARE_APP(OPJViewerApp)

///////////////////////////////////////////
// this canvas is used to draw the image //
///////////////////////////////////////////
class OPJCanvas: public wxScrolledWindow
{
	// public methods and variables
	public:

		// class constructor
		OPJCanvas(wxFileName fname, wxWindow *parent, const wxPoint& pos, const wxSize& size);

		virtual void OnDraw(wxDC& dc);
		void OnEvent(wxMouseEvent& event);
		void WriteText(const wxString& text) {
#ifndef __WXGTK__ 
			wxMutexGuiEnter();
#endif //__WXGTK__
			wxLogMessage(text);
#ifndef __WXGTK__ 
			wxMutexGuiLeave();
#endif //__WXGTK__
		}
		OPJDecoThread *CreateDecoThread(void);
		OPJChildFrame *m_childframe;

		wxBitmap  m_image, m_image100;
		wxFileName m_fname;
		long m_zooml;

	DECLARE_EVENT_TABLE()
};

///////////////////////////////////////////////////
// the data associated to each tree leaf or node //
///////////////////////////////////////////////////
class OPJMarkerData : public wxTreeItemData
{
	// public methods and variables
	public:

		// class constructor
		OPJMarkerData(const wxString& desc, const wxString& fname = wxT(""), wxFileOffset start = 0, wxFileOffset length = 0) : m_desc(desc), m_filestring(fname) { m_start = start; m_length = length; }

		void ShowInfo(wxTreeCtrl *tree);
		const wxChar *GetDesc1() const { return m_desc.c_str(); }
		const wxChar *GetDesc2() const { return m_filestring.c_str(); }
		wxFileOffset m_start, m_length;

	// private methods and variables
	private:
		wxString m_desc;
		wxString m_filestring;
};


class OPJMarkerTree : public wxTreeCtrl
{
public:
    enum
    {
        TreeCtrlIcon_File,
        TreeCtrlIcon_FileSelected,
        TreeCtrlIcon_Folder,
        TreeCtrlIcon_FolderSelected,
        TreeCtrlIcon_FolderOpened
    };

    OPJMarkerTree() { };
    OPJMarkerTree(wxWindow *parent, OPJChildFrame *subframe, wxFileName fname, wxString name, const wxWindowID id,
               const wxPoint& pos, const wxSize& size,
               long style);
    virtual ~OPJMarkerTree(){};
	OPJParseThread *CreateParseThread(wxTreeItemId parentid = 0x00, OPJChildFrame *subframe = NULL);
    void WriteText(const wxString& text) { wxMutexGuiEnter(); wxLogMessage(text); wxMutexGuiLeave(); }

	wxFileName m_fname;
	wxTextCtrl *m_peektextCtrl;
	OPJChildFrame *m_childframe;

    /*void OnBeginDrag(wxTreeEvent& event);
    void OnBeginRDrag(wxTreeEvent& event);
    void OnEndDrag(wxTreeEvent& event);*/
    /*void OnBeginLabelEdit(wxTreeEvent& event);
    void OnEndLabelEdit(wxTreeEvent& event);*/
    /*void OnDeleteItem(wxTreeEvent& event);*/
    /*void OnContextMenu(wxContextMenuEvent& event);*/
    void OnItemMenu(wxTreeEvent& event);
    /*void OnGetInfo(wxTreeEvent& event);
    void OnSetInfo(wxTreeEvent& event);*/
    /*void OnItemExpanded(wxTreeEvent& event);*/
    void OnItemExpanding(wxTreeEvent& event);
    /*void OnItemCollapsed(wxTreeEvent& event);
    void OnItemCollapsing(wxTreeEvent& event);*/
    void OnSelChanged(wxTreeEvent& event);
    /*void OnSelChanging(wxTreeEvent& event);*/
    /*void OnTreeKeyDown(wxTreeEvent& event);*/
    /*void OnItemActivated(wxTreeEvent& event);*/
    /*void OnItemRClick(wxTreeEvent& event);*/
    /*void OnRMouseDown(wxMouseEvent& event);
    void OnRMouseUp(wxMouseEvent& event);
    void OnRMouseDClick(wxMouseEvent& event);*/
    /*void GetItemsRecursively(const wxTreeItemId& idParent,
                             wxTreeItemIdValue cookie = 0);*/

    void CreateImageList(int size = 16);
    void CreateButtonsImageList(int size = 11);

    /*void AddTestItemsToTree(size_t numChildren, size_t depth);*/
    /*void DoSortChildren(const wxTreeItemId& item, bool reverse = false)
        { m_reverseSort = reverse; wxTreeCtrl::SortChildren(item); }*/
    /*void DoEnsureVisible() { if (m_lastItem.IsOk()) EnsureVisible(m_lastItem); }*/
    /*void DoToggleIcon(const wxTreeItemId& item);*/
    /*void ShowMenu(wxTreeItemId id, const wxPoint& pt);*/

    int ImageSize(void) const { return m_imageSize; }

    void SetLastItem(wxTreeItemId id) { m_lastItem = id; }

protected:
    /*virtual int OnCompareItems(const wxTreeItemId& i1, const wxTreeItemId& i2);*/

    // is this the test item which we use in several event handlers?
    /*bool IsTestItem(const wxTreeItemId& item)
    {
        // the test item is the first child folder
        return GetItemParent(item) == GetRootItem() && !GetPrevSibling(item);
    }*/

private:
    /*void AddItemsRecursively(const wxTreeItemId& idParent,
                             size_t nChildren,
                             size_t depth,
                             size_t folder);*/

    void LogEvent(const wxChar *name, const wxTreeEvent& event);

    int          m_imageSize;               // current size of images
    bool         m_reverseSort;             // flag for OnCompareItems
    wxTreeItemId m_lastItem,                // for OnEnsureVisible()
                 m_draggedItem;             // item being dragged right now

    // NB: due to an ugly wxMSW hack you _must_ use DECLARE_DYNAMIC_CLASS()
    //     if you want your overloaded OnCompareItems() to be called.
    //     OTOH, if you don't want it you may omit the next line - this will
    //     make default (alphabetical) sorting much faster under wxMSW.
    DECLARE_DYNAMIC_CLASS(OPJMarkerTree)
    DECLARE_EVENT_TABLE()
};

// this hash map stores all the trees of currently opened images, with an integer key
WX_DECLARE_HASH_MAP(int, OPJMarkerTree*, wxIntegerHash, wxIntegerEqual, OPJMarkerTreeHash);

// this hash map stores all the children of currently opened images, with an integer key
WX_DECLARE_HASH_MAP(int, OPJChildFrame*, wxIntegerHash, wxIntegerEqual, OPJChildFrameHash);

// Define a new frame
class OPJFrame: public wxMDIParentFrame
{
  public:

    OPJFrame(wxWindow *parent, const wxWindowID id, const wxString& title, const wxPoint& pos, const wxSize& size, const long style);

    ~OPJFrame(void);
	void OnSize(wxSizeEvent& WXUNUSED(event));
    void OnAbout(wxCommandEvent& WXUNUSED(event));
    void OnFileOpen(wxCommandEvent& WXUNUSED(event));
    void OnQuit(wxCommandEvent& WXUNUSED(event));
    void OnClose(wxCommandEvent& WXUNUSED(event));
    void OnZoom(wxCommandEvent& WXUNUSED(event));
	void OnFit(wxCommandEvent& WXUNUSED(event));
	void OnToggleBrowser(wxCommandEvent& WXUNUSED(event));
	void OnTogglePeeker(wxCommandEvent& WXUNUSED(event));
	void OnReload(wxCommandEvent& event);
	void OnSetsDeco(wxCommandEvent& event);
	void OnSashDrag(wxSashEvent& event);
	void OpenFiles(wxArrayString paths, wxArrayString filenames);
	void OnNotebook(wxNotebookEvent& event);
	void Rescale(int scale, OPJChildFrame *child);

	OPJMarkerTreeHash m_treehash;
	OPJChildFrameHash m_childhash;
    wxSashLayoutWindow* markerTreeWindow;
    wxSashLayoutWindow* loggingWindow;
    void Resize(int number);
	wxNotebook *m_bookCtrl;
	wxNotebook *m_bookCtrlbottom;
    wxTextCtrl *m_textCtrlbrowse;

  private:
    void TogStyle(int id, long flag);

    void DoSort(bool reverse = false);

    wxPanel *m_panel;
    wxTextCtrl *m_textCtrl;

    void DoSetBold(bool bold = true);

protected:
    wxSashLayoutWindow* m_topWindow;
    wxSashLayoutWindow* m_leftWindow2;

DECLARE_EVENT_TABLE()
};

class OPJChildFrame: public wxMDIChildFrame
{
  public:
    OPJCanvas *m_canvas;
    OPJChildFrame(OPJFrame *parent, wxFileName fname, int winnumber, const wxString& title, const wxPoint& pos, const wxSize& size, const long style);
    ~OPJChildFrame(void);
    void OnActivate(wxActivateEvent& event);
	/*void OnQuit(wxCommandEvent& WXUNUSED(event));*/
	void OnClose(wxCloseEvent& event);
	void OnGotFocus(wxFocusEvent& event);
	void OnLostFocus(wxFocusEvent& event);
    OPJFrame *m_frame;
	wxFileName m_fname;
	int m_winnumber;

	unsigned long  m_twidth, m_theight, m_tx, m_ty;

	DECLARE_EVENT_TABLE()
};

// frame and main menu ids
enum {
	OPJFRAME_FILEEXIT = wxID_EXIT,
	OPJFRAME_HELPABOUT = wxID_ABOUT,
	OPJFRAME_FILEOPEN,
	OPJFRAME_FILETOGGLEB,
	OPJFRAME_FILETOGGLEP,
	OPJFRAME_VIEWZOOM,
	OPJFRAME_VIEWFIT,
	OPJFRAME_VIEWRELOAD,
	OPJFRAME_FILECLOSE,
	OPJFRAME_SETSDECO,

	OPJFRAME_BROWSEWIN = 10000,
	OPJFRAME_LOGWIN
};


// menu and control ids
enum
{
    TreeTest_Quit = wxID_EXIT,
    TreeTest_About = wxID_ABOUT,
    TreeTest_TogButtons = wxID_HIGHEST,
    TreeTest_TogTwist,
    TreeTest_TogLines,
    TreeTest_TogEdit,
    TreeTest_TogHideRoot,
    TreeTest_TogRootLines,
    TreeTest_TogBorder,
    TreeTest_TogFullHighlight,
    TreeTest_SetFgColour,
    TreeTest_SetBgColour,
    TreeTest_ResetStyle,
    TreeTest_Highlight,
    TreeTest_Dump,
    TreeTest_DumpSelected,
    TreeTest_Count,
    TreeTest_CountRec,
    TreeTest_Sort,
    TreeTest_SortRev,
    TreeTest_SetBold,
    TreeTest_ClearBold,
    TreeTest_Rename,
    TreeTest_Delete,
    TreeTest_DeleteChildren,
    TreeTest_DeleteAll,
    TreeTest_Recreate,
    TreeTest_ToggleImages,
    TreeTest_ToggleButtons,
    TreeTest_SetImageSize,
    TreeTest_ToggleSel,
    TreeTest_CollapseAndReset,
    TreeTest_EnsureVisible,
    TreeTest_AddItem,
    TreeTest_InsertItem,
    TreeTest_IncIndent,
    TreeTest_DecIndent,
    TreeTest_IncSpacing,
    TreeTest_DecSpacing,
    TreeTest_ToggleIcon,
    TreeTest_Select,
    TreeTest_Unselect,
    TreeTest_SelectRoot,
    TreeTest_Ctrl = 1000,
	BOTTOM_NOTEBOOK_ID,
	LEFT_NOTEBOOK_ID
};

class OPJDecoThread : public wxThread
{
public:
    OPJDecoThread(OPJCanvas *canvas);

    // thread execution starts here
    virtual void *Entry();

    // called when the thread exits - whether it terminates normally or is
    // stopped with Delete() (but not when it is Kill()ed!)
    virtual void OnExit();

    // write something to the text control
    void WriteText(const wxString& text);

public:
    unsigned m_count;
    OPJCanvas *m_canvas;
};

class OPJParseThread : public wxThread
{
public:
    OPJParseThread(OPJMarkerTree *tree, wxTreeItemId parentid = 0x00);

    // thread execution starts here
    virtual void *Entry();

    // called when the thread exits - whether it terminates normally or is
    // stopped with Delete() (but not when it is Kill()ed!)
    virtual void OnExit();

    // write something to the text control
    void WriteText(const wxString& text);
	void LoadFile(wxFileName fname);
	void ParseJ2KFile(wxFile *m_file, wxFileOffset offset, wxFileOffset length, wxTreeItemId parentid);
	void ParseJP2File(wxFile *fileid, wxFileOffset filepoint, wxFileOffset filelimit, wxTreeItemId parentid);

    unsigned m_count;
    OPJMarkerTree *m_tree;
	wxTreeItemId m_parentid;

private:
	int jpeg2000parse(wxFile *fileid, wxFileOffset filepoint, wxFileOffset filelimit,
			wxTreeItemId parentid, int level, char *scansign, unsigned long int *scanpoint);
	int box_handler_function(int boxtype, wxFile *fileid, wxFileOffset filepoint, wxFileOffset filelimit,
			wxTreeItemId parentid, int level, char *scansign, unsigned long int *scanpoint);

};


// Drag and drop files target
class OPJDnDFile: public wxFileDropTarget
{
public:
    OPJDnDFile(OPJFrame *pOwner) { m_pOwner = pOwner; }
    virtual bool OnDropFiles(wxCoord x, wxCoord y, const wxArrayString& filenames);

private:
    OPJFrame *m_pOwner;
};



// Property sheet dialog
class OPJDecoderDialog: public wxPropertySheetDialog
{
DECLARE_CLASS(OPJDecoderDialog)
public:
    OPJDecoderDialog(wxWindow* parent, int dialogType);
    ~OPJDecoderDialog();

	wxSpinCtrl *m_reduceCtrl, *m_layerCtrl, *m_numcompsCtrl;
	wxRadioBox* m_resizeBox;

    wxPanel* CreateMainSettingsPage(wxWindow* parent);
    wxPanel* CreatePart1SettingsPage(wxWindow* parent);
    wxPanel* CreatePart3SettingsPage(wxWindow* parent);
#ifdef USE_JPWL
	void OnEnableJPWL(wxCommandEvent& event);
    wxPanel* CreatePart11SettingsPage(wxWindow* parent);
	wxSpinCtrl *m_expcompsCtrl, *m_framenumCtrl, *m_maxtilesCtrl;
	wxCheckBox *m_enablejpwlCheck;
#endif // USE_JPWL


protected:

    enum {
		OPJDECO_RESMETHOD = 100,
		OPJDECO_REDUCEFACTOR,
		OPJDECO_QUALITYLAYERS,
		OPJDECO_NUMCOMPS,
		OPJDECO_ENABLEJPWL,
		OPJDECO_EXPCOMPS,
		OPJDECO_MAXTILES,
		OPJDECO_FRAMENUM
    };

DECLARE_EVENT_TABLE()
};

#endif //__OPJ_VIEWER_H__