#ifndef MAPEDITOR_H

 #define MAPEDITOR_H

 #include <qcanvas.h>

 #include <qlineedit.h>

 #include <qcursor.h>

 #include <qfiledialog.h>

 #include <qevent.h>

 #include <qprocess.h>

 #include <qbuffer.h>

 #include "mapcenterobj.h"

 #include "misc.h"

 class QNetworkOperation;

 class QUrlOperator;

 class MapEditor : public QCanvasView , public xmlObj {

     Q_OBJECT

 public:

     MapEditor(QWidget* parent=0, bool interactive=false, const char* name=0, WFlags f=0);

 	~MapEditor();

     QColor color();

     QColor backgroundColor();

     MapCenterObj* getMapCenter();

 	QCanvas* getCanvas();

 	void adjustCanvasSize();// adjust canvas size to map and scrollview

 	bool isRepositionBlocked(); // block while load or undo

 private:

 	void makeTmpDirs();		// create temporary directories

 	void delTmpDirs();		// delete temporary directories

     QString saveToDir(const QString&,const QString &,bool, const QPoint &,LinkableMapObj*);

     void saveState();		// save actual state to backup

     void saveState(LinkableMapObj *);

     void saveState(const QString &, const QString &);

     void saveState(const QString &, LinkableMapObj *);

     void saveState(const SaveMode&, const QString &, LinkableMapObj *, const QString &, LinkableMapObj *);

     void parseAtom(const QString &);	

     void addFloatImage(const QPixmap &img);

   private slots:

     void finishedLineEditNoSave();

     void fetchImage(const QString &img);

     void imageDataFetched(const QByteArray &, QNetworkOperation *);

     void imageDataFinished(QNetworkOperation *);

 public:

 	bool isDefault();		// false, if map was changed once

     bool isUnsaved();		// save necessary

     bool hasChanged();		// undo possible

 	void setChanged();		// called from NoteEditor via LMO

 	void closeMap();

 	void setFilePath (QString);	

 	void setFilePath (QString,QString);	

 	QString getFilePath ();	// Full path e.g. "/home/tux/map.xml"

 	QString getFileName ();	// e.g. "map.xml"

 	QString getMapName ();	// e.g. "map"

 	QString getDestPath (); // e.g. "/home/tux/map.vym"

     int load (QString, LoadMode );	// newmap, import/replace selection

 public:

     int save(const SaveMode &);	// Save map 

 	void setZipped(bool);		// save map zipped

 	bool saveZipped();			// 1 if file will be saved zipped

     void print();				// print canvas

 private:

     QPixmap getPixmap();

 public:

     void exportImage (QString fn);		// export as PNG	

     void exportImage (QString fn, int);	// export in given format

     void exportASCII();

     void exportLaTeX();

     void exportOOPresentation();

     void exportXML(const QString&);		// export to directory

     void clear();		// clear map

     void copy();		// copy branch to clipboard

     void redo();		// redo last action

     void undo();		// undo last action

 private:	

     void undoXML(const QString &, const QString &);

     void pasteNoSave();		// paste clipboard to branch

     void cutNoSave();	// cut to clipboard

 public:	

     void paste();		// paste clipboard to branch and backup

     void cut();			// cut to clipboard and backup

     void move(const int &,const int&);

     void moveBranchUp();

     void moveBranchDown();

     void editHeading();					// Start editing heading 

 private:

 	void setHeading(const QString &);	// Just set the heading for selection

 	void setURL(const QString &);		// Just set the URL for selection

 	void setVymLink(const QString &);	// Set vymLink for selection

 public:	

     void addNewBranch(int);			// pos allows to add above/below selection

     void addNewBranchHere();		// insert and make selection its

     void deleteSelection();

 	LinkableMapObj* getSelection();	// returns selection

 	bool select(const QString &);	// Select 

 	void unselect();				// before changing current noteedit

 	void reselect();				// after  changing current noteedit

 private:	

 	void selectNextBranch();		// Increment number of branch

 	void selectPrevBranch();		// Decrement number of branch

 public:	

     void selectUpperBranch();

     void selectLowerBranch();

     void selectLeftBranch();

     void selectRightBranch();

     void selectFirstBranch();

     void selectLastBranch();

     void setColor(QColor);

     void selectBackgroundColor();

     void setBackgroundColor(QColor);

     QColor pickColor();

     void colorItem();

     void colorBranch();

 	void toggleStandardFlag(QString);

 	virtual void setViewCenter();			// needed for zooming

     BranchObj* findText(QString,bool);		// Find object

     void findReset();						// Reset Find 

 	void openURL();							// open URL in external browser

 	void editURL();							// edit the URL

 	void editHeading2URL();					// copy heading to URL

 	void editBugzilla2URL();				// create URL to Bugzilla

 	void editVymLink();						// edit link to another map

 	void deleteVymLink();					// delete link to another map

 	QString getVymLink();					// return path to map

 	void removeBranchHere();				// remove but keep childs

 	void removeChilds();					// remove childs

 	void editMapInfo();						// dialog to enter author, ...

 	void updateActions();					// update e.g. format buttons

 	void updateNoteFlag();					// when TextEditor changes

 	void setLinkStyle (LinkStyle);			// Set style of link

 	LinkStyle getLinkStyle ();				// requested in LMO

 	void setLinkColor(QColor);				// default color of links

 	void setLinkColorHint();				// color of links

 	void setLinkColorHint(LinkColorHint);	// color of links

 	LinkColorHint getLinkColorHint();

 	QColor getDefLinkColor();

 	void setDefXLinkColor(QColor);

 	QColor getDefXLinkColor();

 	void setDefXLinkWidth (int);

 	int getDefXLinkWidth();

 	void toggleLinkColorHint();				// after changing linkStyles

     void selectLinkColor();

     void toggleScroll();

     void unScrollAll();

 	void loadFloatImage ();

 	void saveFloatImage (int);

 	void toggleFloatExport();

 	void setFrame(const FrameType &);

 	void setHideLinkUnselected (bool);

 	bool getHideLinkUnselected ();

 private:	

     void importDir(BranchObj *,QDir);

 public:	

     void importDir();

 	void followXLink (int);

 	void editXLink (int);

     void testFunction();				// FIXME just testing

 protected:

 	void ensureSelectionVisible();		

 	virtual void updateViewCenter();	// needed for zooming

 	virtual void contentsContextMenuEvent ( QContextMenuEvent *e );

     virtual void contentsMousePressEvent(QMouseEvent*);

     virtual void contentsMouseReleaseEvent(QMouseEvent*);

     virtual void contentsMouseDoubleClickEvent(QMouseEvent*);

     virtual void contentsMouseMoveEvent(QMouseEvent*);

     virtual void contentsDragEnterEvent(QDragEnterEvent *event);

     virtual void contentsDropEvent(QDropEvent *event);

 private:

     QCanvas* mapCanvas;

     MapCenterObj* mapCenter;

 	bool adjustCanvasRequested;	// collect requests until end of user event

 	BranchObj *editingBO;		// entering Text into BO

     QLineEdit* lineedit;

     QColor actColor;			// actual color

 	QColor defLinkColor;		// default color for links

 	QColor defXLinkColor;		// default color for xlinks

 	int defXLinkWidth;			// default width for xlinks

 	LinkColorHint linkcolorhint;// use heading color or own color

 	LinkStyle linkstyle;		// default style for links

     QCursor handOpenCursor;		// cursor while moving canvas view

 	QCursor pickColorCursor;	// cursor while picking color 

 	bool pickingColor;

 	bool drawingLink;			// true while creating a link

 	bool copyingObj;			// true while creating a link

 	XLinkObj* tmpXLink;

     LinkableMapObj* selection;		// select a LinkableMapObj

     LinkableMapObj* selectionLast;	// last selection 

     MapObj* movingObj;				// moving a MapObj

 	MapObj* linkingObj_src;			// part of a link

     QPoint movingObj_orgPos;		// org. pos of mouse before move

     QPoint movingObj_start;			// rel. pos of mouse to absPos 

     QPoint movingCont_start;		// inital pos of moving Content or

     QPoint movingVec;				// how far has Content moved

 	QPoint movingCenter;			// used when zooming

     QPrinter* printer;				// Printing

     bool mapDefault;				// Flag if map is untouched

     bool mapChanged;				// Flag if undo is possible

 	bool mapUnsaved;				// Flag if map should be saved

 	bool printFrame;			// Print frame around map

 	bool printFooter;			// Print footer below map

 	bool zipped;				// should map be zipped

 static	int mapNum;				// unique number for Editor

 	QString fileName;			// short name of file (for tab)

 	QString filePath;			// path to file which will be saved

 	QString fileDir;			// dir where file is saved

 	QString destPath;			// path to .vym file (needed for vymlinks)

 	QString mapName;			// fileName without ".vym"

 	QString lastImageDir;		// save dir for adding images

 	bool isInteractive;			// non interactive don't need tmpdirs

 	QString tmpMapDir;			// tmp directory with data for undo/redo

 	int undosTotal;				// total number of undos 

 	int undoNum;				// current number of bakMapDir to be used 

 	int undosAvail;				// how many actions can currently be undone

 	bool blockReposition;		// block while load or undo

 	bool blockSaveState;		// block while load or undo

 	BranchObj* itFind;			// next object in find process

 	bool EOFind;				// true, if search failed

 	QPoint exportOffset;		// set before export, used in save

     void resizeEvent( QResizeEvent * );

   QUrlOperator *urlOperator;

   QDataStream *imageData;

   QBuffer *imageBuffer;

 };

 #endif