/* 
 * The contents of this file are subject to the Mozilla Public 
 * License Version 1.1 (the "License"); you may not use this file 
 * except in compliance with the License. You may obtain a copy of 
 * the License at http://www.mozilla.org/MPL/ 
 * 
 * Software distributed under the License is distributed on an "AS 
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or 
 * implied. See the License for the specific language governing 
 * rights and limitations under the License. 
 * 
 * The Original Code is Vision.
 * 
 * The Initial Developer of the Original Code is The Vision Team.
 * Portions created by The Vision Team are
 * Copyright (C) 1999, 2000, 2001 The Vision Team.  All Rights
 * Reserved.
 * 
 * Contributor(s): Rene Gollent
 *                 Todd Lair
 */
 
#ifndef RUNVIEW_H_
#define RUNVIEW_H_

#define LINE_COUNT		1000

#include <View.h>

const uint32 M_LOOKUP_WEBSTER = 'rvlw';
const uint32 M_LOOKUP_GOOGLE = 'rvlg';
const uint32 M_LOOKUP_ACRONYM = 'rvla';
const uint32 M_CLEAR = 'rvcl';

const uint32 M_OFFVIEW_SELECTION = 'rvos';
const uint32 M_THEME_FOREGROUND_CHANGE = 'rvtf';
const uint32 M_THEME_BACKGROUND_CHANGE = 'rvtb';
const uint32 M_THEME_FONT_CHANGE = 'rvto';

#define C_URL						0
#define F_URL						0

struct Line;
class Theme;
class RunView;
class BScrollView;
class BCursor;
class BMessageRunner;
class BPopUpMenu;

class SelectPos
{
	public:

	int16					fLine;
	int16					fOffset;

							SelectPos (
								int16 selLine = 0,
								int16 selOffset = 0)
								:	fLine (selLine),
									fOffset (selOffset)
							{ }

							SelectPos (const SelectPos &pos)
								:	fLine (pos.fLine),
									fOffset (pos.fOffset)
							{ }

							~SelectPos (void)
							{ }

	SelectPos			&operator = (const SelectPos &pos)
							{
								fLine = pos.fLine;
								fOffset = pos.fOffset;

								return *this;
							}
							
	inline int			operator == (const SelectPos &rhs) const
							{
								return ((fLine == rhs.fLine) && (fOffset == rhs.fOffset));
							}
	
	inline int          operator != (const SelectPos &rhs) const
	                        {
	                            return (!(*this == rhs));
	                        }
	

};

class RunView : public BView
{
	BScrollView			*fScroller;
	BCursor				*fURLCursor;
	Theme					*fTheme;

	Line					*fWorking;
	Line					*fLines[LINE_COUNT];
	int16					fLine_count,
	                        fClickCount;

	char					*fStamp_format;
	char					*fClipping_name;
	
	SelectPos			fSp_start, fSp_end;
	
	int32							fTracking;
	SelectPos							fTrack_offset;
	BMessageRunner				*fOff_view_runner;
	bigtime_t					fOff_view_time;

	bool 				fResizedirty;
	bool				fFontsdirty;
	BPopUpMenu			*fMyPopUp;
	BPoint				fLastClick;
	bigtime_t			fLastClickTime;


	bool					RecalcScrollBar (bool constrain);
	void					ResizeRecalc (void);
	void					FontChangeRecalc (void);
	void					ExtendTrackingSelect (BPoint);
	void					ShiftTrackingSelect (BPoint, bool, bigtime_t);
	void					CheckURLCursor (BPoint);
	void					BuildPopUp (void);

	bool				CheckClickBounds (const SelectPos &, const BPoint &) const;
	void				LoadURL(const char *url);
	
	public:

							RunView (
								BRect,
								const char *,
								Theme *,
								uint32 = B_FOLLOW_LEFT | B_FOLLOW_TOP,
								uint32 = 0UL);
	virtual				~RunView (void);

	virtual void		AttachedToWindow (void);
	virtual void		DetachedFromWindow (void);
	virtual void		FrameResized (float, float);
	virtual void		TargetedByScrollView (BScrollView *);
	virtual void		Show ();
	virtual void		Draw (BRect);
	virtual void		MessageReceived (BMessage *);

	virtual void		SetViewColor (rgb_color);
	void					SetViewColor (uchar red, uchar green, uchar blue, uchar alpha = 255)
							{ rgb_color color = {red, green, blue, alpha}; SetViewColor (color); }

	
	virtual void		MouseDown (BPoint);
	virtual void		MouseMoved (BPoint, uint32, const BMessage *);
	virtual void		MouseUp (BPoint);
	

	void					Append (const char *, int32, int16, int16, int16);
	void					Append (const char *, int16, int16, int16);
	
	void					Clear (void);

	int16					LineCount (void) const;
	const char				*LineAt (int16) const;

	void					SetTimeStampFormat (const char *);
	void					SetTheme (Theme *);

	SelectPos				PositionAt (BPoint) const;
	BPoint					PointAt (SelectPos) const;
	
	BRect					GetTextFrame (const SelectPos &, const SelectPos &) const;
	bool					IntersectSelection (const SelectPos &, const SelectPos &) const;
	void					GetSelectionText (BString &) const;
	void					Select (const SelectPos &, const SelectPos &);
	void					SelectAll (void);
	void					SetClippingName (const char *);
	bool               		FindText(const char *);

	void					ScrollToBottom(void);
	void					ScrollToSelection(void);
	


};

#endif