// Copyright (c) Sean Walton 1999-2006 All rights reserved
//
// Standard disclaimer: you use it --> you're responsible
// Standard license: you can use it in any way, but keep
//		my copyright attached.

#ifndef BBGRID_H
#define BBGRID_H

#include "Pager.h"
#include "Ui32.h"
#include "shared.h"

#define DISPLAYWIDTH	160
#define MAXCOLUMNS		10
#define CELLHEIGHT		(LcdGetFontHeight(0))

///////////////////////////////////////////////////////////////////////////////////////
/// BBGrid
class BBGrid: public Field
{
	public:
		typedef enum { eNone, eRow, eColumn, eCell } ESelectBy;

	public:
		BBGrid(ubyte Rows, ubyte Columns);
		virtual ~BBGrid(void) {}

	public: //---Forced overrides
		virtual FIELDTYPE GetFieldType( FIELDTYPE * pDerived = NULL )	{ return (FIELDTYPE)101; }
        virtual void ResetDimensionDependentData()						{ RowHeight = CELLHEIGHT; }
		virtual int QueryLineHeight(int const MaximumRelevant)			{ return RowHeight; }
    
	public:
		virtual int GetHeight() const			{ return Rows*RowHeight; }
		virtual int GetHeight(int width) const	{ return Rows*RowHeight; }
		virtual int GetHeightMax() const		{ return Rows*RowHeight; }
		virtual int GetHeightMin() const		{ return Rows*RowHeight; }
		virtual int GetWidth() const			{ return Width; }
		virtual int GetWidth(int height) const	{ return Width; }
		virtual int GetWidthMax() const			{ return Width; }
		virtual int GetWidthMin() const			{ return Width; }
		virtual void Paint(Graphics& g);
		virtual void Redraw(void)				{ Field::Redraw(); }
		virtual void Redraw(int Row, int Col);
		virtual int OnScroll(int axis, int directionMagnitude);
		virtual XYRect GetFocusRect(void) const;

	public:
		virtual void NowDisplaying(ubyte row, ubyte col, Graphics& area)=0;
		virtual bool AllowSelect(ubyte row, ubyte col)	{ return true; }
		virtual void GetSelected(int& Row, int& Column) const;
//		virtual bool OnKey(int event, char character, int flags);

	public:
		ESelectBy GetSelectBy(void)					{ return SelectBy; }
		void SetSelectBy(ESelectBy selectby)		{ SelectBy = selectby; Selected = 0; }
		void SetSelected(int Row, int Column);
		void SetColumnWidth(ubyte column, unsigned short width, bool redraw=false);
		unsigned short GetColumnWidth(ubyte column)	{ return ColumnWidths[column]; }
		void SetRows(int Row);

	private:
		ubyte Rows, Columns;
		unsigned short RowHeight, ColumnWidths[MAXCOLUMNS], ColumnPlaces[MAXCOLUMNS];
		unsigned int Width;
		signed short Selected;
		ESelectBy SelectBy;
		bool ColumnsChanged;
};

#endif