GraphLine.h

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//
// GraphLine.h
//
// Copyright (c) Shareaza Development Team, 2002-2005.
// This file is part of SHAREAZA (www.shareaza.com)
//
// Shareaza is free software; you can redistribute it
// and/or modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// Shareaza is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Shareaza; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//

#if !defined(AFX_GRAPHLINE_H__90D244AB_D902_42D6_BD55_E8F34845EB1A__INCLUDED_)
#define AFX_GRAPHLINE_H__90D244AB_D902_42D6_BD55_E8F34845EB1A__INCLUDED_

#pragma once

#include "GraphBase.h"

class CGraphItem;


class CLineGraph : public CGraphBase
{
// Construction
public:
        CLineGraph();
        virtual ~CLineGraph();

// Attributes
public:
        BOOL            m_bShowAxis;
        BOOL            m_bShowGrid;
        BOOL            m_bShowLegend;
        COLORREF        m_crBack;
        COLORREF        m_crGrid;
        DWORD           m_nMinGridVert;
public:
        DWORD           m_nSpeed;
        DWORD           m_nScale;
        DWORD           m_nMaximum;
        DWORD           m_nUpdates;
        DWORD           m_tLastScale;
protected:
        CPtrList        m_pItems;
        CPen            m_pGridPen;

// Operations
public:
        void            AddItem(CGraphItem* pItem);
        POSITION        GetItemIterator() const;
        CGraphItem*     GetNextItem(POSITION& pos) const;
        int                     GetItemCount() const;
        void            RemoveItem(CGraphItem* pItem);
        void            ClearItems();
        void            ResetMaximum(BOOL bForce = TRUE);
public:
        virtual void    CreateDefaults();
        virtual void    Serialize(CArchive& ar);
        virtual BOOL    Update();
        virtual void    Clear();
        virtual void    Paint(CDC* pDC, CRect* pRect);
protected:
        void    PaintGrid(CDC* pDC, CRect* pRect);
        void    PaintLegend(CDC* pDC, CRect* pRect);

};

#endif // !defined(AFX_GRAPHLINE_H__90D244AB_D902_42D6_BD55_E8F34845EB1A__INCLUDED_)

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