satellite/neuromanager/DataView.h

/* --------------------------------------------------------------------- */
/* NeuroManager - A spike train analysis tool                            */
/* Copyright (c) 2005-2006 RIKEN, Japan. All rights reserved.            */
/* http://satellite.sourceforge.jp/                                      */
/* --------------------------------------------------------------------- */
/* This program 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.                */
/*                                                                       */
/* This program 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 this program; see the file COPYING.txt. If not, write      */
/* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth      */
/* Floor, Boston, MA 02110-1301, USA.                                    */
/* --------------------------------------------------------------------- */

/* $Id: DataView.h,v 1.39 2006/01/24 01:59:57 orrisroot Exp $ */

// DataView.h : interface of the CDataView class
//

#pragma once

class CDataView : public CScrollView
{
        DECLARE_DYNCREATE( CDataView )

protected:
        // create from dynamic constraction only
        CDataView();
        virtual ~CDataView();

public:
#ifdef _DEBUG

        virtual void AssertValid() const;
        virtual void Dump( CDumpContext& dc ) const;
#endif

protected:
        // Overrides
        virtual void OnDraw( CDC* pDC );
        DECLARE_MESSAGE_MAP()

private:
        // system value
        CMutex *m_pMutex;
        UINT m_uixPad, m_uiyPad;  // padding
        CPoint m_pointMousePress; // mouse point
        HCURSOR m_cursorDrag;     // drag cursor
        CRect m_rectClient;       // client rectangle
        double m_dMagnification;  // magnification of X range ( 2^-10 - 2^10 )
        QWORD m_qwLogicalXSize;   // horizontal scrollbar size
        QWORD m_qwPhysicalXSize;  // data length * mag + xpad * 2
        QWORD m_qwPhysicalXPos;   // left edge of data position
        double m_dPhysicalParLogicalXSize; // ratio = physical x / logical x
        // for drawing
        COLORREF m_colorForeground;  // foreground pen / brush color
        COLORREF m_colorBackground;  // background pen / brush color
        COLORREF m_colorAxis;        // axis pen color
        CBrush m_brushBackground; // background brush
        CPen m_penForeground;     // foreground pen
        CPen m_penBackground;     // background pen
        CPen m_penAxis;           // pen for axis
        // buffered drawing
        CDC m_memDC;            // memory device context
        CBitmap m_bitmapBuffer; // buffered bitmap
        BOOL m_bResizeRequired; // require bitmap buffer resizing
        BOOL m_bRedrawRequired; // require redrawing
        BOOL m_bUseScrollDraw;  // scrolling
        int m_iScrollDrawSize;  // scroll size
private:
        // user defined methods
        CFormView *GetDataViewProperties();
        BOOL GetPaintRect( CRect &rcClip, int iView, int iTargetView, CRect &rcResult );
        void _paintBackground( CDC *pDC, CRect *pRectDest );
        void _paintAxis( CDC *pDC, CRect *pRectDest, UINT nView, UINT nTargetView, double ymin, double ymax );
        void _paintData( CDC *pDC, CRect *pRectDest, UINT nView, UINT nTargetView, UINT nCh, double ymin, double ymax );
        void Redraw( CDC* pDC, CRect *pRectDest );
        QWORD GetCurrentDataPos() const;
        void UpdateScrollSizes( int cx, int cy );
        void DataViewHScrollBy( int nPos );
        void SetMagnification( double dMag );
        void UpdatePropertiesTime();
public:
        void RedrawRequest();
        // messages
protected:
        virtual void OnUpdate( CView* /*pSender*/, LPARAM /*lHint*/, CObject* /*pHint*/ );
        virtual BOOL OnScrollBy( CSize sizeScroll, BOOL bDoScroll = TRUE );
        //      virtual BOOL OnWndMsg(UINT message, WPARAM wParam, LPARAM lParam, LRESULT* pResult);
public:
        afx_msg void OnSize( UINT nType, int cx, int cy );
        afx_msg UINT OnGetDlgCode();
        afx_msg void OnKeyDown( UINT nChar, UINT nRepCnt, UINT nFlags );
        afx_msg void OnLButtonDown( UINT nFlags, CPoint point );
        afx_msg void OnLButtonUp( UINT nFlags, CPoint point );
        afx_msg void OnMouseMove( UINT nFlags, CPoint point );
        afx_msg void OnHScroll( UINT nSBCode, UINT nPos, CScrollBar* pScrollBar );
        afx_msg void OnMButtonDown( UINT nFlags, CPoint point );
        afx_msg BOOL OnEraseBkgnd( CDC* pDC );
};

