reactos/rosapps/taskmgr/graphctl.h
Steven Edwards b63bf89d46 Updated license header to reflect relicense by Brian Palmer.
Converted Comments from C++ style to C.
(WINE is going to adopt our taskmgr soon)

svn path=/trunk/; revision=6812
2003-11-29 02:31:24 +00:00

121 lines
3.1 KiB
C++

/*
* ReactOS Task Manager
*
* GraphCtrl.h
*
* Copyright (C) 2002 Robert Dickenson <robd@reactos.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __GRAPH_CTRL_H__
#define __GRAPH_CTRL_H__
#define MAX_PLOTS 4
#define MAX_CTRLS 4
#ifdef __cplusplus
class TGraphCtrl
{
/* Attributes */
public:
double AppendPoint(double dNewPoint0, double dNewPoint1 = 0.0,
double dNewPoint2 = 0.0, double dNewPoint3 = 0.0);
void SetRange(double dLower, double dUpper, int nDecimalPlaces=1);
void SetXUnits(const char* string);
void SetYUnits(const char* string);
void SetGridColor(COLORREF color);
void SetPlotColor(int plot, COLORREF color);
void SetBackgroundColor(COLORREF color);
void InvalidateCtrl();
void DrawPoint();
void Reset();
/* Operations */
public:
BOOL Create(DWORD dwStyle, const RECT& rect, HWND hParentWnd, UINT nID=NULL);
BOOL Create(HWND hWnd, HWND hParentWnd, UINT nID=NULL);
void Paint(HWND hWnd, HDC dc);
void Resize(void);
#if 0
static TGraphCtrl* LookupGraphCtrl(HWND hWnd);
static TGraphCtrl* pCtrlArray[MAX_CTRLS];
static int CtrlCount;
#endif
/* Implementation */
public:
int m_nShiftPixels; /* amount to shift with each new point */
int m_nYDecimals;
char m_strXUnitsString[50];
char m_strYUnitsString[50];
COLORREF m_crBackColor; /* background color */
COLORREF m_crGridColor; /* grid color */
COLORREF m_crPlotColor[MAX_PLOTS]; /* data color */
double m_dCurrentPosition[MAX_PLOTS]; /* current position */
double m_dPreviousPosition[MAX_PLOTS]; /* previous position */
/* Construction */
public:
TGraphCtrl();
virtual ~TGraphCtrl();
protected:
int m_nHalfShiftPixels;
int m_nPlotShiftPixels;
int m_nClientHeight;
int m_nClientWidth;
int m_nPlotHeight;
int m_nPlotWidth;
double m_dLowerLimit; /* lower bounds */
double m_dUpperLimit; /* upper bounds */
double m_dRange;
double m_dVerticalFactor;
HWND m_hWnd;
HWND m_hParentWnd;
HDC m_dcGrid;
HDC m_dcPlot;
HBITMAP m_bitmapOldGrid;
HBITMAP m_bitmapOldPlot;
HBITMAP m_bitmapGrid;
HBITMAP m_bitmapPlot;
HBRUSH m_brushBack;
HPEN m_penPlot[MAX_PLOTS];
RECT m_rectClient;
RECT m_rectPlot;
};
extern "C" {
#endif
extern LONG OldGraphCtrlWndProc;
LRESULT CALLBACK GraphCtrl_WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
#ifdef __cplusplus
};
#endif
#endif /* __GRAPH_CTRL_H__ */