mirror of
https://github.com/reactos/reactos.git
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121 lines
3.1 KiB
C++
121 lines
3.1 KiB
C++
/*
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* ReactOS Task Manager
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*
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* GraphCtrl.h
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*
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* Copyright (C) 2002 Robert Dickenson <robd@reactos.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __GRAPH_CTRL_H__
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#define __GRAPH_CTRL_H__
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#define MAX_PLOTS 4
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#define MAX_CTRLS 4
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#ifdef __cplusplus
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class TGraphCtrl
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{
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// Attributes
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public:
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double AppendPoint(double dNewPoint0, double dNewPoint1 = 0.0,
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double dNewPoint2 = 0.0, double dNewPoint3 = 0.0);
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void SetRange(double dLower, double dUpper, int nDecimalPlaces=1);
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void SetXUnits(const char* string);
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void SetYUnits(const char* string);
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void SetGridColor(COLORREF color);
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void SetPlotColor(int plot, COLORREF color);
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void SetBackgroundColor(COLORREF color);
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void InvalidateCtrl();
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void DrawPoint();
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void Reset();
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// Operations
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public:
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BOOL Create(DWORD dwStyle, const RECT& rect, HWND hParentWnd, UINT nID=NULL);
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BOOL Create(HWND hWnd, HWND hParentWnd, UINT nID=NULL);
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void Paint(HWND hWnd, HDC dc);
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void Resize(void);
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#if 0
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static TGraphCtrl* LookupGraphCtrl(HWND hWnd);
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static TGraphCtrl* pCtrlArray[MAX_CTRLS];
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static int CtrlCount;
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#endif
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// Implementation
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public:
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int m_nShiftPixels; // amount to shift with each new point
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int m_nYDecimals;
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char m_strXUnitsString[50];
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char m_strYUnitsString[50];
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COLORREF m_crBackColor; // background color
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COLORREF m_crGridColor; // grid color
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COLORREF m_crPlotColor[MAX_PLOTS]; // data color
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double m_dCurrentPosition[MAX_PLOTS]; // current position
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double m_dPreviousPosition[MAX_PLOTS]; // previous position
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// Construction
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public:
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TGraphCtrl();
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virtual ~TGraphCtrl();
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protected:
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int m_nHalfShiftPixels;
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int m_nPlotShiftPixels;
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int m_nClientHeight;
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int m_nClientWidth;
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int m_nPlotHeight;
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int m_nPlotWidth;
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double m_dLowerLimit; // lower bounds
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double m_dUpperLimit; // upper bounds
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double m_dRange;
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double m_dVerticalFactor;
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HWND m_hWnd;
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HWND m_hParentWnd;
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HDC m_dcGrid;
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HDC m_dcPlot;
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HBITMAP m_bitmapOldGrid;
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HBITMAP m_bitmapOldPlot;
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HBITMAP m_bitmapGrid;
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HBITMAP m_bitmapPlot;
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HBRUSH m_brushBack;
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HPEN m_penPlot[MAX_PLOTS];
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RECT m_rectClient;
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RECT m_rectPlot;
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};
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extern "C" {
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#endif
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extern LONG OldGraphCtrlWndProc;
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LRESULT CALLBACK GraphCtrl_WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
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#ifdef __cplusplus
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};
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#endif
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#endif /* __GRAPH_CTRL_H__ */
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