96 lines
2.9 KiB
C
96 lines
2.9 KiB
C
/*
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* ReactOS Task Manager
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*
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* graphctl.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 library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, 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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extern "C" {
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#endif
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typedef struct
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{
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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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/* those were protected fields */
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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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} TGraphCtrl;
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extern WNDPROC OldGraphCtrlWndProc;
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double GraphCtrl_AppendPoint(TGraphCtrl* this,
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double dNewPoint0, double dNewPoint1,
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double dNewPoint2, double dNewPoint3);
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void GraphCtrl_Create(TGraphCtrl* this, HWND hWnd, HWND hParentWnd, UINT nID);
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void GraphCtrl_Reset(TGraphCtrl* this);
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void GraphCtrl_SetBackgroundColor(TGraphCtrl* this, COLORREF
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color);
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void GraphCtrl_SetGridColor(TGraphCtrl* this, COLORREF color);
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void GraphCtrl_SetPlotColor(TGraphCtrl* this, int plot, COLORREF
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color);
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void GraphCtrl_SetRange(TGraphCtrl* this, double dLower, double
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dUpper, int nDecimalPlaces);
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INT_PTR 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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