GraphViewCtl.h
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上传日期:2010-03-30
资源大小:8328k
文件大小:3k
源码类别:
VC书籍
开发平台:
Visual C++
- #if !defined(AFX_GRAPHVIEWCTL_H__A1E4CA46_6539_422F_9C9E_6F4B5867B348__INCLUDED_)
- #define AFX_GRAPHVIEWCTL_H__A1E4CA46_6539_422F_9C9E_6F4B5867B348__INCLUDED_
- #if _MSC_VER > 1000
- #pragma once
- #endif // _MSC_VER > 1000
- // GraphViewCtl.h : Declaration of the CGraphViewCtrl ActiveX Control class.
- /////////////////////////////////////////////////////////////////////////////
- // CGraphViewCtrl : See GraphViewCtl.cpp for implementation.
- class CGraphViewCtrl : public COleControl
- {
- DECLARE_DYNCREATE(CGraphViewCtrl)
- // Constructor
- public:
- CGraphViewCtrl();
- // Overrides
- // ClassWizard generated virtual function overrides
- //{{AFX_VIRTUAL(CGraphViewCtrl)
- public:
- virtual void OnDraw(CDC* pdc, const CRect& rcBounds, const CRect& rcInvalid);
- virtual void DoPropExchange(CPropExchange* pPX);
- virtual void OnResetState();
- //}}AFX_VIRTUAL
- // Implementation
- protected:
- ~CGraphViewCtrl();
- DECLARE_OLECREATE_EX(CGraphViewCtrl) // Class factory and guid
- DECLARE_OLETYPELIB(CGraphViewCtrl) // GetTypeInfo
- DECLARE_OLECTLTYPE(CGraphViewCtrl) // Type name and misc status
- // Message maps
- //{{AFX_MSG(CGraphViewCtrl)
- // NOTE - ClassWizard will add and remove member functions here.
- // DO NOT EDIT what you see in these blocks of generated code !
- //}}AFX_MSG
- DECLARE_MESSAGE_MAP()
- // Dispatch maps
- //{{AFX_DISPATCH(CGraphViewCtrl)
- OLE_COLOR m_foreColor;
- afx_msg void OnForeColorChanged();
- long m_lineType;
- afx_msg void OnLineTypeChanged();
- long m_lineWidth;
- afx_msg void OnLineWidthChanged();
- OLE_COLOR m_backColor;
- afx_msg void OnBackColorChanged();
- afx_msg void Clear();
- afx_msg void SetScale(double x1, double y1, double x2, double y2);
- afx_msg void LineTo(double x, double y);
- afx_msg void MoveTo(double x, double y);
- afx_msg void Multiline(long segments, double FAR* xi, double FAR* yi);
- afx_msg void DrawLine(double x1, double y1, double x2, double y2);
- //}}AFX_DISPATCH
- DECLARE_DISPATCH_MAP()
- // Event maps
- //{{AFX_EVENT(CGraphViewCtrl)
- //}}AFX_EVENT
- DECLARE_EVENT_MAP()
- private:
- //Private Members
- CPen* ptrPen; // Pen for drawing lines
- CBrush* ptrBrush; // Brush for filling areas
- CPoint penpos; // Current pen position
- //Coordinates
- double x1world, x2world;
- double y1world, y2world;
- double dxworld, dyworld;
- int dxwin, dywin;
- //Coord Conversion Methods
- CPoint WorldToWindows(double x, double y);
- // Dispatch and event IDs
- public:
- enum {
- //{{AFX_DISP_ID(CGraphViewCtrl)
- dispidForeColor = 1L,
- dispidLineType = 2L,
- dispidLineWidth = 3L,
- dispidBackColor = 4L,
- dispidClear = 5L,
- dispidSetScale = 6L,
- dispidLineTo = 7L,
- dispidMoveTo = 8L,
- dispidMultiline = 9L,
- dispidDrawLine = 10L,
- //}}AFX_DISP_ID
- };
- };
- //{{AFX_INSERT_LOCATION}}
- // Microsoft Visual C++ will insert additional declarations immediately before the previous line.
- #endif // !defined(AFX_GRAPHVIEWCTL_H__A1E4CA46_6539_422F_9C9E_6F4B5867B348__INCLUDED)