C#的电子白板功能源码Whiteboard

#if !defined(AFX_DIGISTATIC_H__F77484C2_745F_11D3_A718_87712333104C__INCLUDED_) #define AFX_DIGISTATIC_H__F77484C2_745F_11D3_A718_87712333104C__INCLUDED_ #if _MSC_VER >= 1000 #pragma once #endif // _MSC_VER >= 1000 // Digistatic.h : header file // // Copyright (C) 2000 by Michel Wassink // All rights reserved // // This is free software. // This code may be used in compiled form in any way you desire. This // file may be redistributed unmodified by any means PROVIDING it is // not sold for profit without the authors written consent, and // providing that this notice and the authors name and all copyright // notices remains intact. If the source code in this file is used in // any commercial application then a statement along the lines of // "Portions Copyright � 2000 Michel Wassink" must be included in // the startup banner, "About" box or printed documentation. An email // letting me know that you are using it would be nice as well. That's // not much to ask considering the amount of work that went into this. // // No warrantee of any kind, expressed or implied, is included with this // software; use at your own risk, responsibility for damages (if any) to // anyone resulting from the use of this software rests entirely with the // user. // // Version: 1.0 // Release: 1 (februari 2000 to www.codeguru.com and www.codeproject.com) // Release: 2 (not released yet) // ----------------------------------------------------------------------- // Notes to changes for release 1 (V1.0): // - First release. // Notes to changes for version 1.1: // - Use Windowtext as defaut text. // - changed SetBackColor to SetBkColor // - changed from stl to Afx templates // Notes to changes for version 1.2 // - added option to draw immediately // - Changed CDigiString to CDigiStatic // - released at codeproject and codeguru // Notes to changes for version 1.3 // - Added option to draw transparent, thank to Daniel DeGeest for his help // - 5 New characters added: ()/\' // - bleeding edge can be turned off // - released at codeproject and codeguru(release 3) // Notes to changes for future release 4: (V2.0) // - nicer symmetrical rounding vertically. // - second release with enhanced speed // Send bug reports, bug fixes, enhancements, requests, flames, etc., and // I'll try to keep a version up to date. I can be reached as follows: // micways@hotmail.com (private site) // An email letting me know that you are using it would be nice. ///////////////////////////////////////////////////////////////////////////// #include <afxtempl.h> #include "RGBCOLOR.H" // CRect class with double precision for accurate drawing. class CDoubleRect { public: void SetRect(double x1, double y1, double x2, double y2) { left = x1; top = y1; right = x2; bottom = y2;} double Width() const{return right - left;} double Height() const{return bottom - top;} void SetRectEmpty(){left = top = right = bottom = 0.0;} public: double left, top, right, bottom; }; class CDSegment { public: CDSegment(); CDSegment(const CDSegment& Segment); ~CDSegment(); void DefPoints(const POINT* lpPoints, const BYTE* lpTypes, int nCount); void Draw(CDC *pDC,const CDoubleRect &DrawPlace, int iWidth) const; void FreeSegment(); CDSegment operator=(const CDSegment &Segment); // Implementation public: CPoint * m_paPoints; // array with point BYTE * m_paTypes; // array with connecting info for point int m_nCount; // number of points }; typedef CArray< CDSegment, CDSegment> DSegmentArray; class CDigiChar { // Construction public: CDigiChar(); CDigiChar(const CDigiChar& DigiChar); //Attributes: public: virtual void SetElementData(WORD wSegmData, int iDispStyle); void Draw(CDC *pDC, const CDoubleRect &DrawPlace, CPen *pOffPen, CPen *pOnPen, CBrush *pOffBrush, CBrush *pOnBrush, CRgn* region = NULL); void SetColor(COLORREF OffColor, COLORREF OnColor); int GetNormWidth() const; CDigiChar operator=(const CDigiChar &DigiChar); COLORREF GetColor(void) const { return m_OnColor; } protected: int m_Width; // Width of character WORD m_wSegmData; // segments to highlight (binairy encoded) DSegmentArray m_SegmentArray; // Character is array of segments int m_NSegments; // Number of segments COLORREF m_OffColor; // Color of segment when off COLORREF m_OnColor; // Color of segment when on BOOL m_bNoOff; // Do not draw segments that are off }; typedef CArray<CDigiChar, CDigiChar> DigiCharArray; ///////////////////////////////////////////////////////////////////////////// // CDigiStatic class class CDigiStatic : public CStatic { // Construction public: CDigiStatic(); // Attributes public: enum { DS_SMOOTH = 1, // Pioneer kind of characters DS_STYLE14 = 2, // use allways 14 segment display. DS_SZ_PROP = 4, // size proportional(default) DS_NO_OFF = 8, // Don't draw the off segments DS_SOFT = 16 // ambient bleeding to background }; // Operations public: // Overrides // ClassWizard generated virtual function overrides //{{AFX_VIRTUAL(CDigiStatic) //}}AFX_VIRTUAL // Implementation public: virtual ~CDigiStatic(); void SetText(LPCTSTR lpszText); void Format(LPCTSTR lpszFormat, ...); void Format(UINT nFormatID, ...); void SetColor(COLORREF OffColor, COLORREF OnColor); COLORREF GetOnColor() const {return m_OnColor;} COLORREF GetOffColor() const {return m_OffColor;} void SetDrawImmediately(BOOL Enable = TRUE); COLORREF SetBkColor(COLORREF BackColor = BLACK); void SetTransparent(BOOL bSet = TRUE); BOOL ModifyDigiStyle(DWORD dwRemove, DWORD dwAdd); // Generated message map functions protected: CDigiChar * DefineChar(TCHAR cChar); void BuildString(); CString m_strText; // Current text BOOL m_Modified; // text is dirty DigiCharArray m_CharArray; // digistatic is an array of characters COLORREF m_OffColor; // Color of segment when off COLORREF m_OnColor; // Color of segment when on COLORREF m_BackColor; // Background color DWORD m_DispStyle; // DS_... may be bitwise OR-red BOOL m_bImmediateUpdate; // Enable/Disable immediate repaint BOOL m_bTransparent; // Enable/Disable transparent background //{{AFX_MSG(CDigiStatic) afx_msg void OnPaint(); afx_msg BOOL OnEraseBkgnd(CDC* pDC); //}}AFX_MSG DECLARE_MESSAGE_MAP() void DoInvalidate(); }; ///////////////////////////////////////////////////////////////////////////// //{{AFX_INSERT_LOCATION}} // Microsoft Developer Studio will insert additional declarations immediately before the previous line. #endif // !defined(AFX_DIGISTATIC_H__F77484C2_745F_11D3_A718_87712333104C__INCLUDED_)