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Annotation of mstools/ole20/samples/spoly2/cpoly.h, revision 1.1

1.1     ! root        1: /*** 
        !             2: *cpoly.h
        !             3: *
        !             4: *  Copyright (C) 1992, Microsoft Corporation.  All Rights Reserved.
        !             5: *  Information Contained Herein Is Proprietary and Confidential.
        !             6: *
        !             7: *Purpose:
        !             8: *  Definition of the CPoly class.
        !             9: *
        !            10: *  The CPoly class defines a number of methods and exposes them for
        !            11: *  external programmability via IDispatch,
        !            12: *
        !            13: *  methods:
        !            14: *    DRAW              - draw the polygon
        !            15: *    RESET             - delete all points from the polygon
        !            16: *
        !            17: *    ADDPOINT(X, Y)    - add a point with coordinates (x,y) to the polygon
        !            18: *
        !            19: *    ENUMPOINTS                - return a collection of the polygon's points
        !            20: *
        !            21: *    GETXORIGIN                - get and set the X origin of the polygon
        !            22: *    SETXORIGIN
        !            23: *
        !            24: *    GETYORIGIN                - get and set the Y origin of the polygon
        !            25: *    SETYORIGIN
        !            26: *
        !            27: *    GETWIDTH          - get and set the line width of the polygon
        !            28: *    SETWIDTH
        !            29: *
        !            30: *  UNDONE: update description
        !            31: *
        !            32: *Implementation Notes:
        !            33: *
        !            34: *****************************************************************************/
        !            35: 
        !            36: #ifndef        CLASS
        !            37: # ifdef        __TURBOC__
        !            38: #  define CLASS class huge
        !            39: # else
        !            40: #  define CLASS class FAR
        !            41: # endif
        !            42: #endif
        !            43: 
        !            44: class CPoint;
        !            45: 
        !            46: CLASS CPoly : public IDispatch
        !            47: {
        !            48: public:
        !            49:     static CPoly FAR* Create();
        !            50: 
        !            51:     /* IUnknown methods */
        !            52:     STDMETHOD(QueryInterface)(REFIID riid, void FAR* FAR* ppvObj);
        !            53:     STDMETHOD_(ULONG, AddRef)(void);
        !            54:     STDMETHOD_(ULONG, Release)(void);
        !            55: 
        !            56:     /* IDispatch methods */
        !            57:     STDMETHOD(GetTypeInfoCount)(UINT FAR* pcTypeInfo);
        !            58: 
        !            59:     STDMETHOD(GetTypeInfo)(
        !            60:       UINT iTypeInfo,
        !            61:       LCID lcid,
        !            62:       ITypeInfo FAR* FAR* ppTypeInfo);
        !            63: 
        !            64:     STDMETHOD(GetIDsOfNames)(
        !            65:       REFIID riid,
        !            66:       char FAR* FAR* rgszNames,
        !            67:       UINT cNames,
        !            68:       LCID lcid,
        !            69:       DISPID FAR* rgdispid);
        !            70: 
        !            71:     STDMETHOD(Invoke)(
        !            72:       DISPID dispidMember,
        !            73:       REFIID riid,
        !            74:       LCID lcid,
        !            75:       WORD wFlags,
        !            76:       DISPPARAMS FAR* pdispparams,
        !            77:       VARIANT FAR* pvarResult,
        !            78:       EXCEPINFO FAR* pexcepinfo,
        !            79:       UINT FAR* puArgErr);
        !            80: 
        !            81:     /* Introduced methods */
        !            82: 
        !            83:     virtual void  METHODCALLTYPE EXPORT Draw(void);
        !            84:     virtual void  METHODCALLTYPE EXPORT Reset(void);
        !            85: 
        !            86:     // add a point with the given 'x' and 'y' coordinates
        !            87:     virtual HRESULT METHODCALLTYPE EXPORT AddPoint(short x, short y);
        !            88: 
        !            89:     // return a collection of the polygon's points
        !            90:     virtual IUnknown FAR* METHODCALLTYPE EXPORT EnumPoints(void);
        !            91: 
        !            92:     // get/set the polygon's X origin property
        !            93:     virtual short METHODCALLTYPE EXPORT GetXOrigin(void);
        !            94:     virtual void  METHODCALLTYPE EXPORT SetXOrigin(short x);
        !            95: 
        !            96:     // get/set the polygon's Y origin property
        !            97:     virtual short METHODCALLTYPE EXPORT GetYOrigin(void);
        !            98:     virtual void  METHODCALLTYPE EXPORT SetYOrigin(short y);
        !            99: 
        !           100:     virtual short METHODCALLTYPE EXPORT GetWidth(void);
        !           101:     virtual void  METHODCALLTYPE EXPORT SetWidth(short width);
        !           102: 
        !           103:     virtual short METHODCALLTYPE EXPORT get_red(void);
        !           104:     virtual void  METHODCALLTYPE EXPORT set_red(short red);
        !           105: 
        !           106:     virtual short METHODCALLTYPE EXPORT get_green(void);
        !           107:     virtual void  METHODCALLTYPE EXPORT set_green(short green);
        !           108: 
        !           109:     virtual short METHODCALLTYPE EXPORT get_blue(void);
        !           110:     virtual void  METHODCALLTYPE EXPORT set_blue(short blue);
        !           111: 
        !           112:     // Debug method
        !           113:     virtual void  METHODCALLTYPE EXPORT Dump(void);
        !           114: 
        !           115: public: 
        !           116: 
        !           117:     // Draw all polygons.
        !           118:     static void PolyDraw(void);
        !           119: 
        !           120:     // Release all polygons.
        !           121:     static void PolyTerm(void);
        !           122: 
        !           123:     // Dump all polygons to dbwin.
        !           124:     static void PolyDump(void);
        !           125: 
        !           126: 
        !           127: private:
        !           128:     CPoly();
        !           129: 
        !           130:     short m_xorg;
        !           131:     short m_yorg;
        !           132:     short m_width;
        !           133: 
        !           134:     short m_red;
        !           135:     short m_green;
        !           136:     short m_blue;
        !           137: 
        !           138:     ULONG m_refs;
        !           139:     UINT  m_cPoints;
        !           140: 
        !           141:     ITypeInfo FAR* m_ptinfo;
        !           142: 
        !           143:     POINTLINK FAR* m_ppointlink;
        !           144:     POINTLINK FAR* m_ppointlinkLast;
        !           145: };
        !           146: 
        !           147: // DISPIDs for the members and properties available via IDispatch.
        !           148: //
        !           149: enum IDMEMBER_CPOLY {
        !           150:     IDMEMBER_CPOLY_DRAW = 1,
        !           151:     IDMEMBER_CPOLY_RESET,
        !           152:     IDMEMBER_CPOLY_ADDPOINT,
        !           153:     IDMEMBER_CPOLY_ENUMPOINTS,
        !           154:     IDMEMBER_CPOLY_GETXORIGIN,
        !           155:     IDMEMBER_CPOLY_SETXORIGIN,
        !           156:     IDMEMBER_CPOLY_GETYORIGIN,
        !           157:     IDMEMBER_CPOLY_SETYORIGIN,
        !           158:     IDMEMBER_CPOLY_GETWIDTH,
        !           159:     IDMEMBER_CPOLY_SETWIDTH,
        !           160:     IDMEMBER_CPOLY_GETRED,
        !           161:     IDMEMBER_CPOLY_SETRED,
        !           162:     IDMEMBER_CPOLY_GETGREEN,
        !           163:     IDMEMBER_CPOLY_SETGREEN,
        !           164:     IDMEMBER_CPOLY_GETBLUE,
        !           165:     IDMEMBER_CPOLY_SETBLUE,
        !           166:     IDMEMBER_CPOLY_DUMP,
        !           167:     IDMEMBER_CPOLY_MAX
        !           168: };
        !           169: 
        !           170: // CPoly method indices
        !           171: //
        !           172: enum IMETH_CPOLY {
        !           173:     IMETH_CPOLY_QUERYINTERFACE = 0,
        !           174:     IMETH_CPOLY_ADDREF,
        !           175:     IMETH_CPOLY_RELEASE,
        !           176:     IMETH_CPOLY_GETTYPEINFOCOUNT,
        !           177:     IMETH_CPOLY_GETTYPEINFO,
        !           178:     IMETH_CPOLY_GETIDSOFNAMES,
        !           179:     IMETH_CPOLY_INVOKE,
        !           180:     IMETH_CPOLY_DRAW,
        !           181:     IMETH_CPOLY_RESET,
        !           182:     IMETH_CPOLY_ADDPOINT,
        !           183:     IMETH_CPOLY_ENUMPOINTS,
        !           184:     IMETH_CPOLY_GETXORIGIN,
        !           185:     IMETH_CPOLY_SETXORIGIN,
        !           186:     IMETH_CPOLY_GETYORIGIN,
        !           187:     IMETH_CPOLY_SETYORIGIN,
        !           188:     IMETH_CPOLY_GETWIDTH,
        !           189:     IMETH_CPOLY_SETWIDTH,
        !           190:     IMETH_CPOLY_GETRED,
        !           191:     IMETH_CPOLY_SETRED,
        !           192:     IMETH_CPOLY_GETGREEN,
        !           193:     IMETH_CPOLY_SETGREEN,
        !           194:     IMETH_CPOLY_GETBLUE,
        !           195:     IMETH_CPOLY_SETBLUE,
        !           196:     IMETH_CPOLY_DUMP,
        !           197:     IMETH_CPOLY_MAX
        !           198: };
        !           199: 
        !           200: // structure used to link together polygons
        !           201: //
        !           202: struct POLYLINK {
        !           203:     POLYLINK FAR* next;
        !           204:     CPoly FAR* ppoly;
        !           205: };
        !           206: 
        !           207: 
        !           208: // The CPoly class factory
        !           209: //
        !           210: CLASS CPolyCF : public IClassFactory
        !           211: {
        !           212: public:
        !           213:     static IClassFactory FAR* Create();
        !           214: 
        !           215:     /* IUnknown methods */
        !           216:     STDMETHOD(QueryInterface)(REFIID riid, void FAR* FAR* ppv);
        !           217:     STDMETHOD_(ULONG, AddRef)(void);
        !           218:     STDMETHOD_(ULONG, Release)(void);
        !           219: 
        !           220:     /* IClassFactory methods */
        !           221:     STDMETHOD(CreateInstance)(
        !           222:       IUnknown FAR* pUnkOuter, REFIID riid, void FAR* FAR* ppv);
        !           223:     STDMETHOD(LockServer)(BOOL fLock);
        !           224: 
        !           225: private:
        !           226:     CPolyCF();
        !           227:     ~CPolyCF();
        !           228: 
        !           229:     ULONG m_refs;
        !           230: };
        !           231: 

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