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Annotation of pmsdk/samples/linefrac/linefrac.h, revision 1.1

1.1     ! root        1: /* 
        !             2:  * Header file for LINEFRAC
        !             3:  * Created by Microsoft Corp., 1988
        !             4:  */
        !             5: 
        !             6: /**********************************************************************\
        !             7: *  Resource Ids
        !             8: \**********************************************************************/
        !             9: 
        !            10: #define ID_LINEFRACTAL 1
        !            11: #define IDD_ABOUT      2
        !            12: #define IDD_LINEFRAC   3
        !            13: 
        !            14: 
        !            15: 
        !            16: 
        !            17: /**********************************************************************\
        !            18: *  IDD - ID for Dialog item
        !            19: *  IDM - ID for Menu commands
        !            20: *  IDS - ID for String table
        !            21: *  IDT - ID for Timers
        !            22: \**********************************************************************/
        !            23: 
        !            24: #define IDNULL                -1
        !            25: 
        !            26: #define IDDOK                  0x001
        !            27: #define IDDCANCEL              0x002
        !            28: #define IDDCOLORBK             0x010
        !            29: #define IDDCOLOR               0x020
        !            30: #define IDDSTYLE               0x030
        !            31: #define IDDMIX                 0x040
        !            32: #define IDDNUMSIDES            0x050
        !            33: #define IDDCPTMAX              0x060
        !            34: #define IDDRECURSION           0x070
        !            35: #define IDDCLEARBETWEEN        0x080
        !            36: 
        !            37: #define IDMFILE                0x100
        !            38: #define IDMABOUT                0x101
        !            39: 
        !            40: #define IDMXFORM               0x200
        !            41: #define IDMSHARKTOOTH           0x201
        !            42: #define IDMSAWTOOTH             0x202
        !            43: #define IDMKOCH                 0x203
        !            44: #define IDMSTOVE                0x204
        !            45: #define IDMESSES                0x205
        !            46: 
        !            47: #define IDMENVIRONMENT         0x300
        !            48: #define IDMCLEARBITMAP          0x301
        !            49: #define IDMAUTOSCALE            0x302
        !            50: #define IDMFRACATTRS            0x303
        !            51: 
        !            52: #define IDMCONTROL             0x400
        !            53: #define IDMREDRAW               0x401
        !            54: #define IDMABORT                0x402
        !            55: 
        !            56: #define IDSTITLE               1
        !            57: 
        !            58: 
        !            59: 
        !            60: 
        !            61: /************************************************************************
        !            62: *
        !            63: *   Constants
        !            64: *
        !            65: *   Miscellaneous constants.
        !            66: *
        !            67: ************************************************************************/
        !            68: 
        !            69: #define MAX_POINT_COUNT         500    /* number of points buffered up */
        !            70: 
        !            71: #define PI     3.1415926               /* useful in computing angles */
        !            72: #define TWO_PI (2 * PI)                /*   ditto                    */
        !            73: 
        !            74: #define EOLIST 0                       /* End-of-list marker for xform */
        !            75: 
        !            76: 
        !            77: 
        !            78: 
        !            79: /************************************************************************
        !            80: *
        !            81: *   Line fractal transform structure.
        !            82: *
        !            83: *   The structure LINEFRAC defines a transform for a single line
        !            84: *   segment within a linefractal similarity transform. A proper
        !            85: *   similarity transform would be a collection of segment transforms in
        !            86: *   the form of a linked list.
        !            87: *
        !            88: *   next               link to the next line segment
        !            89: *   length             relative length of a segment, as percentage of
        !            90: *                        length segment on which transform was defined
        !            91: *   angle              relative angle in radians, positive being
        !            92: *                        counterclockwise
        !            93: *   flip               orientation of transform at a segment
        !            94: *                        FALSE ==> rotate transform by  angle[]
        !            95: *                        TRUE  ==> rotate transform by -angle[]
        !            96: *                                  (i.e. flip it)
        !            97: *
        !            98: ************************************************************************/
        !            99: 
        !           100: typedef struct _linefrac
        !           101: {
        !           102:     struct _linefrac *next;
        !           103:     double length;
        !           104:     double angle;
        !           105:     BOOL flip;
        !           106: } LINEFRAC;
        !           107: typedef LINEFRAC *PLINEFRAC;
        !           108: 
        !           109: 
        !           110: 
        !           111: 
        !           112: /********************************************************************\
        !           113: * These procedures must be declared FAR because they are exported
        !           114: * and called by OS/2 Windows Presentation Manager.
        !           115: \********************************************************************/
        !           116: 
        !           117: ULONG FAR PASCAL AboutDlg       ( HWND, USHORT, MPARAM, MPARAM );
        !           118: BOOL  FAR PASCAL LineFracInitApp ( VOID );
        !           119: ULONG FAR PASCAL LineFracWndProc ( HWND, USHORT, MPARAM, MPARAM );
        !           120: ULONG FAR PASCAL LineFracDlg    ( HWND, USHORT, MPARAM, MPARAM );
        !           121: 
        !           122: 
        !           123: 
        !           124: 
        !           125: /********************************************************************\
        !           126: * These procedures are referenced in more than one module, but
        !           127: * are not exported.
        !           128: \********************************************************************/
        !           129: 
        !           130: VOID     LineFracInit    ( HWND );
        !           131: VOID     LineFracExit    ( VOID );
        !           132: VOID     LineFracPaint   ( HPS );
        !           133: VOID     LineFracCommand ( HWND, USHORT );
        !           134: 
        !           135: BOOL     ResizeBitmap    ( HWND );
        !           136: 
        !           137: PLINEFRAC DefineSharkTooth ( VOID );
        !           138: PLINEFRAC DefineSawTooth   ( VOID );
        !           139: PLINEFRAC DefineKochIsland ( VOID );
        !           140: PLINEFRAC DefineStovePipe  ( VOID );
        !           141: PLINEFRAC DefineEsses     ( VOID );
        !           142: 
        !           143: VOID FAR PASCAL AccumulateLineFractal( VOID );

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