Eagles Nest BBS 8/Eagles_Nest_Mac_Collection_Disc_8.TOAST/Developer Environments/MacCjr/MacC Jr/Library Folder/C Include Folder/Quickdraw.h

Text File | 1987-01-06 | 5.8 KB | 300 lines | [TEXT/EDIT]

// quickdraw.h
// © Copyright 1984 Consulair Corp, All Rights Reserved.
// Portions © Copyright Apple Computer, Inc: 1982, 1983, 1984
//            Stanford University, SUMEX project: 1984
//  Requires Macdefs.h

#ifndef QuickdrawLoaded

  #ifndef MacdefsLoaded
    #include "macdefs.h"
    #endif

  #define QuickdrawLoaded

// Really belongs in font.h

  #define Style short

// the 16 transfer modes

  #define    srcCopy      0
  #define    srcOr        1
  #define    srcXor       2
  #define    srcBic       3
  #define    notSrcCopy   4
  #define    notSrcOr     5
  #define    notSrcXor    6
  #define    notSrcBic    7
  #define    patCopy      8
  #define    patOr        9
  #define    patXor       10
  #define    patBic       11
  #define    notPatCopy   12
  #define    notPatOr     13
  #define    notPatXor    14
  #define    notPatBic    15

// QuickDraw color separation constants

  // normal screen mapping

    #define    normalBit    0

  // inverse screen mapping

    #define    inverseBit   1

  // RGB additive mapping

    #define    redBit       4
    #define    greenBit     3
    #define    blueBit      2

  // CMYBk subtractive mapping

    #define    cyanBit      8
    #define    magentaBit   7
    #define    yellowBit    6
    #define    blackBit     5

  // colors expressed in these mappings

    #define    blackColor   33
    #define    whiteColor   30
    #define    redColor     205
    #define    greenColor   341
    #define    blueColor    409
    #define    cyanColor    273
    #define    magentaColor 137
    #define    yellowColor  69

  // standard picture comments

    #define    picLParen    0
    #define    picRParen    1

  // And drawing modes

    #define    frameMode    0
    #define    paintMode    1
    #define    eraseMode    2
    #define    invertMode    3
    #define    fillMode    4

  // add constants for cursors in system file

    #define    iBeamCursor    1
    #define    crossCursor    2
    #define    plusCursor    3
    #define    watchCursor    4

// General Types

  struct __P
    {
    char    s[8];
    };

  #define Pattern struct __P
  typedef    Pattern * PatPtr;
  typedef    PatPtr * PatHandle;

  typedef struct
    {
    short    s[16];
    } Bits16;

  #define GrafVerb short

// Screen and graph Structures

  struct __B
    {
    Ptr    baseAddr;
    short    rowBytes;
    Rect    bounds;
    };

  #define BitMap struct __B

  struct __C
    {
    Bits16    data;
    Bits16    mask;
    Point    hotSpot;
    };

  #define Cursor struct __C

  typedef    Cursor * CursPtr;
  typedef    CursPtr * CursHandle;

  struct __PS
    {
    Point    pnLoc;
    Point    pnSize;
    short    pnMode;
    Pattern    pnPat;
    };

  #define PenState struct __PS

  struct __PY
    {
    short    polySize;
    Rect    polyBBox;
    Point    polyPoints[1];
    };

  #define Polygon struct __PY

  typedef    Polygon * PolyPtr;
  typedef    PolyPtr * PolyHandle;

  struct __RG
    {
    short    rgnSize;    // = 10 for rectangular
    Rect    rgnBBox;
    // plus more data if not rectangular
    };

  #define Region struct __RG

  typedef    Region * RgnPtr;
  typedef    RgnPtr * RgnHandle;

  struct __PI
    {
    short    picSize;
    Rect    picFrame;
    // plus byte codes for picture content
    };

  #define Picture struct __PI

  typedef Picture * PicPtr;
  typedef PicPtr * PicHandle;

  struct __Q
    {
    int    (*textProc)();
    int    (*lineProc)();
    int    (*rectProc)();
    int    (*rRectProc)();
    int    (*ovalProc)();
    int    (*arcProc)();
    int    (*polyProc)();
    int    (*rgnProc)();
    int    (*bitsProc)();
    int    (*commentProc)();
    int    (*txMeasProc)();
    int    (*getPicProc)();
    int    (*putPicProc)();
    };

  #define QDProcs struct __Q

  typedef QDProcs * QDProcsPtr;

  struct __GP
    {
    short    device;
    BitMap    portBits;
    Rect    portRect;
    RgnHandle visRgn;
    RgnHandle clipRgn;
    Pattern    bkPat;
    Pattern    fillPat;
    Point    pnLoc;
    Point    pnSize;
    short    pnMode;
    Pattern    pnPat;
    short    pnVis;
    short    txFont;
    Style    txFace;
    short    txMode;
    short    txSize;
    long    spExtra;
    long    fgColor;
    long    bkColor;
    short    colrBit;
    short    patStretch;
    Handle    picSave;
    Handle    rgnSave;
    Handle    polySave;
    QDProcsPtr grafProcs;
    };

  #define GrafPort struct __GP

  typedef GrafPort * GrafPtr;

struct __FO // Really should be in font.h
  {
  short    errNum;
  Handle    fontHandle;
  char    bold;
  char    italic;
  char    ulOffset;
  char    ulShadow;
  char    ulThick;
  char    shadow;
  char    extra;
  char    ascent;
  char    descent;
  char    widMax;
  char    leading;
  char    unused;
  Point    numer;
  Point    denom;
  };

#define FMOutRec struct __FO

typedef FMOutRec *FMOutPtr;

struct QDVar
  {
  FMOutRec fontData;    // font manager output record
  FMOutPtr fontPtr;    // last font used; used by DrawText
  long    fontAdj;    // fixed point to adjust for font subst
  Point    patAlign;    // to align pattern during DrawPicture
  short    polyMax;    // max bytes allocated so far to thePoly
  PolyHandle thePoly;    // the current polygon being defined
  short    playIndex;    // used by StdGetPic
  PicHandle playPic;
  short    rgnMax;        // max bytes allocated so far to rgnBuf
  short    rgnIndex;    // current bytes used in rgnBuf
  Handle    rgnBuf;        // buffer for OpenRgn
  Region    wideData;    // a dummy rectangular region, readonly
  RgnPtr    wideMaster;
  RgnHandle wideOpen;
  long    randSeed;    // random number generator seed
  BitMap    screenBits;    // mac screen
  Cursor    arrow;        // pointing arrow cursor
  Pattern    dkGray;        // standard grey patterns
  Pattern    ltGray;
  Pattern    gray;
  Pattern    black;
  Pattern    white;
  GrafPtr    QDthePort;    // current pointer to grafPort
  };

  extern struct QDVar *QD;
  #define    thePort    (QD->QDthePort)

// Functions returning other than integer

  #define GetCursor (CursHandle)GetCursor
  #define GetIcon (Handle)GetIcon
  #define GetPattern (PatHandle)GetPattern
  #define GetPicture (PicHandle)GetPicture
  #define NewRgn (RgnHandle)NewRgn
  #define OpenPicture (PicHandle)OpenPicture
  #define OpenPoly (PolyHandle)OpenPoly

  #endif