Summary of QuickDraw Drawing
srcCopy = 0; {where source pixel is black, force destination }
{ pixel black; where source pixel is white, force }
{ destination pixel white}
srcOr = 1; {where source pixel is black, force destination }
{ pixel black; where source pixel is white, leave }
{ destination pixel unaltered}
srcXor = 2; {where source pixel is black, invert destination }
{ pixel; where source pixel is white, leave }
{ destination pixel unaltered}
srcBic = 3; {where source pixel is black, force destination }
{ pixel white; where source pixel is white, leave }
{ destination pixel unaltered}
notSrcCopy = 4; {where source pixel is black, force destination }
{ pixel white; where source pixel is white, force }
{ destination pixel black}
notSrcOr = 5; {where source pixel is black, leave destination }
{ pixel unaltered; where source pixel is white, }
{ force destination pixel black}
notSrcXor = 6; {where source pixel is black, leave destination }
{ pixel unaltered; where source pixel is white, }
{ invert destination pixel}
notSrcBic = 7; {where source pixel is black, leave destination }
{ pixel unaltered; where source pixel is white, }
{ force destination pixel white}
{pattern modes}
patCopy = 8; {where pattern pixel is black, apply foreground }
{ color to destination pixel; where pattern pixel }
{ is white, apply background color to destination }
{ pixel}
patOr = 9; {where pattern pixel is black, invert destination }
{ pixel; where pattern pixel is white, leave }
{ destination pixel unaltered}
patXor = 10; {where pattern pixel is black, invert destination }
{ pixel; where pattern pixel is white, leave }
{ destination pixel unaltered}
patBic = 11; {where pattern pixel is black, apply background }
{ color to destination pixel; where pattern pixel }
{ is white, leave destination pixel unaltered}
notPatCopy = 12; {where pattern pixel is black, apply background }
{ color to destination pixel; where pattern pixel }
{ is white, apply foreground color to destination }
{ pixel}
notPatOr = 13; {where pattern pixel is black, leave destination }
{ pixel unaltered; where pattern pixel is white, }
{ apply foreground color to destination pixel}
notPatXor = 14; {where pattern pixel is black, leave destination }
{ pixel unaltered; where pattern pixel is white, }
{ invert destination pixel}
notPatBic = 15; {where pattern pixel is black, leave destination }
{ pixel unaltered; where pattern pixel is white, }
{ apply background color to destination pixel}
ditherCopy = 64; {add to source mode for dithering}
Routines
Managing the Graphics Pen
PROCEDURE HidePen;
PROCEDURE ShowPen;
PROCEDURE GetPen (VAR pt: Point);
PROCEDURE GetPenState (VAR pnState: PenState);
PROCEDURE SetPenState (pnState: PenState);
PROCEDURE PenSize (width,height: Integer);
PROCEDURE PenMode (mode: Integer);
PROCEDURE PenPat (pat: Pattern);
PROCEDURE PenNormal;
Changing the Background Bit Pattern
PROCEDURE BackPat (pat: Pattern);
Drawing Lines
PROCEDURE MoveTo (h,v: Integer);
PROCEDURE Move (dh,dv: Integer);
PROCEDURE LineTo (h,v: Integer);
PROCEDURE Line (dh,dv: Integer);
Creating and Managing Rectangles
PROCEDURE SetRect (VAR r: Rect; left,top,right,bottom: Integer);
PROCEDURE OffsetRect (VAR r: Rect; dh,dv: Integer);
PROCEDURE InsetRect (VAR r: Rect; dh,dv: Integer);
PROCEDURE UnionRect (src1,src2: Rect; VAR dstRect: Rect);
PROCEDURE Pt2Rect (pt1,pt2: Point; VAR dstRect: Rect);
PROCEDURE PtToAngle (r: Rect; pt: Point; VAR angle: Integer);
FUNCTION SectRect (src1,src2: Rect; VAR dstRect: Rect): Boolean;
FUNCTION PtInRect (pt: Point; r: Rect): Boolean;
FUNCTION EqualRect (rect1,rect2: Rect): Boolean;
FUNCTION EmptyRect (r: Rect): Boolean;
Drawing Rectangles
PROCEDURE FrameRect (r: Rect);
PROCEDURE PaintRect (r: Rect);
PROCEDURE FillRect (r: Rect; pat: Pattern);
PROCEDURE EraseRect (r: Rect);
PROCEDURE InvertRect (r: Rect);
Drawing Rounded Rectangles
PROCEDURE FrameRoundRect (r: Rect; ovalWidth,ovalHeight: Integer);
PROCEDURE PaintRoundRect (r: Rect; ovalWidth,ovalHeight: Integer);
PROCEDURE FillRoundRect (r: Rect; ovalWidth,ovalHeight: Integer; pat: Pattern);
PROCEDURE EraseRoundRect (r: Rect; ovalWidth,ovalHeight: Integer);
PROCEDURE InvertRoundRect (r: Rect; ovalWidth,ovalHeight: Integer);
Drawing Ovals
PROCEDURE FrameOval (r: Rect);
PROCEDURE PaintOval (r: Rect);
PROCEDURE FillOval (r: Rect; pat: Pattern);
PROCEDURE EraseOval (r: Rect);
PROCEDURE InvertOval (r: Rect);
Drawing Arcs and Wedges
PROCEDURE FrameArc (r: Rect; startAngle,arcAngle: Integer);
PROCEDURE PaintArc (r: Rect; startAngle,arcAngle: Integer);
PROCEDURE FillArc (r: Rect; startAngle,arcAngle: Integer; pat: Pattern);
PROCEDURE EraseArc (r: Rect; startAngle,arcAngle: Integer);
PROCEDURE InvertArc (r: Rect; startAngle,arcAngle: Integer);
Creating and Managing Polygons
FUNCTION OpenPoly : PolyHandle;
PROCEDURE ClosePoly;
PROCEDURE OffsetPoly (poly: PolyHandle; dh,dv: Integer);
PROCEDURE KillPoly (poly: PolyHandle);
Drawing Polygons
PROCEDURE FramePoly (poly: PolyHandle);
PROCEDURE PaintPoly (poly: PolyHandle);
PROCEDURE FillPoly (poly: PolyHandle; pat: Pattern);
PROCEDURE ErasePoly (poly: PolyHandle);
PROCEDURE InvertPoly (poly: PolyHandle);
Creating and Managing Regions
FUNCTION NewRgn : RgnHandle;
PROCEDURE OpenRgn;
PROCEDURE CloseRgn (dstRgn: rgnHandle);
PROCEDURE DisposeRgn (rgn: RgnHandle);
PROCEDURE CopyRgn (srcRgn,dstRgn: RgnHandle);
PROCEDURE SetEmptyRgn (rgn: RgnHandle);
PROCEDURE SetRectRgn (rgn: RgnHandle; left,top,right,bottom: Integer);
PROCEDURE RectRgn (rgn: RgnHandle; r: Rect);
PROCEDURE OffsetRgn (rgn: RgnHandle; dh,dv: Integer);
PROCEDURE InsetRgn (rgn: RgnHandle; dh,dv: Integer);
PROCEDURE SectRgn (srcRgnA,srcRgnB,dstRgn: RgnHandle);
PROCEDURE UnionRgn (srcRgnA,srcRgnB,dstRgn: RgnHandle);
PROCEDURE DiffRgn (srcRgnA,srcRgnB,dstRgn: RgnHandle);
PROCEDURE XorRgn (srcRgnA,srcRgnB,dstRgn: RgnHandle);
FUNCTION PtInRgn (pt: Point; rgn: RgnHandle): Boolean;
FUNCTION RectInRgn (r: Rect; rgn: RgnHandle): Boolean;
FUNCTION EqualRgn (rgnA,rgnB: RgnHandle): Boolean;
FUNCTION EmptyRgn (rgn: RgnHandle): Boolean;
Drawing Regions
PROCEDURE FrameRgn (rgn: RgnHandle);
PROCEDURE PaintRgn (rgn: RgnHandle);
PROCEDURE FillRgn (rgn: RgnHandle; pat: Pattern);
PROCEDURE EraseRgn (rgn: RgnHandle);
PROCEDURE InvertRgn (rgn: RgnHandle);
Scaling and Mapping Points, Rectangles, Polygons, and Regions
PROCEDURE ScalePt (VAR pt: Point; srcRect,dstRect: Rect);
PROCEDURE MapPt (VAR pt: Point; srcRect,dstRect: Rect);
PROCEDURE MapRect (VAR r: Rect; srcRect,dstRect: Rect);
PROCEDURE MapRgn (rgn: RgnHandle; srcRect,dstRect: Rect);
PROCEDURE MapPoly (poly: PolyHandle; srcRect,dstRect: Rect);
Calculating Black-and-White Fills
PROCEDURE SeedFill (srcPtr,dstPtr: Ptr; srcRow,dstRow,height,words,seedH,seedV: Integer);
PROCEDURE CalcMask (srcPtr,dstPtr: Ptr; srcRow,dstRow,height,words: Integer);
Copying Images
PROCEDURE CopyBits (srcBits,dstBits: BitMap; srcRect,dstRect: Rect; mode: Integer; maskRgn: RgnHandle);
PROCEDURE CopyMask (srcBits,maskBits,dstBits: BitMap; srcRect,maskRect,dstRect: Rect);
PROCEDURE CopyDeepMask (srcBits: BitMap; maskBits: BitMap; dstBits: BitMap; srcRect: Rect; maskRect: Rect; dstRect: Rect; mode: Integer; maskRgn: RgnHandle);
Drawing With the Eight-Color System
PROCEDURE ForeColor (color: LongInt);
PROCEDURE BackColor (color: LongInt);
PROCEDURE ColorBit (whichBit: Integer);
Determining Whether QuickDraw Has Finished Drawing
FUNCTION QDDone (port: GrafPtr): Boolean;
Getting Pattern Resources
FUNCTION GetPattern (patID: Integer): PatHandle;
PROCEDURE GetIndPattern (VAR thePattern: Pattern; patListID: Integer; index: Integer);
Customizing QuickDraw Operations
PROCEDURE SetStdProcs (VAR procs: QDProcs);
PROCEDURE StdText (byteCount: Integer; textBuf: Ptr; numer,denom: Point);
PROCEDURE StdLine (newPt: Point);
PROCEDURE StdRect (verb: GrafVerb; r: Rect);
PROCEDURE StdRRect (verb: GrafVerb; r: Rect; ovalwidth,ovalHeight: Integer);
PROCEDURE StdOval (verb: GrafVerb; r: Rect);
PROCEDURE StdArc (verb: GrafVerb; r: Rect; startAngle,arcAngle: Integer);
PROCEDURE StdPoly (verb: GrafVerb; poly: PolyHandle);
PROCEDURE StdRgn (verb: GrafVerb; rgn: RgnHandle);
PROCEDURE StdBits (VAR srcBits: BitMap; VAR srcRect,dstRect: Rect; mode: Integer; maskRgn: RgnHandle);
PROCEDURE StdComment (kind,dataSize: Integer; dataHandle: Handle);
FUNCTION StdTxtMeas (byteCount: Integer; textAddr: Ptr; VAR numer, denom: Point; VAR info: FontInfo): Integer;
PROCEDURE StdGetPic (dataPtr: Ptr; byteCount: Integer);
PROCEDURE StdPutPic (dataPtr: Ptr; byteCount: Integer);