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Text File | 1991-04-05 | 3.7 KB | 128 lines | [TEXT/PJMM] |
- { This file has been processed by The THINK Pascal Source Converter, v1.1. }
-
- {
- Created: Sunday, January 6, 1991 at 10:59 PM
- QDOffscreen.p
- Pascal Interface to the Macintosh Libraries
-
- Copyright Apple Computer, Inc. 1985-1990
- All rights reserved
- }
-
-
- {$IFC UNDEFINED UsingIncludes}
- {$SETC UsingIncludes := 0}
- {$ENDC}
-
-
- UNIT QDOffscreen;
- INTERFACE
- USES
- Types, Quickdraw;
-
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-
- CONST
-
- { New error codes }
- cDepthErr = -157; {invalid pixel depth}
- pixPurgeBit = 0;
- noNewDeviceBit = 1;
- useTempMemBit = 2;
- keepLocalBit = 3;
- pixelsPurgeableBit = 6;
- pixelsLockedBit = 7;
- mapPixBit = 16;
- newDepthBit = 17;
- alignPixBit = 18;
- newRowBytesBit = 19;
- reallocPixBit = 20;
- clipPixBit = 28;
- stretchPixBit = 29;
- ditherPixBit = 30;
- gwFlagErrBit = 31;
-
- TYPE
- GWorldFlags = SET OF (pixPurge,noNewDevice,useTempMem,keepLocal,GWorldFlags4,
- GWorldFlags5,pixelsPurgeable,pixelsLocked,GWorldFlags8,GWorldFlags9,GWorldFlags10,
- GWorldFlags11,GWorldFlags12,GWorldFlags13,GWorldFlags14,GWorldFlags15,
- mapPix,newDepth,alignPix,newRowBytes,reallocPix,GWorldFlags21,GWorldFlags22,
- GWorldFlags23,GWorldFlags24,GWorldFlags25,GWorldFlags26,GWorldFlags27,
- clipPix,stretchPix,ditherPix,gwFlagErr);
-
-
- GWorldPtr = CGrafPtr;
-
-
- FUNCTION NewGWorld(VAR offscreenGWorld: GWorldPtr;PixelDepth: INTEGER;boundsRect: Rect;
- cTable: CTabHandle;aGDevice: GDHandle;flags: GWorldFlags): QDErr;
- INLINE $203C, $0016, $0000,$AB1D;
- FUNCTION LockPixels(pm: PixMapHandle): BOOLEAN;
- INLINE $203C, $0004, $0001, $AB1D;
- PROCEDURE UnlockPixels(pm: PixMapHandle);
- INLINE $203C, $0004, $0002, $AB1D;
- FUNCTION UpdateGWorld(VAR offscreenGWorld: GWorldPtr;pixelDepth: INTEGER;
- boundsRect: Rect;cTable: CTabHandle;aGDevice: GDHandle;flags: GWorldFlags): GWorldFlags;
- INLINE $203C, $0016, $0003, $AB1D;
- PROCEDURE DisposeGWorld(offscreenGWorld: GWorldPtr);
- INLINE $203C, $0004, $0004, $AB1D;
- PROCEDURE GetGWorld(VAR port: CGrafPtr;VAR gdh: GDHandle);
- INLINE $203C, $0008, $0005, $AB1D;
- PROCEDURE SetGWorld(port: CGrafPtr;gdh: GDHandle);
- INLINE $203C, $0008, $0006, $AB1D;
- PROCEDURE CTabChanged(ctab: CTabHandle);
- INLINE $203C, $0004, $0007, $AB1D;
- PROCEDURE PixPatChanged(ppat: PixPatHandle);
- INLINE $203C, $0004, $0008, $AB1D;
- PROCEDURE PortChanged(port: GrafPtr);
- INLINE $203C, $0004, $0009, $AB1D;
- PROCEDURE GDeviceChanged(gdh: GDHandle);
- INLINE $203C, $0004, $000A, $AB1D;
- PROCEDURE AllowPurgePixels(pm: PixMapHandle);
- INLINE $203C, $0004, $000B, $AB1D;
- PROCEDURE NoPurgePixels(pm: PixMapHandle);
- INLINE $203C, $0004, $000C, $AB1D;
- FUNCTION GetPixelsState(pm: PixMapHandle): GWorldFlags;
- INLINE $203C, $0004, $000D, $AB1D;
- PROCEDURE SetPixelsState(pm: PixMapHandle;state: GWorldFlags);
- INLINE $203C, $0008, $000E, $AB1D;
- FUNCTION GetPixBaseAddr(pm: PixMapHandle): Ptr;
- INLINE $203C, $0004, $000F, $AB1D;
- FUNCTION NewScreenBuffer(globalRect: Rect;purgeable: BOOLEAN;VAR gdh: GDHandle;
- VAR offscreenPixMap: PixMapHandle): QDErr;
- INLINE $203C, $000E, $0010, $AB1D;
- PROCEDURE DisposeScreenBuffer(offscreenPixMap: PixMapHandle);
- INLINE $203C, $0004, $0011, $AB1D;
- FUNCTION GetGWorldDevice(offscreenGWorld: GWorldPtr): GDHandle;
- INLINE $203C, $0004, $0012, $AB1D;
- FUNCTION QDDone(port: GrafPtr): BOOLEAN;
- INLINE $203C, $0004, $0013, $AB1D;
- FUNCTION OffscreenVersion: LONGINT;
- INLINE $7014, $AB1D;
- FUNCTION NewTempScreenBuffer(globalRect: Rect;purgeable: BOOLEAN;VAR gdh: GDHandle;
- VAR offscreenPixMap: PixMapHandle): QDErr;
- INLINE $203C, $000E, $0015, $AB1D;
- FUNCTION PixMap32Bit(pmHandle: PixMapHandle): BOOLEAN;
- INLINE $203C, $0004, $0016, $AB1D;
- FUNCTION GetGWorldPixMap(offscreenGWorld: GWorldPtr): PixMapHandle;
- INLINE $203C, $0004, $0017, $AB1D;
-
-
- { UsingQDOffscreen }
-
-
- IMPLEMENTATION
- END.
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-