#include "PITypes.h"

typedef struct PSBuffer *BufferID;

#define kPIGeneralInfoSize 16

/* Image modes */

#define plugInModeBitmap	   0
#define plugInModeGrayScale    1
#define plugInModeIndexedColor 2
#define plugInModeRGBColor	   3
#define plugInModeCMYKColor    4
#define plugInModeHSLColor	   5
#define plugInModeHSBColor	   6
#define plugInModeMultichannel 7
#define plugInModeDuotone	   8
#define plugInModeLabColor	   9
#define plugInModeGray16	  10
#define plugInModeRGB48		  11

/* The Window procID for a Moveable Modal Dialog window that can be used
 *	under System 6.  WDEF(128) is part of Photoshop.
 */
 
#define PSmovableDBoxProc	(128*16+5)

/* Other commonly used structures */

typedef short PlaneMap [16];

struct PlugInMonitor
	{
	Fixed gamma;
	Fixed redX;
	Fixed redY;
	Fixed greenX;
	Fixed greenY;
	Fixed blueX;
	Fixed blueY;
	Fixed whiteX;
	Fixed whiteY;
	Fixed ambient;
	};

typedef struct PlugInMonitor PlugInMonitor;

struct PSPixelMap
	{
	int32 version;
	VRect bounds;
	int32 imageMode;
	int32 rowBytes;
	int32 colBytes;
	int32 planeBytes;
	void *baseAddr;
	};

typedef struct PSPixelMap PSPixelMap;

	pascal Boolean TestAbortProcProc (void);

	pascal void ProgressProcProc (int32 done, int32 total);

	pascal void HostProcProc (int16 selector, int32 *data);

	pascal int32 SpaceProcProc (void);

	pascal Handle NewPIHandleProcProc (int32 size);

	pascal void DisposePIHandleProcProc (Handle h);
	
	pascal int32 GetPIHandleSizeProcProc (Handle h);
	
	pascal OSErr SetPIHandleSizeProcProc (Handle h, int32 newSize);
	
	pascal Ptr LockPIHandleProcProc (Handle h, Boolean moveHigh);
	
	pascal void UnlockPIHandleProcProc (Handle h);

	pascal OSErr AllocateBufferProcProc (int32 size, BufferID *bufferID);

	pascal Ptr LockBufferProcProc (BufferID bufferID, Boolean moveHigh);

	pascal void UnlockBufferProcProc (BufferID bufferID);

	pascal void FreeBufferProcProc (BufferID bufferID);
	
	pascal int32 BufferSpaceProcProc (void);
	
	pascal int16 CountPIResourcesProcProc (ResType type);
	
	pascal Handle GetPIResourceProcProc (ResType type, int16 index);
	
	pascal void DeletePIResourceProcProc (ResType type, int16 index);
	
	pascal OSErr AddPIResourceProcProc (ResType type, Handle data);
	
	pascal void ProcessEventProcProc (void *event);
	
	pascal OSErr DisplayPixelsProcProc (const PSPixelMap *source,
												  const VRect *srcRect,
												  int32 dstRow,
												  int32 dstCol,
												  unsigned32 platformContext);