/****
 *
 * Copyright (c) 1988 by Sun Microsystems, Inc.
 * @(#)sh_CMAP.h 22.1 89/08/10 Copyright 1988 Sun Micro
 *
 * CMAP.H - CMAP object information
 *
 ****/
#ifndef _SH_CLASS_CMAP

/*
 * Color map attributes
 */
typedef enum
  {
   CMAP_INPUT,		/* type of input colors */
   CMAP_OUTPUT,		/* type of output colors  */
   CMAP_FUNC,		/* color translation function */
   CMAP_OFFSET,		/* offset of colors */
   CMAP_SIZE,		/* size of color map */
   CMAP_RASTER,		/* parent raster of color map */
  } CMAP_attr;

#define	CMAP_ATTRS ((int) CMAP_RASTER)


/*
 *	Write/Read_Cmap data formats
 */
#define	CMAP_UNPACKED_RGB	0
#define	CMAP_PACKED_RGB		1

typedef	struct
  {
    Sgn16	index;		/* starting cmap index */
    Sgn16	count;		/* number of cmap locations */
    Sgn16	*red;		/* list of RED values */
    Sgn16	*green;		/* list of GREEN values */
    Sgn16	*blue;		/* list of BLUE values */
  } *CMAP_RGB_UNPACKED, CMAP_RGB_UNPACKED_DATA;

typedef	struct
  {
    Sgn16	index;		/* starting cmap index */
    Sgn16	count;		/* number of cmap locations */
    Unsgn32	*rgb;		/* list of 0/B/G/R values */
  }*CMAP_RGB_PACKED, CMAP_RGB_PACKED_DATA;



/*
 * CMAP operators.
 *
 * CMAP Create_Cmap(i,s)		create cmap
 * CMAP Temp_Cmap(i,s)			create temporary cmap
 * CMAP Read_Cmap(cm, data, opt)	read cmap data
 * CMAP Write_Cmap(cm, data, opt)	write cmap data
 * Destroy_Cmap(cm)			destroy cmap object
 * Get_Cmap(cm, attr)			get cmap attribute
 * Set_Cmap(cm, attr, val)		set cmap attribute
 *
 * Print_Cmap(cm)			print cmap object info
 * Install_Cmap(cm)			install color map
 * Remove_Cmap(cm)			remove color map
 * Apply_Cmap(cm,col)			apply device color function
 */
#define	CMAP_OP_Destroy	0
#define	CMAP_OP_Init	1
#define	CMAP_OP_Get	2
#define	CMAP_OP_Set	3
#define	CMAP_OP_Print	4
#define	CMAP_OP_Install	5
#define	CMAP_OP_Remove	6
#define	CMAP_OP_Read	7
#define	CMAP_OP_Write	8
#define	CMAP_OPERS	9

#define	Create_Cmap	   sh_Create_Cmap
#define	Temp_Cmap	   sh_Temp_Cmap
#define	Destroy_Cmap(c)	   Destroy_Obj(c)

#ifndef	SH_MONITOR

#define	Set_Cmap(c,a,v)   ((void) GetOper_Obj(c, CMAP_OP_Set)(c, a, v))

#else	/* SH_MONITOR */

#define	Set_Cmap(c,a,v)   ((void) GetOper_Obj(c, CMAP_OP_Set)((CMAP)sh_Monitor_Set_Cmap(c), a, v))

#endif	/* SH_MONITOR */

#define	Read_Cmap(c,d,t)  ((CMAP) GetOper_Obj(c, CMAP_OP_Read)(c, d, t))
#define	Write_Cmap(c,d,t) ((CMAP) GetOper_Obj(c, CMAP_OP_Write)(c, d, t))

#define	Print_Cmap(c)	  ((void) GetOper_Obj(c, CMAP_OP_Print)(c))
#define Install_Cmap(c)   ((void) GetOper_Obj(c, CMAP_OP_Install)(c))
#define Remove_Cmap(c)    ((void) GetOper_Obj(c, CMAP_OP_Remove)(c))
#define Apply_Cmap(cm,c)  ((Unsgn32) (*(cm->cmap_apply_func))(cm, c))

extern	CMAP	sh_Create_Cmap();
extern	CMAP	sh_Temp_Cmap();

struct class_CMAP
  {
#include "sh_CMAP.ah"
  };

/*
 * Get_Cmap(cmap, attr)
 * Fast way to access color map attributes.
 * This macro depends on the "attr" argument being a compile time constant.
 */
#ifndef	SH_MONITOR

#define	Get_Cmap(c,a)	CAT(a,get)((CMAP)(c))

#else	/* SH_MONITOR */

#define	Get_Cmap(c,a)	CAT(a,get)((CMAP)sh_Monitor_Get_Cmap(c))

#endif	/* SH_MONITOR */

#define CMAP_INPUTget(c)	((c)->CMAP_INPUT)
#define CMAP_OUTPUTget(c)	((c)->CMAP_OUTPUT)
#define CMAP_OFFSETget(c)	((c)->CMAP_OFFSET)
#define CMAP_RASTERget(c)	((c)->CMAP_RASTER)
#define CMAP_FUNCget(c)		((c)->CMAP_FUNC)
#define CMAP_SIZEget(c)		((c)->CMAP_SIZE)
#define cmap_dataget(c)		((c)->cmap_data)
#define cmap_depthget(c)	((c)->cmap_depth)

#define	_SH_CLASS_CMAP
#endif	/* _SH_CLASS_CMAP */