/*
  This file is Copyright © 1994-1995 Olivier Montanuy,
               Copyright © 1999-2005 André Majorel,
               Copyright © 2006-2017 contributors to the DeuTex project.

  DeuTex incorporates code derived from DEU 5.21 that was put in the
  public domain in 1994 by Raphaël Quinet and Brendon Wyber.

  SPDX-License-Identifier: GPL-2.0+
*/
/*
 *      usedidx.h
 *      Palette index usage statistics (cf -usedidx)
 */

#ifndef DT_USEDIDX_H
#define DT_USEDIDX_H

/* This block is used in conjunction with -usedidx. Avoid
   messing with its fields directly. Use the API instead. */
struct cusage_s {
    /* Per-lump: */
    char lump_name[8];
    unsigned long *lump_uses;

    /* Totals: */
    unsigned long uses[NCOLOURS];
    unsigned long nlumps[NCOLOURS];
    char where_first[NCOLOURS][8];
};

void usedidx_begin_lump(cusage_t * cusage, const char *name);
void usedidx_pixel(cusage_t * cusage, unsigned char idx);
void usedidx_end_lump(cusage_t * cusage);
void usedidx_rectangle(const char *buf, long buf_size, const char *name,
                       cusage_t * cusage);

#endif
