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#ifndef __DICACHE_H__
#define __DICACHE_H__
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#include "bitvec.h"
#include "image.hh"
#include "cache.h"
/* Symbolic name to request the last version of an image */
#define DIC_Last -1
/* These will reflect the entry's "state" */
typedef enum {
DIC_Empty, /* Just created the entry */
DIC_SetParms, /* Parameters set */
DIC_SetCmap, /* Color map set */
DIC_Write, /* Feeding the entry */
DIC_Close, /* Whole image got! */
DIC_Abort /* Image transfer aborted */
} DicEntryState;
typedef struct _DICacheEntry DICacheEntry;
struct _DICacheEntry {
DilloUrl *url; /* Image URL for this entry */
uint_t width, height; /* As taken from image data */
DilloImgType type; /* Image type */
uchar_t *cmap; /* Color map */
void *v_imgbuf; /* Void pointer to an Imgbuf object */
uint_t TotalSize; /* Amount of memory the image takes up */
int Y; /* Current decoding row */
uint_t ScanNumber; /* Current decoding scan */
bitvec_t *BitVec; /* Bit vector for decoded rows */
DicEntryState State; /* Current status for this entry */
int RefCount; /* Reference Counter */
int version; /* Version number, used for different
versions of the same URL image */
CA_Callback_t Decoder; /* Client function */
void *DecoderData; /* Client function data */
uint_t DecodedSize; /* Size of already decoded data */
DICacheEntry *next; /* Link to the next "newer" version */
};
void a_Dicache_init (void);
DICacheEntry *a_Dicache_get_entry(const DilloUrl *Url, int version);
DICacheEntry *a_Dicache_add_entry(const DilloUrl *Url);
void a_Dicache_callback(int Op, CacheClient_t *Client);
void a_Dicache_callback2(int Op, CacheClient_t *Client);
void a_Dicache_set_parms(DilloUrl *url, int version, DilloImage *Image,
uint_t width, uint_t height, DilloImgType type);
void a_Dicache_set_cmap(DilloUrl *url, int version, DilloImage *Image,
const uchar_t *cmap, uint_t num_colors,
int num_colors_max, int bg_index);
void a_Dicache_new_scan(const DilloUrl *url, int version);
void a_Dicache_write(DilloImage *Image, DilloUrl *url, int version,
const uchar_t *buf, uint_t Y);
void a_Dicache_close(DilloUrl *url, int version, CacheClient_t *Client);
void a_Dicache_invalidate_entry(const DilloUrl *Url);
DICacheEntry* a_Dicache_ref(const DilloUrl *Url, int version);
void a_Dicache_unref(const DilloUrl *Url, int version);
void a_Dicache_cleanup(void);
void a_Dicache_freeall(void);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __DICACHE_H__ */
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