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Converted #define into an Enum for image format number

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An enum is always a better idea as it allows the compiler to do
some checks, and as this info is internal only to the WRLib it
will not change the API.
This commit is contained in:
Christophe CURIS
2013-05-01 20:26:31 +02:00
committed by Carlos R. Mafra
parent 268ead4eca
commit 225c99a6ca
2 changed files with 12 additions and 10 deletions
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18
wrlib/imgformat.h
View File

@@ -30,14 +30,16 @@
#define IMGFORMAT_INTERNAL_H
#define IM_ERROR -1
#define IM_UNKNOWN 0
#define IM_XPM 1
#define IM_TIFF 2
#define IM_PNG 3
#define IM_PPM 4
#define IM_JPEG 5
#define IM_GIF 6
typedef enum {
IM_ERROR = -1,
IM_UNKNOWN = 0,
IM_XPM = 1,
IM_TIFF = 2,
IM_PNG = 3,
IM_PPM = 4,
IM_JPEG = 5,
IM_GIF = 6
} WRImgFormat;
/* How many image types we have. */
/* Increase this when adding new image types! */

4
wrlib/load.c
View File

@@ -68,7 +68,7 @@ static int RImageCacheMaxImage = -1; /* 0 = any size */
static RCachedImage *RImageCache;
static int identFile(char *path);
static WRImgFormat identFile(char *path);
char **RSupportedFileFormats(void)
@@ -272,7 +272,7 @@ char *RGetImageFileFormat(char *file)
}
}
static int identFile(char *path)
static WRImgFormat identFile(char *path)
{
FILE *file;
unsigned char buffer[32];