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struct image_type layout is private to image.c

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* src/dispextern.h (struct image_type): Move from here ...
* src/image.c (struct image_type): ... to here.
This commit is contained in:
Paul Eggert 2018-12-06 07:48:42 -08:00
parent 6fa44f9696
commit c5b6f1672b
2 changed files with 27 additions and 28 deletions
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28
src/dispextern.h
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@ -2935,34 +2935,6 @@ struct redisplay_interface
#ifdef HAVE_WINDOW_SYSTEM
/* Each image format (JPEG, TIFF, ...) supported is described by
a structure of the type below. */
struct image_type
{
/* Index of a symbol uniquely identifying the image type, e.g., 'jpeg'. */
int type;
/* Check that SPEC is a valid image specification for the given
image type. Value is true if SPEC is valid. */
bool (* valid_p) (Lisp_Object spec);
/* Load IMG which is used on frame F from information contained in
IMG->spec. Value is true if successful. */
bool (* load) (struct frame *f, struct image *img);
/* Free resources of image IMG which is used on frame F. */
void (* free) (struct frame *f, struct image *img);
/* Initialization function (used for dynamic loading of image
libraries on Windows), or NULL if none. */
bool (* init) (void);
/* Next in list of all supported image types. */
struct image_type *next;
};
/* Structure describing an image. Specific image formats like XBM are
converted into this form, so that display only has to deal with
this type of image. */

27
src/image.c
View file

@ -525,6 +525,33 @@ x_create_bitmap_mask (struct frame *f, ptrdiff_t id)
Image types
***********************************************************************/
/* Each image format (JPEG, TIFF, ...) supported is described by
a structure of the type below. */
struct image_type
{
/* Index of a symbol uniquely identifying the image type, e.g., 'jpeg'. */
int type;
/* Check that SPEC is a valid image specification for the given
image type. Value is true if SPEC is valid. */
bool (*valid_p) (Lisp_Object spec);
/* Load IMG which is used on frame F from information contained in
IMG->spec. Value is true if successful. */
bool (*load) (struct frame *f, struct image *img);
/* Free resources of image IMG which is used on frame F. */
void (*free) (struct frame *f, struct image *img);
/* Initialization function (used for dynamic loading of image
libraries on Windows), or NULL if none. */
bool (*init) (void);
/* Next in list of all supported image types. */
struct image_type *next;
};
/* List of supported image types. Use define_image_type to add new
types. Use lookup_image_type to find a type for a given symbol. */