evas: add evas_object_image_extension_can_load_get.
This functions let you check if a file could be opened by Evas_Object_Image. It is threadsafe, and you should use it from another thread as often as possible :-) SVN revision: 59872
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Cedric BAIL
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1dfe691a36
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0e0dca586f
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@ -387,3 +387,9 @@
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2011-05-29 Vincent Torri
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* Fix compilation when --disable-async-preload is passed to configure.
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2011-06-01 Cedric Bail
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* Add +evas_object_image_extension_can_load_get and
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evas_object_image_extension_can_load_fast_get that check if a file
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may be opened by Evas_Object_Image.
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@ -5236,6 +5236,28 @@ EAPI Evas_Object *evas_object_image_source_get (Evas_Obj
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*/
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EAPI Eina_Bool evas_object_image_source_unset (Evas_Object *obj) EINA_ARG_NONNULL(1);
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/**
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* Check if a file extention may be supported by @ref Evas_Object_Image.
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*
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* @param file The file to check
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* @return EINA_TRUE if we may be able to opeen it, EINA_FALSE if it's unlikely.
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*
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* If file is a Eina_Stringshare, use directly @ref evas_object_image_extension_can_load_fast_get.
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*
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* This functions is threadsafe.
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*/
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EAPI Eina_Bool evas_object_image_extension_can_load_get(const char *file);
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/**
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* Check if a file extention may be supported by @ref Evas_Object_Image.
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*
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* @param file The file to check, it should be an Eina_Stringshare.
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* @return EINA_TRUE if we may be able to opeen it, EINA_FALSE if it's unlikely.
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*
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* This functions is threadsafe.
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*/
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EAPI Eina_Bool evas_object_image_extension_can_load_fast_get(const char *file);
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/**
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* @defgroup Evas_Object_Text Text Object Functions
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*
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@ -510,6 +510,25 @@ evas_render_method_list_free(Eina_List *list)
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eina_list_free(list);
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}
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EAPI Eina_Bool
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evas_object_image_extension_can_load_get(const char *file)
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{
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const char *tmp;
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Eina_Bool result;
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tmp = eina_stringshare_add(file);
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result = evas_common_extension_can_load_get(tmp);
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eina_stringshare_del(tmp);
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return result;
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}
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EAPI Eina_Bool
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evas_object_image_extension_can_load_fast_get(const char *file)
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{
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return evas_common_extension_can_load_get(file);
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}
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EAPI void
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evas_pointer_output_xy_get(const Evas *e, int *x, int *y)
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{
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@ -57,4 +57,6 @@ EAPI int evas_common_load_rgba_image_data_from_file (Image_Entry *im);
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void _evas_common_rgba_image_post_surface(Image_Entry *ie);
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EAPI Eina_Bool evas_common_extension_can_load_get(const char *file);
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#endif /* _EVAS_IMAGE_H */
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@ -8,61 +8,65 @@
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struct ext_loader_s
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{
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unsigned int length;
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const char *extension;
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const char *loader;
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};
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#define MATCHING(Ext, Module) \
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{ sizeof (Ext), Ext, Module }
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static const struct ext_loader_s loaders[] =
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{ /* map extensions to loaders to use for good first-guess tries */
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{ ".png", "png" },
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{ ".jpg", "jpeg" },
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{ ".jpeg", "jpeg" },
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{ ".jfif", "jpeg" },
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{ ".eet", "eet" },
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{ ".edj", "eet" },
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{ ".eap", "eet" },
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{ ".edb", "edb" },
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{ ".xpm", "xpm" },
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{ ".tiff", "tiff" },
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{ ".tif", "tiff" },
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{ ".svg", "svg" },
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{ ".svgz", "svg" },
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{ ".svg.gz", "svg" },
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{ ".gif", "gif" },
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{ ".pbm", "pmaps" },
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{ ".pgm", "pmaps" },
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{ ".ppm", "pmaps" },
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{ ".pnm", "pmaps" },
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{ ".bmp", "bmp" },
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{ ".tga", "tga" },
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{ ".wbmp", "wbmp" },
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{ ".ico", "ico" },
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{ ".cur", "ico" },
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{ ".psd", "psd" },
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{ ".pdf", "generic" },
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{ ".ps", "generic" },
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{ ".xcf", "generic" },
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{ ".xcf.gz", "generic" },
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{ ".arw", "generic" },
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{ ".cr2", "generic" },
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{ ".crw", "generic" },
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{ ".dcr", "generic" },
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{ ".dng", "generic" },
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{ ".k25", "generic" },
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{ ".kdc", "generic" },
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{ ".erf", "generic" },
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{ ".mrw", "generic" },
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{ ".nef", "generic" },
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{ ".nrf", "generic" },
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{ ".nrw", "generic" },
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{ ".orf", "generic" },
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{ ".raw", "generic" },
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{ ".rw2", "generic" },
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{ ".pef", "generic" },
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{ ".raf", "generic" },
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{ ".sr2", "generic" },
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{ ".srf", "generic" },
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{ ".x3f", "generic" }
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MATCHING(".png", "png"),
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MATCHING(".jpg", "jpeg"),
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MATCHING(".jpeg", "jpeg"),
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MATCHING(".jfif", "jpeg"),
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MATCHING(".eet", "eet"),
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MATCHING(".edj", "eet"),
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MATCHING(".eap", "eet"),
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MATCHING(".edb", "edb"),
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MATCHING(".xpm", "xpm"),
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MATCHING(".tiff", "tiff"),
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MATCHING(".tif", "tiff"),
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MATCHING(".svg", "svg"),
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MATCHING(".svgz", "svg"),
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MATCHING(".svg.gz", "svg"),
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MATCHING(".gif", "gif"),
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MATCHING(".pbm", "pmaps"),
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MATCHING(".pgm", "pmaps"),
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MATCHING(".ppm", "pmaps"),
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MATCHING(".pnm", "pmaps"),
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MATCHING(".bmp", "bmp"),
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MATCHING(".tga", "tga"),
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MATCHING(".wbmp", "wbmp"),
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MATCHING(".ico", "ico"),
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MATCHING(".cur", "ico"),
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MATCHING(".psd", "psd"),
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MATCHING(".pdf", "generic"),
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MATCHING(".ps", "generic"),
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MATCHING(".xcf", "generic"),
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MATCHING(".xcf.gz", "generic"),
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MATCHING(".arw", "generic"),
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MATCHING(".cr2", "generic"),
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MATCHING(".crw", "generic"),
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MATCHING(".dcr", "generic"),
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MATCHING(".dng", "generic"),
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MATCHING(".k25", "generic"),
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MATCHING(".kdc", "generic"),
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MATCHING(".erf", "generic"),
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MATCHING(".mrw", "generic"),
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MATCHING(".nef", "generic"),
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MATCHING(".nrf", "generic"),
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MATCHING(".nrw", "generic"),
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MATCHING(".orf", "generic"),
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MATCHING(".raw", "generic"),
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MATCHING(".rw2", "generic"),
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MATCHING(".pef", "generic"),
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MATCHING(".raf", "generic"),
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MATCHING(".sr2", "generic"),
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MATCHING(".srf", "generic"),
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MATCHING(".x3f", "generic")
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};
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static const char *loaders_name[] =
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@ -292,3 +296,23 @@ evas_common_load_rgba_image_data_from_file(Image_Entry *ie)
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return EVAS_LOAD_ERROR_NONE;
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}
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EAPI Eina_Bool
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evas_common_extension_can_load_get(const char *file)
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{
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unsigned int length;
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unsigned int i;
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length = eina_stringshare_strlen(file) + 1;
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if (length < 5) return EINA_FALSE;
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for (i = 0; i < sizeof (loaders) / sizeof (struct ext_loader_s); ++i)
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{
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if (loaders[i].length > length) continue;
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if (!strcasecmp(loaders[i].extension, file + length - loaders[i].length))
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return EINA_TRUE;
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}
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return EINA_FALSE;
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}
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