gboolean
gimp_image_validate_icc_parasite (GimpImage *image,
const GimpParasite *icc_parasite,
gboolean *is_builtin,
GError **error)
{
g_return_val_if_fail (GIMP_IS_IMAGE (image), FALSE);
g_return_val_if_fail (icc_parasite != NULL, FALSE);
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
if (strcmp (gimp_parasite_name (icc_parasite),
GIMP_ICC_PROFILE_PARASITE_NAME) != 0)
{
g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
_("ICC profile validation failed: "
"Parasite's name is not 'icc-profile'"));
return FALSE;
}
if (gimp_parasite_flags (icc_parasite) != (GIMP_PARASITE_PERSISTENT |
GIMP_PARASITE_UNDOABLE))
{
g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
_("ICC profile validation failed: "
"Parasite's flags are not (PERSISTENT | UNDOABLE)"));
return FALSE;
}
return gimp_image_validate_icc_profile (image,
gimp_parasite_data (icc_parasite),
gimp_parasite_data_size (icc_parasite),
is_builtin,
error);
}
gboolean
gimp_image_validate_icc_profile (GimpImage *image,
const GimpParasite *icc_profile,
GError **error)
{
GimpColorProfile *profile;
g_return_val_if_fail (GIMP_IS_IMAGE (image), FALSE);
g_return_val_if_fail (icc_profile != NULL, FALSE);
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
if (strcmp (gimp_parasite_name (icc_profile),
GIMP_ICC_PROFILE_PARASITE_NAME) != 0)
{
g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
_("ICC profile validation failed: "
"Parasite's name is not 'icc-profile'"));
return FALSE;
}
if (gimp_parasite_flags (icc_profile) != (GIMP_PARASITE_PERSISTENT |
GIMP_PARASITE_UNDOABLE))
{
g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
_("ICC profile validation failed: "
"Parasite's flags are not (PERSISTENT | UNDOABLE)"));
return FALSE;
}
if (gimp_image_get_base_type (image) == GIMP_GRAY)
{
g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
_("ICC profile validation failed: "
"Cannot attach a color profile to a GRAY image"));
return FALSE;
}
profile = gimp_lcms_profile_open_from_data (gimp_parasite_data (icc_profile),
gimp_parasite_data_size (icc_profile),
error);
if (! profile)
{
g_prefix_error (error, _("ICC profile validation failed: "));
return FALSE;
}
if (! gimp_lcms_profile_is_rgb (profile))
{
g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
_("ICC profile validation failed: "
"Color profile is not for RGB color space"));
cmsCloseProfile (profile);
return FALSE;
}
cmsCloseProfile (profile);
return TRUE;
}
void
gimp_item_parasite_detach (GimpItem *item,
const gchar *name)
{
const GimpParasite *parasite;
g_return_if_fail (GIMP_IS_ITEM (item));
g_return_if_fail (name != NULL);
parasite = gimp_parasite_list_find (item->parasites, name);
if (! parasite)
return;
if (gimp_parasite_is_undoable (parasite))
{
gimp_image_undo_push_item_parasite_remove (item->image,
_("Remove Parasite from Item"),
item,
gimp_parasite_name (parasite));
}
else if (gimp_parasite_is_persistent (parasite))
{
gimp_image_undo_push_cantundo (item->image,
_("Remove Parasite from Item"));
}
gimp_parasite_list_remove (item->parasites, name);
}
GimpSymmetry *
gimp_symmetry_from_parasite (const GimpParasite *parasite,
GimpImage *image,
GType type)
{
GimpSymmetry *symmetry;
gchar *parasite_name;
const gchar *str;
GError *error = NULL;
parasite_name = gimp_symmetry_parasite_name (type);
g_return_val_if_fail (parasite != NULL, NULL);
g_return_val_if_fail (strcmp (gimp_parasite_name (parasite),
parasite_name) == 0,
NULL);
g_free (parasite_name);
str = gimp_parasite_data (parasite);
g_return_val_if_fail (str != NULL, NULL);
symmetry = gimp_image_symmetry_new (image, type);
if (! gimp_config_deserialize_string (GIMP_CONFIG (symmetry),
str,
gimp_parasite_data_size (parasite),
NULL,
&error))
{
g_warning ("Failed to deserialize symmetry parasite: %s", error->message);
g_error_free (error);
}
return symmetry;
}
GimpGrid *
gimp_grid_from_parasite (const GimpParasite *parasite)
{
GimpGrid *grid;
const gchar *str;
GError *error = NULL;
g_return_val_if_fail (parasite != NULL, NULL);
g_return_val_if_fail (strcmp (gimp_parasite_name (parasite),
gimp_grid_parasite_name ()) == 0, NULL);
str = gimp_parasite_data (parasite);
g_return_val_if_fail (str != NULL, NULL);
grid = g_object_new (GIMP_TYPE_GRID, NULL);
if (! gimp_config_deserialize_string (GIMP_CONFIG (grid),
str,
gimp_parasite_data_size (parasite),
NULL,
&error))
{
g_warning ("Failed to deserialize grid parasite: %s", error->message);
g_error_free (error);
}
return grid;
}
void
gimp_item_parasite_attach (GimpItem *item,
const GimpParasite *parasite)
{
GimpParasite copy;
g_return_if_fail (GIMP_IS_ITEM (item));
g_return_if_fail (parasite != NULL);
/* make a temporary copy of the GimpParasite struct because
* gimp_parasite_shift_parent() changes it
*/
copy = *parasite;
if (gimp_item_is_attached (item))
{
/* only set the dirty bit manually if we can be saved and the new
* parasite differs from the current one and we aren't undoable
*/
if (gimp_parasite_is_undoable (©))
{
/* do a group in case we have attach_parent set */
gimp_image_undo_group_start (item->image,
GIMP_UNDO_GROUP_PARASITE_ATTACH,
_("Attach Parasite"));
gimp_image_undo_push_item_parasite (item->image, NULL, item, ©);
}
else if (gimp_parasite_is_persistent (©) &&
! gimp_parasite_compare (©,
gimp_item_parasite_find
(item, gimp_parasite_name (©))))
{
gimp_image_undo_push_cantundo (item->image,
_("Attach Parasite to Item"));
}
}
gimp_parasite_list_add (item->parasites, ©);
if (gimp_parasite_has_flag (©, GIMP_PARASITE_ATTACH_PARENT))
{
gimp_parasite_shift_parent (©);
gimp_image_parasite_attach (item->image, ©);
}
else if (gimp_parasite_has_flag (©, GIMP_PARASITE_ATTACH_GRANDPARENT))
{
gimp_parasite_shift_parent (©);
gimp_parasite_shift_parent (©);
gimp_parasite_attach (item->image->gimp, ©);
}
if (gimp_item_is_attached (item) &&
gimp_parasite_is_undoable (©))
{
gimp_image_undo_group_end (item->image);
}
}
GimpUndo *
gimp_image_undo_push_image_parasite (GimpImage *image,
const gchar *undo_desc,
const GimpParasite *parasite)
{
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
g_return_val_if_fail (parasite != NULL, NULL);
return gimp_image_undo_push (image, GIMP_TYPE_IMAGE_UNDO,
GIMP_UNDO_PARASITE_ATTACH, undo_desc,
GIMP_DIRTY_IMAGE_META,
"parasite-name", gimp_parasite_name (parasite),
NULL);
}
GimpUndo *
gimp_image_undo_push_item_parasite (GimpImage *image,
const gchar *undo_desc,
GimpItem *item,
const GimpParasite *parasite)
{
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
g_return_val_if_fail (GIMP_IS_ITEM (item), NULL);
g_return_val_if_fail (gimp_item_is_attached (item), NULL);
g_return_val_if_fail (parasite != NULL, NULL);
return gimp_image_undo_push (image, GIMP_TYPE_ITEM_PROP_UNDO,
GIMP_UNDO_PARASITE_ATTACH, undo_desc,
GIMP_DIRTY_ITEM_META,
"item", item,
"parasite-name", gimp_parasite_name (parasite),
NULL);
}
static void
parasite_serialize (const gchar *key,
GimpParasite *parasite,
GimpConfigWriter *writer)
{
if (! gimp_parasite_is_persistent (parasite))
return;
gimp_config_writer_open (writer, parasite_symbol);
gimp_config_writer_printf (writer, "\"%s\" %lu %lu",
gimp_parasite_name (parasite),
gimp_parasite_flags (parasite),
gimp_parasite_data_size (parasite));
gimp_config_writer_data (writer,
gimp_parasite_data_size (parasite),
gimp_parasite_data (parasite));
gimp_config_writer_close (writer);
gimp_config_writer_linefeed (writer);
}
GimpSymmetry *
gimp_symmetry_from_parasite (const GimpParasite *parasite,
GimpImage *image,
GType type)
{
GimpSymmetry *symmetry;
gchar *parasite_name;
const gchar *str;
GError *error = NULL;
parasite_name = gimp_symmetry_parasite_name (type);
g_return_val_if_fail (parasite != NULL, NULL);
g_return_val_if_fail (strcmp (gimp_parasite_name (parasite),
parasite_name) == 0,
NULL);
str = gimp_parasite_data (parasite);
if (! str)
{
g_warning ("Empty symmetry parasite \"%s\"", parasite_name);
return NULL;
}
symmetry = gimp_image_symmetry_new (image, type);
g_object_set (symmetry,
"version", -1,
NULL);
if (! gimp_config_deserialize_string (GIMP_CONFIG (symmetry),
str,
gimp_parasite_data_size (parasite),
NULL,
&error))
{
g_printerr ("Failed to deserialize symmetry parasite: %s\n"
"\t- parasite name: %s\n\t- parasite data: %s\n",
error->message, parasite_name, str);
g_error_free (error);
g_object_unref (symmetry);
symmetry = NULL;
}
g_free (parasite_name);
if (symmetry)
{
gint version;
g_object_get (symmetry,
"version", &version,
NULL);
if (version == -1)
{
/* If version has not been updated, let's assume this parasite was
* not representing symmetry settings.
*/
g_object_unref (symmetry);
symmetry = NULL;
}
else if (GIMP_SYMMETRY_GET_CLASS (symmetry)->update_version (symmetry) &&
! GIMP_SYMMETRY_GET_CLASS (symmetry)->update_version (symmetry))
{
g_object_unref (symmetry);
symmetry = NULL;
}
}
return symmetry;
}
