/* Join a client to a layer, the server side of JoinLayer */
void __mg_client_join_layer (int cli,
const JOINLAYERINFO* info, JOINEDCLIENTINFO* joined_info)
{
MG_Layer* layer;
if ((layer = __mg_find_layer_by_name (info->layer_name)) == NULL) {
layer = alloc_layer (info->layer_name,
(info->max_nr_topmosts <= 0)?SHAREDRES_DEF_NR_TOPMOSTS:
info->max_nr_topmosts,
(info->max_nr_normals<= 0)?SHAREDRES_DEF_NR_NORMALS:
info->max_nr_normals);
}
joined_info->layer = (GHANDLE)layer;
do_client_join_layer (cli, info, joined_info);
}
/* parse layers and objectgroups */
static int parse_layer(xmlTextReaderPtr reader, tmx_layer **layer_headadr, int map_h, int map_w, enum tmx_layer_type type, const char *filename) {
tmx_layer *res;
tmx_object *obj;
int curr_depth;
const char *name;
char *value;
curr_depth = xmlTextReaderDepth(reader);
if (!(res = alloc_layer())) return 0;
res->type = type;
while(*layer_headadr) {
layer_headadr = &((*layer_headadr)->next);
}
*layer_headadr = res;
/* parses each attribute */
if ((value = (char*)xmlTextReaderGetAttribute(reader, (xmlChar*)"name"))) { /* name */
res->name = value;
} else {
tmx_err(E_MISSEL, "xml parser: missing 'name' attribute in the 'layer' element");
return 0;
}
if ((value = (char*)xmlTextReaderGetAttribute(reader, (xmlChar*)"visible"))) { /* visible */
res->visible = (char)atoi(value);
tmx_free_func(value);
}
if ((value = (char*)xmlTextReaderGetAttribute(reader, (xmlChar*)"opacity"))) { /* opacity */
res->opacity = (float)strtod(value, NULL);
tmx_free_func(value);
}
if ((value = (char*)xmlTextReaderGetAttribute(reader, (xmlChar*)"color"))) { /* color */
res->color = get_color_rgb(value);
tmx_free_func(value);
}
if ((value = (char*)xmlTextReaderGetAttribute(reader, (xmlChar*)"x"))) { /* x_offset */
res->x_offset = (int)atoi(value);
tmx_free_func(value);
}
if ((value = (char*)xmlTextReaderGetAttribute(reader, (xmlChar*)"y"))) { /* y_offset */
res->y_offset = (int)atoi(value);
tmx_free_func(value);
}
do {
if (xmlTextReaderRead(reader) != 1) return 0; /* error_handler has been called */
if (xmlTextReaderNodeType(reader) == XML_READER_TYPE_ELEMENT) {
name = (char*)xmlTextReaderConstName(reader);
if (!strcmp(name, "properties")) {
if (!parse_properties(reader, &(res->properties))) return 0;
} else if (!strcmp(name, "data")) {
if (!parse_data(reader, &(res->content.gids), map_h * map_w)) return 0;
} else if (!strcmp(name, "image")) {
if (!parse_image(reader, &(res->content.image), 0, filename)) return 0;
} else if (!strcmp(name, "object")) {
if (!(obj = alloc_object())) return 0;
obj->next = res->content.head;
res->content.head = obj;
if (!parse_object(reader, obj)) return 0;
} else {
/* Unknow element, skip its tree */
if (xmlTextReaderNext(reader) != 1) return 0;
}
}
} while (xmlTextReaderNodeType(reader) != XML_READER_TYPE_END_ELEMENT ||
xmlTextReaderDepth(reader) != curr_depth);
return 1;
}