/**
* Object-to-Config function.
* Creates a config-node (and subnodes) from a LedSetup model
* @param c the current preferences context
* @param n a freshly created prefs node that this function should fill with properties of obj
* @param obj object of this class where preferences should be generated from
* @result NFT_SUCCESS if everything went fine, NFT_FAILURE otherwise
* @note you shouldn't call this function directly
* It's used by nft_prefs_obj_to_node() etc.
*/
static NftResult _prefs_from_setup(NftPrefs * p, NftPrefsNode * n, void *obj,
void *userptr)
{
if(!p || !n || !obj)
NFT_LOG_NULL(NFT_FAILURE);
/* "Setup" object */
LedSetup *s = obj;
/* process all "hardware" objects */
LedHardware *h;
for(h = led_setup_get_hardware(s); h;
h = led_hardware_list_get_next(h))
{
/* generate prefs for each hardware node */
NftPrefsNode *node;
if(!
(node =
nft_prefs_obj_to_node(p, LED_HARDWARE_NAME, h, NULL)))
return NFT_FAILURE;
/* add hardware to this setup */
if(!(nft_prefs_node_add_child(n, node)))
return NFT_FAILURE;
}
return NFT_SUCCESS;
}
/**
* Object-to-Config function.
* Creates a config-node (and subnodes) from a LedHardware model
* @param c the current preferences context
* @param n a freshly created prefs node that this function should fill with properties of obj
* @param obj object of this class where preferences should be generated from
* @result NFT_SUCCESS if everything went fine, NFT_FAILURE otherwise
* @note you shouldn't call this function directly
* It's used by nft_prefs_obj_to_node() etc.
*/
static NftResult _prefs_from_chain(NftPrefs * p, NftPrefsNode * n, void *obj,
void *userptr)
{
if(!p || !n || !obj)
NFT_LOG_NULL(NFT_FAILURE);
/* chain to generate preferences from */
LedChain *c = obj;
/* amount of LEDs in this chain - ledcount */
if(!nft_prefs_node_prop_int_set(n, LED_CHAIN_PROP_LEDCOUNT,
led_chain_get_ledcount(c)))
return NFT_FAILURE;
/* pixel-format of this chain */
if(!nft_prefs_node_prop_string_set(n, LED_CHAIN_PROP_FORMAT,
(char *) led_pixel_format_to_string
(led_chain_get_format(c))))
return NFT_FAILURE;
/* add all LEDs in this chain */
LedCount i;
for(i = 0; i < led_chain_get_ledcount(c); i++)
{
/* generate prefs node from LED */
NftPrefsNode *node;
if(!
(node = led_prefs_led_to_node(p, led_chain_get_nth(c, i))))
return NFT_FAILURE;
/* add node as child of this node */
if(!nft_prefs_node_add_child(n, node))
return NFT_FAILURE;
}
return NFT_SUCCESS;
}
/**
* Object-to-Config function.
* Creates a config-node (and subnodes) from a LedHardware model
* @param c the current preferences context
* @param n a freshly created prefs node that this function should fill with properties of obj
* @param obj object of this class where preferences should be generated from
* @result NFT_SUCCESS if everything went fine, NFT_FAILURE otherwise
* @note you shouldn't call this function directly
* It's used by nft_prefs_obj_to_node() etc.
*/
static NftResult _prefs_from_hardware(NftPrefs * p, NftPrefsNode * n,
void *obj, void *userptr)
{
if(!p || !n || !obj)
NFT_LOG_NULL(NFT_FAILURE);
/* hardware "object" */
LedHardware *h = obj;
/* name of hardware */
if(!nft_prefs_node_prop_string_set(n, LED_HARDWARE_PROP_NAME,
(char *) led_hardware_get_name(h)))
return NFT_FAILURE;
/* plugin family of hardware */
if(!nft_prefs_node_prop_string_set(n, LED_HARDWARE_PROP_PLUGIN,
(char
*) led_hardware_plugin_get_family
(h)))
return NFT_FAILURE;
/* id of hardware */
if(!nft_prefs_node_prop_string_set(n, LED_HARDWARE_PROP_ID,
(char *) led_hardware_get_id(h)))
return NFT_FAILURE;
/* LED stride */
if(!nft_prefs_node_prop_int_set(n, LED_HARDWARE_PROP_STRIDE,
led_hardware_get_stride(h)))
return NFT_FAILURE;
/* handle custom plugin properties */
int i, a = led_hardware_plugin_prop_get_count(h);
for(i = 0; i < a; i++)
{
LedPluginCustomProp *prop;
if(!(prop = led_hardware_plugin_prop_get_nth(h, i)))
{
NFT_LOG(L_ERROR,
"Could not get property %d (but %d registered). This is a bug!",
i, a);
break;
}
/* create new node for property */
NftPrefsNode *pnode;
if(!
(pnode = nft_prefs_node_alloc(LED_HARDWARE_PROPERTY_NAME)))
{
NFT_LOG(L_ERROR, "Failed to create new node.");
return NFT_FAILURE;
}
/* name of property */
if(!nft_prefs_node_prop_string_set
(pnode, LED_HARDWARE_PROPERTY_PROP_NAME,
(char *) led_hardware_plugin_prop_get_name(prop)))
return NFT_FAILURE;
/* handle various types of properties */
switch (led_hardware_plugin_prop_get_type(prop))
{
case LED_HW_CUSTOM_PROP_STRING:
{
/* save type */
if(!nft_prefs_node_prop_string_set
(pnode, LED_HARDWARE_PROPERTY_PROP_TYPE,
"string"))
return NFT_FAILURE;
/* get string */
char *string;
if(!led_hardware_plugin_prop_get_string(h,
led_hardware_plugin_prop_get_name
(prop),
&string))
return NFT_FAILURE;
/* save value */
if(!nft_prefs_node_prop_string_set
(pnode, LED_HARDWARE_PROPERTY_PROP_VALUE,
string))
return NFT_FAILURE;
break;
}
case LED_HW_CUSTOM_PROP_INT:
{
/* save type */
if(!nft_prefs_node_prop_string_set
(pnode, LED_HARDWARE_PROPERTY_PROP_TYPE,
"int"))
return NFT_FAILURE;
/* get integer */
int integer;
if(!led_hardware_plugin_prop_get_int(h,
led_hardware_plugin_prop_get_name
(prop),
&integer))
return NFT_FAILURE;
/* convert to string */
char *string;
if(!(string = alloca(64)))
{
NFT_LOG_PERROR("alloca");
return NFT_FAILURE;
}
snprintf(string, 64, "%d", integer);
/* save value */
if(!nft_prefs_node_prop_string_set
(pnode, LED_HARDWARE_PROPERTY_PROP_VALUE,
string))
return NFT_FAILURE;
break;
}
case LED_HW_CUSTOM_PROP_FLOAT:
{
/* save type */
if(!nft_prefs_node_prop_string_set
(pnode, LED_HARDWARE_PROPERTY_PROP_TYPE,
"float"))
return NFT_FAILURE;
/* get float */
float fp;
if(!led_hardware_plugin_prop_get_float(h,
led_hardware_plugin_prop_get_name
(prop),
&fp))
return NFT_FAILURE;
/* convert to string */
char *string;
if(!(string = alloca(64)))
{
NFT_LOG_PERROR("alloca");
return NFT_FAILURE;
}
snprintf(string, 64, "%f", fp);
/* save value */
if(!nft_prefs_node_prop_string_set
(pnode, LED_HARDWARE_PROPERTY_PROP_VALUE,
string))
return NFT_FAILURE;
break;
}
/* unsupported type */
default:
{
NFT_LOG(L_WARNING,
"Property \"%s\" is of unsupported type. Ignoring",
led_hardware_plugin_prop_get_name
(prop));
continue;
}
}
/* add node as child of this node */
nft_prefs_node_add_child(n, pnode);
}
/* chain of this hardware */
LedChain *c;
if((c = led_hardware_get_chain(h)))
{
/* generate prefs node from chain */
NftPrefsNode *node;
if(!(node = led_prefs_chain_to_node(p, c)))
return NFT_FAILURE;
/* add node as child of this node */
nft_prefs_node_add_child(n, node);
}
/* tiles of this hardware */
LedTile *t;
for(t = led_hardware_get_tile(h); t; t = led_tile_list_get_next(t))
{
NftPrefsNode *node;
if(!(node = led_prefs_tile_to_node(p, t)))
return NFT_FAILURE;
/* add node as child of this node */
nft_prefs_node_add_child(n, node);
}
/* all OK */
return NFT_SUCCESS;
}