static PyObject *bpy_bmlayercollection_new(BPy_BMLayerCollection *self, PyObject *args)
{
const char *name = NULL;
int index;
CustomData *data;
BPY_BM_CHECK_OBJ(self);
if (!PyArg_ParseTuple(args, "|s:new", &name)) {
return NULL;
}
data = bpy_bm_customdata_get(self->bm, self->htype);
if (CustomData_layertype_is_singleton(self->type) &&
CustomData_has_layer(data, self->type))
{
PyErr_SetString(PyExc_ValueError,
"layers.new(): is a singleton, use verify() instead");
return NULL;
}
if (name) {
BM_data_layer_add_named(self->bm, data, self->type, name);
}
else {
BM_data_layer_add(self->bm, data, self->type);
}
index = CustomData_number_of_layers(data, self->type) - 1;
BLI_assert(index >= 0);
return BPy_BMLayerItem_CreatePyObject(self->bm, self->htype, self->type, index);
}
static PyObject *bpy_bmlayercollection_items(BPy_BMLayerCollection *self)
{
PyObject *ret;
PyObject *item;
int index;
CustomData *data;
int tot, i;
BPY_BM_CHECK_OBJ(self);
data = bpy_bm_customdata_get(self->bm, self->htype);
index = CustomData_get_layer_index(data, self->type);
tot = (index != -1) ? CustomData_number_of_layers(data, self->type) : 0;
ret = PyList_New(tot);
for (i = 0; tot-- > 0; index++) {
item = PyTuple_New(2);
PyTuple_SET_ITEMS(item,
PyUnicode_FromString(data->layers[index].name),
BPy_BMLayerItem_CreatePyObject(self->bm, self->htype, self->type, i));
PyList_SET_ITEM(ret, i++, item);
}
return ret;
}
static PyObject *bpy_bmlayercollection_get(BPy_BMLayerCollection *self, PyObject *args)
{
const char *key;
PyObject *def = Py_None;
BPY_BM_CHECK_OBJ(self);
if (!PyArg_ParseTuple(args, "s|O:get", &key, &def)) {
return NULL;
}
else {
CustomData *data;
int index;
data = bpy_bm_customdata_get(self->bm, self->htype);
index = CustomData_get_named_layer_index(data, self->type, key); /* absolute index */
if (index != -1) {
index -= CustomData_get_layer_index(data, self->type); /* make relative */
return BPy_BMLayerItem_CreatePyObject(self->bm, self->htype, self->type, index);
}
}
return Py_INCREF(def), def;
}
static PyObject *bpy_bmlayercollection_items(BPy_BMLayerCollection *self)
{
PyObject *ret;
PyObject *item;
int index;
CustomData *data;
BPY_BM_CHECK_OBJ(self);
data = bpy_bm_customdata_get(self->bm, self->htype);
index = CustomData_get_layer_index(data, self->type);
ret = PyList_New(0);
if (index != -1) {
int tot = CustomData_number_of_layers(data, self->type);
for ( ; tot-- > 0; index++) {
item = BPy_BMLayerItem_CreatePyObject(self->bm, self->htype, self->type, index);
PyList_Append(ret, item);
Py_DECREF(item);
}
}
return ret;
}
static PyObject *bpy_bmlayercollection_values(BPy_BMLayerCollection *self)
{
PyObject *ret;
PyObject *item;
int index;
CustomData *data;
BPY_BM_CHECK_OBJ(self);
data = bpy_bm_customdata_get(self->bm, self->htype);
index = CustomData_get_layer_index(data, self->type);
ret = PyList_New(0);
if (index != -1) {
int tot = CustomData_number_of_layers(data, self->type);
for ( ; tot-- > 0; index++) {
item = PyTuple_New(2);
PyTuple_SET_ITEM(item, 0, PyUnicode_FromString(data->layers[index].name));
PyTuple_SET_ITEM(item, 1, BPy_BMLayerItem_CreatePyObject(self->bm, self->htype, self->type, index));
PyList_Append(ret, item);
Py_DECREF(item);
}
}
return ret;
}
static PyObject *bpy_bmlayercollection_active_get(BPy_BMLayerItem *self, void *UNUSED(flag))
{
CustomData *data;
int index;
BPY_BM_CHECK_OBJ(self);
data = bpy_bm_customdata_get(self->bm, self->htype);
index = CustomData_get_active_layer(data, self->type); /* type relative */
if (index != -1) {
return BPy_BMLayerItem_CreatePyObject(self->bm, self->htype, self->type, index);
}
else {
Py_RETURN_NONE;
}
}
static PyObject *bpy_bmlayercollection_subscript_int(BPy_BMLayerCollection *self, int keynum)
{
Py_ssize_t len;
BPY_BM_CHECK_OBJ(self);
len = bpy_bmlayercollection_length(self);
if (keynum < 0) keynum += len;
if (keynum >= 0) {
if (keynum < len) {
return BPy_BMLayerItem_CreatePyObject(self->bm, self->htype, self->type, keynum);
}
}
PyErr_Format(PyExc_IndexError,
"BMLayerCollection[index]: index %d out of range", keynum);
return NULL;
}
static PyObject *bpy_bmlayercollection_subscript_str(BPy_BMLayerCollection *self, const char *keyname)
{
CustomData *data;
int index;
BPY_BM_CHECK_OBJ(self);
data = bpy_bm_customdata_get(self->bm, self->htype);
index = CustomData_get_named_layer(data, self->type, keyname); /* type relative */
if (index != -1) {
return BPy_BMLayerItem_CreatePyObject(self->bm, self->htype, self->type, index);
}
else {
PyErr_Format(PyExc_KeyError,
"BMLayerCollection[key]: key \"%.200s\" not found", keyname);
return NULL;
}
}
static PyObject *bpy_bmlayercollection_subscript_slice(BPy_BMLayerCollection *self, Py_ssize_t start, Py_ssize_t stop)
{
Py_ssize_t len = bpy_bmlayercollection_length(self);
int count = 0;
PyObject *tuple;
BPY_BM_CHECK_OBJ(self);
if (start >= len) start = len - 1;
if (stop >= len) stop = len - 1;
tuple = PyTuple_New(stop - start);
for (count = start; count < stop; count++) {
PyTuple_SET_ITEM(tuple, count - start, BPy_BMLayerItem_CreatePyObject(self->bm, self->htype, self->type, count));
}
return tuple;
}
static PyObject *bpy_bmlayercollection_verify(BPy_BMLayerCollection *self)
{
int index;
CustomData *data;
BPY_BM_CHECK_OBJ(self);
data = bpy_bm_customdata_get(self->bm, self->htype);
index = CustomData_get_active_layer(data, self->type); /* type relative */
if (index == -1) {
BM_data_layer_add(self->bm, data, self->type);
index = 0;
}
BLI_assert(index >= 0);
return BPy_BMLayerItem_CreatePyObject(self->bm, self->htype, self->type, index);
}
static PyObject *bpy_bmlayercollection_values(BPy_BMLayerCollection *self)
{
PyObject *ret;
PyObject *item;
int index;
CustomData *data;
int tot, i;
BPY_BM_CHECK_OBJ(self);
data = bpy_bm_customdata_get(self->bm, self->htype);
index = CustomData_get_layer_index(data, self->type);
tot = (index != -1) ? CustomData_number_of_layers(data, self->type) : 0;
ret = PyList_New(tot);
for (i = 0; tot-- > 0; index++) {
item = BPy_BMLayerItem_CreatePyObject(self->bm, self->htype, self->type, i);
PyList_SET_ITEM(ret, i++, item);
}
return ret;
}