PyObject *
pygimp_item_new(gint32 ID)
{
PyObject *self;
if (!gimp_item_is_valid(ID)) {
Py_INCREF(Py_None);
return Py_None;
}
/* create the appropriate object type */
if (gimp_item_is_drawable(ID)) {
if (gimp_item_is_group(ID)) {
self = pygimp_group_layer_new(ID);
}
else {
self = pygimp_drawable_new(NULL, ID);
}
}
else /* Vectors */
self = pygimp_vectors_new(ID);
if (self == NULL)
return NULL;
return self;
}
PyObject *
pygimp_param_to_tuple(int nparams, const GimpParam *params)
{
PyObject *args, *tmp;
int i, j, n;
args = PyTuple_New(nparams);
for (i = 0; i < nparams && params[i].type != GIMP_PDB_END; i++) {
PyObject *value = NULL;
switch(params[i].type) {
case GIMP_PDB_INT32:
value = PyInt_FromLong(params[i].data.d_int32);
break;
case GIMP_PDB_INT16:
value = PyInt_FromLong(params[i].data.d_int16);
break;
case GIMP_PDB_INT8:
value = PyInt_FromLong(params[i].data.d_int8);
break;
case GIMP_PDB_FLOAT:
value = PyFloat_FromDouble(params[i].data.d_float);
break;
case GIMP_PDB_STRING:
if (params[i].data.d_string == NULL) {
Py_INCREF(Py_None);
value = Py_None;
} else
value = PyString_FromString(params[i].data.d_string);
break;
/* For these to work, the previous argument must have
* been an integer
*/
case GIMP_PDB_INT32ARRAY:
if (params[i].data.d_int32array == NULL) {
value = PyTuple_New(0);
break;
}
if ((tmp=PyTuple_GetItem(args, i-1)) == NULL) {
Py_DECREF(args);
return NULL;
}
if (!PyInt_Check(tmp)) {
PyErr_SetString(PyExc_TypeError,
"count type must be integer");
Py_DECREF(args);
return NULL;
}
n = PyInt_AsLong(tmp);
value = PyTuple_New(n);
for (j = 0; j < n; j++)
PyTuple_SetItem(value, j,
PyInt_FromLong(params[i].data.d_int32array[j]));
break;
case GIMP_PDB_INT16ARRAY:
if (params[i].data.d_int16array == NULL) {
value = PyTuple_New(0);
break;
}
if ((tmp=PyTuple_GetItem(args, i-1)) == NULL) {
Py_DECREF(args);
return NULL;
}
if (!PyInt_Check(tmp)) {
PyErr_SetString(PyExc_TypeError,
"count type must be integer");
Py_DECREF(args);
return NULL;
}
n = PyInt_AsLong(tmp);
value = PyTuple_New(n);
for (j = 0; j < n; j++)
PyTuple_SetItem(value, j,
PyInt_FromLong(params[i].data.d_int16array[j]));
break;
case GIMP_PDB_INT8ARRAY:
if (params[i].data.d_int8array == NULL) {
value = PyTuple_New(0);
break;
}
if ((tmp=PyTuple_GetItem(args, i-1)) == NULL) {
Py_DECREF(args);
return NULL;
}
if (!PyInt_Check(tmp)) {
PyErr_SetString(PyExc_TypeError,
"count type must be integer");
Py_DECREF(args);
return NULL;
}
n = PyInt_AsLong(tmp);
value = PyTuple_New(n);
for (j = 0; j < n; j++)
PyTuple_SetItem(value, j,
PyInt_FromLong(params[i].data.d_int8array[j]));
break;
case GIMP_PDB_FLOATARRAY:
if (params[i].data.d_floatarray == NULL) {
value = PyTuple_New(0);
break;
}
if ((tmp=PyTuple_GetItem(args, i-1)) == NULL) {
Py_DECREF(args);
return NULL;
}
if (!PyInt_Check(tmp)) {
PyErr_SetString(PyExc_TypeError,
"count type must be integer");
Py_DECREF(args);
return NULL;
}
n = PyInt_AsLong(tmp);
value = PyTuple_New(n);
for (j = 0; j < n; j++)
PyTuple_SetItem(value, j,
PyFloat_FromDouble(params[i].data.d_floatarray[j]));
break;
case GIMP_PDB_STRINGARRAY:
if (params[i].data.d_stringarray == NULL) {
value = PyTuple_New(0);
break;
}
if ((tmp=PyTuple_GetItem(args, i-1)) == NULL) {
Py_DECREF(args);
return NULL;
}
if (!PyInt_Check(tmp)) {
PyErr_SetString(PyExc_TypeError,
"count type must be integer");
Py_DECREF(args);
return NULL;
}
n = PyInt_AsLong(tmp);
value = PyTuple_New(n);
for (j = 0; j < n; j++)
PyTuple_SetItem(value, j,
params[i].data.d_stringarray[j] ?
PyString_FromString(params[i].data.d_stringarray[j]) :
PyString_FromString(""));
break;
case GIMP_PDB_COLOR:
value = pygimp_rgb_new(¶ms[i].data.d_color);
break;
case GIMP_PDB_REGION:
value = Py_BuildValue("(iiii)",
(int) params[i].data.d_region.x,
(int) params[i].data.d_region.y,
(int) params[i].data.d_region.width,
(int) params[i].data.d_region.height);
break;
case GIMP_PDB_DISPLAY:
value = pygimp_display_new(params[i].data.d_display);
break;
case GIMP_PDB_IMAGE:
value = pygimp_image_new(params[i].data.d_image);
break;
case GIMP_PDB_LAYER:
value = pygimp_layer_new(params[i].data.d_layer);
break;
case GIMP_PDB_CHANNEL:
value = pygimp_channel_new(params[i].data.d_channel);
break;
case GIMP_PDB_DRAWABLE:
value = pygimp_drawable_new(NULL, params[i].data.d_drawable);
break;
case GIMP_PDB_SELECTION:
value = pygimp_layer_new(params[i].data.d_selection);
break;
case GIMP_PDB_BOUNDARY:
value = PyInt_FromLong(params[i].data.d_boundary);
break;
case GIMP_PDB_VECTORS:
value = pygimp_vectors_new(params[i].data.d_vectors);
break;
case GIMP_PDB_PARASITE:
value = pygimp_parasite_new(gimp_parasite_copy(
&(params[i].data.d_parasite)));
break;
case GIMP_PDB_STATUS:
value = PyInt_FromLong(params[i].data.d_status);
break;
case GIMP_PDB_END:
break;
}
PyTuple_SetItem(args, i, value);
}
return args;
}
