int main()
{
xorn_revision_t rev0, rev1, rev2;
struct xornsch_line line_data;
xorn_object_t ob;
rev0 = xorn_new_revision(NULL);
assert(rev0 != NULL);
xorn_finalize_revision(rev0);
rev1 = xorn_new_revision(rev0);
assert(rev1 != NULL);
memset(&line_data, 0, sizeof line_data);
line_data.pos.x = 0;
line_data.pos.y = 1;
line_data.size.x = 3;
line_data.size.y = 2;
line_data.color = 3;
line_data.line.width = 1;
ob = xorn_add_object(rev1, xorn_obtype_none, &line_data);
assert(ob == NULL);
ob = xorn_add_object(rev1, xornsch_obtype_line, &line_data);
assert(ob != NULL);
xorn_finalize_revision(rev1);
rev2 = xorn_new_revision(rev1);
assert(rev2 != NULL);
assert(xorn_set_object_data(rev2, ob,
xorn_obtype_none, &line_data) == -1);
assert(xorn_set_object_data(rev2, ob,
xornsch_obtype_line, &line_data) == 0);
xorn_finalize_revision(rev2);
xorn_free_revision(rev2);
xorn_free_revision(rev1);
xorn_free_revision(rev0);
return 0;
}
static PyObject *Revision_set_object_data(
Revision *self, PyObject *args, PyObject *kwds)
{
PyObject *ob_arg = NULL, *data_arg = NULL;
static char *kwlist[] = { "ob", "data", NULL };
if (!PyArg_ParseTupleAndKeywords(
args, kwds, "O!O:Revision.set_object_data", kwlist,
&ObjectType, &ob_arg, &data_arg))
return NULL;
if (!xorn_revision_is_transient(self->rev))
return not_transient();
xorn_obtype_t type = xorn_obtype_none;
const void *data = NULL;
if (prepare_data(data_arg, &type, &data) == -1) {
char buf[BUFSIZ];
snprintf(buf, BUFSIZ,
"Revision.set_object_data() argument 'data' (pos 2) "
"must be of xorn.storage object type, not %.50s",
data_arg->ob_type->tp_name);
PyErr_SetString(PyExc_TypeError, buf);
return NULL;
}
if (type != xornsch_obtype_text) {
xorn_object_t attached_to;
if (xorn_get_object_location(self->rev, ((Object *)ob_arg)->ob,
&attached_to, NULL) != -1 &&
attached_to != NULL) {
PyErr_SetString(PyExc_ValueError,
"Cannot set attached object to "
"something other than text");
return NULL;
}
}
if (type != xornsch_obtype_net && type != xornsch_obtype_component) {
size_t count;
if (xorn_get_objects_attached_to(
self->rev, ((Object *)ob_arg)->ob,
NULL, &count) != -1 && count != 0) {
PyErr_SetString(
PyExc_ValueError,
"Cannot set object with attached objects to "
"something other than net or component");
return NULL;
}
}
if (xorn_set_object_data(self->rev, ((Object *)ob_arg)->ob,
type, data) == -1)
return PyErr_NoMemory();
Py_INCREF(Py_None);
return Py_None;
}
int main(void)
{
xorn_revision_t rev;
rev = xorn_new_revision(NULL);
{
/** [add object] */
struct xornsch_line line_data;
memset(&line_data, 0, sizeof line_data);
line_data.pos.x = 0;
line_data.pos.y = 0;
line_data.size.x = 100;
line_data.size.y = 100;
line_data.line.width = 1;
xorn_object_t ob;
ob = xorn_add_object(rev, xornsch_obtype_line, &line_data);
if (ob == NULL)
/* handle error */;
/** [add object] */
/** [get object data] */
const struct xornsch_line *data;
data = xorn_get_object_data(rev, ob, xornsch_obtype_line);
if (data == NULL)
/* ob doesn't exist or isn't a line */;
/** [get object data] */
}
{
struct xornsch_net net_data;
xorn_object_t ob;
memset(&net_data, 0, sizeof net_data);
ob = xornsch_add_net(rev, &net_data);
/** [set object data] */
struct xornsch_line line_data;
memset(&line_data, 0, sizeof line_data);
line_data.pos.x = 0;
line_data.pos.y = 0;
line_data.size.x = 100;
line_data.size.y = 100;
line_data.line.width = 1;
if (xorn_set_object_data(rev, ob, xornsch_obtype_line, &line_data) == -1)
/* handle error */;
/** [set object data] */
}
{
/** [get objects] */
xorn_object_t *objects;
size_t count;
unsigned int i;
if (xorn_get_objects(rev, &objects, &count) == -1)
/* handle error */;
for (i = 0; i < count; i++)
/* do something with objects[i] */;
free(objects);
/** [get objects] */
}
{
struct xornsch_component component_data;
xorn_object_t component;
memset(&component_data, 0, sizeof component_data);
component = xornsch_add_component(rev, &component_data);
/** [add attribute] */
struct xornsch_text text_data;
memset(&text_data, 0, sizeof text_data);
text_data.text.s = "refdes=R1";
text_data.text.len = strlen(text_data.text.s);
xorn_object_t ob;
ob = xornsch_add_text(rev, &text_data);
if (ob == NULL)
/* handle error */;
if (xorn_relocate_object(rev, ob, component, NULL) == -1)
/* handle error */;
/** [add attribute] */
}
xorn_free_revision(rev);
return 0;
}