HRESULT MXWriter_create(MSXML_VERSION version, IUnknown *outer, void **ppObj)
{
static const WCHAR version10W[] = {'1','.','0',0};
mxwriter *This;
HRESULT hr;
TRACE("(%p, %p)\n", outer, ppObj);
if (outer) FIXME("support aggregation, outer\n");
This = heap_alloc( sizeof (*This) );
if(!This)
return E_OUTOFMEMORY;
This->IMXWriter_iface.lpVtbl = &MXWriterVtbl;
This->ISAXContentHandler_iface.lpVtbl = &mxwriter_saxcontent_vtbl;
This->ref = 1;
This->class_version = version;
This->props[MXWriter_BOM] = VARIANT_TRUE;
This->props[MXWriter_DisableEscaping] = VARIANT_FALSE;
This->props[MXWriter_Indent] = VARIANT_FALSE;
This->props[MXWriter_OmitXmlDecl] = VARIANT_FALSE;
This->props[MXWriter_Standalone] = VARIANT_FALSE;
This->prop_changed = FALSE;
This->encoding = SysAllocString(utf16W);
This->version = SysAllocString(version10W);
This->xml_enc = XmlEncoding_UTF16;
This->element = NULL;
This->dest = NULL;
This->dest_written = 0;
hr = alloc_output_buffer(This->xml_enc, &This->buffer);
if (hr != S_OK) {
SysFreeString(This->encoding);
SysFreeString(This->version);
heap_free(This);
return hr;
}
init_dispex(&This->dispex, (IUnknown*)&This->IMXWriter_iface, &mxwriter_dispex);
*ppObj = &This->IMXWriter_iface;
TRACE("returning iface %p\n", *ppObj);
return S_OK;
}
int find_partition_2d(cloud_2d* data, specs_2d* specs, handler_2d* callback) {
int return_code = code_success;
if ( return_code = check_specs(specs) )
goto exit;
if ( return_code = check_handler(callback) )
goto exit;
double x_min, x_max, y_min, y_max;
double* min_max[4] = {&x_min, &x_max, &y_min, &y_max};
if ( return_code = check_data(data, min_max) )
goto exit;
treegrid_2d* grid;
if ( return_code = treegrid_2d_new(&grid, NULL) ) // TODO: define necessary args
goto exit;
int num_cells_total = insert_all_points(grid, data);
if ( num_cells_total < 0) {
return_code = num_cells_total;
goto clean_grid;
}
double *x_reduc = NULL, *y_reduc = NULL;
if ( return_code = alloc_output_buffer(&x_reduc, &y_reduc, num_cells_total) )
goto clean_array;
add_to_output_buffer(data, grid, x_reduc, y_reduc);
void* context = callback->use_data_context;
return_code = callback->use_data(context, x_reduc, y_reduc, num_cells_total);
clean_array:
if (x_reduc) free(x_reduc);
if (y_reduc) free(y_reduc);
clean_grid:
return_code = treegrid_2d_clean(grid);
exit:
return return_code;
}
