- struct pivot_table *pt = pivot_table_create__ (
- (t->title
- ? pivot_value_new_user_text (t->title, SIZE_MAX)
- : pivot_value_new_text (N_("Custom Tables"))),
- "Custom Tables");
- if (t->caption)
- pivot_table_set_caption (
- pt, pivot_value_new_user_text (t->caption, SIZE_MAX));
- if (t->corner)
- pivot_table_set_caption (
- pt, pivot_value_new_user_text (t->corner, SIZE_MAX));
-
- pivot_table_set_look (pt, ct->look);
- struct pivot_dimension *d[PIVOT_N_AXES];
- for (enum pivot_axis_type a = 0; a < PIVOT_N_AXES; a++)
- {
- static const char *names[] = {
- [PIVOT_AXIS_ROW] = N_("Rows"),
- [PIVOT_AXIS_COLUMN] = N_("Columns"),
- [PIVOT_AXIS_LAYER] = N_("Layers"),
- };
- d[a] = (t->axes[a] || a == t->summary_axis
- ? pivot_dimension_create (pt, a, names[a])
- : NULL);
- if (!d[a])
- continue;
-
- assert (t->axes[a]);
-
- struct ctables_cell **sorted = xnmalloc (t->cells.count, sizeof *sorted);
-
- struct ctables_cell *cell;
- size_t n = 0;
- HMAP_FOR_EACH (cell, struct ctables_cell, node, &t->cells)
- if (!cell->hide)
- sorted[n++] = cell;
- assert (n <= t->cells.count);
-
- struct ctables_cell_sort_aux aux = { .t = t, .a = a };
- sort (sorted, n, sizeof *sorted, ctables_cell_compare_3way, &aux);
-
- size_t max_depth = 0;
- for (size_t j = 0; j < t->stacks[a].n; j++)
- if (t->stacks[a].nests[j].n > max_depth)
- max_depth = t->stacks[a].nests[j].n;
-
- struct pivot_category **groups = xnmalloc (max_depth, sizeof *groups);
- struct pivot_category *top = NULL;
- int prev_leaf = 0;
- for (size_t j = 0; j < n; j++)
- {
- struct ctables_cell *cell = sorted[j];
- const struct ctables_nest *nest = &t->stacks[a].nests[cell->axes[a].stack_idx];
-
- size_t n_common = 0;
- bool new_subtable = false;
- if (j > 0)
- {
- struct ctables_cell *prev = sorted[j - 1];
- if (prev->axes[a].stack_idx == cell->axes[a].stack_idx)
- {
- for (; n_common < nest->n; n_common++)
- if (n_common != nest->scale_idx
- && (prev->axes[a].cvs[n_common].category
- != cell->axes[a].cvs[n_common].category
- || !value_equal (&prev->axes[a].cvs[n_common].value,
- &cell->axes[a].cvs[n_common].value,
- var_get_type (nest->vars[n_common]))))
- break;
- }
- else
- new_subtable = true;
- }
- else
- new_subtable = true;
-
- if (new_subtable)
- {
- enum ctables_vlabel vlabel = ct->vlabels[var_get_dict_index (nest->vars[0])];
- top = d[a]->root;
- if (vlabel != CTVL_NONE)
- top = pivot_category_create_group__ (
- top, pivot_value_new_variable (nest->vars[0]));
- }
- if (n_common == nest->n)
- {
- cell->axes[a].leaf = prev_leaf;
- continue;
- }