#ifndef OUTPUT_SPV_H
#define OUTPUT_SPV_H 1
-/* SPSS Viewer (SPV) file reader.
+/* SPSS Viewer (SPV) file reader. */
- An SPV file, represented as struct spv_reader, contains a number of
- top-level headings, each of which recursively contains other headings and
- tables. Here, we model a heading, text, table, or other element as an
- "item", and a an SPV file as a single root item that contains each of the
- top-level headings as a child item.
- */
-
-#include <cairo.h>
#include <stdbool.h>
-#include <stddef.h>
#include <stdint.h>
+#include <libxml/tree.h>
#include "libpspp/compiler.h"
struct fmt_spec;
-struct pivot_table;
+struct output_item;
+struct page_setup;
struct spv_data;
-struct spv_reader;
struct spvlb_table;
-struct string;
-struct _xmlDoc;
-
-/* SPV files. */
-
-char *spv_open (const char *filename, struct spv_reader **) WARN_UNUSED_RESULT;
-void spv_close (struct spv_reader *);
+struct zip_reader;
+/* Main functions. */
+char *spv_read (const char *filename, struct output_item **,
+ struct page_setup **) WARN_UNUSED_RESULT;
char *spv_detect (const char *filename) WARN_UNUSED_RESULT;
-const char *spv_get_errors (const struct spv_reader *);
-void spv_clear_errors (struct spv_reader *);
-
-struct spv_item *spv_get_root (const struct spv_reader *);
-void spv_item_dump (const struct spv_item *, int indentation);
-
-const struct page_setup *spv_get_page_setup (const struct spv_reader *);
-
-/* Items.
-
- An spv_item represents of the elements that can occur in an SPV file. Items
- form a tree because "heading" items can have an arbitrary number of child
- items, which in turn may also be headings. The root item, that is, the item
- returned by spv_get_root(), is always a heading. */
-
-enum spv_item_type
- {
- SPV_ITEM_HEADING,
- SPV_ITEM_TEXT,
- SPV_ITEM_TABLE,
- SPV_ITEM_GRAPH,
- SPV_ITEM_MODEL,
- SPV_ITEM_IMAGE,
- SPV_ITEM_TREE,
- };
-
-const char *spv_item_type_to_string (enum spv_item_type);
-
-#define SPV_CLASSES \
- SPV_CLASS(CHARTS, "charts") \
- SPV_CLASS(HEADINGS, "headings") \
- SPV_CLASS(LOGS, "logs") \
- SPV_CLASS(MODELS, "models") \
- SPV_CLASS(TABLES, "tables") \
- SPV_CLASS(TEXTS, "texts") \
- SPV_CLASS(TREES, "trees") \
- SPV_CLASS(WARNINGS, "warnings") \
- SPV_CLASS(OUTLINEHEADERS, "outlineheaders") \
- SPV_CLASS(PAGETITLE, "pagetitle") \
- SPV_CLASS(NOTES, "notes") \
- SPV_CLASS(UNKNOWN, "unknown") \
- SPV_CLASS(OTHER, "other")
-enum spv_item_class
- {
-#define SPV_CLASS(ENUM, NAME) SPV_CLASS_##ENUM,
- SPV_CLASSES
-#undef SPV_CLASS
- };
-enum
- {
-#define SPV_CLASS(ENUM, NAME) +1
- SPV_N_CLASSES = SPV_CLASSES
-#undef SPV_CLASS
-};
-#define SPV_ALL_CLASSES ((1u << SPV_N_CLASSES) - 1)
-
-const char *spv_item_class_to_string (enum spv_item_class);
-enum spv_item_class spv_item_class_from_string (const char *);
-
-struct spv_item
- {
- struct spv_reader *spv;
- struct spv_item *parent;
- size_t parent_idx; /* item->parent->children[parent_idx] == item */
-
- bool error;
-
- char *structure_member;
-
- enum spv_item_type type;
- char *label; /* Localized label. */
- char *command_id; /* Non-localized unique command identifier. */
-
- /* Whether the item is visible.
- For SPV_ITEM_HEADING, false indicates that the item is collapsed.
- For SPV_ITEM_TABLE, false indicates that the item is not shown. */
- bool visible;
-
- /* SPV_ITEM_HEADING only. */
- struct spv_item **children;
- size_t n_children, allocated_children;
-
- /* SPV_ITEM_TABLE only. */
- struct pivot_table *table; /* NULL if not yet loaded. */
- struct pivot_table_look *table_look;
- char *bin_member;
- char *xml_member;
- char *subtype;
-
- /* SPV_ITEM_TEXT only. */
- struct pivot_value *text;
-
- /* SPV_ITEM_IMAGE only. */
- char *png_member;
- cairo_surface_t *image;
- };
-
-void spv_item_format_path (const struct spv_item *, struct string *);
-
-void spv_item_load (const struct spv_item *);
-
-enum spv_item_type spv_item_get_type (const struct spv_item *);
-enum spv_item_class spv_item_get_class (const struct spv_item *);
-
-const char *spv_item_get_label (const struct spv_item *);
-
-bool spv_item_is_heading (const struct spv_item *);
-size_t spv_item_get_n_children (const struct spv_item *);
-struct spv_item *spv_item_get_child (const struct spv_item *, size_t idx);
-
-bool spv_item_is_table (const struct spv_item *);
-const struct pivot_table *spv_item_get_table (const struct spv_item *);
-
-bool spv_item_is_text (const struct spv_item *);
-const struct pivot_value *spv_item_get_text (const struct spv_item *);
-
-bool spv_item_is_image (const struct spv_item *);
-cairo_surface_t *spv_item_get_image (const struct spv_item *);
-
-bool spv_item_is_visible (const struct spv_item *);
-
-#define SPV_ITEM_FOR_EACH(ITER, ROOT) \
- for ((ITER) = (ROOT); (ITER) != NULL; (ITER) = spv_item_next(ITER))
-#define SPV_ITEM_FOR_EACH_SKIP_ROOT(ITER, ROOT) \
- for ((ITER) = (ROOT); ((ITER) = spv_item_next(ITER)) != NULL;)
-struct spv_item *spv_item_next (const struct spv_item *);
-
-const struct spv_item *spv_item_get_parent (const struct spv_item *);
-size_t spv_item_get_level (const struct spv_item *);
-
-const char *spv_item_get_command_id (const struct spv_item *);
-const char *spv_item_get_subtype (const struct spv_item *);
-
-char *spv_item_get_structure (const struct spv_item *, struct _xmlDoc **)
- WARN_UNUSED_RESULT;
-
-bool spv_item_is_light_table (const struct spv_item *);
-char *spv_item_get_light_table (const struct spv_item *,
- struct spvlb_table **)
- WARN_UNUSED_RESULT;
-char *spv_item_get_raw_light_table (const struct spv_item *,
- void **data, size_t *size)
- WARN_UNUSED_RESULT;
-
-bool spv_item_is_legacy_table (const struct spv_item *);
-char *spv_item_get_raw_legacy_data (const struct spv_item *item,
- void **data, size_t *size)
- WARN_UNUSED_RESULT;
-char *spv_item_get_legacy_data (const struct spv_item *, struct spv_data *)
- WARN_UNUSED_RESULT;
-char *spv_item_get_legacy_table (const struct spv_item *, struct _xmlDoc **)
- WARN_UNUSED_RESULT;
-
-void spv_item_set_table_look (struct spv_item *,
- const struct pivot_table_look *);
+/* Debugging functions. */
+char *spv_read_light_table (struct zip_reader *, const char *bin_member,
+ struct spvlb_table **) WARN_UNUSED_RESULT;
+char *spv_read_legacy_data (struct zip_reader *, const char *bin_member,
+ struct spv_data *) WARN_UNUSED_RESULT;
+char *spv_read_xml_member (struct zip_reader *, const char *member_name,
+ bool keep_blanks, const char *root_element_name,
+ xmlDoc **) WARN_UNUSED_RESULT;
+/* Helpers. */
char *spv_decode_fmt_spec (uint32_t u32, struct fmt_spec *) WARN_UNUSED_RESULT;
#endif /* output/spv/spv.h */