| 0,0 → 1,93 |
|---|
| #include "fitz.h" |
| #include "mupdf.h" |
| |
| static pdf_outline * |
| pdf_load_outline_imp(pdf_xref *xref, fz_obj *dict) |
| { |
| pdf_outline *node; |
| fz_obj *obj; |
| |
| if (fz_is_null(dict)) |
| return NULL; |
| |
| node = fz_malloc(sizeof(pdf_outline)); |
| node->title = NULL; |
| node->link = NULL; |
| node->child = NULL; |
| node->next = NULL; |
| node->count = 0; |
| |
| obj = fz_dict_gets(dict, "Title"); |
| if (obj) |
| node->title = pdf_to_utf8(obj); |
| |
| obj = fz_dict_gets(dict, "Count"); |
| if (obj) |
| node->count = fz_to_int(obj); |
| |
| if (fz_dict_gets(dict, "Dest") || fz_dict_gets(dict, "A")) |
| node->link = pdf_load_link(xref, dict); |
| |
| obj = fz_dict_gets(dict, "First"); |
| if (obj) |
| node->child = pdf_load_outline_imp(xref, obj); |
| |
| obj = fz_dict_gets(dict, "Next"); |
| if (obj) |
| node->next = pdf_load_outline_imp(xref, obj); |
| |
| return node; |
| } |
| |
| pdf_outline * |
| pdf_load_outline(pdf_xref *xref) |
| { |
| fz_obj *root, *obj, *first; |
| |
| root = fz_dict_gets(xref->trailer, "Root"); |
| obj = fz_dict_gets(root, "Outlines"); |
| first = fz_dict_gets(obj, "First"); |
| if (first) |
| return pdf_load_outline_imp(xref, first); |
| |
| return NULL; |
| } |
| |
| void |
| pdf_free_outline(pdf_outline *outline) |
| { |
| if (outline->child) |
| pdf_free_outline(outline->child); |
| if (outline->next) |
| pdf_free_outline(outline->next); |
| if (outline->link) |
| pdf_free_link(outline->link); |
| fz_free(outline->title); |
| fz_free(outline); |
| } |
| |
| void |
| pdf_debug_outline(pdf_outline *outline, int level) |
| { |
| int i; |
| while (outline) |
| { |
| for (i = 0; i < level; i++) |
| putchar(' '); |
| |
| if (outline->title) |
| printf("%s ", outline->title); |
| else |
| printf("<NULL> "); |
| |
| if (outline->link) |
| fz_debug_obj(outline->link->dest); |
| else |
| printf("<NULL>\n"); |
| |
| if (outline->child) |
| pdf_debug_outline(outline->child, level + 2); |
| |
| outline = outline->next; |
| } |
| } |