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-rw-r--r--source/pdf/pdf-object.c53
1 files changed, 49 insertions, 4 deletions
diff --git a/source/pdf/pdf-object.c b/source/pdf/pdf-object.c
index ec66376a..bc856644 100644
--- a/source/pdf/pdf-object.c
+++ b/source/pdf/pdf-object.c
@@ -59,6 +59,7 @@ typedef struct pdf_obj_num_s
typedef struct pdf_obj_string_s
{
pdf_obj super;
+ char *text; /* utf8 encoded text string */
unsigned int len;
char buf[1];
} pdf_obj_string;
@@ -141,6 +142,7 @@ pdf_new_string(fz_context *ctx, const char *str, size_t len)
obj->super.refs = 1;
obj->super.kind = PDF_STRING;
obj->super.flags = 0;
+ obj->text = NULL;
obj->len = l;
memcpy(obj->buf, str, len);
obj->buf[len] = '\0';
@@ -336,6 +338,32 @@ int pdf_to_str_len(fz_context *ctx, pdf_obj *obj)
return 0;
}
+const char *pdf_to_string(fz_context *ctx, pdf_obj *obj, size_t *sizep)
+{
+ RESOLVE(obj);
+ if (OBJ_IS_STRING(obj))
+ {
+ if (sizep)
+ *sizep = STRING(obj)->len;
+ return STRING(obj)->buf;
+ }
+ if (sizep)
+ *sizep = 0;
+ return "";
+}
+
+const char *pdf_to_text_string(fz_context *ctx, pdf_obj *obj)
+{
+ RESOLVE(obj);
+ if (OBJ_IS_STRING(obj))
+ {
+ if (!STRING(obj)->text)
+ STRING(obj)->text = pdf_new_utf8_from_pdf_string(ctx, STRING(obj)->buf, STRING(obj)->len);
+ return STRING(obj)->text;
+ }
+ return "";
+}
+
void pdf_set_int(fz_context *ctx, pdf_obj *obj, int64_t i)
{
if (OBJ_IS_INT(obj))
@@ -1669,6 +1697,11 @@ pdf_drop_obj(fz_context *ctx, pdf_obj *obj)
pdf_drop_array(ctx, obj);
else if (obj->kind == PDF_DICT)
pdf_drop_dict(ctx, obj);
+ else if (obj->kind == PDF_STRING)
+ {
+ fz_free(ctx, STRING(obj)->text);
+ fz_free(ctx, obj);
+ }
else
fz_free(ctx, obj);
}
@@ -2254,10 +2287,12 @@ const char *pdf_dict_get_name(fz_context *ctx, pdf_obj *dict, pdf_obj *key)
const char *pdf_dict_get_string(fz_context *ctx, pdf_obj *dict, pdf_obj *key, size_t *sizep)
{
- pdf_obj *val = pdf_dict_get(ctx, dict, key);
- if (sizep)
- *sizep = pdf_to_str_len(ctx, val);
- return pdf_to_str_buf(ctx, val);
+ return pdf_to_string(ctx, pdf_dict_get(ctx, dict, key), sizep);
+}
+
+const char *pdf_dict_get_text_string(fz_context *ctx, pdf_obj *dict, pdf_obj *key)
+{
+ return pdf_to_text_string(ctx, pdf_dict_get(ctx, dict, key));
}
int pdf_array_get_bool(fz_context *ctx, pdf_obj *array, int index)
@@ -2274,3 +2309,13 @@ float pdf_array_get_real(fz_context *ctx, pdf_obj *array, int index)
{
return pdf_to_real(ctx, pdf_array_get(ctx, array, index));
}
+
+const char *pdf_array_get_string(fz_context *ctx, pdf_obj *array, int index, size_t *sizep)
+{
+ return pdf_to_string(ctx, pdf_array_get(ctx, array, index), sizep);
+}
+
+const char *pdf_array_get_text_string(fz_context *ctx, pdf_obj *array, int index)
+{
+ return pdf_to_text_string(ctx, pdf_array_get(ctx, array, index));
+}