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Adobe Acrobat SDK
Adobe® Supplement to the ISO 32000
As previously mentioned, files in the
naming convention applied to the name tree key strings. Strings that conform to the following rules serve
to associate the corresponding file with a folder:
The name tree keys are PDF text strings.
●
The first character, excluding any byte order marker, is U+003C, the LESS-THAN SIGN (<).
●
The following characters shall one or more digits (0 to 9) followed by the closing U+003E, the
●
GREATER-THAN SIGN (>)
The remainder of the string is a file name.
●
The section of the string enclosed by LESS-THAN SIGN GREATER-THAN SIGN(
numeric value that specifies the
correspond to a folder
the embedded file.
Files in the
with the root folder.
Navigators
Beginning with extension level 3, a portable collection can include a SWF file-based interactive layout, or
presentation, of the collection contents. The SWF file that manages the presentation is called a navigator. A
conforming interactive reader shall play the SWF file that drives the presentation of the collection, unless
some other considerations such as accessibility require a non-SWF file-based presentation. (See
implementation note E-2,
This section describes how navigator information is stored in a PDF file, but does not describe the SWF file
that implements the navigator itself. (See implementation note E-3,
When a portable collection is created, the
given a value of
entry in the collection dictionary contains an indirect reference to the navigator dictionary that describes
the navigator. Other entries in the collection dictionary may also be present. These include
,
Colors
The navigator dictionary contains a variety of information about the navigator to be used, such as the
location of the SWF file that implements the layout of the collection, a unique ID number, load type, and
resources. The following table lists the entries in the navigator dictionary; the entries used only for
authoring are noted.
KEY
SWF
Name
ID
. The section of the string following the folder ID tag represents the file name of
ID
name tree that do not conform to these rules shall be treated as associated
EmbeddedFiles
page
130.)
to indicate that the collection view is provided by a custom navigator. A
C
, and
. See Table 8.6 on
Folders
Split
TABLE 8.6d Entries in a navigator dictionary
TYPE
text string
text string
name tree are associated with folders by a special
EmbeddedFiles
value of the folder with which the file is associated. The value shall
entry of the collection dictionary (Table 8.6,
View
page 29
for information about these entries.
VALUE
(Required; ExtensionLevel 3) The location of the SWF file that
implements the layout of the collection, expressed as an entry in
the navigator's resources tree. See the
this table.
(Required; ExtensionLevel 3; authoring only) The name to be
displayed to the user when choosing a navigator in a conforming
interactive reader.
Interactive Features (Chapter 8 in PDF Reference)
is interpreted as a
<>)
page
130.)
Resources
8.2.4 Collections
34
page
29) is
Navigator
,
Resources
entry later in
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