CHAPTER 8
622
Interactive Features
Example 8.8
22 0 obj
<< /Type /Annot
/Subtype /Text
/Rect [ 266 116 430 204 ]
/Contents ( The quick brown fox ate the lazy mouse . )
>>
endobj
Link Annotations
A
link annotation
represents either a hypertext link to a destination elsewhere in
the document (see Section 8.2.1, “Destinations”) or an action to be performed
cific to this type of annotation.
TABLE 8.24 Additional entries specific to a link annotation
KEY
TYPE
VALUE
Subtype
name
dictionary
array, name or
byte string
name
(Required)
The type of annotation that this dictionary describes; must be
Link
for a link annotation.
(Optional; PDF 1.1)
An action to be performed when the link annotation is ac-
tivated (see Section 8.5, “Actions”).
(Optional; not permitted if an
A
entry is present)
A destination to be displayed
when the annotation is activated (see Section 8.2.1, “Destinations”; see also im-
(Optional; PDF 1.2)
The annotation’s
highlighting mode,
the visual effect to be
used when the mouse button is pressed or held down inside its active area:
N
I
O
P
A
Dest
H
(None) No highlighting.
(Invert) Invert the contents of the annotation rectangle.
(Outline) Invert the annotation’s border.
(Push) Display the annotation as if it were being pushed below the sur-
face of the page; see implementation note 90 in Appendix H.
Default value:
I
.
Note:
In PDF 1.1, highlighting is always done by inverting colors inside the anno-
tation rectangle.