Apryse WebViewer

Class: Link

Core.Annotations. Link

Represents a PDF Link annotation with associated actions.
Parameters:
Name Type Description
options object A map of properties to set on the new Link
Properties:
Name Type Description
URI string The URI to launch when the link is clicked

Extends

Members

Author

The author of the annotation.
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BlendMode

Gets or sets the annotation blend mode.
THIS PROPERTY IS EXPERIMENTAL, NOT CURRENTLY PERSISTED AND ONLY WORKS WITHIN WEBVIEWER Blend mode will not be retained when dragging annotation across pages. You can call annotationManager.disableDraggingAcrossPages() to prevent movement between pages.
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Color

Gets or sets the annotation's stroke color.
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DateModified

Gets or sets the date that the annotation was last modified.
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elementName

Gets or sets the name of the annotation element in XFDF.

This property cannot be initialized through the initializer.

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Height

Gets or sets the height of the annotation.
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Hidden

Gets or sets whether the annotation is hidden.
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Id

A unique identifier for the annotation. Corresponds to the name attribute in XFDF.
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InReplyTo

The Id of the annotation that this annotation is replying to or the parent annotation it is grouped with.
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Invisible

Gets or sets whether the annotation is invisible, only if it is an unknown annotation type. Generally for hiding annotations you should use "Hidden".
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IsAdded

Gets or sets whether the annotation has been added since the last time the AnnotCommand was retrieved.
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IsClickableOutsideRect

Gets or sets whether any parts of the annotation drawn outside of the rect are clickable.
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IsDeleted

Gets or sets whether the annotation has been deleted since the last time the AnnotCommand was retrieved.
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IsModified

Gets or sets whether the annotation has been modified since the last time the AnnotCommand was retrieved.
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Listable

Gets or sets whether the annotation should be listed in annotation lists. If set to false the annotation also will not be selectable.
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Locked

Gets or sets whether the annotation is locked or not. If it's locked it can't be edited or deleted, but the note can be edited.
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LockedContents

Gets or sets whether the annotation contents are locked or not. If the contents are locked then note can't be edited but the annotation can be edited or deleted.
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MaintainAspectRatio

Gets or sets if the annotation maintains aspect ratio when being resized.
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NoDelete

Gets or sets if this annotation can be deleted.
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NoMove

Gets or sets whether or not the annotation can be moved.
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NoResize

Gets or sets if this annotation can be resized by the user.
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NoRotate

Gets or sets if this annotation rotates with the page.
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NoView

Gets or sets whether the annotation is visible on the screen. Differs from Hidden in that it can still be printed if the print flag is set.
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NoZoom

Gets or sets if this annotation scales with the page.
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PageNumber

Gets or sets the page number of a document that the annotation appears on.
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Printable

Gets or sets whether the annotation should be displayed when printing the page.
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ReadOnly

Gets or sets whether the annotation is readonly or not. If it's readonly it can't be edited or deleted.
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ReplyType

The type of reply.
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Rotation

Gets or sets the annotation's clockwise rotation in degrees. Valid values are 0, 90, 180 and 270. Only applies to Stamp, FreeText and Caret annotations.
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RotationControlEnabled

Enables or disables the annotation's rotation control.
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selectionModel

Gets or sets a selection model constructor for how an annotation gets selected.
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StrokeStyle

Gets or sets the stroke style of the link annotation.

StrokeThickness

Gets or sets the stroke thickness of the link annotation.

Subject

Represents the subject of the annotation. Default is the annotation's type.
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ToggleNoView

Gets or sets whether the ToggleNoView flag is set on the annotation.
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ToolName

The name of the tool that is used to create this annotation.
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Width

Gets or sets the width of the annotation.
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X

Gets or sets the annotation's x-axis position.
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Y

Gets or sets the annotation's y-axis position.
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Methods

addCustomAppearance(doc [, options])

Adds a custom appearance to the annotation so that the annotation appears like the specified PDF page or object in the PDF page. This appearance will be used instead of the default WebViewer drawing of the annotation.
Parameters:
Name Type Argument Description
doc Core.Document the PDF document object.
options object <optional>
 An object that can contain the following optional parameters.
Properties
Name Type Argument Default Description
pageNumber string <optional>
 1 Page number of source document to use for custom appearance.
objnum string <optional>
 The object number from the appearance document.
gennum string <optional>
 The generation number from the appearance document.
transparentBackground string <optional>
 Transparent background, default is true.
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adjustRect()

Adjusts the annotation's bounding rectangle to take into account changes to the annotation e.g. stroke thickness, start/end points, etc
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createInnerElement()

Returns the HTML element of a widget annotation. Override this method to customize the HTML element.
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Returns:
a HTML element
Type
HTMLElement

deleteCustomData(key)

Deletes custom data associated with the given key.
Parameters:
Name Type Description
key string The key for which to delete the associated data.
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deserialize(element, pageMatrix)

Deserializes the xml element into the annotation
Parameters:
Name Type Description
element Element an xml element representing the annotation
pageMatrix object the page matrix used to convert PDF coordinates to XOD coordinates.
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disableRotationControl()

Disables the rotation control for the annotation
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draw(ctx, pageMatrix)

Draws the annotation on the provide canvas context, relative to the page. The point (0,0) coresponds to the top left corner of the page.
Parameters:
Name Type Description
ctx CanvasRenderingContext2D The canvas context prepared to be drawn on.
pageMatrix object The page matrix for the page that the annotation is on. You can get this object by calling getPageMatrix on the document object.
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enableRotationControl()

Enables the rotation control for the annotation
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getAssociatedNumber()

Gets the number associated with this annotation, if any.
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See:
Returns:
The number associated with this annotation. If no number is associated then undefined is returned.
Type
number | undefined

getAttachments()

Gets the attachments of the annotation.
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Returns:
Type
Array.<Core.Annotations.Annotation.AnnotationAttachment>

getContentEditAnnotationId()

Returns the Content Annotation Id associated with a FreeText annotation that is used for inline editing, if there is one.
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Returns:
Type
string

getContentEditType()

Returns the content edit type, if there is one. Only applicable to content edit placeholder annotations.
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Returns:
Type
string

getContents()

Gets the text content for the annotation. Contents may be displayed in an annotation's popup or directly on the page (in the case of FreeTextAnnotation).
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Returns:
the text content for the annotation.
Type
string

getCustomData(key)

Returns custom data associated with the given key.
Parameters:
Name Type Description
key string The key for which to retrieve the associated data.
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Returns:
value The custom data. If no data is available an empty string is returned.
Type
string

getGroupedChildren()

Gets the list of group children to this annotation.
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Returns:
The list of group children
Type
Array.<Core.Annotations.Annotation>

getHeight()

Gets the height of the annotation.
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Returns:
the height of the annotation.
Type
number

getNoZoomReferencePoint()

Gets the x and y zoom reference point for NoZoom annotation.
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Returns:
The (x, y) no zoom reference factor.
Type
Core.Math.Point

getPageNumber()

Gets the page number of the annotation. Note: page number starts from 1.
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Returns:
The annotation's page number
Type
number

getRect()

Get annotation bounding rectangle
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Returns:
Type
Core.Math.Rect

getRectPadding()

Gets the padding that will be applied by default on the annotation's rectangle.
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Returns:
The amount of padding
Type
number

getReplies()

Gets the list of replies to this annotation.
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Returns:
The list of replies
Type
Array.<Core.Annotations.Annotation>

getRichTextStyle()

Gets the rich text style of the annotation.
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Returns:
the current rich text style
Type
Core.Annotations.Annotation.RichTextStyle

getStatus()

Gets the status of the annotation, and returns an empty string if no status set.
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Returns:
The last status update.
Type
string

getWidth()

Gets the width of the annotation.
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Returns:
the width of the annotation.
Type
number

getX()

Gets the x position measured in page coordinates of an annotation.
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Returns:
the x position
Type
number

getY()

Gets the y position measured in page coordinates.
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Returns:
Type
number

hasRotationControlEnabled()

Returns true if the rotation control is enabled for the annotation and false otherwise.
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Returns:
Type
boolean
Returns whether the link is added by WebViewer automatically.
Returns:
Whether the link is added by WebViewer automatically.
Type
boolean

isContentEditPlaceholder()

Returns whether the annotation is a content editing placeholder, which are annotations used as placeholders for content edit boxes when the content editing tool is active
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Returns:
Whether the annotation is a content edit placeholder or not
Type
boolean

isFullSignature()

Checks if the annotation is a full signature
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Returns:
Returns whether the annotation is a full signature or not
Type
boolean

isGrouped()

Gets whether the annotation is a child of a group
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Returns:
Returns true if the annotation is a child of a group, false otherwise.
Type
boolean

isInContentEditFocusMode(contentEditManager)

Checks if a content edit annotation is being edited and has focus.
Parameters:
Name Type Description
contentEditManager Core.ContentEditManager An instance of contentEditManager
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Returns:
Returns whether an annotation is on content edit focus mode or not
Type
boolean

isInitials()

Checks if the annotation is initials
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Returns:
Returns whether the annotation is initials or not
Type
boolean

isInternal()

Returns true if annotation is part of the original document, false otherwise.
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Returns:
Whether the annotation is internal to the document or not
Type
boolean

isPrintVisible()

Whether the annotation is visible on the document or not **when printed**. If Hidden or if the annotation is a reply to another annotation then it won't be visible.
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Returns:
Whether the annotation is visible on the document or not when printed
Type
boolean

isReply()

Gets whether the annotation is a reply to another annotation.
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Returns:
Returns true if it does reply to another annotation, false otherwise.
Type
boolean

isVisible()

Whether the annotation is visible on the document or not **when viewing**. If the Hidden or NoView flags are set, or if the annotation is a reply to another annotation then it won't be visible.
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Returns:
Whether the annotation is visible on the document or not when viewing
Type
boolean

move(rect)

Move the annotation based on a new given Core.Math.Rect. Use this method instead of setRect when internal properties (other than x, y, width and height) need to be modified on move.
Parameters:
Name Type Description
rect Core.Math.Rect the new bounding rectangle
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removeCustomAppearance()

Removes the custom appearance of the annotation.
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resize(rect)

Resize the annotation based on a new given Core.Math.Rect. Use this method instead of setRect when internal properties (other than x, y, width and height) need to be modified on resize.
Parameters:
Name Type Description
rect Core.Math.Rect the new bounding rectangle
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resourcesLoaded()

Resolves when all required resources have finished loading. Currently only applicable to stamp annotations that use images.
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Returns:
A promise that resolves when the resources have finished loading
Type
Promise.<void>

serialize(element, pageMatrix)

Serialize the annotation to an xml element
Parameters:
Name Type Description
element Element an xml element representing the annotation
pageMatrix object the page matrix used to convert XOD coordinates to PDF coordinates.
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Returns:
the resulting xml element representing the annotation
Type
Element

setAssociatedNumber(number)

Sets the number to be associated with this annotation.
Parameters:
Name Type Description
number number The number to be associated with this annotation.
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See:

setAttachments(files)

Sets the attachments of the annotation.
Parameters:
Name Type Description
files Array.<(File|Core.Annotations.Annotation.AnnotationAttachment)> Array of attachments data.
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setContents(value)

Set the text content for the annotation. Note that this will not refresh the text in the UI.
Parameters:
Name Type Description
value string the text content to be set
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setCustomData(key, value)

Sets the custom data associated with the specified key.
Parameters:
Name Type Description
key string The key under which to store this custom data. Data will automatically be saved in the exported XFDF and merged into the PDF when downloading.
value string The custom data to store
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setHeight(value)

Sets the height of the annotation.
Parameters:
Name Type Description
value number the height of the annotation.
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setModified( [shouldKeepAppearance])

Flags the annotation as modified if it has been before the last call to exportAnnotationCommand Removes the annotation's appearance if no parameter is passed Should be called if changing a custom property on the annotation that is used for serialization Otherwise the annotation will serialize the original deserialized value
Parameters:
Name Type Argument Description
shouldKeepAppearance boolean <optional>
 If true then the annotation's appearance will be maintained
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setNoZoomReferencePoint(referencePoint)

Set the x and y zoom reference point for NoZoom annotation. When this value is set, the NoZoom annotation will stay relative to the given point after the page zoom changes.
Parameters:
Name Type Description
referencePoint object The proportional factor for calculating the reference point which is relative to the top left of the annotation. For example, setting this value to {x:0.5, y:1} will set the reference point to the center bottom of the annotation.
Properties
Name Type Description
x number The x value of the reference point. Needs to be a value between 0 and 1.
y number The y value of the reference point. Needs to be a value between 0 and 1.
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setPageNumber(value)

Sets the page number of the annotation. Note: page numbers start from 1.
Parameters:
Name Type Description
value number the page number to be set
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setRect(rect)

Sets the size and location of the annotation's bounding rectangle. Use this method instead of resize when only the x, y, width and height needs to be modified. Beware: this method ignores coordinates if they are the wrong way around. (It hasn't been fixed for reasons of maintaining backward compatibility. use setRectWithNormalization instead if you want it to reverse the wrong-way-round coordinates instead of ignoring them.)
Parameters:
Name Type Description
rect Core.Math.Rect the new bounding rectangle
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setRectWithNormalization(rect)

Sets the size and location of the annotation's bounding rectangle. Use this method instead of resize when only the x, y, width and height needs to be modified. Use setRectWithNormalization instead of setRect if you want to reverse any wrong-way-round coordinates instead of ignoring them.
Parameters:
Name Type Description
rect Core.Math.Rect the new bounding rectangle
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setRichTextStyle(richTextStyle)

Sets the rich text style of the annotation. New style will replace the old one
Parameters:
Name Type Description
richTextStyle Core.Annotations.Annotation.RichTextStyle The new rich text style of the annotation
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setWidth(value)

Sets the width of the annotation.
Parameters:
Name Type Description
value number the width of the annotation.
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setX(value)

Sets the x position measured in page coordinates of an annotation.
Parameters:
Name Type Description
value number the x position
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setY(value)

Sets the y position measured in page coordinates.
Parameters:
Name Type Description
value number the y position
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updateRichTextStyle(object [, startIndex] [, endIndex])

Update the rich text style of the annotation. Can provide a range to set the which characters the style should apply to
Parameters:
Name Type Argument Description
object Core.Annotations.Annotation.StyleObject The new rich text style of the annotation
Properties
Name Type Description
'underline' boolean boolean value for whether string should be underlined
'line-through' boolean boolean value for whether string should be strike through
'font-weight' string String for the font weight of the rich text (can be 'bold')
'font-style' string String for font style of the rich text (can be 'italic')
'color' string string for what color to set text to
startIndex number <optional>
 Starting character to apply style, if null apply to every character
endIndex number <optional>
 Last character to apply style. If null, apply till end
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