-
addEventListener(type, fn [, options])
-
Add a handler to the given event name
Parameters:
Name |
Type |
Argument |
Description |
type |
string
|
number
|
|
The name of the event to listen to |
fn |
function
|
|
The handler to be called when the event is triggered |
options |
object
|
<optional>
|
Optional options object for addEventListener
Properties
Name |
Type |
Description |
once |
boolean
|
If true then the handler will be called only once |
|
- Inherited From:
-
- Overrides:
Returns:
Returns the object that 'addEventListener' is being called on
-
Type
-
object
Example
myObject.addEventListener('eventName', (eventParameter1, eventParameter2) => {
...
});
-
-
The function is called when a context menu should be shown.
Use e.preventDefault to disable the default browser context menu.
Parameters:
Name |
Type |
Description |
e |
|
The event object |
- Inherited From:
-
- Overrides:
-
disableCreationOverAnnotation()
-
Prevent the tool from creating new annotations when hovering over an existing annotation. The annotation will be selected instead.
-
disableViewStateSaving()
-
When called new annotations will not have a ViewState applied to them. By default no ViewState is applied.
ViewState is the state of the viewer when the annotation is created.
When the annotation is double clicked and ViewState exists, the viewer state will
be set to the ViewState
-
enableCreationOverAnnotation()
-
Allow the tool to create new annotations when hovering over an existing annotation
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enableViewStateSaving()
-
When enabled, new annotations will have a ViewState applied to them.
ViewState is the state of the viewer when the annotation is created.
When the annotation is double clicked and ViewState exists, the viewer state will
be set to the ViewState
-
getDocumentViewer()
-
Returns the instance of DocumentViewer for this tool.
- Inherited From:
-
- Overrides:
Returns:
The instance of DocumentViewer for this tool.
-
Type
-
Core.DocumentViewer
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getMouseLocation(e)
-
Takes an event object from a mouse event and converts the location into window coordinates
Parameters:
Name |
Type |
Description |
e |
|
The event object containing mouse coordinates |
- Inherited From:
-
- Overrides:
Returns:
Returns an object with x and y coordinates of the mouse cursor in the viewer
-
Type
-
Core.Math.Point
-
keyDown(e)
-
The function is called when a keyboard key is down.
Parameters:
Name |
Type |
Description |
e |
|
The event object containing keyboard key data. |
- Inherited From:
-
- Overrides:
-
mouseDoubleClick(e)
-
The function is called when the mouse left button is double clicked.
Parameters:
Name |
Type |
Description |
e |
|
The event object containing mouse coordinates. |
- Inherited From:
-
- Overrides:
-
mouseLeftDown(e)
-
The function called when the left mouse button is down
Parameters:
Name |
Type |
Description |
e |
|
The event object containing mouse coordinates. |
- Inherited From:
-
- Overrides:
-
mouseLeftUp(e)
-
The function called when the left mouse button is up.
Typically, annotations are created and added to the annotation manager at this point.
Parameters:
Name |
Type |
Description |
e |
|
The event object containing mouse coordinates. |
- Inherited From:
-
- Overrides:
-
mouseMove(e)
-
The function called when the mouse moves.
Parameters:
Name |
Type |
Description |
e |
|
The event object containing mouse coordinates. |
- Inherited From:
-
- Overrides:
-
mouseRightDown(e)
-
The function called when the right mouse button is down.
Parameters:
Name |
Type |
Description |
e |
|
The event object containing mouse coordinates. |
- Inherited From:
-
- Overrides:
-
off( [type] [, fn])
-
Remove a handler of the given event name
Parameters:
Name |
Type |
Argument |
Description |
type |
string
|
number
|
<optional>
|
The name of the event to remove the handler of.
If type is undefined, all the handlers of the object will be removed |
fn |
function
|
<optional>
|
The handler associated with this event to be removed.
If fn is undefined, all the handlers of the given event name will be removed |
- Inherited From:
-
- Overrides:
- Deprecated:
-
Returns:
Returns the object that 'off' is being called on
-
Type
-
object
Example
myObject.off();
myObject.off('eventName');
myObject.off('eventName', fn);
-
on(type, fn)
-
Add a handler to the given event name
Parameters:
Name |
Type |
Description |
type |
string
|
number
|
The name of the event to listen to |
fn |
function
|
The handler to be called when the event is triggered |
- Inherited From:
-
- Overrides:
- Deprecated:
-
Returns:
Returns the object that 'on' is being called on
-
Type
-
object
Example
myObject.on('eventName', (eventParameter1, eventParameter2) => {
...
});
-
one(type, fn)
-
Same as 'on' except the handler will be called only once
Parameters:
Name |
Type |
Description |
type |
string
|
number
|
The name of the event to listen to |
fn |
function
|
The handler to be called when the event is triggered |
- Inherited From:
-
- Overrides:
- Deprecated:
-
Returns:
Returns the object that 'one' is being called on
-
Type
-
object
Example
myObject.one('eventName', (eventParameter1, eventParameter2) => {
...
});
-
removeEventListener( [type] [, fn])
-
Remove a handler of the given event name
Parameters:
Name |
Type |
Argument |
Description |
type |
string
|
number
|
<optional>
|
The name of the event to remove the handler of.
If type is undefined, all the handlers of the object will be removed |
fn |
function
|
<optional>
|
The handler associated with this event to be removed.
If fn is undefined, all the handlers of the given event name will be removed |
- Inherited From:
-
- Overrides:
- Deprecated:
-
- for version 9.0. Use [removeEventListener] with fn specified
Returns:
Returns the object that 'removeEventListener' is being called on
-
Type
-
object
Example
myObject.removeEventListener();
myObject.removeEventListener('eventName');
myObject.removeEventListener('eventName', fn);
-
setAllowCreationOverAnnotation(val)
-
Sets whether new annotations can be created by the tool when hovering over an existing annotation
Parameters:
Name |
Type |
Description |
val |
boolean
|
Whether creation of annotation is allowed when hovering over another annotation |
- Deprecated:
-
- since version 8.0
Please use enableCreationOverAnnotation or disableCreationOverAnnotation instead
-
setName(name)
-
Set the name of the tool, which can be accessed by toolObject.name
Parameters:
Name |
Type |
Description |
name |
string
|
Name of the tool |
- Inherited From:
-
- Overrides:
-
setSaveViewState(val)
-
Sets whether new annotations have a ViewState applied to them.
ViewState is the state of the viewer when the annotation is created.
When the annotation is double clicked and ViewState exists, the viewer state will
be set to the ViewState
Parameters:
Name |
Type |
Description |
val |
boolean
|
|
- Deprecated:
-
- since version 8.0
Please use enableViewStateSaving or disableViewStateSaving instead
-
setStyles(newStyles)
-
Set the style for the tool, which will be applied to annotations drawn afterwards
Parameters:
Name |
Type |
Description |
newStyles |
object
|
function
|
if an object is used, it should contain properties of the new styles.
If a function is used, the current styles will be passed as its argument and the function should return an object which contains properties of the new styles.
Example of valid properties: StrokeColor, TextColor, FillColor, FontSize, Opacity, StrokeThickness, Precision, Scale, OverlayText, Style and Dashes. |
- Inherited From:
-
- Overrides:
-
switchIn(oldTool)
-
The function is called when this tool is selected.
Typically use for changing mouse cursors, and initializing states for the tool.
Parameters:
Name |
Type |
Description |
oldTool |
Core.Tools.Tool
|
The Tool class that was previously selected. |
- Inherited From:
-
- Overrides:
-
switchOut(newTool)
-
The function is called when this tool is deselected.
Typically use for changing mouse cursors, and cleaning up states for the tool.
Parameters:
Name |
Type |
Description |
newTool |
Core.Tools.Tool
|
The Tool class that was newly selected. |
- Inherited From:
-
- Overrides:
-
trigger(type [, data])
-
Calls the handlers of the event name with given data
Parameters:
Name |
Type |
Argument |
Description |
type |
string
|
number
|
|
event name of which the handlers will be called. |
data |
*
|
<optional>
|
data that will be passed to the handlers.
If data is an array, it will be spread and then passed to the handlers |
- Inherited From:
-
- Overrides:
Returns:
Returns the object that 'trigger' is being called on
-
Type
-
object
Example
myObject.trigger('eventName');
myObject.trigger('eventName', [eventParameter1, eventParameter2]);