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addEventListener(type, fn [, options])
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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:
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- Overrides:
Returns:
Returns the object that 'addEventListener' is being called on
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Type
-
object
Example
myObject.addEventListener('eventName', (eventParameter1, eventParameter2) => {
...
});
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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:
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- Overrides:
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disableAutoFocusOnCreate()
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Disables autofocus of free text annotations on creation.
- Inherited From:
-
- Overrides:
Example
const { Core } = instance;
Core.documentViewer.getTool(Core.Tools.ToolNames.FREETEXT).disableAutoFocusOnCreate();
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disableCreationWhileSelecting()
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Disables the abilities to add free text annotations with less clicks.
- Inherited From:
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- Overrides:
Example
const { Core } = instance;
Core.documentViewer.getTool(Core.Tools.ToolNames.FREETEXT).disableCreationWhileSelecting();
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Disable whether the tool should trigger an action immediately after clicking an annotation. When this is disabled you need to first click on annotation to select it before you can drag it.
This behavior is disabled by default.
- Inherited From:
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- Overrides:
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enableAutoFocusOnCreate()
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Enables autofocus of free text annotations on creation.
- Inherited From:
-
- Overrides:
Example
const { Core } = instance;
Core.documentViewer.getTool(Core.Tools.ToolNames.FREETEXT).enableAutoFocusOnCreate();
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enableCreationWhileSelecting()
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Enables the abilities to add free text annotations with less clicks.
- Inherited From:
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- Overrides:
Example
const { Core } = instance;
Core.documentViewer.getTool(Core.Tools.ToolNames.FREETEXT).enableCreationWhileSelecting();
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Sets if the tool should trigger actions immediately after clicking an annotation.
For example, if this is enabled then you can immediately click and drag an annotation without making a separate click to select the annotation.
- Inherited From:
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- Overrides:
Example
To enable this for one tool (The Pan tool, for example), this can be done:
const tool = docViewer.getTool(window.Core.Tools.ToolNames.PAN);
tool.enableImmediateActionOnAnnotationSelection();
To enable this for all selection tools, this can be done:
const allTools = Object.values(docViewer.getToolModeMap());
for (const tool of allTools) {
if (tool instanceof Tools.AnnotationSelectTool) {
tool.enableImmediateActionOnAnnotationSelection();
}
}
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Get the date format for the date picker
Returns:
The date format used by this tool
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Type
-
string
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getDocumentViewer()
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Returns the instance of DocumentViewer for this tool.
- Inherited From:
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- Overrides:
Returns:
The instance of DocumentViewer for this tool.
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Type
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Core.DocumentViewer
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getMouseLocation(e)
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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
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Type
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Core.Math.Point
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isAutoFocusingOnCreate()
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Returns whether free text annotations autofocus on creation.
- Inherited From:
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- Overrides:
Returns:
Returns true if free texts are autofocused on creation, false otherwise.
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Type
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boolean
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keyDown(e)
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The function is called when a keyboard key is down.
Parameters:
Name |
Type |
Description |
e |
|
The event object containing keyboard key data. |
- Inherited From:
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- Overrides:
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mouseDoubleClick(e)
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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:
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- Overrides:
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mouseLeftDown(e)
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The function called when the left mouse button is down
Parameters:
Name |
Type |
Description |
e |
|
The event object containing mouse coordinates. |
- Inherited From:
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- Overrides:
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mouseLeftUp(e)
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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:
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- Overrides:
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mouseMove(e)
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The function called when the mouse moves.
Parameters:
Name |
Type |
Description |
e |
|
The event object containing mouse coordinates. |
- Inherited From:
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- Overrides:
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mouseRightDown(e)
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The function called when the right mouse button is down.
Parameters:
Name |
Type |
Description |
e |
|
The event object containing mouse coordinates. |
- Inherited From:
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- Overrides:
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removeEventListener( [type] [, fn])
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Remove a handler of the given event name and namespace (if given) or with a function reference
Parameters:
Name |
Type |
Argument |
Description |
type |
string
|
number
|
<optional>
|
The name of the event to remove the handler of with an optional namespace. |
fn |
function
|
<optional>
|
The handler associated with this event to be removed.
If fn is undefined, all the handlers of the given event namespace will be removed.
If you are not passing in this parameter then a namespace must be used with the event name. |
- Inherited From:
-
- Overrides:
Returns:
Returns the object that 'removeEventListener' is being called on
-
Type
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object
Example
myObject.removeEventListener('eventName.namespace');
myObject.removeEventListener('eventName', fn);
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Set the date format for the date picker
Parameters:
Name |
Type |
Description |
dateFormat |
string
|
The date format that will be used by FreeText annotations created with this tool, eg: 'YYYY-MM-DD' |
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setName(name)
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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:
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- Overrides:
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setStyles(newStyles)
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Set the style for the tool, which will be applied to annotations drawn afterwards
Parameters:
Name |
Type |
Description |
newStyles |
object
|
if an object is used, it should contain properties of the new styles.
Example of valid properties: StrokeColor, TextColor, FillColor, FontSize, Opacity, StrokeThickness, Precision, Scale, OverlayText, Style and Dashes. |
- Inherited From:
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- Overrides:
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switchIn(oldTool)
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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:
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switchOut(newTool)
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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:
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- Overrides:
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trigger(type [, data])
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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
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object
Example
myObject.trigger('eventName');
myObject.trigger('eventName', [eventParameter1, eventParameter2]);