imageAreaSelect (PrimeFaces Extensions VDL Documentation)

Description:

Widget for selecting a rectangular area of an image. Client behavior events: selectEnd - fired after the selection finished (org.primefaces.extensions.event.ImageAreaSelectEvent), selectStart - fired after the selection started (org.primefaces.extensions.event.ImageAreaSelectEvent), selectChange - fired after the selection changed (org.primefaces.extensions.event.ImageAreaSelectEvent).

Component Information
Info	Value
Component Type	`org.primefaces.extensions.component.ImageAreaSelect`
Handler Class	None
Renderer Type	`org.primefaces.extensions.component.ImageAreaSelectRenderer`
Description	None

Attributes
Name	Required	Type	Description
`aspectRatio`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.String`)	A string of the form "width:height" which represents the aspect ratio to maintain. Example: "4:3".
`autoHide`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Boolean`)	If set to true, selection area will disappear when selection ends. Default value: false.
`binding`	`false`	`jakarta.el.ValueExpression` (must evaluate to `javax.faces.component.UIComponent`)	An EL expression referring to a server side UIComponent instance in a backing bean.
`fadeSpeed`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Integer`)	If set to a number greater than zero, showing or hiding the plugin is done with a graceful fade in/fade out animation. Default value: 0.
`for`	`true`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.String`)	The target image.
`handles`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Boolean`)	If set to true, resize handles are shown on the selection area; if set to "corners", only corner handles are shown. Default value: false.
`hide`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Boolean`)	If set to true, selection area is hidden.
`id`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.String`)	Unique identifier of the component in a naming container.
`imageHeight`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Integer`)	True height of the image (if scaled with the CSS width and height properties).
`imageWidth`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Integer`)	True width of the image (if scaled with the CSS width and height properties).
`keyboardSupport`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Boolean`)	Enables/disables keyboard support. Default value: false.
`maxHeight`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Integer`)	Maximum selection height (in pixels).
`maxWidth`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Integer`)	Maximum selection width (in pixels).
`minHeight`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Integer`)	Minimum selection height (in pixels).
`minWidth`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Integer`)	Minimum selection width (in pixels).
`movable`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Boolean`)	Determines whether the selection area should be movable. Default value: true.
`parentSelector`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.String`)	A jQuery object or selector string that specifies the parent element that the plugin will be appended to. Default value: "body".
`persistent`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Boolean`)	If set to true, clicking outside the selection area will not start a new selection (i.e. the user will only be able to move/resize the existing selection area). Default value: false.
`rendered`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Boolean`)	Boolean value to specify the rendering of the component, when set to false component will not be rendered.
`resizable`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Boolean`)	Determines whether the selection area should be resizable. Default value: true.
`show`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Boolean`)	If set to true, selection area is shown.
`widgetVar`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.String`)	Name of the client side widget.
`zIndex`	`false`	`jakarta.el.ValueExpression` (must evaluate to `java.lang.Integer`)	The z-index value to be assigned to plugin elements; normally, imgAreaSelect figures it out automatically, but there are a few cases when it's necessary to set it explicitly.

pe

Tag imageAreaSelect