Apryse WebViewer

Class: Alignment

Core.AnnotationManager. Alignment

new Alignment(documentViewer, annotationManager)

Subcomponent dedicated to the AnnotationManager's specific functions for annotation alignment.
Parameters:
Name Type Description
documentViewer Core.DocumentViewer
annotationManager Core.AnnotationManager

Methods

alignAnnotations(annotations, alignment)

Aligns a list of annotations based on the requested StandardAlignmentType. Annotations will be oriented based on the computed page rotation (Viewer Rotation + Page Rotation). Annotations from the TextMarkupAnnotation class will be excluded from alignment.
Parameters:
Name Type Description
annotations Array.<Core.Annotations.Annotation> The annotations to align.
alignment Core.AnnotationManager.StandardAlignmentTypes The alignment to perform.
Example
WebViewer(...).then(function(instance) {
 const annotations = instance.Core.annotationManager.getAnnotationsList();
 instance.Core.annotationManager.Alignment.alignAnnotations(annotations, instance.Core.AnnotationManager.Alignment.StandardAlignmentTypes.LEFT);
});

centerAnnotations(annotations, alignment)

Centers a list of annotations based on the provided center alignment.
Parameters:
Name Type Description
annotations Array.<Core.Annotations.Annotation> The annotations to align.
alignment Core.AnnotationManager.CenterAlignmentTypes The center alignment to perform.
Example
WebViewer(...).then(function(instance) {
 const annotations = instance.Core.annotationManager.getAnnotationsList();
 instance.Core.annotationManager.Alignment.centerAnnotations(annotations, instance.Core.AnnotationManager.Alignment.CenterAlignmentTypes.CENTER_HORIZONTAL);
});

distributeAnnotations(annotations, distribution)

Distributes a list of annotations based on the requested distribution alignment.
Parameters:
Name Type Description
annotations Array.<Core.Annotations.Annotation> The annotations to distribute.
distribution DistributeAlignmentTypes The distribution to perform.
Example
WebViewer(...).then(function(instance) {
 const annotations = instance.Core.annotationManager.getAnnotationsList();
 instance.Core.annotationManager.Alignment.distributeAnnotations(annotations, instance.Core.AnnotationManager.Alignment.DistributeAlignmentTypes.DISTRIBUTE_VERTICAL);
});