Add dropdown component
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Dropdown component creates a combo box as shown in the picture below:
You can specify the following properties of the DropdownComponent class:
- Box defines the annotation position
- PenColor defines the frame color
- PenStyle defines the frame line style (solid, dash, dot etc.)
- PenWidth defines the frame line width in pixels.
To add a dropdown component, follow these steps:
- Instantiate the Annotator class. Specify the input document path or stream.
- Instantiate the DropdownComponent class. Specify the appropriate properties (position, page number, etc).
- Call the Add method. Specify the DropdownComponent class.
- Call the Save method. Specify the output document path or stream.
The following code snippet shows how to add DropdownComponent to the document:
try(final Annotator annotator = new Annotator(Constants.INPUT_PDF)) {
DropdownComponent dropdownComponent = new DropdownComponent();
dropdownComponent.setOptions(new ArrayList<>(Arrays.asList("Item1", "Item2", "Item3")));
dropdownComponent.setSelectedOption(null);
dropdownComponent.setPlaceholder("Choose option");
dropdownComponent.setBox(new Rectangle(100, 100, 100, 100));
dropdownComponent.setCreatedOn(new Date());
dropdownComponent.setMessage("This is dropdown component");
dropdownComponent.setPageNumber(0);
dropdownComponent.setPenColor(65535);
dropdownComponent.setPenStyle(PenStyle.DOT);
dropdownComponent.setPenWidth((byte) 3);
List<Reply> replies = new ArrayList<>();
Reply reply1 = new Reply();
reply1.setComment("First comment");
reply1.setRepliedOn(new Date());
Reply reply2 = new Reply();
reply2.setComment("Second comment");
reply2.setRepliedOn(new Date());
replies.add(reply1);
replies.add(reply2);
dropdownComponent.setReplies(replies);
annotator.add(dropdownComponent);
annotator.save("result_dropdown_component.pdf");
}
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