52 lines
1.3 KiB
Java
52 lines
1.3 KiB
Java
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package labwork5;
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/**
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* The Canvas class is an implementation of the InteractiveElement interface representing a canvas in a GUI.
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* It can send and receive updates through a Mediator.
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*/
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public class Canvas implements InteractiveElement{
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private String id;
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private Mediator mediator;
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/**
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* Constructs a Canvas with a specified ID and associated Mediator.
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*
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* @param id the unique identifier for the canvas
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* @param mediator the Mediator to communicate with
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*/
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public Canvas(String id, Mediator mediator) {
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this.id = id;
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this.mediator = mediator;
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}
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/**
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* Retrieves the ID of the canvas.
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*
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* @return the ID of the canvas
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*/
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public String getId() {
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return id;
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}
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/**
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* Sends an update message to the associated Mediator.
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*
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* @param updateMessage the update message to be sent
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*/
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@Override
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public void sendUpdate(String updateMessage) {
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mediator.update(this, updateMessage);
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}
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/**
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* Receives an update message from the Mediator and prints a message.
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*
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* @param updateMessage the received update message
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*/
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@Override
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public void receiveUpdate(String updateMessage) {
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System.out.printf("%s has has received an update with a message:\"%s\"\n", id, updateMessage);
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}
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}
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