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JavaFX Glow Effect

Like Bloom effect, Glow effect is also used to glow the pixels of the image. However, it makes the image much brighter. The class javafx.scene.effect.Glow represents the Glow effect. The class contains various properties which can be set to the certain values in order to apply the appropriate effect.

Properties

The properties of the class along with the setter methods are described in the following table.

Property	Description	Setter Methods
input	This represents the input for the effect. This is a Effect class object type property.	setInput(Effect value)
level	It represents a value which controls the intensity of the glow effect on the node.	setLevel(double value)

Constructors

There are two constructor in the class.

Public Glow(): It is the default constructor. It instantiate the class with the default parameters.
Public Glow(double level): It creates the instance with the specified level value.

Example:

package application;
import javafx.application.Application;
import javafx.stage.Stage;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.effect.Glow;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.paint.Color;
import javafx.scene.text.Font;
import javafx.scene.text.FontPosture;
import javafx.scene.text.FontWeight;
import javafx.scene.text.Text;
public class GlowEffect extends Application{

	@Override
	public void start(Stage primaryStage) throws Exception {
		// TODO Auto-generated method stub
		Image img1 = new Image("https://www.tutorialsinfo.com/linux/images/linux-first.png");
		Image img2 = new Image("https://www.tutorialsinfo.com/linux/images/linux-first.png");
		
		ImageView imgview1 = new ImageView(img1);
		ImageView imgview2 = new ImageView(img2);
		Text text1 = new Text();
		Text text2 = new Text();
		text1.setText("Glowing with level 10");
		text2.setText("Not Glowing");
		text1.setX(60);
		text1.setY(300);
		text2.setX(325);
		text2.setY(300);
		text1.setFont(Font.font("Courier 10 Pitch",FontWeight.BOLD,FontPosture.REGULAR,16));
		text2.setFont(Font.font("Courier 10 Pitch",FontWeight.BOLD,FontPosture.REGULAR,16));
		text1.setFill(Color.RED);
		text2.setFill(Color.RED);
		text1.setStroke(Color.BLACK);
		text2.setStroke(Color.BLACK);
		imgview1.setX(70);
		imgview1.setY(90);
		imgview2.setX(300);
		imgview2.setY(90);
		Glow glow = new Glow(); 
		glow.setLevel(10);
		imgview1.setEffect(glow);
		Group root = new Group();
		root.getChildren().addAll(imgview1,imgview2,text1,text2);
		Scene scene = new Scene(root,500,350);
		primaryStage.setScene(scene);
		primaryStage.setTitle("Glow Effect Example");
		primaryStage.show();	
		
	}
	public static void main(String[] args) {
		launch(args);
		
	}
}

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