Get width and height of javafx.scene.image.Image |
package javafxpixel; import java.awt.image.BufferedImage; import java.io.File; import java.io.IOException; import java.util.logging.Level; import java.util.logging.Logger; import javafx.application.Application; import javafx.embed.swing.SwingFXUtils; import javafx.event.ActionEvent; import javafx.event.EventHandler; import javafx.scene.Scene; import javafx.scene.control.Button; import javafx.scene.control.Label; import javafx.scene.image.Image; import javafx.scene.image.ImageView; import javafx.scene.layout.VBox; import javafx.stage.FileChooser; import javafx.stage.Stage; import javax.imageio.ImageIO; /** * * @web http://java-buddy.blogspot.com/ */ public class JavaFXPixel extends Application { Label label; ImageView myImageView; @Override public void start(Stage primaryStage) { Button btnLoad = new Button("Load"); btnLoad.setOnAction(btnLoadEventListener); label = new Label(); myImageView = new ImageView(); VBox rootBox = new VBox(); rootBox.getChildren().addAll(btnLoad, label, myImageView); Scene scene = new Scene(rootBox, 300, 300); primaryStage.setTitle("java-buddy.blogspot.com"); primaryStage.setScene(scene); primaryStage.show(); } public static void main(String[] args) { launch(args); } EventHandler<ActionEvent> btnLoadEventListener = new EventHandler<ActionEvent>(){ @Override public void handle(ActionEvent t) { FileChooser fileChooser = new FileChooser(); //Set extension filter FileChooser.ExtensionFilter extFilterJPG = new FileChooser.ExtensionFilter("JPG files (*.jpg)", "*.JPG"); FileChooser.ExtensionFilter extFilterPNG = new FileChooser.ExtensionFilter("PNG files (*.png)", "*.PNG"); fileChooser.getExtensionFilters().addAll(extFilterJPG, extFilterPNG); //Show open file dialog File file = fileChooser.showOpenDialog(null); BufferedImage bufferedImage; try { bufferedImage = ImageIO.read(file); Image image = SwingFXUtils.toFXImage(bufferedImage, null); label.setText("width: " + (int)image.getWidth() + " x height: " + (int)image.getHeight()); myImageView.setImage(image); } catch (IOException ex) { Logger.getLogger(JavaFXPixel.class.getName()).log(Level.SEVERE, null, ex); } } }; }
Related:
- bind widthProperty and heightProperty of Image
- Get width and height of resized imageView
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