package eu.hansolo.enzo.experimental.led;
import javafx.application.Application;
import javafx.collections.ObservableList;
import javafx.scene.Node;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.layout.GridPane;
import javafx.scene.paint.Color;
import javafx.stage.Stage;
import java.time.LocalTime;
import java.util.Random;
/**
* User: hansolo
* Date: 15.10.13
* Time: 22:51
*/
public class Demo extends Application {
private static final Random RND = new Random();
private static int noOfNodes = 0;
private LocalTime start;
private LocalTime stop;
@Override public void init() {
}
@Override public void start(Stage stage) {
GridPane pane = new GridPane();
for (int y = 0; y < 20; y++) {
for (int x = 0; x < 20; x++) {
pane.add(new Led(Color.rgb(RND.nextInt(255), RND.nextInt(255), RND.nextInt(255)),
false,
500_000_000l,
true)
, x, y);
}
}
pane.sceneProperty().addListener(observable -> start = LocalTime.now());
Scene scene = new Scene(pane);
stage.setTitle("Led demo");
stage.setScene(scene);
stage.show();
stop = LocalTime.now();
System.out.println("CSS Led: ");
System.out.println("Start: " + start);
System.out.println("Stop : " + stop);
calcNoOfNodes(scene.getRoot());
System.out.println(noOfNodes + " Nodes in SceneGraph");
System.out.println(((stop.toNanoOfDay() - start.toNanoOfDay())) / noOfNodes / 1000000d + " [ms/node]");
}
@Override public void stop() {
}
public static void main(String[] args) {
launch(args);
}
// ******************** Misc **********************************************
private static void calcNoOfNodes(Node node) {
if (node instanceof Parent) {
if (((Parent) node).getChildrenUnmodifiable().size() != 0) {
ObservableList<Node> tempChildren = ((Parent) node).getChildrenUnmodifiable();
noOfNodes += tempChildren.size();
for (Node n : tempChildren) {
calcNoOfNodes(n);
//System.out.println(n.getStyleClass().toString());
}
}
}
}
}