Merge branch 'master' of github.com:Selebrator/omp-ha-2019

build.gradle

@@ -1,10 +1,16 @@
-apply plugin: 'java'
-apply plugin: 'idea'
+plugins {
+    id 'java'
+    id 'idea'
+    id 'application'
+    id 'org.openjfx.javafxplugin' version '0.0.7'
+}
 
 compileJava.options.encoding = 'UTF-8'
 
 project.ext.junitVersion = '5.3.1'
 
+mainClassName = '_9._2.Lights'
+
 sourceCompatibility = 1.8
 
 repositories {
@@ -16,12 +22,17 @@ dependencies {
     testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:$junitVersion"
 }
 
+javafx {
+    version = "12.0.1"
+    modules = [ 'javafx.controls' ]
+}
+
 test {
     useJUnitPlatform()
 }
 
 task abgabe(type: Zip) {
-    if(project.hasProperty("n")) {
+    if (project.hasProperty("n")) {
         includeEmptyDirs = false
         from(".")
         from("src/main/") {
@@ -32,7 +43,7 @@ task abgabe(type: Zip) {
         }
         include "java/_$n/**/*"
         include "resources/$n/**/*"
-        if(!project.hasProperty("p")) {
+        if (!project.hasProperty("p")) {
             include "README.md"
             include "java/provided/*"
             include "java/provided/_$n/**/*"

src/main/java/_9/_1/ColorMixer.java

@@ -0,0 +1,50 @@
+package _9._1;
+
+import javafx.application.Application;
+import javafx.geometry.Insets;
+import javafx.geometry.Pos;
+import javafx.scene.Scene;
+import javafx.scene.control.Slider;
+import javafx.scene.layout.*;
+import javafx.scene.paint.Color;
+import javafx.scene.paint.Paint;
+import javafx.scene.shape.Rectangle;
+import javafx.stage.Stage;
+
+public class ColorMixer extends Application {
+
+	@Override
+	public void start(Stage stage) {
+		VBox vBox = new VBox(10);
+		vBox.setAlignment(Pos.TOP_CENTER);
+		vBox.setPadding(new Insets(10));
+
+		Rectangle rectangle = new Rectangle(200, 200);
+
+		Slider red = colorSlider(Color.RED);
+		Slider green = colorSlider(Color.GREEN);
+		Slider blue = colorSlider(Color.BLUE);
+		red.valueProperty().addListener((observable, oldValue, newValue) -> rectangle.setFill(Color.rgb(newValue.intValue(), (int) green.getValue(), (int) blue.getValue())));
+		green.valueProperty().addListener((observable, oldValue, newValue) -> rectangle.setFill(Color.rgb((int) red.getValue(), newValue.intValue(), (int) blue.getValue())));
+		blue.valueProperty().addListener((observable, oldValue, newValue) -> rectangle.setFill(Color.rgb((int) red.getValue(), (int) green.getValue(), newValue.intValue())));
+
+		vBox.getChildren().addAll(rectangle, red, green, blue);
+		Scene scene = new Scene(new StackPane(vBox), 600, 360);
+		stage.setScene(scene);
+		stage.setTitle("Color-Mixer");
+		stage.setResizable(false);
+		stage.show();
+	}
+
+	private Slider colorSlider(Paint fill) {
+		Slider slider = new Slider(0, 255, 0);
+		slider.setShowTickLabels(true);
+		slider.setShowTickMarks(true);
+		slider.setBackground(new Background(new BackgroundFill(fill, CornerRadii.EMPTY, Insets.EMPTY)));
+		return slider;
+	}
+
+	public static void main(String[] args) {
+		launch();
+	}
+}

src/main/java/_9/_2/Lights.java

@@ -0,0 +1,90 @@
+package _9._2;
+
+import javafx.application.Application;
+import javafx.collections.ObservableList;
+import javafx.scene.Node;
+import javafx.scene.Scene;
+import javafx.scene.layout.GridPane;
+import javafx.scene.paint.Color;
+import javafx.scene.paint.Paint;
+import javafx.scene.shape.Rectangle;
+import javafx.stage.Stage;
+
+import java.util.Optional;
+
+public class Lights extends Application {
+
+	private static final int DEFAULT_SIZE = 4;
+	private static final int GAP = 2;
+	private static final Paint ON = Color.YELLOW;
+	private static final Paint OFF = Color.WHITE;
+
+	@Override
+	public void start(Stage primaryStage) throws Exception {
+		final int size = Optional.ofNullable(this.getParameters().getNamed().get("size"))
+				.map(Integer::parseInt).orElse(DEFAULT_SIZE);
+		GridPane grid = new GridPane();
+		Scene scene = new Scene(grid, 600, 600);
+		scene.setFill(Color.BLACK);
+		grid.setHgap(GAP);
+		grid.setVgap(GAP);
+		for(int x = 0; x < size; x++) {
+			for(int y = 0; y < size; y++) {
+				Rectangle rec = new Rectangle(150, 150);
+				rec.heightProperty().bind(scene.heightProperty().subtract(size * GAP).divide(size));
+				rec.widthProperty().bind(scene.widthProperty().subtract(size * GAP).divide(size));
+				rec.setFill(OFF);
+				grid.add(rec, x, y);
+			}
+		}
+		for(int x = 0; x < size; x++) {
+			for(int y = 0; y < size; y++) {
+				Rectangle rec = getNodeByRowColumnIndex(x, y, grid);
+				assert rec != null;
+				Rectangle up = getNodeByRowColumnIndex(x, y - 1, grid);
+				Rectangle down = getNodeByRowColumnIndex(x, y + 1, grid);
+				Rectangle left = getNodeByRowColumnIndex(x - 1, y, grid);
+				Rectangle right = getNodeByRowColumnIndex(x + 1, y, grid);
+				rec.setOnMouseClicked(event -> {
+					toggle(rec);
+					toggle(up);
+					toggle(down);
+					toggle(left);
+					toggle(right);
+				});
+			}
+		}
+
+		primaryStage.setScene(scene);
+		primaryStage.setTitle("Lights");
+		primaryStage.show();
+	}
+
+	private void toggle(Rectangle rec) {
+		if(rec == null) {
+			return;
+		}
+		Paint color = rec.getFill();
+		if(color == ON) {
+			rec.setFill(OFF);
+		} else if(color == OFF) {
+			rec.setFill(ON);
+		} else {
+			throw new IllegalStateException();
+		}
+	}
+
+	public static <T extends Node> T getNodeByRowColumnIndex(final int column, final int row, GridPane gridPane) {
+		ObservableList<Node> children = gridPane.getChildren();
+		for(Node node : children) {
+			if(GridPane.getRowIndex(node) == row && GridPane.getColumnIndex(node) == column) {
+				return (T) node;
+			}
+		}
+		return null;
+	}
+
+	public static void main(String[] args) {
+		launch(args);
+	}
+}