Добавил вторую главу занимательного программирования

2 files changed, 159 insertions, 0 deletions

diff --git a/Занимательное программирование/2/8_turtle/core/build.gradle b/Занимательное программирование/2/8_turtle/core/build.gradle
new file mode 100644
index 0000000..c2fa637
--- /dev/null
+++ b/Занимательное программирование/2/8_turtle/core/build.gradle
@@ -0,0 +1,5 @@
+[compileJava, compileTestJava]*.options*.encoding = 'UTF-8'
+
+sourceSets.main.java.srcDirs = [ "src/" ]
+
+eclipse.project.name = appName + "-core"
diff --git a/Занимательное программирование/2/8_turtle/core/src/net/caraus/turtle/Turtle.java b/Занимательное программирование/2/8_turtle/core/src/net/caraus/turtle/Turtle.java
new file mode 100644
index 0000000..ff7fc99
--- /dev/null
+++ b/Занимательное программирование/2/8_turtle/core/src/net/caraus/turtle/Turtle.java
@@ -0,0 +1,154 @@
+package net.caraus.turtle;
+
+import java.util.ArrayList;
+
+import com.badlogic.gdx.ApplicationAdapter;
+import com.badlogic.gdx.Gdx;
+import com.badlogic.gdx.graphics.Texture;
+import com.badlogic.gdx.graphics.g2d.Sprite;
+import com.badlogic.gdx.graphics.g2d.SpriteBatch;
+import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
+import com.badlogic.gdx.graphics.glutils.ShapeRenderer.ShapeType;
+import com.badlogic.gdx.math.Vector2;
+import com.badlogic.gdx.scenes.scene2d.InputEvent;
+import com.badlogic.gdx.scenes.scene2d.Stage;
+import com.badlogic.gdx.scenes.scene2d.ui.HorizontalGroup;
+import com.badlogic.gdx.scenes.scene2d.ui.SelectBox;
+import com.badlogic.gdx.scenes.scene2d.ui.Skin;
+import com.badlogic.gdx.scenes.scene2d.ui.TextButton;
+import com.badlogic.gdx.scenes.scene2d.ui.TextField;
+import com.badlogic.gdx.scenes.scene2d.utils.ClickListener;
+import com.badlogic.gdx.utils.ScreenUtils;
+
+public class Turtle extends ApplicationAdapter {
+	SpriteBatch batch;
+	Texture img;
+    TextButton goButton;
+    TextButton moveButton;
+    TextButton applyButton;
+    HorizontalGroup container;
+    Stage stage;
+    TextField textField;
+    SelectBox<String> selectBox;
+    Sprite turtle;
+    int turtleX = 110;
+    int turtleY = 110;
+    boolean isDrawing = false;
+    ShapeRenderer shapeRenderer;
+    ArrayList<Vector2> beginnings = new ArrayList<Vector2>();
+    ArrayList<Vector2> endings = new ArrayList<Vector2>();
+	
+	@Override
+	public void create () {
+		batch = new SpriteBatch();
+		img = new Texture("turtle.png");
+        turtle = new Sprite(img);
+
+        stage = new Stage();
+        stage.getViewport().getCamera().position.y = 20;
+        stage.getViewport().update(Gdx.graphics.getWidth(), Gdx.graphics.getHeight(), false);
+        Gdx.input.setInputProcessor(stage);
+        container = new HorizontalGroup();
+        container.setFillParent(true);
+        stage.addActor(container);
+
+        Skin skin = new Skin(Gdx.files.internal("skin/clean-crispy-ui.json"));
+
+        textField = new TextField(null, skin);
+        container.addActor(textField);
+
+        selectBox = new SelectBox<String>(skin);
+        selectBox.setItems("Oben", "Unten", "Links", "Rechts");
+        container.addActor(selectBox);
+
+        goButton = new TextButton("Zeichnen", skin);
+        goButton.addListener(new ClickListener() {
+            @Override
+            public void clicked(InputEvent event, float x, float y)
+            {
+                isDrawing = true;
+            }
+        });
+        container.addActor(goButton);
+
+        moveButton = new TextButton("Bewegen", skin);
+        moveButton.addListener(new ClickListener() {
+            @Override
+            public void clicked(InputEvent event, float x, float y)
+            {
+                isDrawing = false;
+            }
+        });
+        container.addActor(moveButton);
+
+        applyButton = new TextButton("Anwenden", skin);
+        applyButton.addListener(new ClickListener() {
+            @Override
+            public void clicked(InputEvent event, float x, float y)
+            {
+                try {
+                    int value = Integer.parseInt(textField.getText());
+
+                    if (isDrawing) {
+                        beginnings.add(new Vector2(turtleX, turtleY));
+                    }
+                    switch (selectBox.getSelected()) {
+                    case "Oben":
+                        turtleY += value;
+                        break;
+                    case "Unten":
+                        turtleY -= value;
+                        break;
+                    case "Links":
+                        turtleX -= value;
+                        break;
+                    case "Rechts":
+                        turtleX += value;
+                        break;
+                    default:
+                        break;
+                    }
+                    if (isDrawing) {
+                        endings.add(new Vector2(turtleX, turtleY));
+                    }
+                } catch (NumberFormatException e) {
+                }
+            }
+        });
+        container.addActor(applyButton);
+
+        shapeRenderer = new ShapeRenderer();
+        shapeRenderer.setColor(0, 0, 0, 1);
+	}
+
+	@Override
+	public void render () {
+		ScreenUtils.clear(1, 1, 1, 1);
+
+        stage.act(Gdx.graphics.getDeltaTime());
+        stage.draw();
+
+        shapeRenderer.begin(ShapeType.Filled);
+
+        for (int i = 0; i < beginnings.size(); ++i) {
+            shapeRenderer.rectLine(beginnings.get(i), endings.get(i), 5);
+        }
+
+        shapeRenderer.end();
+
+		batch.begin();
+
+        turtle.setPosition(turtleX, turtleY);
+        turtle.draw(batch);
+
+		batch.end();
+	}
+	
+	@Override
+	public void dispose () {
+		batch.dispose();
+		img.dispose();
+        stage.dispose();
+        shapeRenderer.dispose();
+	}
+}