Lesson 8 homework done

src/java_core/lesson8/homework/Figures/Figures.java

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+package java_core.lesson8.homework.Figures;
+
+public enum Figures {
+    LINE,
+    CIRCLE,
+    OVAL,
+    SQUARE,
+    RECTANGLE
+
+}

src/java_core/lesson8/homework/Figures/Line.java

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+package java_core.lesson8.homework.Figures;
+
+import javax.swing.*;
+import java.awt.*;
+
+public class Line extends JComponent {
+    int x, y, x1, y1;
+
+    public Line(int x, int y, int x1, int y1) {
+        this.x = x;
+        this.y = y;
+        this.x1 = x1;
+        this.y1 = y1;
+    }
+
+    @Override
+    public int getX() {
+        return x;
+    }
+
+    public void setX(int x) {
+        this.x = x;
+    }
+
+    @Override
+    public int getY() {
+        return y;
+    }
+
+    public void setY(int y) {
+        this.y = y;
+    }
+
+    public int getX1() {
+        return x1;
+    }
+
+    public void setX1(int x1) {
+        this.x1 = x1;
+    }
+
+    public int getY1() {
+        return y1;
+    }
+
+    public void setY1(int y1) {
+        this.y1 = y1;
+    }
+
+    @Override
+    protected void paintComponent(Graphics g) {
+        super.paintComponent(g);
+        Graphics2D g2d = (Graphics2D) g;
+
+        g2d.setColor(Color.blue);
+
+        g2d.drawLine(this.x, this.y, this.x1, this.y1);
+
+
+    }
+}

src/java_core/lesson8/homework/Figures/Oval.java

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+package java_core.lesson8.homework.Figures;
+
+import javax.swing.*;
+import java.awt.*;
+
+public class Oval extends JComponent {
+    int x, y, x1, y1;
+
+    public Oval(int x, int y, int x1, int y1) {
+        this.x = x;
+        this.y = y;
+        this.x1 = x1;
+        this.y1 = y1;
+    }
+
+    @Override
+    public int getX() {
+        return x;
+    }
+
+    public void setX(int x) {
+        this.x = x;
+    }
+
+    @Override
+    public int getY() {
+        return y;
+    }
+
+    public void setY(int y) {
+        this.y = y;
+    }
+
+    public int getX1() {
+        return x1;
+    }
+
+    public void setX1(int x1) {
+        this.x1 = x1;
+    }
+
+    public int getY1() {
+        return y1;
+    }
+
+    public void setY1(int y1) {
+        this.y1 = y1;
+    }
+
+    @Override
+    protected void paintComponent(Graphics g) {
+        super.paintComponent(g);
+        Graphics2D g2d = (Graphics2D) g;
+
+        g2d.setColor(Color.blue);
+
+
+        g2d.drawOval(this.x, this.y, this.x1 - this.x, this.y1 - this.y);
+
+    }
+}

src/java_core/lesson8/homework/Figures/Rectangle.java

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+package java_core.lesson8.homework.Figures;
+
+import javax.swing.*;
+import java.awt.*;
+
+public class Rectangle extends JComponent {
+    int x, y, x1, y1;
+
+    public Rectangle(int x, int y, int x1, int y1) {
+        this.x = x;
+        this.y = y;
+        this.x1 = x1;
+        this.y1 = y1;
+    }
+
+    @Override
+    public int getX() {
+        return x;
+    }
+
+    public void setX(int x) {
+        this.x = x;
+    }
+
+    @Override
+    public int getY() {
+        return y;
+    }
+
+    public void setY(int y) {
+        this.y = y;
+    }
+
+    public int getX1() {
+        return x1;
+    }
+
+    public void setX1(int x1) {
+        this.x1 = x1;
+    }
+
+    public int getY1() {
+        return y1;
+    }
+
+    public void setY1(int y1) {
+        this.y1 = y1;
+    }
+
+    @Override
+    protected void paintComponent(Graphics g) {
+        super.paintComponent(g);
+        Graphics2D g2d = (Graphics2D) g;
+
+        g2d.setColor(Color.blue);
+
+
+        g2d.drawRect(this.x, this.y, this.x1 - this.x, this.y1 - this.y);
+
+
+    }
+}

src/java_core/lesson8/homework/Window.java

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+package java_core.lesson8.homework;
+
+import java_core.lesson8.homework.Figures.Figures;
+import java_core.lesson8.homework.Figures.Line;
+import java_core.lesson8.homework.Figures.Oval;
+import java_core.lesson8.homework.Figures.Rectangle;
+
+import javax.swing.*;
+import java.awt.Color;
+import java.awt.*;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+import java.util.ArrayList;
+
+public class Window extends JFrame {
+    static Figures figures = Figures.LINE;
+    static Point p1 = new Point(0, 0);
+    static Point p2 = new Point(0, 0);
+    static JFrame frame = new JFrame("Painter");
+    static JPanel panel = new JPanel();
+    static ArrayList<JComponent> list = new ArrayList<>();
+
+    public static void main(String[] args) {
+        //Creating the Frame
+
+        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        frame.setSize(500, 500);
+
+        //Creating the MenuBar and adding components
+        JMenuBar mb = new JMenuBar();
+
+        JMenu m1 = new JMenu("Figures");
+        JMenu m2 = new JMenu("Actions");
+        mb.add(m1);
+        mb.add(m2);
+        //Figures menu
+        JMenuItem m11 = new JMenuItem("Line");
+        JMenuItem m12 = new JMenuItem("Rectangle");
+        JMenuItem m13 = new JMenuItem("Oval");
+        m1.add(m11);
+        m1.add(m12);
+        m1.add(m13);
+
+        //Actions menu
+        JMenuItem m21 = new JMenuItem("Save");
+        JMenuItem m22 = new JMenuItem("Reset");
+        m2.add(m21);
+        m2.add(m22);
+
+
+        JPanel panel = new JPanel(); // the panel is not visible in output
+        JLabel label = new JLabel("");
+        JButton line = new JButton("Line");
+        JButton rect = new JButton("Rectangle");
+        JButton oval = new JButton("Oval");
+        JButton save = new JButton("Save");
+        JButton reset = new JButton("Reset");
+
+        panel.add(label); // Components Added using Flow Layout
+
+        panel.add(line);
+        panel.add(oval);
+        panel.add(rect);
+        panel.add(save);
+        panel.add(reset);
+
+        // Text Area at the Center
+        JLayeredPane jLayeredPane = new JLayeredPane();
+
+        //Adding Components to the frame.
+        frame.getContentPane().add(BorderLayout.SOUTH, panel);
+        frame.getContentPane().add(BorderLayout.NORTH, mb);
+        frame.getContentPane().add(BorderLayout.CENTER, jLayeredPane);
+
+        jLayeredPane.addMouseListener(new MouseAdapter() {
+            @Override
+            public void mousePressed(MouseEvent e) {
+                System.out.println(e);
+                label.setText("x: " + e.getX() + " y: " + e.getY());
+                p1.x = e.getX();
+                p1.y = e.getY();
+                System.out.println("p1: " + p1.toString());
+            }
+
+            @Override
+            public void mouseMoved(MouseEvent e) {
+                //  super.mouseMoved(e);
+                System.out.println(e);
+            }
+
+            @Override
+            public void mouseDragged(MouseEvent e) {
+                System.out.println(e);
+            }
+
+            @Override
+            public void mouseReleased(MouseEvent e) {
+                System.out.println(e);
+                label.setText("x: " + e.getX() + " y: " + e.getY());
+                p2.x = e.getX();
+                p2.y = e.getY();
+                System.out.println("p2: " + p2.toString());
+                // System.out.println(list.size());
+                switch (figures) {
+                    case OVAL:
+                        System.out.println("OVAL");
+                        list.add(new Oval(p1.x, p1.y, p2.x, p2.y));
+                        frame.getContentPane().add(BorderLayout.CENTER, new Oval(p1.x, p1.y, p2.x, p2.y));
+                        break;
+
+                    case RECTANGLE:
+                        System.out.println("RECTANGLE");
+                        list.add(new Rectangle(p1.x, p1.y, p2.x, p2.y));
+                        frame.getContentPane().add(BorderLayout.CENTER, new Rectangle(p1.x, p1.y, p2.x, p2.y));
+                        break;
+                    case LINE:
+                        System.out.println("LINE");
+                        list.add(new Line(p1.x, p1.y, p2.x, p2.y));
+                        frame.getContentPane().add(BorderLayout.CENTER, new Line(p1.x, p1.y, p2.x, p2.y));
+                        break;
+
+                    default:
+                        throw new IllegalStateException("Unexpected value");
+                }
+                SwingUtilities.updateComponentTreeUI(frame);
+               /* for (int i = 0; i < list.size(); i++) {
+                *    frame.getContentPane().add(BorderLayout.CENTER, list.get(i));
+               }*/
+
+            }
+
+        });
+
+        oval.addActionListener(e -> {
+            System.out.println("oval");
+            figures = Figures.OVAL;
+        });
+
+        rect.addActionListener(e -> {
+            System.out.println("rect");
+            figures = Figures.RECTANGLE;
+
+        });
+
+        line.addActionListener(e -> {
+            System.out.println("line");
+            figures = Figures.LINE;
+        });
+
+        reset.addActionListener(e -> {
+            System.out.println("reset");
+            //jLayeredPane.repaint();
+            //frame.getContentPane().remove(jLayeredPane);
+            //frame.getContentPane().add(new JLayeredPane()).setVisible(true);
+            //frame.getContentPane().add(jLayeredPane);
+            //add(BorderLayout.CENTER, jLayeredPane);
+            list.clear();
+            //jLayeredPane.getGraphics().clearRect(0, 0, jLayeredPane.getWidth(), jLayeredPane.getHeight());
+            //SwingUtilities.updateComponentTreeUI(frame);
+
+
+        });
+
+        save.addActionListener(e -> {
+            System.out.println("save");
+            //  jLayeredPane.setForeground(Color.yellow);
+            frame.setBackground(Color.orange);
+            SwingUtilities.updateComponentTreeUI(frame);
+            SwingUtilities.updateComponentTreeUI(jLayeredPane);
+        });
+
+        frame.setVisible(true);
+    }
+
+
+}