📁 Java Tutorial 156 - Code Viewer

import javax.swing.*; import java.awt.*; import java.text.DecimalFormat; public class PastaGrafik { private JFrame frame; public PastaGrafik() { frame = new JFrame("Pasta Grafiği Çizimi | Java Blackboard [156]"); frame.setLayout(null); JPanel anaPanel = new JPanel(); anaPanel.setLayout(null); anaPanel.setBackground(new Color(74, 103, 140)); anaPanel.setBounds(30, 30, 940, 540); anaPanel.add(pastaGrafik(33, 33, 33)); // !!! frame.add(anaPanel); frame.setSize(1000, 622); frame.setLocationRelativeTo(null); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setResizable(true); frame.setVisible(true); } public JPanel pastaGrafik(double a, double b, double c) { JPanel panelPasta = new JPanel() { @Override protected void paintComponent(Graphics g) { super.paintComponent(g); double aGecici = a; double bGecici = b; double cGecici = c; double total = aGecici + bGecici + cGecici; if (total != 360.0) { // Dilim genişliklerini orantılı olarak ayarla double scale = 360.0 / total; aGecici *= scale; bGecici *= scale; cGecici *= scale; } int width = getWidth(); int height = getHeight(); int diameter = Math.min(width, height) - 10; int x = (width - diameter) / 2; int y = (height - diameter) / 2; int startAngle = 0; // Sektor A Kirmizi int extent = (int) ((a / total) * 360); g.setColor(new Color(204, 20, 62)); g.fillArc(x, y, diameter, diameter, startAngle, extent); startAngle += extent; // Sektor B Mavi extent = (int) ((b / total) * 360); g.setColor(new Color (67, 117, 252)); g.fillArc(x, y, diameter, diameter, startAngle, extent); startAngle += extent; // Sektor C Sari extent = (int) ((c / total) * 360); g.setColor(new Color(242, 226, 5)); g.fillArc(x, y, diameter, diameter, startAngle, extent); } }; panelPasta.setBackground(new Color(203, 231, 248)); panelPasta.setLayout(null); panelPasta.setBounds(0, 0, 440, 440); JPanel panelKareKirmizi = new JPanel(); panelKareKirmizi.setLayout(null); panelKareKirmizi.setBackground(new Color(204, 20, 62)); panelKareKirmizi.setBounds(480, 100, 50, 50); JPanel panelKareMavi = new JPanel(); panelKareMavi.setLayout(null); panelKareMavi.setBackground(new Color (67, 117, 252)); panelKareMavi.setBounds(480, 180, 50, 50); JPanel panelKareSari = new JPanel(); panelKareSari.setLayout(null); panelKareSari.setBackground(new Color(242, 226, 5)); panelKareSari.setBounds(480, 260, 50, 50); Font font = new Font("Ubuntu", Font.PLAIN, 30); double toplam = a+b+c; double oran = 0.0; String oranMetni = ""; // Kesirli sayı formatını belirleyelim DecimalFormat df = new DecimalFormat("#0.00"); oran = (100.0 * a) / toplam; oranMetni = df.format(oran); JLabel labelKirmizi = new JLabel(); labelKirmizi.setFont(font); labelKirmizi.setText(a + " -> %" + oranMetni); labelKirmizi.setBounds(540, 100, 300, 50); oran = (100.0 * b) / toplam; oranMetni = df.format(oran); JLabel labelMavi = new JLabel(); labelMavi.setFont(font); labelMavi.setText(b + " -> %" + oranMetni); labelMavi.setBounds(540, 180, 300, 50); oran = (100.0 * c) / toplam; oranMetni = df.format(oran); JLabel labelSari = new JLabel(); labelSari.setFont(font); labelSari.setText(c + " -> %" + oranMetni); labelSari.setBounds(540, 260, 300, 50); JPanel panel = new JPanel(); panel.setLayout(null); panel.setBackground(new Color(203, 231, 248)); panel.add(panelPasta); panel.add(panelKareKirmizi); panel.add(panelKareMavi); panel.add(panelKareSari); panel.add(labelKirmizi); panel.add(labelMavi); panel.add(labelSari); panel.setBounds(50, 50, 840, 440); return panel; } public static void main(String[] args) { SwingUtilities.invokeLater(() -> { new PastaGrafik(); }); } }