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- /*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
- package dip107;
- import java.awt.Graphics;
- /**
- *
- * @author krist
- */
- public class NewJFrame extends javax.swing.JFrame {
- public void NewJFrame() {
- Graphics g=jPanel1.getGraphics();
- int w=jPanel1.getWidth();
- int h=jPanel1.getHeight();
- int xc=w/2;
- int yc=h/2;
- g.drawLine(0,0,w,h);
- g.drawLine(0,yc,w,yc);
- g.drawLine(xc,0,xc,h);
- g.drawLine(0,h,w,0);
- int R=Integer.parseInt(jTextField1.getText());
- int xk=0;
- int yk=R;
- int Pk=1-R;
- while(xk<=yk)
- {
- if (Pk<0)
- {
- xk ++;
- Pk=Pk+2*xk+1;
- }
- else
- {
- xk++;
- yk--;
- Pk=Pk+2*xk+1-2*yk;
- }
- }
- g.drawRect(xk+xc,yk+yc,1,1);
- g.drawRect(-yk+xc,xk+yc,1,1);
- g.drawRect(-xk+xc,-yk+yc,1,1);
- g.drawRect(yk+xc,-xk+yc,1,1);
- g.drawRect(-yk+xc,-xk+yc,1,1);
- g.drawRect(-xk+xc,yk+yc,1,1);
- g.drawRect(yk+xc,xk+yc,1,1);
- g.drawRect(xk+xc,-yk+yc,1,1);
- }
- public NewJFrame() {
- initComponents();
- }
- /** This method is called from within the constructor to
- * initialize the form.
- * WARNING: Do NOT modify this code. The content of this method is
- * always regenerated by the Form Editor.
- */
- @SuppressWarnings("unchecked")
- // <editor-fold defaultstate="collapsed" desc="Generated Code">
- private void initComponents() {
- jPanel1 = new javax.swing.JPanel();
- jButton1 = new javax.swing.JButton();
- jLabel1 = new javax.swing.JLabel();
- jTextField1 = new javax.swing.JTextField();
- setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
- jPanel1.setBackground(new java.awt.Color(255, 255, 255));
- javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
- jPanel1.setLayout(jPanel1Layout);
- jPanel1Layout.setHorizontalGroup(
- jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
- .addGap(0, 350, Short.MAX_VALUE)
- );
- jPanel1Layout.setVerticalGroup(
- jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
- .addGap(0, 260, Short.MAX_VALUE)
- );
- jButton1.setText("Aiziet!");
- jLabel1.setText("R=");
- jTextField1.setText("100");
- jTextField1.addActionListener(new java.awt.event.ActionListener() {
- public void actionPerformed(java.awt.event.ActionEvent evt) {
- jTextField1ActionPerformed(evt);
- }
- });
- javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
- getContentPane().setLayout(layout);
- layout.setHorizontalGroup(
- layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
- .addGroup(layout.createSequentialGroup()
- .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
- .addGroup(layout.createSequentialGroup()
- .addGap(21, 21, 21)
- .addComponent(jLabel1)
- .addGap(159, 159, 159)
- .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
- .addGap(18, 18, 18)
- .addComponent(jButton1))
- .addGroup(layout.createSequentialGroup()
- .addContainerGap()
- .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)))
- .addContainerGap(40, Short.MAX_VALUE))
- );
- layout.setVerticalGroup(
- layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
- .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
- .addContainerGap()
- .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
- .addComponent(jButton1)
- .addComponent(jLabel1)
- .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
- .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
- .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
- );
- pack();
- }// </editor-fold>
- private void jTextField1ActionPerformed(java.awt.event.ActionEvent evt) {
- // TODO add your handling code here:
- Draw_circle();
- }
- /**
- * @param args the command line arguments
- */
- public static void main(String args[]) {
- /* Set the Nimbus look and feel */
- //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
- /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
- * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
- */
- try {
- for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
- if ("Nimbus".equals(info.getName())) {
- javax.swing.UIManager.setLookAndFeel(info.getClassName());
- break;
- }
- }
- } catch (ClassNotFoundException ex) {
- java.util.logging.Logger.getLogger(NewJFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
- } catch (InstantiationException ex) {
- java.util.logging.Logger.getLogger(NewJFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
- } catch (IllegalAccessException ex) {
- java.util.logging.Logger.getLogger(NewJFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
- } catch (javax.swing.UnsupportedLookAndFeelException ex) {
- java.util.logging.Logger.getLogger(NewJFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
- }
- //</editor-fold>
- /* Create and display the form */
- java.awt.EventQueue.invokeLater(new Runnable() {
- public void run() {
- new NewJFrame().setVisible(true);
- }
- });
- }
- // Variables declaration - do not modify
- private javax.swing.JButton jButton1;
- private javax.swing.JLabel jLabel1;
- private javax.swing.JPanel jPanel1;
- private javax.swing.JTextField jTextField1;
- // End of variables declaration
- private void Draw_circle() {
- throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
- }
- }
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