в 17:44, 31 мая 2010

2010-05-31T17:44:26Z

Admin: 1 версия

2010-05-31T15:25:03Z

1 версия

Новая страница

== Handle screen updates ==



<source lang="java">
import java.awt.Graphics;
import javax.swing.JComponent;
import javax.swing.JFrame;
class MyCanvas extends JComponent {
public void paint(Graphics g) {
g.drawString (Long.toString(System.currentTimeMillis()), 10, 30);
repaint(1000);
}
}
public class SettingFont {
public static void main(String[] a) {
JFrame window = new JFrame();
window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
window.setBounds(30, 30, 300, 300);
window.getContentPane().add(new MyCanvas());
window.setVisible(true);
}
}</source>



== RenderingHints.KEY_TEXT_ANTIALIASING ==



<source lang="java">
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.Border;
import javax.swing.border.TitledBorder;
public class TextQualityDemoVALUE_TEXT_ANTIALIAS_GASP {
public static void main(String[] args) {
JFrame frame = new JFrame("LCD Text Demo");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setPreferredSize(new Dimension(630, 460));
frame.setContentPane(new MyPanel(RenderingHints.VALUE_TEXT_ANTIALIAS_GASP));
frame.pack();
frame.setVisible(true);
}
}
class MyPanel extends JPanel {
private Object hintValue;
public MyPanel(Object hintValue) {
this.hintValue = hintValue;
this.setPreferredSize(new Dimension(300, 100));
String title = hintValue.toString();
Border border = new TitledBorder(title);
this.setBorder(border);
}
public void paintComponent(Graphics g) {
Dimension d = this.getSize();
BufferedImage backBuffer = (BufferedImage) this.createImage(d.width, d.height);
Graphics2D g2 = backBuffer.createGraphics();
g2.setColor(Color.WHITE);
g2.fillRect(0, 0, d.width, d.height);
g2.setColor(Color.BLACK);
g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, hintValue);
g2.drawRect(0, 0, d.width - 1, d.height - 1);
g2.drawString("abcdefghijklmnopqrstuvwxyz", 20, 40);
g2.drawString("ABCDEFGHIJKLMNOPQRSTUVWXYZ", 20, 60);
g2.drawString("1234567890-=!@#$%^&*()_+,./<>?", 20, 80);
g.drawImage(backBuffer, 0, 0, this);
}
}</source>



== RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_HBGR ==



<source lang="java">
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.Border;
import javax.swing.border.TitledBorder;
public class TextQualityDemoVALUE_TEXT_ANTIALIAS_LCD_HBGR {
public static void main(String[] args) {
JFrame frame = new JFrame("LCD Text Demo");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setPreferredSize(new Dimension(630, 460));
frame.setContentPane(new MyPanel(RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_HBGR));
frame.pack();
frame.setVisible(true);
}
}
class MyPanel extends JPanel {
private Object hintValue;
public MyPanel(Object hintValue) {
this.hintValue = hintValue;
this.setPreferredSize(new Dimension(300, 100));
String title = hintValue.toString();
Border border = new TitledBorder(title);
this.setBorder(border);
}
public void paintComponent(Graphics g) {
Dimension d = this.getSize();
BufferedImage backBuffer = (BufferedImage) this.createImage(d.width, d.height);
Graphics2D g2 = backBuffer.createGraphics();
g2.setColor(Color.WHITE);
g2.fillRect(0, 0, d.width, d.height);
g2.setColor(Color.BLACK);
g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, hintValue);
g2.drawRect(0, 0, d.width - 1, d.height - 1);
g2.drawString("abcdefghijklmnopqrstuvwxyz", 20, 40);
g2.drawString("ABCDEFGHIJKLMNOPQRSTUVWXYZ", 20, 60);
g2.drawString("1234567890-=!@#$%^&*()_+,./<>?", 20, 80);
g.drawImage(backBuffer, 0, 0, this);
}
}</source>



== RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_HRGB ==



<source lang="java">
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.Border;
import javax.swing.border.TitledBorder;
public class TextQualityDemoVALUE_TEXT_ANTIALIAS_LCD_HRGB {
public static void main(String[] args) {
JFrame frame = new JFrame("LCD Text Demo");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setPreferredSize(new Dimension(630, 460));
frame.setContentPane(new MyPanel(RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_HRGB));
frame.pack();
frame.setVisible(true);
}
}
class MyPanel extends JPanel {
private Object hintValue;
public MyPanel(Object hintValue) {
this.hintValue = hintValue;
this.setPreferredSize(new Dimension(300, 100));
String title = hintValue.toString();
Border border = new TitledBorder(title);
this.setBorder(border);
}
public void paintComponent(Graphics g) {
Dimension d = this.getSize();
BufferedImage backBuffer = (BufferedImage) this.createImage(d.width, d.height);
Graphics2D g2 = backBuffer.createGraphics();
g2.setColor(Color.WHITE);
g2.fillRect(0, 0, d.width, d.height);
g2.setColor(Color.BLACK);
g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, hintValue);
g2.drawRect(0, 0, d.width - 1, d.height - 1);
g2.drawString("abcdefghijklmnopqrstuvwxyz", 20, 40);
g2.drawString("ABCDEFGHIJKLMNOPQRSTUVWXYZ", 20, 60);
g2.drawString("1234567890-=!@#$%^&*()_+,./<>?", 20, 80);
g.drawImage(backBuffer, 0, 0, this);
}
}</source>



== RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_VBGR ==



<source lang="java">
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.Border;
import javax.swing.border.TitledBorder;
public class TextQualityDemoVALUE_TEXT_ANTIALIAS_LCD_VBGR {
public static void main(String[] args) {
JFrame frame = new JFrame("LCD Text Demo");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setPreferredSize(new Dimension(630, 460));
frame.setContentPane(new MyPanel(RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_VBGR));
frame.pack();
frame.setVisible(true);
}
}
class MyPanel extends JPanel {
private Object hintValue;
public MyPanel(Object hintValue) {
this.hintValue = hintValue;
this.setPreferredSize(new Dimension(300, 100));
String title = hintValue.toString();
Border border = new TitledBorder(title);
this.setBorder(border);
}
public void paintComponent(Graphics g) {
Dimension d = this.getSize();
BufferedImage backBuffer = (BufferedImage) this.createImage(d.width, d.height);
Graphics2D g2 = backBuffer.createGraphics();
g2.setColor(Color.WHITE);
g2.fillRect(0, 0, d.width, d.height);
g2.setColor(Color.BLACK);
g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, hintValue);
g2.drawRect(0, 0, d.width - 1, d.height - 1);
g2.drawString("abcdefghijklmnopqrstuvwxyz", 20, 40);
g2.drawString("ABCDEFGHIJKLMNOPQRSTUVWXYZ", 20, 60);
g2.drawString("1234567890-=!@#$%^&*()_+,./<>?", 20, 80);
g.drawImage(backBuffer, 0, 0, this);
}
}</source>



== RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_VRGB ==



<source lang="java">
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.Border;
import javax.swing.border.TitledBorder;
public class TextQualityDemoVALUE_TEXT_ANTIALIAS_LCD_VRGB {
public static void main(String[] args) {
JFrame frame = new JFrame("LCD Text Demo");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setPreferredSize(new Dimension(630, 460));
frame.setContentPane(new MyPanel(RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_VRGB));
frame.pack();
frame.setVisible(true);
}
}
class MyPanel extends JPanel {
private Object hintValue;
public MyPanel(Object hintValue) {
this.hintValue = hintValue;
this.setPreferredSize(new Dimension(300, 100));
String title = hintValue.toString();
Border border = new TitledBorder(title);
this.setBorder(border);
}
public void paintComponent(Graphics g) {
Dimension d = this.getSize();
BufferedImage backBuffer = (BufferedImage) this.createImage(d.width, d.height);
Graphics2D g2 = backBuffer.createGraphics();
g2.setColor(Color.WHITE);
g2.fillRect(0, 0, d.width, d.height);
g2.setColor(Color.BLACK);
g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, hintValue);
g2.drawRect(0, 0, d.width - 1, d.height - 1);
g2.drawString("abcdefghijklmnopqrstuvwxyz", 20, 40);
g2.drawString("ABCDEFGHIJKLMNOPQRSTUVWXYZ", 20, 60);
g2.drawString("1234567890-=!@#$%^&*()_+,./<>?", 20, 80);
g.drawImage(backBuffer, 0, 0, this);
}
}</source>



== RenderingHints.VALUE_TEXT_ANTIALIAS_ON ==



<source lang="java">
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.Border;
import javax.swing.border.TitledBorder;
public class TextQualityDemoVALUE_TEXT_ANTIALIAS_ON {
public static void main(String[] args) {
JFrame frame = new JFrame("LCD Text Demo");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setPreferredSize(new Dimension(630, 460));
frame.setContentPane(new MyPanel(RenderingHints.VALUE_TEXT_ANTIALIAS_ON));
frame.pack();
frame.setVisible(true);
}
}
class MyPanel extends JPanel {
private Object hintValue;
public MyPanel(Object hintValue) {
this.hintValue = hintValue;
this.setPreferredSize(new Dimension(300, 100));
String title = hintValue.toString();
Border border = new TitledBorder(title);
this.setBorder(border);
}
public void paintComponent(Graphics g) {
Dimension d = this.getSize();
BufferedImage backBuffer = (BufferedImage) this.createImage(d.width, d.height);
Graphics2D g2 = backBuffer.createGraphics();
g2.setColor(Color.WHITE);
g2.fillRect(0, 0, d.width, d.height);
g2.setColor(Color.BLACK);
g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, hintValue);
g2.drawRect(0, 0, d.width - 1, d.height - 1);
g2.drawString("abcdefghijklmnopqrstuvwxyz", 20, 40);
g2.drawString("ABCDEFGHIJKLMNOPQRSTUVWXYZ", 20, 60);
g2.drawString("1234567890-=!@#$%^&*()_+,./<>?", 20, 80);
g.drawImage(backBuffer, 0, 0, this);
}
}</source>



== Set Rendering Hint and Ellipse ==



<source lang="java">
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.Shape;
import java.awt.geom.Ellipse2D;
import javax.swing.JComponent;
import javax.swing.JFrame;
public class EllipseRenderHints extends JFrame {
public static void main(String[] args) {
new EllipseRenderHints();
}
public EllipseRenderHints() {
this.setSize(300, 300);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.add(new PaintSurface(), BorderLayout.CENTER);
this.setVisible(true);
}
}
class PaintSurface extends JComponent {
public void paint(Graphics g) {
Graphics2D g2 = (Graphics2D) g;
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
Shape s = new Ellipse2D.Float(20, 50, 250, 150);
g2.setPaint(Color.BLACK);
g2.draw(s);
}
}</source>



== The five new fields in java.awt.RenderingHints class: ==



<source lang="java">
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.Border;
import javax.swing.border.TitledBorder;
public class TextQualityDemo {
public static void main(String[] args) {
JFrame frame = new JFrame("LCD Text Demo");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setPreferredSize(new Dimension(630, 460));
frame.setContentPane(new MyPanel(RenderingHints.VALUE_TEXT_ANTIALIAS_OFF));
frame.pack();
frame.setVisible(true);
}
}
class MyPanel extends JPanel {
private Object hintValue;
public MyPanel(Object hintValue) {
this.hintValue = hintValue;
this.setPreferredSize(new Dimension(300, 100));
String title = hintValue.toString();
Border border = new TitledBorder(title);
this.setBorder(border);
}
public void paintComponent(Graphics g) {
Dimension d = this.getSize();
BufferedImage backBuffer = (BufferedImage) this.createImage(d.width, d.height);
Graphics2D g2 = backBuffer.createGraphics();
g2.setColor(Color.WHITE);
g2.fillRect(0, 0, d.width, d.height);
g2.setColor(Color.BLACK);
g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, hintValue);
g2.drawRect(0, 0, d.width - 1, d.height - 1);
g2.drawString("abcdefghijklmnopqrstuvwxyz", 20, 40);
g2.drawString("ABCDEFGHIJKLMNOPQRSTUVWXYZ", 20, 60);
g2.drawString("1234567890-=!@#$%^&*()_+,./<>?", 20, 80);
g.drawImage(backBuffer, 0, 0, this);
}
}</source>

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Java Tutorial/2D Graphics/RenderHints - История изменений

в 17:44, 31 мая 2010

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