в 17:43, 31 мая 2010

2010-05-31T17:43:48Z

Admin: 1 версия

2010-05-31T14:31:24Z

1 версия

Новая страница

== Graphics: clipRect(int x, int y, int width, int height) ==



<source lang="java">

import java.awt.Color;
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
g.setColor (Color.red);
Graphics clippedGraphics = g.create();
clippedGraphics.drawRect (0,0,100,100);
clippedGraphics.clipRect (25, 25, 50, 50);
clippedGraphics.drawLine (0,0,100,100);
clippedGraphics.dispose();
clippedGraphics=null;
g.drawLine (0,100,100,0);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200, 200);
frame.setVisible(true);
}
}

</source>



== Graphics: draw3DRect(int x, int y, int width, int height, boolean raised) ==



<source lang="java">

import java.awt.Color;
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
g.setColor (Color.gray);
g.draw3DRect (25, 10, 50, 75, true);
g.draw3DRect (25, 110, 50, 75, false);
g.fill3DRect (100, 10, 50, 75, true);
g.fill3DRect (100, 110, 50, 75, false);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200, 200);
frame.setVisible(true);
}
}

</source>



== Graphics: drawArc(int x, int y, int width, int height, int startAngle, int arcAngle) ==



<source lang="java">

/*
* Output:
*
*/
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
g.drawArc(25, 25, 120, 120, 45, 270);

}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: drawBytes(byte[] data,int offset,int length,int x,int y) ==



<source lang="java">

import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
byte [] barray = { 0x41, 0x42, 0x43 };

g.drawBytes (barray, 0, barray.length, 10, 30);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: drawChars(char[] data, int offset, int length, int x, int y) ==



<source lang="java">

import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
char [] carray = { "w", "w", "w",".", "j","a","v","a","2","s",".","c","o","m"};

g.drawChars (carray, 0, carray.length, 10, 60);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: drawImage(Image img, int x, int y, ImageObserver ob) ==



<source lang="java">

import java.awt.Graphics;
import java.awt.Image;
import java.awt.image.BufferedImage;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
Image img = createImage();
g.drawImage(img, 20,20,this);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200, 200);
frame.setVisible(true);
}

private Image createImage(){
BufferedImage bufferedImage = new BufferedImage(200,200,BufferedImage.TYPE_INT_RGB);
Graphics g = bufferedImage.getGraphics();
g.drawString("www.jexp.ru", 20,20);

return bufferedImage;
}
}

</source>



== Graphics: drawLine(int x1, int y1, int x2, int y2) ==



<source lang="java">

/*
* Output:
*
*/
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
g.drawLine(25, 25, 120, 120);

}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: drawOval(int x, int y, int width, int height) ==



<source lang="java">

/*
* Output:
*
*/
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
g.drawOval(25, 25, 120, 120);

}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: drawPolygon(int[] xPoints, int[] yPoints, int nPoints) ==



<source lang="java">

/*
* Output:
*
*/
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
int xpoints[] = {25, 145, 25, 145, 25};
int ypoints[] = {25, 25, 145, 145, 25};
int npoints = 5;

g.drawPolygon(xpoints, ypoints, npoints);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: drawPolyline(int[] xPoints,int[] yPoints,int nPoints) ==



<source lang="java">

import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
int[] xs = {25, 75, 125, 85, 125, 75, 25, 65};
int[] ys = {50, 90, 50, 100, 150, 110, 150, 100};
g.drawPolyline(xs, ys, 8);

}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: drawRect(int x, int y, int width, int height) ==



<source lang="java">

/*
* Output:
*
*/
import java.awt.Color;
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
g.setColor(Color.red);

g.drawRect(10,10,100,100);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: drawRoundRect(int x,int y,int width,int height,int arcWidth,int arcHeight) ==



<source lang="java">

import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
g.drawRoundRect(25, 50, 100, 100, 25, 50);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: drawString(String str, int x, int y) ==



<source lang="java">

/*
* Output:
*
*/
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
Dimension d = this.getPreferredSize();
int fontSize = 20;
g.setFont(new Font("TimesRoman", Font.PLAIN, fontSize));

g.setColor(Color.red);

g.drawString("www.jexp.ru", 10, 20);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: fill3DRect(int x, int y, int width, int height, boolean raised) ==



<source lang="java">

import java.awt.Color;
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
g.setColor (Color.gray);
g.draw3DRect (25, 10, 50, 75, true);
g.draw3DRect (25, 110, 50, 75, false);
g.fill3DRect (100, 10, 50, 75, true);
g.fill3DRect (100, 110, 50, 75, false);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200, 200);
frame.setVisible(true);
}
}

</source>



== Graphics: fillArc(int x, int y, int width, int height, int startAngle, int arcAngle) ==



<source lang="java">

import java.awt.Color;
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class Main extends JPanel {
public static void main(String[] a) {
JFrame f = new JFrame();
f.setSize(400, 400);
f.add(new Main());
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
f.setVisible(true);
}
public void paint(Graphics g) {
g.setColor (Color.yellow);
g.fillArc (5, 15, 50, 75, 25, 165);
}
}

</source>



== Graphics: fillOval(int x, int y, int width, int height) ==



<source lang="java">

/*
* Output:
*
*/
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
g.fillOval(25, 25, 120, 120);

}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: fillPolygon(int[] xPoints, int[] yPoints, int nPoints) ==



<source lang="java">

/*
* Output:
*
*/
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
int xpoints[] = {25, 145, 25, 145, 25};
int ypoints[] = {25, 25, 145, 145, 25};
int npoints = 5;

g.fillPolygon(xpoints, ypoints, npoints);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: fillRect(int x, int y, int width, int height) ==



<source lang="java">

/*
* Output:
*
*/
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
g.fillRect(0,0,200,200);

}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: fillRoundRect(int x,int y,int width,int height,int arcWidth,int arcHeight) ==



<source lang="java">

import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
g.fillRoundRect(150, 50, 100, 100, 50, 25);

}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: getFontMetrics() ==



<source lang="java">

/*
* Output:
*
*/
import java.awt.Color;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
int fontSize = 20;
g.setFont(new Font("TimesRoman", Font.PLAIN, fontSize));

FontMetrics fm = g.getFontMetrics();
String s = "www.jexp.ru";

int stringWidth = fm.stringWidth(s);
int w = 200;
int h = 200;

int x = (w - stringWidth) / 2;
int baseline = fm.getMaxAscent() +
(h - (fm.getAscent() + fm.getMaxDecent()))/2;
int ascent = fm.getMaxAscent();
int descent = fm.getMaxDecent();
int fontHeight = fm.getMaxAscent() + fm.getMaxDecent();
g.setColor(Color.white);
g.fillRect(x, baseline-ascent , stringWidth, fontHeight);
g.setColor(Color.gray);
g.drawLine(x, baseline, x+stringWidth, baseline);
g.setColor(Color.red);
g.drawLine(x, baseline+descent, x+stringWidth, baseline+descent);
g.setColor(Color.blue);
g.drawLine(x, baseline-ascent,
x+stringWidth, baseline-ascent);
g.setColor(Color.black);
g.drawString(s, x, baseline);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: setClip(int x, int y, int width, int height) ==



<source lang="java">

import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
g.drawString(g.getClipBounds().toString(), 10, 30);
g.clipRect(10, 40, getSize().width - 20, getSize().height - 80);
g.fillOval(0, 0, getSize().width, getSize().height);
String newClip = g.getClipBounds().toString();
g.setClip(0, 0, getSize().width, getSize().height);
g.drawString(newClip, 10, getSize().height - 10);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200, 200);
frame.setVisible(true);
}
}

</source>



== Graphics: setColor(Color c) ==



<source lang="java">

/*
* Output:
*
*/
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
Dimension d = this.getPreferredSize();
int fontSize = 20;
g.setFont(new Font("TimesRoman", Font.PLAIN, fontSize));

g.setColor(Color.red);

g.drawString("www.jexp.ru", 10, 20);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}

</source>



== Graphics: setPaintMode() ==



<source lang="java">

import java.awt.Color;
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
int w = getSize().width;
int midW = w / 2;
g.drawString("XOR Mode", 0, 30);
g.drawOval(7, 37, 50, 50);
g.setXORMode(Color.white);
for (int i = 0; i < 15; i += 3) {
g.drawOval(10 + i, 40 + i, 50, 50);
}
g.setPaintMode();
g.drawString("Paint Mode", midW, 30);
g.drawOval(midW + 7, 37, 50, 50);
for (int i = 0; i < 15; i += 3) {
g.drawOval(midW + 10 + i, 40 + i, 50, 50);
}
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200, 200);
frame.setVisible(true);
}
}

</source>



== Graphics: setXORMode(Color cl) ==



<source lang="java">

import java.awt.Color;
import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
int w = getSize().width;
int midW = w / 2;
g.drawString("XOR Mode", 0, 30);
g.drawOval(7, 37, 50, 50);
g.setXORMode(Color.white);
for (int i = 0; i < 15; i += 3) {
g.drawOval(10 + i, 40 + i, 50, 50);
}
g.setPaintMode();
g.drawString("Paint Mode", midW, 30);
g.drawOval(midW + 7, 37, 50, 50);
for (int i = 0; i < 15; i += 3) {
g.drawOval(midW + 10 + i, 40 + i, 50, 50);
}
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200, 200);
frame.setVisible(true);
}
}

</source>

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Java by API/java.awt/Graphics - История изменений

в 17:43, 31 мая 2010

Admin: 1 версия