APELLIDOS Y NOMBRES: Javier Edson Candiotti Curi
CURSO: Tecnología Multimedia y Realidad Virtual
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JAVA 2D
Obtenga la siguiente imagen y texto mostrada en la figura, usado Java 2D.
Envía tu archivo a través de este medio.
Desarrollo:
Ejemplo 1
import java.awt.*;
/** An example of using local fonts with Java2D in Java 1.2.
*
* From tutorial on learning Java2D at
* http://www.apl.jhu.edu/~hall/java/Java2D-Tutorial.html
*
* 1998 Marty Hall, http://www.apl.jhu.edu/~hall/java/
*/
public class FontExample extends GradientPaintExample {
public FontExample() {
GraphicsEnvironment env =
GraphicsEnvironment.getLocalGraphicsEnvironment();
env.getAvailableFontFamilyNames();
setFont(new Font("Goudy Handtooled BT", Font.PLAIN, 100));
}
protected void drawBigString(Graphics2D g2d) {
g2d.setPaint(Color.black);
g2d.drawString("Java 2D", 25, 215);
}
public void paintComponent(Graphics g) {
clear(g);
Graphics2D g2d = (Graphics2D)g;
drawGradientCircle(g2d);
drawBigString(g2d);
}
public static void main(String[] args) {
WindowUtilities.openInJFrame(new FontExample(), 380, 400);
}
Ejemplo 2
TiledImages.java
import javax.swing.*;
import java.awt.*;
import java.awt.geom.*;
import java.awt.image.*;
/** An example of using TexturePaint to fill objects with tiled
* images. Uses the getBufferedImage method of ImageUtilities to
* load an Image from a file and turn that into a BufferedImage.
*
* From tutorial on learning Java2D at
* http://www.apl.jhu.edu/~hall/java/Java2D-Tutorial.html
*
* 1998 Marty Hall, http://www.apl.jhu.edu/~hall/java/
*/
public class TiledImages extends JPanel {
private String dir = System.getProperty("user.dir");
private String imageFile1 = dir + "/images/marty.jpg";
private TexturePaint imagePaint1;
private Rectangle imageRect;
private String imageFile2 = dir + "/images/bluedrop.gif";
private TexturePaint imagePaint2;
private int[] xPoints = { 30, 700, 400 };
private int[] yPoints = { 30, 30, 600 };
private Polygon imageTriangle = new Polygon(xPoints, yPoints, 3);
public TiledImages() {
BufferedImage image =
ImageUtilities.getBufferedImage(imageFile1, this);
imageRect =
new Rectangle(235, 70, image.getWidth(), image.getHeight());
imagePaint1 =
new TexturePaint(image, imageRect);
image = ImageUtilities.getBufferedImage(imageFile2, this);
imagePaint2 =
new TexturePaint(image, new Rectangle(0, 0, 32, 32));
}
public void paintComponent(Graphics g) {
super.paintComponent(g);
Graphics2D g2d = (Graphics2D)g;
g2d.setPaint(imagePaint2);
g2d.fill(imageTriangle);
g2d.setPaint(Color.blue);
g2d.setStroke(new BasicStroke(5));
g2d.draw(imageTriangle);
g2d.setPaint(imagePaint1);
g2d.fill(imageRect);
g2d.setPaint(Color.black);
g2d.draw(imageRect);
}
public static void main(String[] args) {
WindowUtilities.openInJFrame(new TiledImages(), 750, 650);
}
}
ImageUtilities.java
import java.awt.*;
import java.awt.image.*;
/** A class that simplifies a few common image operations, in
* particular creating a BufferedImage from an image file, and
* using MediaTracker to wait until an image or several images are
* done loading.
*
* From tutorial on learning Java2D at
* http://www.apl.jhu.edu/~hall/java/Java2D-Tutorial.html
*
* 1998 Marty Hall, http://www.apl.jhu.edu/~hall/java/
*/
public class ImageUtilities {
/** Create Image from a file, then turn that into a BufferedImage.
*/
public static BufferedImage getBufferedImage(String imageFile,
Component c) {
Image image = c.getToolkit().getImage(imageFile);
waitForImage(image, c);
BufferedImage bufferedImage =
new BufferedImage(image.getWidth(c), image.getHeight(c),
BufferedImage.TYPE_INT_RGB);
Graphics2D g2d = bufferedImage.createGraphics();
g2d.drawImage(image, 0, 0, c);
return(bufferedImage);
}
/** Take an Image associated with a file, and wait until it is
* done loading. Just a simple application of MediaTracker.
* If you are loading multiple images, don't use this
* consecutive times; instead use the version that takes
* an array of images.
*/
public static boolean waitForImage(Image image, Component c) {
MediaTracker tracker = new MediaTracker(c);
tracker.addImage(image, 0);
try {
tracker.waitForAll();
} catch(InterruptedException ie) {}
return(!tracker.isErrorAny());
}
/** Take some Images associated with files, and wait until they
* are done loading. Just a simple application of MediaTracker.
*/
public static boolean waitForImages(Image[] images, Component c) {
MediaTracker tracker = new MediaTracker(c);
for(int i=0; i<images.length; i++)
tracker.addImage(images[i], 0);
try {
tracker.waitForAll();
} catch(InterruptedException ie) {}
return(!tracker.isErrorAny());
}
}
