Mam taki oto mój kod programu:
import java.awt.*;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JPanel;
import java.awt.image.BufferedImage;
import java.util.Timer;
import java.util.TimerTask;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class BufferedAnimate extends JFrame {
public BufferedAnimate()
{
setTitle("Bitmapa");
setBackground(Color.red);
setSize(900,600);
setVisible(true);
go();
}
private static int DELAY = 300;
Image buffer;
Dimension oldSize;
Insets insets;
Color colors[] = { Color.BLACK, Color.DARK_GRAY, Color.BLACK, Color.DARK_GRAY,
Color.BLACK, Color.DARK_GRAY, Color.BLACK, Color.DARK_GRAY, Color.BLACK, Color.DARK_GRAY,
Color.BLACK, Color.DARK_GRAY, Color.BLACK, Color.DARK_GRAY, Color.BLACK, Color.DARK_GRAY,
Color.BLACK, Color.DARK_GRAY};
public void paint(Graphics g) {
if ((oldSize == null) || (oldSize != getSize())) {
oldSize = getSize();
buffer = new BufferedImage(getWidth(), getHeight(),
BufferedImage.TYPE_INT_RGB);
}
if (insets == null) {
insets = getInsets();
}
int x = insets.left;
int y = insets.top;
int width = getWidth() - insets.left - insets.right;
int height = getHeight() - insets.top - insets.bottom;
int start = 0;
int steps = colors.length;
int stepSize = 360 / steps;
synchronized (colors) {
Graphics bufferG = buffer.getGraphics();
bufferG.setColor(Color.RED);
bufferG.fillRect(x, y, width, height);
for (int i = 0; i < steps; i++) {
bufferG.setColor(colors[i]);
bufferG.fillArc(x, y, width, height, start, stepSize);
start += stepSize;
}
}
g.drawImage(buffer, 100, 100, 200, 200, this);
g.drawImage(buffer, 600, 100, 200, 200, Color.blue, this);
}
public void go() {
TimerTask task = new TimerTask() {
public void run() {
Color c = colors[0];
synchronized (colors) {
System.arraycopy(colors, 1, colors, 0, colors.length - 1);
colors[colors.length - 1] = c;
}
repaint();
}
};
Timer timer = new Timer();
timer.schedule(task, 0, DELAY);
setLayout(null);
}
public static void main(String args[]) {
new BufferedAnimate();
}
}
I oto pytanie: Jak dodać do tego kodu bitmapę albo chociaż jakieś tło kolorowe :?:
Kiedy kompiluje wyskakuje mi okno aplikacji a tło jest przezroczyste i widzę okno Eclipse'a zamiast tła :?
Z góry dzięki za wszelką pomoc :)