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| package graphique;
import java.awt.AWTException;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.image.BufferedImage;
import java.awt.image.ConvolveOp;
import java.awt.image.Kernel;
import java.awt.BorderLayout;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JWindow;
public class ShadowedWindow extends JWindow {
private BufferedImage splash = null;
private JLabel lbl = new javax.swing.JLabel();
public ShadowedWindow(BufferedImage image) {
createShadowPicture(image);
}
public void setLabel(String txt){ // Fonction pour changer le texte du label depuis le main
lbl.setText(txt);
}
public void paint(Graphics g) {
if (splash != null) {
paintComponents(g);
g.drawImage(splash, 0, 0, null);
}
}
private void createShadowPicture(BufferedImage image) {
//Récupération des tailles de l'image
int width = image.getWidth();
int height = image.getHeight();
//Extra : taille de l'ombre
int extra = 14;
JPanel panel = new JPanel();
panel.setBackground(new Color(255, 255, 255)); //Ici on veut du blanc en fond
panel.add(lbl, BorderLayout.CENTER);
getContentPane().add(panel, BorderLayout.CENTER);
setSize(new Dimension(width + extra, height + extra));
setLocationRelativeTo(null);
Rectangle windowRect = getBounds();
splash = new BufferedImage(width + extra, height + extra, BufferedImage.TYPE_INT_ARGB);
Graphics2D g2 = (Graphics2D) splash.getGraphics();
try {
Robot robot = new Robot(getGraphicsConfiguration().getDevice());
BufferedImage capture = robot.createScreenCapture(new Rectangle(windowRect.x, windowRect.y, windowRect.width + extra, windowRect.height + extra));
g2.drawImage(capture, null, 0, 0);
} catch (AWTException e) { }
BufferedImage shadow = new BufferedImage(width + extra, height + extra, BufferedImage.TYPE_INT_ARGB);
Graphics g = shadow.getGraphics();
g.setColor(new Color(0.0f, 0.0f, 0.0f, 0.3f));
g.fillRoundRect(6, 6, width, height, 12, 12);
g2.drawImage(shadow, getBlurOp(7), 0, 0);
g2.drawImage(image, 0, 0, this);
}
private ConvolveOp getBlurOp(int size) {
float[] data = new float[size * size];
float value = 1 / (float) (size * size);
for (int i = 0; i < data.length; i++) {
data[i] = value;
}
return new ConvolveOp(new Kernel(size, size, data));
}
} |
