flut d'octet

DEV2.1/Flux_octet/image/Imagee.java

@@ -0,0 +1,40 @@
+import javax.swing.*;
+import java.awt.*;
+import java.awt.image.*;
+import java.io.*;
+
+public class Imagee extends JComponent {
+
+	private Image image;
+
+	public Imagee(int width, int height, String path) throws IOException{
+		image = readFromFile (width, height, path);
+		setPreferredSize(new Dimension(width, height));
+	}
+
+	private Image readFromFile (int width, int height, String path) throws IOException{
+		FileInputStream input = new FileInputStream(path);
+		BufferedImage img = new BufferedImage(width, height, BufferedImage.TYPE_3BYTE_BGR);
+		byte[] read_buffer = new byte[width * height * 3];
+		input.read(read_buffer);
+		
+		int[] int_buffer = new int[read_buffer.length];
+		for (int i = 0;i < read_buffer.length ; i++) 
+			int_buffer[i] = read_buffer[i] & 0xFF;	
+		img.getRaster().setPixels(0,0,width,height,int_buffer);
+		
+		return img;
+		
+	}
+
+	@Override
+	protected void paintComponent(Graphics pinceau){
+		Graphics secondPinceau = pinceau.create();
+		if (this.isOpaque()) {
+			secondPinceau.setColor(this.getBackground());
+			secondPinceau.fillRect(0, 0, this.getWidth(), this.getHeight());
+		}
+		secondPinceau.setColor(this.getForeground());
+		secondPinceau.drawImage(image, 0 ,0 , this);
+	}
+}