27 Avril

DEV2.1/TP9:FluxOctets/Imag.java

@@ -0,0 +1,41 @@
+import java.awt.*;
+import java.awt.image.BufferedImage;
+import javax.swing.*;
+import java.io.*;
+
+public class Imag extends JComponent{
+	private Image image;
+
+	public Imag(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);
+		for (int i = 0; i < height; i++){
+			for (int j = 0; j < width; j++){
+				int r = input.read();
+				int g = input.read();
+				int b = input.read();
+				int rgb = (r << 16 | (g << 8) | (b));
+				img.setRGB(j, i, rgb);
+			}
+		}
+		return img;
+	}
+
+	@Override
+
+	protected void paintComponent(Graphics pinceau) {
+    // obligatoire : on cree un nouveau pinceau pour pouvoir le modifier plus tard
+    Graphics pinceau2 = pinceau.create();
+    	if (this.isOpaque()) {
+      		// obligatoire : on repeint toute la surface avec la couleur de fond
+      		pinceau2.setColor(this.getBackground());
+      		pinceau2.fillRect(0, 0, this.getWidth(), this.getHeight());
+    	}
+    	pinceau2.drawImage(this.image, 768, 1024, this);
+    }
+}

DEV2.1/TP9:FluxOctets/MainImage.java

@@ -0,0 +1,22 @@
+import java.awt.*;
+import javax.swing.*;
+import java.io.*;
+
+public class MainImage{
+
+	public static void main(String[] args) {
+		try{
+			FileInputStream file = new FileInputStream("image.bin");
+			try {
+				JFrame fenetre = new JFrame();
+				fenetre.setSize(1024, 768);
+    			fenetre.setLocation(0, 0);
+    			fenetre.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+    			fenetre.add(new Imag(1024, 768, "image.bin"));
+				fenetre.setVisible(true);
+				fenetre.pack();
+				file.close();
+			} catch(IOException e){}
+		}catch(FileNotFoundException e){}
+	}
+}