Initial commitHEADmaster

3 files changed, 276 insertions, 0 deletions

diff --git a/src/aufgaben/b20160425/Aufgabe1.java b/src/aufgaben/b20160425/Aufgabe1.java
new file mode 100755
index 0000000..9f90600
--- /dev/null
+++ b/src/aufgaben/b20160425/Aufgabe1.java
@@ -0,0 +1,73 @@
+package aufgaben.b20160425;

+

+import java.awt.Color;

+import java.awt.Graphics;

+import java.awt.event.WindowAdapter;

+import java.awt.event.WindowEvent;

+import java.awt.image.BufferedImage;

+import java.io.File;

+import java.io.IOException;

+

+import javax.imageio.ImageIO;

+

+import aufgaben.Aufgabe;

+import misc.Utils;

+

+public class Aufgabe1 extends Aufgabe {

+	

+	private final int width = 500, height = 500;

+	private boolean done = false;

+	private String name;

+	private BufferedImage image, todraw;

+	private Color[][] pixels;

+	

+	public Aufgabe1() {

+		name = "Spiegelung";

+		this.setSize(width, height);

+		this.setTitle(name);

+		this.addWindowListener(

+				new WindowAdapter() {

+					@Override

+					public void windowClosing(WindowEvent e) {

+						System.out.println("close");

+						done = true;

+					}

+				}

+		);

+	}

+

+	@Override

+	public boolean done() {

+		return done;

+	}

+	

+	public void paint(Graphics g) {

+		if(image != null)

+			g.drawImage(todraw, 0, 100, 500, 300, this);

+	}

+

+	@Override

+	public String getName() {

+		return name;

+	}

+

+	@Override

+	public void init() {

+		System.out.println("test");

+		pixels = new Color[width][height];

+		try {

+			image = ImageIO.read(new File("kraehne2.jpg"));

+			todraw = ImageIO.read(new File("kraehne2.jpg"));

+			for(int x = image.getWidth()-1, width = image.getWidth(); x>0; x--) {

+				for(int y = 0, height = image.getHeight(); y<height; y++) {

+					Color c = new Color(image.getRGB(x, y));

+					int h = (int)(((double)(c.getRed()+c.getGreen()+c.getBlue())/765)*255);

+					todraw.setRGB(image.getWidth()-x-1, y, new Color(h, h, h).getRGB());

+				}

+			}

+		} catch (IOException e) {

+			e.printStackTrace();

+		}

+	}

+

+}

diff --git a/src/aufgaben/b20160425/Aufgabe2.java b/src/aufgaben/b20160425/Aufgabe2.java
new file mode 100755
index 0000000..5ab54a7
--- /dev/null
+++ b/src/aufgaben/b20160425/Aufgabe2.java
@@ -0,0 +1,82 @@
+package aufgaben.b20160425;

+

+import java.awt.Color;

+import java.awt.Graphics;

+import java.awt.event.WindowAdapter;

+import java.awt.event.WindowEvent;

+import java.awt.image.BufferedImage;

+import java.io.File;

+import java.io.IOException;

+

+import javax.imageio.ImageIO;

+

+import aufgaben.Aufgabe;

+import misc.Utils;

+

+public class Aufgabe2 extends Aufgabe {

+	

+	private final int width = 1000, height = 500;

+	private boolean done = false;

+	private String name;

+	private BufferedImage source, vertical, horizontal, both;

+	private Color[][] pixels;

+	

+	public Aufgabe2() {

+		name = "Spiegelung 2";

+		this.setSize(width, height);

+		this.setTitle(name);

+		this.addWindowListener(

+				new WindowAdapter() {

+					@Override

+					public void windowClosing(WindowEvent e) {

+						System.out.println("close");

+						done = true;

+					}

+				}

+		);

+	}

+

+	@Override

+	public boolean done() {

+		return done;

+	}

+	

+	public void paint(Graphics g) {

+		if(source != null)

+			g.drawImage(source, 0, 0, 500, 500, this);

+		if(vertical != null)

+			g.drawImage(vertical, 500, 0, 250, 250, this);

+		if(horizontal != null)

+			g.drawImage(horizontal, 750, 0, 250, 250, this);

+		if(both != null)

+			g.drawImage(both, 500, 250, 250, 250, this);

+	}

+

+	@Override

+	public String getName() {

+		return name;

+	}

+

+	@Override

+	public void init() {

+		pixels = new Color[width][height];

+		try {

+			source = ImageIO.read(new File("kraehne2.jpg"));

+			vertical = ImageIO.read(new File("kraehne2.jpg"));

+			horizontal = ImageIO.read(new File("kraehne2.jpg"));

+			both = ImageIO.read(new File("kraehne2.jpg"));

+			for(int x = 0, width = source.getWidth(); x<width; x++) {

+				for(int y = 0, height = source.getHeight(); y<height; y++) {

+					Color c = new Color(source.getRGB(x, y));

+					int h = (int)(((double)(c.getRed()+c.getGreen()+c.getBlue())/765)*255);

+					vertical.setRGB(source.getWidth()-x-1, y, new Color(h, h, h).getRGB());

+					horizontal.setRGB(x, source.getHeight()-1-y, new Color(h, h, h).getRGB());

+					both.setRGB(source.getWidth()-x-1, source.getHeight()-1-y, new Color(h, h, h).getRGB());

+				}

+			}

+		} catch (IOException e) {

+			e.printStackTrace();

+		}

+	}

+

+}

diff --git a/src/aufgaben/b20160425/Aufgabe3.java b/src/aufgaben/b20160425/Aufgabe3.java
new file mode 100755
index 0000000..2a2b242
--- /dev/null
+++ b/src/aufgaben/b20160425/Aufgabe3.java
@@ -0,0 +1,121 @@
+package aufgaben.b20160425;

+

+import java.awt.Color;

+import java.awt.Graphics;

+import java.awt.event.WindowAdapter;

+import java.awt.event.WindowEvent;

+import java.awt.image.BufferedImage;

+import java.io.File;

+import java.io.IOException;

+

+import javax.imageio.ImageIO;

+import javax.swing.JPanel;

+import javax.swing.JSpinner;

+import javax.swing.SpinnerNumberModel;

+import javax.swing.event.ChangeEvent;

+import javax.swing.event.ChangeListener;

+

+import aufgaben.Aufgabe;

+import misc.Utils;

+

+public class Aufgabe3 extends Aufgabe {

+	

+	private final int width = 500, height = 500;

+	private boolean done = false;

+	private String name;

+	private BufferedImage image, todraw;

+	private JPanel panel;

+	private JSpinner spinner;

+	

+	public Aufgabe3() {

+		name = "Interpolation";

+		this.setSize(width, height);

+		this.setTitle(name);

+		this.addWindowListener(

+				new WindowAdapter() {

+					@Override

+					public void windowClosing(WindowEvent e) {

+						System.out.println("close");

+						done = true;

+					}

+				}

+		);

+		this.setLayout(null);

+	}

+

+	@Override

+	public boolean done() {

+		return done;

+	}

+

+	@Override

+	public String getName() {

+		return name;

+	}

+

+	@Override

+	public void init() {

+		panel = new JPanel(){

+			public void paint(Graphics g) {

+				if(todraw != null)

+					g.drawImage(todraw, 0, 0, this.getWidth(), this.getHeight(), this);

+			}

+		};

+		panel.setBounds(0, 100, width, height-100);

+		spinner = new JSpinner(new SpinnerNumberModel(0, 0, 100, 1));

+		spinner.setBounds(100, 50, 100, 20);

+		spinner.addChangeListener(new ChangeListener() {

+			public void stateChanged(ChangeEvent e) {

+				for(int x = 0; x<image.getWidth(); x++) {

+					for(int y = 0; y<image.getHeight(); y++) {

+						todraw.setRGB(x, y, getDurchschnitt(image, x, y, (int)spinner.getValue()).getRGB());

+					}

+				}

+				panel.repaint();

+			}

+		});

+		try {

+			image = ImageIO.read(new File("title.png"));

+			todraw = ImageIO.read(new File("title.png"));

+		} catch (IOException e) {

+			e.printStackTrace();

+		}

+		this.add(panel);

+		this.add(spinner);

+	}

+	

+	private int getGrayValueImg(int x, int y) {

+		if(image == null) return -1;

+		Color c = new Color(image.getRGB(x, y));

+		if(c.getRed() == c.getGreen() && c.getRed() == c.getBlue())

+			return c.getRed();

+		return -1;

+	}

+	

+	private void setGrayValueImgProc(int x, int y, int gray) {

+		if(image == null)

+			System.out.println("err");

+		image.setRGB(x, y, new Color(gray, gray, gray).getRGB());

+	}

+	

+	private Color getDurchschnitt(BufferedImage image, int x, int y, int r) {

+		Color color;

+		int[] colori = new int[3];

+		int absoluteX = 0, absoluteY = 0, c = 0;

+		for(int x1 = (-1)*r; x1<=r; x1++) {

+			for(int y1 = (-1)*r; y1<=r; y1++) {

+				absoluteX = x+x1;

+				absoluteY = y+y1;

+				if(absoluteX >= 0 && absoluteX < image.getWidth() && absoluteY >= 0 && absoluteY < image.getHeight()) {

+					color = new Color(image.getRGB(absoluteX, absoluteY));

+					colori[0] += color.getRed();

+					colori[1] += color.getGreen();

+					colori[2] += color.getBlue();

+					c++;

+				}

+			}

+		}

+		return new Color(colori[0]/c, colori[1]/c, colori[2]/c);

+	}

+

+}