diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..dff5f3a
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1 @@
+language: java
diff --git a/src/EuclideanSpace.java b/src/EuclideanSpace.java
index bd3c304..6c32a61 100644
--- a/src/EuclideanSpace.java
+++ b/src/EuclideanSpace.java
@@ -14,6 +14,15 @@ public EuclideanSpace(Camera cam) {
         this.cam = cam;
     }
 
+    public Camera getCam() {
+        return cam;
+    }
+
+    public void setCam(Camera cam) {
+        this.cam = cam;
+        repaint();
+    }
+
     @Override
     public void paintComponent(Graphics g) {
         super.paintComponent(g);
@@ -49,15 +58,15 @@ public void paintComponent(Graphics g) {
                 double unitY = (project.getZ() - cam.getOrig().getZ()) /
                         cam.getCircleRad();
 
-                double screenX = SIDE_LENGTH/2 + unitX * SIDE_LENGTH / 2;
-                double screenY = SIDE_LENGTH/2 - unitY * SIDE_LENGTH / 2;
+                double screenX = SIDE_LENGTH / 2 + unitX * SIDE_LENGTH / 2;
+                double screenY = SIDE_LENGTH / 2 - unitY * SIDE_LENGTH / 2;
 
                 ells.add(new Ellipse2D.Double(
-                        screenX - 10, screenY - 10,
-                        20, 20));
+                        screenX - 6, screenY - 6,
+                        12, 12));
             }
 
-            if(shape.getColor() != null) {
+            if (shape.getColor() != null) {
                 g2.setPaint(shape.getColor());
             } else {
                 g2.setPaint(Color.BLACK);
@@ -70,18 +79,13 @@ public void paintComponent(Graphics g) {
 
     @Override
     public Dimension getPreferredSize() {
-        return new Dimension((int)SIDE_LENGTH, (int)SIDE_LENGTH);
+        return new Dimension((int) SIDE_LENGTH, (int) SIDE_LENGTH);
     }
 
     public void addShape(PointSet shape) {
         shapes.add(shape);
     }
 
-    public void setCam(Camera cam) {
-        this.cam = cam;
-        repaint();
-    }
-
     public ArrayList<PointSet> getShapes() {
         return new ArrayList<>(shapes);
     }
diff --git a/src/MyFrame.java b/src/MyFrame.java
index b41ac66..0503910 100644
--- a/src/MyFrame.java
+++ b/src/MyFrame.java
@@ -1,5 +1,6 @@
 import javax.swing.*;
 import java.awt.*;
+import java.awt.event.*;
 
 public class MyFrame extends JFrame {
     private EuclideanSpace space;
@@ -22,17 +23,15 @@ public MyFrame() {
         JTextField radField = new JTextField("radius");
 
         JButton reInitButton = new JButton("ReInit");
-        reInitButton.addActionListener(e -> space.setCam(
-                new Camera(
-                        new Point3(
-                                Double.parseDouble(xField.getText()),
-                                Double.parseDouble(yField.getText()),
-                                Double.parseDouble(zField.getText())
-                        ),
+        reInitButton.addActionListener(e ->
+                reinitialize(
+                        Double.parseDouble(xField.getText()),
+                        Double.parseDouble(yField.getText()),
+                        Double.parseDouble(zField.getText()),
                         Double.parseDouble(yPlField.getText()),
                         Double.parseDouble(radField.getText())
                 )
-        ));
+        );
 
         panel.add(reInitButton);
         panel.add(xField);
@@ -40,7 +39,68 @@ public MyFrame() {
         panel.add(zField);
         panel.add(yPlField);
         panel.add(radField);
+
+        InputMap imap = panel.getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);
+        ActionMap amap = panel.getActionMap();
+
+        imap.put(KeyStroke.getKeyStroke(KeyEvent.VK_RIGHT, 0),
+                "decreaseX");
+        amap.put("decreaseX", new AbstractAction() {
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                 Camera camera = space.getCam();
+                    Point3 origin = camera.getOrig();
+                    reinitialize(origin.getX() - 5, origin.getY(),
+                            origin.getZ(), camera.getYPlane(),
+                            camera.getCircleRad());
+            }
+        });
+
+        imap.put(KeyStroke.getKeyStroke(KeyEvent.VK_LEFT, 0),
+                "increaseX");
+        amap.put("increaseX", new AbstractAction() {
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                Camera camera = space.getCam();
+                Point3 origin = camera.getOrig();
+                reinitialize(origin.getX() + 5, origin.getY(),
+                        origin.getZ(), camera.getYPlane(),
+                        camera.getCircleRad());
+            }
+        });
+
+        imap.put(KeyStroke.getKeyStroke(KeyEvent.VK_UP, 0),
+                "increaseZ");
+        amap.put("increaseZ", new AbstractAction() {
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                Camera camera = space.getCam();
+                Point3 origin = camera.getOrig();
+                reinitialize(origin.getX(), origin.getY(),
+                        origin.getZ() + 5, camera.getYPlane(),
+                        camera.getCircleRad());
+            }
+        });
+
+        imap.put(KeyStroke.getKeyStroke(KeyEvent.VK_DOWN, 0),
+                "decreaseZ");
+        amap.put("decreaseZ", new AbstractAction() {
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                Camera camera = space.getCam();
+                Point3 origin = camera.getOrig();
+                reinitialize(origin.getX(), origin.getY(),
+                        origin.getZ() - 5, camera.getYPlane(),
+                        camera.getCircleRad());
+            }
+        });
+
         add(panel);
     }
 
+    private void reinitialize(double x, double y, double z,
+                              double yPl, double rad) {
+        space.setCam(new Camera(new Point3(x, y, z),
+                yPl, rad));
+    }
 }
diff --git a/src/Sphere.java b/src/Sphere.java
index 13e669e..8ee61b0 100644
--- a/src/Sphere.java
+++ b/src/Sphere.java
@@ -30,9 +30,9 @@ public Sphere(double x0, double y0, double z0, double rad, Color c) {
             while (s < 2 * PI) {
                 points.add(new Point3(x0 + rad * cos(t) * cos(s)
                         , y0 + rad * cos(t) * sin(s), z0 + rad * sin(t)));
-                s = s + 0.05;
+                s = s + 0.5;
             }
-            t = t + 0.05;
+            t = t + 0.5;
         }
         //Adding all the points formed
         super.setPoints(points);