Moved to main directory instead of src folder

2015-05-24 18:03:16 +02:00
parent 1225a82a07
commit 2338366080
14 changed files with 0 additions and 0 deletions
@@ -0,0 +1,176 @@
+package control.joystick;
+
+import java.awt.event.KeyEvent;
+import java.awt.event.KeyListener;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+import main.Window;
+
+import com.pi4j.component.Component;
+import com.pi4j.io.gpio.GpioController;
+import com.pi4j.io.gpio.GpioFactory;
+import com.pi4j.io.gpio.GpioPinDigitalInput;
+import com.pi4j.io.gpio.PinState;
+import com.pi4j.io.gpio.RaspiPin;
+import com.pi4j.io.gpio.event.GpioPinDigitalStateChangeEvent;
+import com.pi4j.io.gpio.event.GpioPinListenerDigital;
+
+import control.joystick.Joystick.Position;
+
+public class JoystickHandler implements KeyListener{
+
+	List<JoystickListener> listeners;
+	Set<Integer> keys;
+	Joystick j;
+	
+	public JoystickHandler()
+	{
+		listeners = new ArrayList<JoystickListener>();
+		keys = new HashSet<Integer>();
+		j = new Joystick();
+		if(Window.ON_RASP)
+			addGpioListeners();
+	}
+	
+	private void addGpioListeners(){
+		ArrayList<GpioPinDigitalInput> inputpins = new ArrayList<GpioPinDigitalInput>();
+        final GpioController gpio = GpioFactory.getInstance();
+        
+        inputpins.add(gpio.provisionDigitalInputPin(RaspiPin.GPIO_04, "UP")); //button 1 to 6 + start button
+        inputpins.add(gpio.provisionDigitalInputPin(RaspiPin.GPIO_05, "LEFT"));
+        inputpins.add(gpio.provisionDigitalInputPin(RaspiPin.GPIO_11, "RIGHT"));
+        inputpins.add(gpio.provisionDigitalInputPin(RaspiPin.GPIO_10, "DOWN"));
+
+        
+        for(GpioPinDigitalInput p:inputpins){
+        	  p.addListener(new GpioPinListenerDigital() {
+                  @Override
+                  public void handleGpioPinDigitalStateChangeEvent(GpioPinDigitalStateChangeEvent e) {
+                	  if(e.getState() == PinState.HIGH){
+                		  keyReleased(new KeyEvent(
+                				  		new java.awt.Component(){}, 
+                				  		KeyEvent.KEY_RELEASED, 
+                				  		System.nanoTime(), 
+                				  		0, 
+                				  		stringToKeyevent(e.getPin().getName()), 
+                				  		KeyEvent.CHAR_UNDEFINED)
+                				  );
+                		  System.out.println(e.getPin().getName() + " Released");
+                	  }else{
+                		  keyPressed(new KeyEvent(
+          				  		new java.awt.Component(){}, 
+          				  		KeyEvent.KEY_PRESSED, 
+          				  		System.nanoTime(), 
+          				  		0, 
+          				  		stringToKeyevent(e.getPin().getName()), 
+          				  		KeyEvent.CHAR_UNDEFINED)
+          				  );
+                		  System.out.println(e.getPin().getName() + " Pressed");
+                	  }
+                  }                  
+              });
+        }
+	}
+
+	public void addJoystickListener(JoystickListener toAdd) {
+		listeners.add(toAdd);
+	}
+
+	public void onJoystickMoved(Joystick j) {
+		JoystickEvent e = new JoystickEvent(j, System.currentTimeMillis());
+		for (JoystickListener yst : listeners)
+			yst.onJoystickMoved(e);
+	}
+	
+	private void updateJoystickPosition()
+	{
+		if(keys.contains(KeyEvent.VK_UP) && keys.contains(KeyEvent.VK_RIGHT))
+		{
+			j.setPosition(Position.UP_RIGHT);
+		}
+		else if(keys.contains(KeyEvent.VK_UP) && keys.contains(KeyEvent.VK_LEFT))
+		{
+			j.setPosition(Position.UP_LEFT);
+		}
+		else if(keys.contains(KeyEvent.VK_DOWN) && keys.contains(KeyEvent.VK_RIGHT))
+		{
+			j.setPosition(Position.DOWN_RIGHT);
+		}
+		else if(keys.contains(KeyEvent.VK_DOWN) && keys.contains(KeyEvent.VK_LEFT))
+		{
+			j.setPosition(Position.DOWN_LEFT);
+		}
+		
+		else if(keys.contains(KeyEvent.VK_UP))
+		{
+			j.setPosition(Position.UP);
+		}
+		else if(keys.contains(KeyEvent.VK_LEFT))
+		{
+			j.setPosition(Position.LEFT);
+		}
+		else if(keys.contains(KeyEvent.VK_RIGHT))
+		{
+			j.setPosition(Position.RIGHT);
+		}
+		else if(keys.contains(KeyEvent.VK_DOWN))
+		{
+			j.setPosition(Position.DOWN);
+		}
+		
+		else
+		{
+			j.setPosition(Position.CENTER);
+		}
+	}
+	
+	private int stringToKeyevent(String s){
+		switch(s){
+		case "UP":
+			return KeyEvent.VK_UP;
+		case "DOWN":
+			return KeyEvent.VK_DOWN;
+		case "LEFT":
+			return KeyEvent.VK_LEFT;
+		case "RIGHT":
+			return KeyEvent.VK_RIGHT;
+		}
+		return -1;
+	}
+	
+	@Override
+	public void keyPressed(KeyEvent e) {
+		if(e.getKeyCode() == KeyEvent.VK_UP || e.getKeyCode() == KeyEvent.VK_DOWN || e.getKeyCode() == KeyEvent.VK_LEFT || e.getKeyCode() == KeyEvent.VK_RIGHT)
+		{
+			Set<Integer> keysCopy = new HashSet<Integer>(keys);
+			keys.add(e.getKeyCode());
+			updateJoystickPosition();
+			
+			if(!keys.equals(keysCopy))
+			{
+				onJoystickMoved(j);				
+			}
+		}
+	}
+
+	@Override
+	public void keyReleased(KeyEvent e) {
+		if(e.getKeyCode() == KeyEvent.VK_UP || e.getKeyCode() == KeyEvent.VK_DOWN || e.getKeyCode() == KeyEvent.VK_LEFT || e.getKeyCode() == KeyEvent.VK_RIGHT)
+		{
+			Set<Integer> keysCopy = new HashSet<Integer>(keys);
+			
+			keys.remove(e.getKeyCode());
+			updateJoystickPosition();
+			
+			if(!keys.equals(keysCopy))
+			{
+				onJoystickMoved(j);				
+			}
+		}
+	}
+
+	public void keyTyped(KeyEvent e) {}
+}