Initial migration to Android Studio

app/src/main/java/com/limelight/binding/input/TouchContext.java

@@ -0,0 +1,93 @@
+package com.limelight.binding.input;
+
+import com.limelight.nvstream.NvConnection;
+import com.limelight.nvstream.input.MouseButtonPacket;
+
+public class TouchContext {
+	private int lastTouchX = 0;
+	private int lastTouchY = 0;
+	private int originalTouchX = 0;
+	private int originalTouchY = 0;
+	private long originalTouchTime = 0;
+	
+	private NvConnection conn;
+	private int actionIndex;
+	
+	private static final int TAP_MOVEMENT_THRESHOLD = 10;
+	private static final int TAP_TIME_THRESHOLD = 250;
+	
+	public TouchContext(NvConnection conn, int actionIndex)
+	{
+		this.conn = conn;
+		this.actionIndex = actionIndex;
+	}
+	
+	private boolean isTap()
+	{
+		int xDelta = Math.abs(lastTouchX - originalTouchX);
+		int yDelta = Math.abs(lastTouchY - originalTouchY);
+		long timeDelta = System.currentTimeMillis() - originalTouchTime;
+		
+		return xDelta <= TAP_MOVEMENT_THRESHOLD &&
+				yDelta <= TAP_MOVEMENT_THRESHOLD &&
+				timeDelta <= TAP_TIME_THRESHOLD;
+	}
+	
+	private byte getMouseButtonIndex()
+	{
+		if (actionIndex == 1) {
+			return MouseButtonPacket.BUTTON_RIGHT;
+		}
+		else {
+			return MouseButtonPacket.BUTTON_LEFT;
+		}
+	}
+	
+	public boolean touchDownEvent(int eventX, int eventY)
+	{
+		originalTouchX = lastTouchX = eventX;
+		originalTouchY = lastTouchY = eventY;
+		originalTouchTime = System.currentTimeMillis();
+		
+		return true;
+	}
+	
+	public void touchUpEvent(int eventX, int eventY)
+	{
+		if (isTap())
+		{
+			byte buttonIndex = getMouseButtonIndex();
+			
+			// Lower the mouse button
+			conn.sendMouseButtonDown(buttonIndex);
+			
+			// We need to sleep a bit here because some games
+			// do input detection by polling
+			try {
+				Thread.sleep(100);
+			} catch (InterruptedException e) {}
+			
+			// Raise the mouse button
+			conn.sendMouseButtonUp(buttonIndex);
+		}
+	}
+	
+	public boolean touchMoveEvent(int eventX, int eventY)
+	{	
+		if (eventX != lastTouchX || eventY != lastTouchY)
+		{
+			// We only send moves for the primary touch point
+			if (actionIndex == 0) {
+				conn.sendMouseMove((short)(eventX - lastTouchX),
+						(short)(eventY - lastTouchY));
+			}
+			
+			lastTouchX = eventX;
+			lastTouchY = eventY;
+			
+			return true;
+		}
+		
+		return false;
+	}
+}