/*<><><><><><><><>MOUSE ARDUINO KOPPLER<><><><><><><><><>
 *                       10-2010
 *<><><><><><><><><><><><><><><><><><><><><><><><><><><><>
 *
 * A basic mouse hack example.
 * Sends data via the Mouse Arduino Koppler to a mouse.
 * The mouse movement describes different squares.
 * 
 *
 *           www.dernulleffekt.de
 *<><><><><><><><><><><><><><><><><><><><><><><><><><><><>
 *
 *
 *
 *
 *°·.¸¸.·°·.¸¸.·´·.¸¸.·.¸¸.·´`·.¸¸Wolfgang¸¸Spahn¸¸.··.¸¸¸
*/


//variables
int gLEDPin = 13;                // pinnumber for the controll LED

int gHorizontal1 = 3;           // 1 pinnumber for horizontal movement
int gHorizontal2 = 4;           // 2 ...
int gVertical1 = 5;             // 1 pinnumber for vertikal movement
int gVertical2 = 6;             // 2 ...

int gStatusHL = LOW;             // status of the input horizontal 1
int gStatusHR = LOW;             // status of the input horizontal 2
int gStatusVL = LOW;             // status of the input vertical 1
int gStatusVR = LOW;             // status of the input vertical 2

int value = LOW;                // previous value of the LED

int Counter01 = 0;
int gSize = 100;


//setup
void setup() {
  pinMode(gLEDPin,OUTPUT);       // set led pin as output
  digitalWrite(gLEDPin,HIGH);    // turn on the controll LED
  
  pinMode(gHorizontal1,OUTPUT); // set pin for horizontal movement 1 as output
  pinMode(gHorizontal2,OUTPUT); // set pin for horizontal movement 2 as output
  pinMode(gVertical1,OUTPUT);   // set pin for vertical movement 1 as output
  pinMode(gVertical2,OUTPUT);   // set pin for vertical movement 2 as output
  
  digitalWrite(gHorizontal1,LOW);
  digitalWrite(gHorizontal2,LOW);
  digitalWrite(gVertical1,LOW);
  digitalWrite(gVertical2,LOW);
}

// mainloop 
void loop() {
  move();
  mousemoveH();
  mousemoveV();
}  
 
void move(){
  Counter01 ++;
  if (Counter01 < gSize/2) {
    if (Counter01 < gSize/4) {
    gStatusHL = HIGH;
    gStatusHR = LOW;
    gStatusVL = LOW;
    gStatusVR = LOW;
    }
    else if (Counter01 >= gSize/4) {
    gStatusHL = LOW;
    gStatusHR = LOW;
    gStatusVL = HIGH;
    gStatusVR = LOW;
    }
  }
  else if (Counter01 >= gSize/2) {
    if (Counter01 < gSize/4*3) {
    gStatusHL = LOW;
    gStatusHR = HIGH;
    gStatusVL = LOW;
    gStatusVR = LOW;
    }
    else if (Counter01 >= gSize/4*3) {
    gStatusHL = LOW;
    gStatusHR = LOW;
    gStatusVL = LOW;
    gStatusVR = HIGH;
    if (Counter01 == gSize) {
      Counter01 = 0;
      gSize = random(60, 600);
      }
    }
  }
 }
  
void mousemoveH() {
  if (gStatusHL == HIGH) {              // horizontal move left
    digitalWrite(gHorizontal1,LOW);  // set pin 1 for horizontal move low
    delay(1);                        // delay
    digitalWrite (gHorizontal2,LOW); // set pin 2 for horizontal move low
    delay (1);
    digitalWrite(gHorizontal1,HIGH); // set them high again
    digitalWrite(gHorizontal2,HIGH);
    delay (1);
    }
  if (gStatusHR == HIGH) {              // horizontal move left
    digitalWrite(gHorizontal2,LOW);  // set pin 2 for horizontal move low
    delay(1);                        // delay
    digitalWrite (gHorizontal1,LOW); // set pin 1 for horizontal move low
    delay (1);
    digitalWrite(gHorizontal2,HIGH); // set them high again
    digitalWrite(gHorizontal1,HIGH);
    delay (1);
    }    
}  
 

void mousemoveV() {
  if (gStatusVL == HIGH) {              // vertical move left
    digitalWrite(gVertical1,LOW);    // set pin 1 for vertical move low
    delay(1);                        // delay
    digitalWrite (gVertical2,LOW);   // set pin 2 for vertical move low
    delay (1);
    digitalWrite(gVertical1,HIGH);   // set them high again
    digitalWrite(gVertical2,HIGH);
    delay (1);
    }
  if (gStatusVR == HIGH) {              // vertical move left
    digitalWrite(gVertical2,LOW);    // set pin 2 for vertical move low
    delay(1);                        // delay
    digitalWrite (gVertical1,LOW);   // set pin 1 for vertical move low
    delay (1);
    digitalWrite(gVertical2,HIGH);   // set them high again
    digitalWrite(gVertical1,HIGH);
    delay (1);
    }    
}