import processing.serial.*;
import java.awt.event.KeyEvent;
import java.io.IOException;

Serial myPort;
String angle = "";
String distance = "";
String data = "";
String noObject;
float pixsDistance;
int iAngle, iDistance;
int index1 = 0;
int index2 = 0;
PFont orcFont;
void setup() {


  size (1290, 760); // DISPLAY GRÖßE EINTRAGEN /Auflösung
  smooth();
  myPort = new Serial(this, "COM3", 9600);
  myPort.bufferUntil('.');
  orcFont = loadFont("AlbertusMedium-48.vlw");
}
void draw() {

  fill(98, 245, 31);
  textFont(orcFont);
  noStroke();
  fill(0, 4);
  rect(0, 0, width, height - height * 0.065);

  fill(98, 245, 31);
  drawRadar();
  drawLine();
  drawObject();
  drawText();
}
void serialEvent (Serial myPort) {
  data = myPort.readStringUntil('.');
  data = data.substring(0, data.length() - 1);

  index1 = data.indexOf(",");
  angle = data.substring(0, index1);
  distance = data.substring(index1 + 1, data.length());

  // von String auf Integer
  iAngle = int(angle);
  iDistance = int(distance);
}
void drawRadar() {
  pushMatrix();
  translate(width / 2, height - height * 0.074); // start koordinaten werden festgelegt
  noFill();
  strokeWeight(2);
  stroke(#FFFFFF);
  arc(0, 0, (width - width * 0.0625), (width - width * 0.0625), PI, TWO_PI);
  arc(0, 0, (width - width * 0.27), (width - width * 0.27), PI, TWO_PI);
  arc(0, 0, (width - width * 0.479), (width - width * 0.479), PI, TWO_PI);
  arc(0, 0, (width - width * 0.687), (width - width * 0.687), PI, TWO_PI);
  line(-width / 2, 0, width / 2, 0);
  line(0, 0, (-width / 2)*cos(radians(30)), (-width / 2)*sin(radians(30)));
  line(0, 0, (-width / 2)*cos(radians(60)), (-width / 2)*sin(radians(60)));
  line(0, 0, (-width / 2)*cos(radians(90)), (-width / 2)*sin(radians(90)));
  line(0, 0, (-width / 2)*cos(radians(120)), (-width / 2)*sin(radians(120)));
  line(0, 0, (-width / 2)*cos(radians(150)), (-width / 2)*sin(radians(150)));
  line((-width / 2)*cos(radians(30)), 0, width / 2, 0);
  popMatrix();
}
void drawObject() {
  pushMatrix();
  translate(width / 2, height - height * 0.074);
  strokeWeight(9);
  stroke(#FF0004);
  pixsDistance = iDistance * ((height - height * 0.1666) * 0.025); // von cm auf pixel
  // limitierung auf max 40 cm
  if (iDistance < 40) {

    line(pixsDistance * cos(radians(iAngle)), -pixsDistance * sin(radians(iAngle)), (width - width * 0.505)*cos(radians(iAngle)), -(width - width * 0.505)*sin(radians(iAngle)));
  }
  popMatrix();
}
void drawLine() {
  pushMatrix();
  strokeWeight(9);
  stroke(#00FF0E);
  translate(width / 2, height - height * 0.074);
  line(0, 0, (height - height * 0.16)*cos(radians(iAngle)), -(height - height * 0.16)*sin(radians(iAngle)));
  popMatrix();
}
void drawText() { // text auf display ausgeben

  pushMatrix();
  if (iDistance > 40) {
    noObject = "Außer Reichweite";
  } else {
    noObject = "In Reichweite";
  }
  fill(0, 0, 0);
  noStroke();
  rect(0, height - height * 0.0648, width, height);
  fill(#FFFFFF);
  textSize(25);

  text("10cm", width - width * 0.4154, height - height * 0.0833);
  text("20cm", width - width * 0.3010, height - height * 0.0833);
  text("30cm", width - width * 0.1970, height - height * 0.0833);
  text("40cm", width - width * 0.1045, height - height * 0.0833);
  textSize(40);
  text("Winkel: " + iAngle + " °", width - width * 0.48, height - height * 0.0277);
  text("Objekt: " + noObject, width - width * 0.875, height - height * 0.0277);
  text("Distanz: ", width - width * 0.29, height - height * 0.0277);
  if (iDistance < 40) {
    text("        " + iDistance + " cm", width - width * 0.225, height - height * 0.0277);
  }
  textSize(25);
  fill(#FFFFFF);
  translate((width - width * 0.4994) + width / 2 * cos(radians(30)), (height - height * 0.0907) - width / 2 * sin(radians(30)));
  rotate(-radians(-30));
  text("30°", 0, 0);
  resetMatrix();
  translate((width - width * 0.503) + width / 2 * cos(radians(60)), (height - height * 0.0888) - width / 2 * sin(radians(60)));
  rotate(-radians(-30));
  text("60°", 0, 0);
  resetMatrix();
  translate((width - width * 0.507) + width / 2 * cos(radians(90)), (height - height * 0.0833) - width / 2 * sin(radians(90)));
  rotate(radians(0));
  text("90°", 0, 0);
  resetMatrix();
  translate(width - width * 0.513 + width / 2 * cos(radians(120)), (height - height * 0.07129) - width / 2 * sin(radians(120)));
  rotate(radians(-30));
  text("120°", 0, 0);
  resetMatrix();
  translate((width - width * 0.5104) + width / 2 * cos(radians(150)), (height - height * 0.0574) - width / 2 * sin(radians(150)));
  rotate(radians(-30));
  text("150°", 0, 0);
  popMatrix();
}