음태훈 프로세싱 그림판

processing-paint.java

boolean onErasing = false;
String buttonColor = "white";
int[][] redCircle = new int [41][41];
int[][] greenCircle = new int [41][41];
int[][] blueCircle = new int [41][41];

void setup() {
  size(640, 360);
  background(0);
  //redCircle X
  for (int i = 0; i < redCircle.length; i++) {
    redCircle[0][i] = 30+i;
  }
  //redCircle Y
  for (int i = 0; i < redCircle.length; i++) {
    redCircle[1][i] = 280+i;
  }
  //-----------------------
  //greenCircle X
  for (int i = 0; i < greenCircle.length; i++) {
    greenCircle[0][i] = 105+i;
  }
  //greenCircle Y
  for (int i = 0; i < greenCircle.length; i++) {
    greenCircle[1][i] = 280+i;
  }
  //-----------------------
  //blueCircle X
  for (int i = 0; i < blueCircle.length; i++) {
    blueCircle[0][i] = 180+i;
  }
  //blueCircle Y
  for (int i = 0; i < blueCircle.length; i++) {
    blueCircle[1][i] = 280+i;
  }
}

void draw() {
  noStroke();
  fill(255, 0, 0);
  ellipse(50, 300, 40, 40);
  fill(0, 255, 0);
  ellipse(125, 300, 40, 40);
  fill(0, 0, 255);
  ellipse(200, 300, 40, 40); // 색깔

  line(0, 260, 640, 260);

  switch(buttonColor) {
  case "white":
    strokeWeight(5);
    stroke(255);
    break;
  case "red":
    strokeWeight(10);
    stroke(255, 0, 0);
    break;
  case "green":
    strokeWeight(10);
    stroke(0, 255, 0);
    break;
  case "blue":
    strokeWeight(10);
    stroke(0, 0, 255);
    break;
  default:
    print("Error!");
  }

  if (mousePressed) {
    if (onErasing) {
      strokeWeight(10);
      stroke(0);
      line(pmouseX, pmouseY, mouseX, mouseY);
    } else {
      line(pmouseX, pmouseY, mouseX, mouseY);
    }
  }
}


void keyPressed() {
  if (key == 'e') {
    onErasing = !onErasing;
    print(onErasing);
  }
}

void mouseClicked() {
  for (int i = 0; i < redCircle.length; i++) {
    if (mouseX == redCircle[0][i]) {
      buttonColor = "red";
      print("red");
    }
  }

  for (int i = 0; i < greenCircle.length; i++) {
    if (mouseX == greenCircle[0][i]) {
      buttonColor = "green";
      print("green");
    }
  }

  for (int i = 0; i < blueCircle.length; i++) {
    if (mouseX == blueCircle[0][i]) {
      buttonColor = "blue";
      print("blue");
    }
  }
}