Gestaltungsprogramm

Segmente Objekt1,Objekt2,Objekt3;

float x1,x2,x3; // X-Position
float y1,y2,y3; // Y-Position

float seg1,seg2,seg3; // Segmentzähler
int r; // Radius
float g; // Richtung

int h1,h2,h3,s,b; // Farbe HSB

boolean mouseOver1,mouseOver2,mouseOver3; //Maus über dem Objekt

void setup() {
  size(800, 800);
  smooth();
  noStroke();
  frameRate(5);
  colorMode(HSB,360,100,100);
  
  Objekt1 = new Segmente();
  Objekt2 = new Segmente();
  Objekt3 = new Segmente();
  
  x1 = 200; x2 = 400; x3 = 600;
  y1 = 400; y2 = 400; y3 = 400;
  
  seg1 = 0; seg2 = 0; seg3 = 0; // Dreieck
  r = 100;
  g = 90; // Richtung nach oben
  
  h1 = 0; h2 = 90; h3 = 180;
  s = 100;
  b = 100;
  
  mouseOver1 = false; mouseOver2 = false; mouseOver3 = false;
}

void draw() {
  background(0);
  fill(h1,s,b);
  Objekt1.maleSegmente(seg1,r,g,x1,y1);
  fill(h2,s,b);
  Objekt2.maleSegmente(seg2,r,g,x2,y2);
  fill(h3,s,b);
  Objekt3.maleSegmente(seg3,r,g,x3,y3);
  
  if (mouseX >= x1-r && mouseX <= x1+r && mouseY >= y1-r && mouseY <= y1+r) {
    mouseOver1 = true;
  }else {
    mouseOver1 = false;
  }
  if (mouseX >= x2-r && mouseX <= x2+r && mouseY >= y2-r && mouseY <= y2+r) {
    mouseOver2 = true;
  }else {
    mouseOver2 = false;
  }
  if (mouseX >= x3-r && mouseX <= x3+r && mouseY >= y3-r && mouseY <= y3+r) {
    mouseOver3 = true;
  }else {
    mouseOver3 = false;
  }
}

void mouseDragged() {
  if (mouseOver1 == true) {
    x1 = mouseX;
    y1 = mouseY;
  }else if (mouseOver2 == true) {
    x2 = mouseX;
    y2 = mouseY;
  }else if (mouseOver3 == true) {
    x3 = mouseX;
    y3 = mouseY;
  }
}

void keyPressed() {
  if (key == CODED) {
    if (mouseOver1 == true) {
      if (keyCode == UP) {
        if (seg1 <= 101) {
          seg1 += 1;
        }
      }
      if (keyCode == DOWN) {
        if (seg1 >= 1) {
          seg1 -= 1;
        }
      } 
      if (keyCode == RIGHT) {
        if (h1 <= 361) {
          h1 += 1;
        }
      }
      if (keyCode == LEFT) {
        if (h1 >= 1) {
          h1 -= 1;
        }
      }
    }
    if (mouseOver2 == true) {
      if (keyCode == UP) {
        if (seg2 <= 101) {
          seg2 += 1;
        }
      }
      if (keyCode == DOWN) {
        if (seg2 >= 1) {
          seg2 -= 1;
        }
      } 
      if (keyCode == RIGHT) {
        if (h2 <= 361) {
          h2 += 1;
        }
      }
      if (keyCode == LEFT) {
        if (h2 >= 1) {
          h2 -= 1;
        }
      }
    }
    if (mouseOver3 == true) {
      if (keyCode == UP) {
        if (seg3 <= 101) {
          seg3 += 1;
        }
      }
      if (keyCode == DOWN) {
        if (seg3 >= 1) {
          seg3 -= 1;
        }
      } 
      if (keyCode == RIGHT) {
        if (h3 <= 361) {
          h3 += 1;
        }
      }
      if (keyCode == LEFT) {
        if (h3 >= 1) {
          h3 -= 1;
        }
      }
    }
  }
}

Objekt: Segmente

class Segmente {
  
  Segmente() {
    println("Segmente erstellt!");
  }
  
  void maleSegmente(float s,int r,float g,float x,float y) {
    float seg = 3 + s;
    float angleStep = 360/seg;
    
    beginShape();
    vertex(x, y); 
    for (float angle=0; angle<=360; angle+=angleStep) {
      float vx = x + cos(radians(angle-g))*r;
      float vy = y + sin(radians(angle-g))*r;
      vertex(vx, vy);
    }
    vertex(x + cos(radians(360-g))*r, y + sin(radians(360-g))*r);
    endShape();
  }
}