// Uebung 03 Fassade Team Ludgerander Variabler Sonnenschutz , Random und Mauskontrolle
PImage bg;

int active = -1;

Sonnenschutz soschu[];
// Variabeln definieren fŸr Sonnenschutz Anzahl und Mausabfrage
class Sonnenschutz
{
  float bx;
  float by;
  int bs;
  int bl;
  float bdifx = 0.0; 
  boolean islocked;
  color c;
  
  Sonnenschutz(float y, int sizex, int sizey, color col)
  {
    bx = random(519, 739);
    by = y;
    bs = sizex;
    bl = sizey;
    islocked = false;
    c = col;
  }
  
  boolean mouseover()
  {
    if (mouseX > bx-bs && mouseX < bx+bs && mouseY > by-bl && mouseY < by+bl)
    {
      return true;
    }
    else
    {
      return false;
    }
  }
  
  void draw()
  {
    fill(c);
    if(bx < 519)
      bx = 519;
    else if(bx > 739 - bs)
      bx = 739 - bs;
    rect(bx, by, bs, bl);
  }
  
  void setbx(float newbx)
  {
    bx = newbx;
  }
  
  float getbx()
  {
    return bx;
  }
  
  float getbdifx()
  {
    return bdifx;
  }
  
  void setbdifx(float newbdifx)
  {
    bdifx = newbdifx;
  }
  
  void lock(boolean l)
  {
    islocked = l;
  }
  
  boolean locked()
  {
    return islocked;
  }
}

// AusfŸhren des Programms Hintergrund entspricht Grundbild 03.jpg
void setup() 
{
  size(1273, 700);
  bg = loadImage("Grundbild 03.jpg");

  setupsonnenschutz();
}
// Sonnenschutz je 3 Elemente pro Gerschoss, 3 Gršssen siehe Fenstergršssen
void setupsonnenschutz()
{
  soschu = new Sonnenschutz[12];
  color c = color(0,0,0,180);
  soschu[0] = new Sonnenschutz(219, 33, 43, c);
  soschu[1] = new Sonnenschutz(219, 77, 43, c);
  soschu[2] = new Sonnenschutz(219, 14, 43, c);
  
  soschu[3] = new Sonnenschutz(286, 21, 36, c);
  soschu[4] = new Sonnenschutz(286, 78, 36, c);
  soschu[5] = new Sonnenschutz(286, 30, 36, c);
  
  soschu[6] = new Sonnenschutz(353, 33, 38, c);
  soschu[7] = new Sonnenschutz(353, 77, 38, c);
  soschu[8] = new Sonnenschutz(353, 14, 38, c);
  
  soschu[9] = new Sonnenschutz(428, 21, 33, c);
  soschu[10] = new Sonnenschutz(428, 78, 33, c);
  soschu[11] = new Sonnenschutz(428, 30, 33, c);
}

void draw() 
{ 
  background(bg);

  for(int i = 0; i < soschu.length; ++i)
    soschu[i].draw();
}

void mousePressed() {
  for(int i = 0; i < soschu.length; ++i)
  {
    if(soschu[i].mouseover())
    {
      soschu[i].setbdifx(mouseX-soschu[i].getbx());
      soschu[i].lock(true);
      active = i;
    }
    else
      soschu[i].lock(false);
  
    
  }
}

void mouseDragged() {
  if(active >= 0)
    if(soschu[active].locked())
      soschu[active].setbx(mouseX-soschu[active].getbdifx());
}

void mouseReleased() {
  for(int i = 0; i < soschu.length; ++i)
    soschu[i].lock(false);
    
  active = -1;
}