One Hundred Random Shapes

//Mira A | One Hundred Random Shapes | CP1 | Mods 16/17

​

/**

Press the left mouse button to cause additional sets of one 

hundred random shapes to be superimposed on the set, or sets, 

already drawn to screen. <br>

Press the right mouse button to reset the canvas and draw 

another one hundred shapes. 

*/

​

//Variable 'shapes' controls the number of shapes drawn to 

//screen. 

int shapes = 0;

//Variable 'circlesize' controls the circle size, with said size

//falling no lower than 5.

int circlesize = 5;

​

void setup()

{

  //Self-explanatory.

  size(550, 550);

  background(255);

  noStroke();

  //The following draws grey sidebars to the screen.

  fill(173);

  rect(0,0,20,550);

  rect(530,0,20,550);

  fill(191);

  rect(20,0,15,550);

  rect(515,0,15,550);

}

​

void draw()

{

  //'hundred' controls the drawing of one hundred random shapes

  //to the screen.

  hundred();

  //'input' controls the mouse input associated with this program.

  input();

}

​

//Draws one hundred random shapes.

void hundred()

{

  while (shapes <= 100)

  {

    //Designates random fill colours.

    fill(int(random(255)), int(random(255)), int(random(255)), 40);

    //Using the variable 'circlesize', this statement controls the

    //location and size of the circles drawn. 'circlesize' is used

    //instead of 'int(random(etc))' to allow the x and y axis 

    //lengths of each ellipse to equal one another, thus forming

    //a circle.   

    ellipse(int(random(550)), int(random(550)), circlesize, circlesize);

    //Controls the increase in the variable 'circlesize'.

    circlesize = circlesize + int(random(3));

    //Controls the number of shapes drawn. 

    shapes++;

  }

}

​

//Controls mouse input for this program.

void input()

{

  //Pressing the left mouse button will cause additional sets of

  //one hundred random shapes to be superimposed upon those 

  //already drawn to screen.

  if (mousePressed == true && mouseButton == LEFT)

  {

    shapes = 0;

    circlesize = 5;

  }

  //Pressing the right mouse button will reset the canvas and

  //draw another one hundred random shapes.

  if (mousePressed == true && mouseButton == RIGHT)

  {

    setup();

    shapes = 0;

    circlesize = 5;

  }

}