Mouse Press.

Mouse Press.

Move the mouse to position the shape. Press the mouse button to invert the color.

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void setup() {
  size(640, 360);
  noSmooth();
  fill(126);
  background(102);
}

void draw() {
  if (mousePressed) {
    stroke(255);
  } else {
    stroke(0);
  }
  line(mouseX-66, mouseY, mouseX+66, mouseY);
  line(mouseX, mouseY-66, mouseX, mouseY+66); 
}

Functions Used

fill()

Sets the color used to fill shapes

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stroke()

Sets the color used to draw lines and borders around shapes

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size()

Defines the dimension of the display window width and height in units of pixels

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setup()

The setup() function is run once, when the program starts

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noSmooth()

Draws all geometry and fonts with jagged (aliased) edges and images when hard edges between the pixels when enlarged rather than interpoloating pixels

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draw()

Called directly after setup(), the draw() function continuously executes the lines of code contained inside its block until the program is stopped or noLoop() is called

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line()

Draws a line (a direct path between two points) to the screen

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background()

The background() function sets the color used for the background of the Processing window

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