Pebcessing Reference

keyPressed()

Examples

int cl = WHITE;

void setup() {
  noLoop();
}

void draw() {
  fill(cl);
  rect(25, 25, 50, 50);
}

void keyPressed() {
  if (cl == WHITE) {
    cl = BLACK;
  } else {
    cl = WHITE;
  }
  redraw();
}

void keyReleased() {

}

Description

The keyPressed() function is called when a key is pressed. The key that was pressed is stored in the keyCode variable. If you use this function, you have to define "ENABLE_KEY_EVENT" at settings.h and declare also keyReleased() at sketch.c.

Syntax

keyPressed()

Returns

void

Related

keyCode
keyReleased()

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