- Mouse: scrive
- Tastiera: pulisce
- Applicazione Java
final int sfondo=255; final int matita=0; void setup() { size(500, 500); frameRate(30); smooth(); stroke(matita); strokeWeight(2); cornice(); noLoop(); } void cornice() { background(sfondo); rect(0,0,width-1, height-1); redraw(); } void keyPressed() { cornice(); } void mouseDragged() { line(mouseX, mouseY, pmouseX, pmouseY); redraw(); } void draw() { // niente... }