Processing.js

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Name

mouseDragged()

Examples

// Drag (click and hold) your mouse across the 
// image to change the value of the rectangle

int value = 0;

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

void mouseDragged() 
{
  value = value + 5;
  if (value > 255) {
    value = 0;
  }
}

Description

The mouseDragged() function is called once every time the mouse moves and a mouse button is pressed.

Syntax