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USBHost : MouseController class

getYChange()

Description

Reports the relative amount of movement of a mouse on the Y-axis since the last time polled. A positive number indicates downward movement, a negative number indicates upward movement.

Syntax

mouse.getYChange()

Parameters

none

Returns

int

Example

#include <MouseController.h>

// Initialize USB Controller
USBHost usb;

// Attach mouse controller to USB
MouseController mouse(usb);

void mouseMoved() {
  Serial.print("Move: ");
  Serial.print(mouse.getXChange());
  Serial.print(", ");
  Serial.println(mouse.getYChange());
}

void setup(){
  Serial.begin(9600);
}

void loop(){
  usb.Task();
}
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See Also

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The text of the Arduino reference is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.