mouseReleased()

描述

mouseReleased() 是一个函式，当 USB 的滑鼠按键释放时被呼叫。

语法


void mouseReleased() {
  // statements
}


范例

#include <MouseController.h>

// 初始化 usb 物件
USBHost usb;

// 连接滑鼠到 usb 物件
MouseController mouse(usb);

boolean left = false;
boolean middle = false;
boolean right = false;

void mousePressed() {
  if (mouse.getButton(LEFT_BUTTON))
    left = true;
  if (mouse.getButton(MIDDLE_BUTTON))
    middle = true;
  if (mouse.getButton(RIGHT_BUTTON))
    right = true;
}

// 这个函式监控滑鼠按键是否被释放
void mouseReleased() {
  Serial.print("Released: ");
  if (!mouse.getButton(LEFT_BUTTON) && left==true) {
    Serial.print("L");
    left = false;
  }
  if (!mouse.getButton(MIDDLE_BUTTON) && middle==true) {
    Serial.print("M");
    middle = false;
  }
  if (!mouse.getButton(RIGHT_BUTTON) && right==true) {
    Serial.print("R");
    right = false;
  }
  Serial.println();
}

void setup(){
  Serial.begin(9600);
}

void loop(){
  usb.Task();
}

参见

－ mouseMoved()
－ mouseDragged()
－ mousePressed()
－ getXChange()
－ getYChange()
－ getButton()

函式库参考主页面

The text of the 86Duino reference is a modification of the Arduino reference, and is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.