1-5.mousePressed()
Name（名称）：mousePressed()//可以看做是按下鼠标按钮中断函数
Examples（例子）：
// Click within the image to change单击图像中更改
// the value of the rectangle矩形的颜色
int value = 0;
void draw() {
fill(value);
rect(25, 25, 50, 50);
}
void mousePressed() {
if (value == 0) {
value = 255;
} else {
value = 0;
}
}
Description（描述）：The mousePressed() function is called once after every time a mouse button is pressed. The mouseButton variable (see the related reference entry) can be used to determine which button has been pressed.
每当按下鼠标按钮时，鼠标按压()函数就会调用一次。mouseButton变量(参见相关参考条目)可用于确定已按哪个按钮。
Mouse and keyboard events only work when a program has draw(). Without draw(), the code is only run once and then stops listening for events.
鼠标和键盘事件只在程序绘制()时才起作用。没有绘制()，代码只运行一次，然后停止监听事件。
Syntax(语法)：mousePressed()
mousePressed(event)
Returns（返回值）：Void（无）
Related（相关函数）：mouseX
mouseY
pmouseX
pmouseY
mousePressed
mousePressed()
mouseReleased()
mouseClicked()
mouseMoved()
mouseButton
mouseWheel()
- 本文固定链接: http://iprocessing.cn/2017/07/14/mousepressed鼠标按下函数/
- 转载请注明: 卡萨布兰卡 于 Processing编程艺术 发表
