1.引入Chart控件,如图添加一个XY 选择的复选框,给chart添加chart_MouseMove,chart_MouseDown,chart_MouseUp事件事件代码如下,对象命名随意请忽视public double chartBeforePointX = 0; // 用于记录鼠标上次移动的点,用于判断是左移还是右移 public double chartBeforePointY
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