补充安装文档

src/ChineseChess.js

@@ -162,17 +162,6 @@ export class Chessboard {
             context.lineTo(边距, 边距)
             context.stroke()
 
-            //// 绘制棋子们
-            //context.font = '20px serif'
-            //context.fillStyle = 'red'
-            //context.fillText('車', 0+边距-(比例/5), 20+边距-(比例/5))
-            //context.stroke()
-            //// 绘制棋子们
-            //context.font = '20px serif'
-            //context.fillStyle = 'red'
-            //context.fillText('馬', 0+边距-(比例/5) + (比例*1), 20+边距-(比例/5))
-            //context.stroke()
-
             // 单独保存绘制好的棋盘
             const chessboard = canvas.toDataURL()