C#窗體繪制條形圖投票

圖檔效果：

代碼如下：

public void Test1()
        {
            int Tp1 = 13;
            int Tp2 = 1;
            int Tp3 = 2;
            int Tp4 = 1;

            double tp1 = 13.0 / 27 * 100;
            double tp2 = 1.0 / 27 * 100;
            double tp3 = 2.0 / 27 * 100;
            double tp4 = 1.0 / 27 * 100;

            int width = 300, height = 300;//聲明寬與高
            Bitmap bitmap = new Bitmap(width, height);//建立一個繪圖對象

            Graphics g = Graphics.FromImage(bitmap);

            try
            {
                g.Clear(Color.White);
                //建立6個brush，用于填充顔色
                Brush brush1 = new SolidBrush(Co