Square.cs

微信扫码关注公众号，代码整理好后第一时间通知你。

using System;
using System.Collections.Generic;
using System.Text;
using System.Drawing;
using System.Drawing.Drawing2D;

namespace 俄罗斯方块
{
    class Square
    {
        public Point location;
        public Size size;
        public Color forecolor;
        public Color backcolor;

        public Square(Size size,Color forecolor,Color backcolor)
        {
            this.size = size;
            this.forecolor = forecolor;
            this.backcolor = backcolor;
        }

        public void Draw(Graphics g)
        {
            GraphicsPath gp = new GraphicsPath();
            Rectangle rec = new Rectangle(location, size);
            gp.AddRectangle(rec);
            Color[] surrounColor = new Color[] { backcolor };
            PathGradientBrush pb = new PathGradientBrush(gp);
            pb.CenterColor = forecolor;
            pb.SurroundColors = surrounColor;

            g.FillPath(pb, gp);

        }

        public void Erase(Graphics g)
        {
            Rectangle rec = new Rectangle(location,size);
            g.FillRectangle(new SolidBrush(GameField.backColor),rec);
        }

    }
}