Block.cs

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

namespace 俄罗斯方块
{
    class Block
    {
        public Square square1, square2, square3, square4;//包含关系
        private const int squareSize = GameField.squareSize;
        public enum BlockTypes
        {                          //一共有7种形状
            underfined,
            square,
            line,
            J,
            L,
            Z,
            T,
            S
        };

        public BlockTypes blockType;
        private Color forecolor, backcolor;

        public enum RotateDirections
        {
            North,
            East,
            South,
            West
        };

        public RotateDirections myRotation = RotateDirections.North;

        public Block(Point location,BlockTypes bType)
        {
            if (bType == BlockTypes.underfined)  //随机生成一种形状
            {
                Random rand=new Random();
                blockType = (BlockTypes)(GameField.rand.Next(7) + 1);
            }
            else
            {
                blockType = bType;
            }

            Size squareS = new Size(squareSize,squareSize);
            int i = (int)blockType - 1;               //设置颜色
            forecolor=GameField.BlockForeColor[i];
            backcolor=GameField.BlockBackColor[i];

            square1 = new Square(squareS,forecolor,backcolor);
            square2 = new Square(squareS, forecolor, backcolor);
            square3 = new Square(squareS, forecolor, backcolor);
            square4 = new Square(squareS, forecolor, backcolor);