public void Start()//游戏开始
{
BlockGroup bGroup = new BlockGroup();
runBlock = bGroup.GetABlock();
runBlock.XPos = _width / 2;
runBlock.YPos = 2;
runBlock.Paint(gpPalette);
for (int i = 0; i < runBlock.Length; i++)//寻找Y的最大值
{
if (runBlock[i].Y > runBlock.YPos)
{
runBlock.YPos = runBlock[i].Y;
}
}
gpPalette.Clear(disapperColor); //清空画板
runBlock.Paint(gpPalette); //画运行砖块
Thread.Sleep(20);
readyBlock = bGroup.GetABlock(); //去另一个砖块赋给readyBlock
readyBlock.XPos = 4; //5*5的矩阵中心点为2
readyBlock.YPos = 3;
gpReady.Clear(disapperColor); //清空画板
readyBlock.Paint(gpReady);
timerBlock = new System.Timers.Timer(timeSpan);
timerBlock.Elapsed += new System.Timers.ElapsedEventHandler(OnTimedEvent);
timerBlock.AutoReset = true;
timerBlock.Start();
}
public void CheckAndOverBlock() //检查砖块是否到底，如果到底的话则把它当做固定的砖块coorarr，产生新的砖块
{
bool over = false; //设置一个当前运行砖块是否到底的标志
for (int i = 0; i < runBlock.Length; i++)
{
int x = runBlock.XPos + runBlock[i].X;
int y = runBlock.YPos - runBlock[i].Y;
if (y == _heihgt - 1)//如果到底，则当前砖块结束
{
over = true;
break;
}
if (!coorArr[x, y + 1].IsEmpty)//如果下面有其它砖块，则当前砖块结束
{
over = true;
break;
}
}
if (over)
{
for (int i = 0; i < runBlock.Length; i++)//把当前砖块归入coordinateArr
{
coorArr[runBlock.XPos + runBlock[i].X, runBlock.YPos - runBlock[i].Y] = runBlock.BlockColor;
}
//检查是否有满行的情况，如果有，则去掉满行
CheckAndDelFullRow();
//产生新的砖块
runBlock = readyBlock; //新的砖块为准备好的砖块
runBlock.XPos = _width / 2; //确定当前运行砖块的出生位置
int y = 0;
for (int i = 0; i < runBlock.Length; i++)
{
if (runBlock[i].Y > y)
{
y = runBlock[i].Y;
}
}
runBlock.YPos = y;
//检查新产生的砖块所占用的地方是否已经有砖块，如果有，则游戏结束
for (int i = 1; i < runBlock.Length; i++)
{
if (!coorArr[runBlock.XPos + runBlock[i].X, runBlock.YPos - runBlock[i].Y].IsEmpty)
{
//游戏结束
StringFormat drawFormat = new StringFormat();
drawFormat.Alignment = StringAlignment.Center;
gpPalette.DrawString("GAME OVER", new Font("Arial Black", 25f), new SolidBrush(Color.White), new RectangleF(0, _heihgt * recPix / 2 - 100, _width * recPix, 100), drawFormat);
timerBlock.Stop();//关闭定时器
return;
}
}
runBlock.Paint(gpPalette);
//获取新的准备砖块
BlockGroup bGroup = new BlockGroup();
readyBlock = bGroup.GetABlock();
readyBlock.XPos = 2;
readyBlock.YPos = 2;
gpReady.Clear(Color.Black);
readyBlock.Paint(gpReady);
}
}