#include "block.h"
#include "draw.h"

Group piece;
unsigned char regenPieceFlag = 0;
unsigned char base[8][11]={0}; //x*y

void blockInit()
{
	
base[0][0]=1;
base[0][1]=1;
base[0][2]=1;
//	genPiece();
}

void blockDestroy()
{
	piece.type=none;
}

void genPiece()
{
	//需要一点随机性
  int random = rand() % 4;
  int len = 2 + rand() % 3;
	
	
	piece.mother.x=4;
	piece.mother.y=8;
	


  //当两个方块的情况
  if(len == 2)
    {
      if(random % 2 == 0)
        {
          piece.type = two_v;			//
        }											//
      else
        {
          piece.type = two_h;			////
        }
    }
  //当三个方块的情况
  if(len == 3)
    {
      if(random == 0)
        {
          //
          piece.type = three_h;		//
          //
        }
      else if(random == 1)
        {
          piece.type = three_v;		//////
        }
      else if(random == 2)
        {
          //
          piece.type = three_l; 	////
        }
      else if (random == 3)
        {
          piece.type = three_r;		//
        }											////
    }
  //当四个方块的情况
  if(len == 3)
    {
      piece.type = four;					////
    }															////
}

void dropPiece()
{
piece.mother.y--;
//  int i;
//  for(i = 0; i < len; i++)
//    {
//      //触底或下有base方块
//      if(piece.list[i].x == 0 || base[piece.list[i].x][piece.list[i].y - 1] == 1)
//        {
//          for(i = 0; i < len;i++)
//            {
//							//全部方块转移到base
//              base[piece.list[i].x][piece.list[i].y] == 1;
//            }
//					//重新生成
//          genPiece();
//          return;
//        }
//      else
//				//正常下落
//        piece.list[i].y--;
//    }
}


void drawBlock()
{
	int i,j;
	for(i=0;i<8;i++)
		for(j=0;j<8;j++)
			if(base[i][j]==1)
				placeIMG_BLOCK(i,j);
	placeIMG_BLOCK(piece.mother.x,piece.mother.y);
}