俄罗斯方块 c语言源代码

nfoTop,info_common);
}

/* create a new block by key number,
* the block anchor to the top-left corner of 4*4 cells
*/
void _INNER_HELPER GenerateBlock(Block *block)
{
int key=(random(13)*random(17)+random(1000)+random(3000))%7;
block->size=3;/* because most blocks' size=3 */
memset(block->c,0,16);
switch(key)
{
case 0:
block->name='T';
block->color=RED;
block->c[1][0]=1;
block->c[1][1]=1, block->c[2][1]=1;
block->c[1][2]=1;
break;
case 1:
block->name='L';
block->color=YELLOW;
block->c[1][0]=1;
block->c[1][1]=1;
block->c[1][2]=1, block->c[2][2]=1;
break;
case 2:
block->name='J';
block->color=LIGHTGRAY;
block->c[1][0]=1;
block->c[1][1]=1;
block->c[1][2]=1, block->c[0][2]=1;
break;
case 3:
block->name='z';
block->color=CYAN;
block->c[0][0]=1, block->c[1][0]=1;
block->c[1][1]=1, block->c[2][1]=1;
break;
case 4:
block->name='5';
block->color=LIGHTBLUE;
block->c[1][0]=1, block->c[2][0]=1;
block->c[0][1]=1, block->c[1][1]=1;
break;
case 5:
block->name='o';
block->color=BLUE;
block->size=2;
block->c[0][0]=1, block->c[1][0]=1;
block->c[0][1]=1, block->c[1][1]=1;
break;
case 6:
block->name='I';
block->color=GREEN;
block->size=4;
block->c[1][0]=1;
block->c[1][1]=1;
block->c[1][2]=1;
block->c[1][3]=1;
break;
}
}

/* get next block! */
void NextBlock()
{
/* copy the nextBlock to curBlock */
curBlock.size=nextBlock.size;
curBlock.color=nextBlock.color;
curBlock.x=(BoardWidth-4)/2;
curBlock.y=-curBlock.size;
memcpy(curBlock.c,nextBlock.c,16);
/* generate nextBlock and show it */
EraseBlock(&nextBlock,NBBoardLeft,NBBoardTop,NBCellSize);
GenerateBlock(&nextBlock);
nextBlock.x=1,nextBlock.y=0;
DrawBlock(&nextBlock,NBBoardLeft,NBBoardTop,NBCellSize);
}

/* rotate the block, update the block struct data */
int _INNER_HELPER RotateCells(char c[4][4],char blockSize)
{
char temp,i,j;
switch(blockSize)
{
case 3:
temp=c[0][0];
c[0][0]=c[2][0], c[2][0]=c[2][2], c[2][2]=c[0][2], c[0][2]=temp;
temp=c[0][1];
c[0][1]=c[1][0], c[1][0]=c[2][1], c[2][1]=c[1][2], c[1][2]=temp;
break;
case 4: /* only 'I' block arived here! */
c[1][0]=1-c[1][0], c[1][2]=1-c[1][2], c[1][3]=1-c[1][3];
c[0][1]=1-c[0][1], c[2][1]=1-c[2][1], c[3][1]=1-c[3][1];