void RectangleSDL::move(Box2D *limit) {
colliding = false;
if ( hor ) {
if ( getRightSide() + speed >= limit->getRightSide() ) {
hor = false;
colliding = true;
} else {
addX(speed);
}
} else {
if ( getLeftSide() - speed <= limit->getLeftSide() ) {
hor = true;
colliding = true;
} else {
addX(-speed);
}
}
if ( vert ) {
if ( getBottomSide() + speed >= limit->getBottomSide() ) {
vert = false;
colliding = true;
} else {
addY(speed);
}
} else {
if ( getTopSide() - speed <= limit->getTopSide() ) {
vert = true;
colliding = true;
} else {
addY(-speed);
}
}
}
bool getFromRestPiece(int x, int y)
{
int iCornor = 0; // id: from 0 to 3
int iSide = 4; // id: from 4 to ((LWR - 1) * 4 - 1)
int iCenter = (LWR - 1) * 4; // id: from (LWR - 1) * 4 to LWR * LWR
if (puzzle_board[x][y] != 0)
{
// already have a piece in this position
return false;
}
if (x == 0 && y == 0)
{
// left-up corner of the board
// cannot reach this position
cout << "SYSTEM ERROR: DFS error." << endl;
exit(-6);
}
else if (x == 0 && y == LWR - 1)
{
// right-up corner of the board
toast[x][y] = DOWN;
for (iCornor = 0; iCornor < 4; iCornor++)
{
if (isPieceUsed[iCornor])
continue;
if (getLeftSide(iCornor, toast[x][y]) == getRightSide(puzzle_board[x][y - 1], toast[x][y - 1]))
{
puzzle_board[x][y] = iCornor;
isPieceUsed[iCornor] = 1;
return true;
}
}
return false;
}
else if (x == LWR - 1 && y == 0)
{
// left-down corner of the board
toast[x][y] = UP;
for (iCornor = 0; iCornor < 4; iCornor++)
{
if (isPieceUsed[iCornor])
continue;
if (getUpSide(iCornor, toast[x][y]) == getDownSide(puzzle_board[x - 1][y], toast[x - 1][y]))
{
puzzle_board[x][y] = iCornor;
isPieceUsed[iCornor] = 1;
return true;
}
}
return false;
}
else if (x == LWR - 1 && y == LWR - 1)
{
// right-down corner of the board
toast[x][y] = RIGHT;
for (iCornor = 0; iCornor < 4; iCornor++)
{
if (isPieceUsed[iCornor])
continue;
if (puzzle_board[x - 1][y] != 0 && getUpSide(iCornor, toast[x][y]) == getDownSide(puzzle_board[x - 1][y], toast[x - 1][y]))
{
puzzle_board[x][y] = iCornor;
isPieceUsed[iCornor] = 1;
return true;
}
if (puzzle_board[x][y - 1] != 0 && getLeftSide(iCornor, toast[x][y]) == getRightSide(puzzle_board[x][y - 1], toast[x][y - 1]))
{
puzzle_board[x][y] = iCornor;
isPieceUsed[iCornor] = 1;
return true;
}
}
return false;
}
else if (y == LWR - 1)
{
// pieces in right sides
toast[x][y] = RIGHT;
for (iSide = 4; iSide < (LWR - 1) * 4; iSide++)
{
if (isPieceUsed[iSide])
continue;
if (puzzle_board[x - 1][y] != 0 && getUpSide(iSide, toast[x][y]) == getDownSide(puzzle_board[x - 1][y], toast[x - 1][y]))
{
puzzle_board[x][y] = iSide;
isPieceUsed[iSide] = 1;
return true;
}
if (puzzle_board[x][y - 1] != 0 && getLeftSide(iSide, toast[x][y]) == getRightSide(puzzle_board[x][y - 1], toast[x][y - 1]))
{
puzzle_board[x][y] = iSide;
isPieceUsed[iSide] = 1;
return true;
}
}
return false;
}
else if (x == LWR - 1)
{
// pieces in down sides
toast[x][y] = UP;
for (iSide = 4; iSide < (LWR - 1) * 4; iSide++)
{
if (isPieceUsed[iSide])
continue;
if (puzzle_board[x - 1][y] != 0 && getUpSide(iSide, toast[x][y]) == getDownSide(puzzle_board[x - 1][y], toast[x - 1][y]))
{
puzzle_board[x][y] = iSide;
isPieceUsed[iSide] = 1;
return true;
}
if (puzzle_board[x][y - 1] != 0 && getLeftSide(iSide, toast[x][y]) == getRightSide(puzzle_board[x][y - 1], toast[x][y - 1]))
{
puzzle_board[x][y] = iSide;
isPieceUsed[iSide] = 1;
return true;
}
}
return false;
}
else if (x == 0)
{
// pieces in up sides
toast[x][y] = DOWN;
for (iSide = 4; iSide < (LWR - 1) * 4; iSide++)
{
if (isPieceUsed[iSide])
continue;
if (( y == 1 || puzzle_board[x][y - 1] != 0) && getLeftSide(iSide, toast[x][y]) == getRightSide(puzzle_board[x][y - 1], toast[x][y - 1]))
{
puzzle_board[x][y] = iSide;
isPieceUsed[iSide] = 1;
return true;
}
}
return false;
}
else if (y == 0)
{
// pieces in left sides
toast[x][y] = LEFT;
for (iSide = 4; iSide < (LWR - 1) * 4; iSide++)
{
if (isPieceUsed[iSide])
continue;
if (puzzle_board[x - 1][y] != 0 && getUpSide(iSide, toast[x][y]) == getDownSide(puzzle_board[x - 1][y], toast[x - 1][y]))
{
puzzle_board[x][y] = iSide;
isPieceUsed[iSide] = 1;
return true;
}
}
return false;
}
else
{
// other pieces in the center
// toast[x][y] = UP;
for (iCenter = (LWR - 1) * 4; iCenter < LWR * LWR; iCenter++)
{
if (isPieceUsed[iCenter])
continue;
for (int it = UP; it < RIGHT; it++)
{
/*if (puzzle_board[x][y - 1] != 0 && puzzle_board[x - 1][y] != 0)
{
if (getLeftSide(iCenter, it) == getRightSide(puzzle_board[x][y - 1], toast[x][y - 1]) &&
getUpSide(iCenter, it) == getDownSide(puzzle_board[x - 1][y], toast[x - 1][y]))
{
puzzle_board[x][y] = iCenter;
toast[x][y] = it;
isPieceUsed[iCenter] = 1;
return true;
}
}
else if (puzzle_board[x][y - 1] != 0 && getLeftSide(iCenter, it) == getRightSide(puzzle_board[x][y - 1], toast[x][y - 1]))
{
puzzle_board[x][y] = iCenter;
toast[x][y] = it;
isPieceUsed[iCenter] = 1;
return true;
}
else if (puzzle_board[x - 1][y] != 0 && getUpSide(iCenter, it) == getDownSide(puzzle_board[x - 1][y], toast[x - 1][y]))
{
puzzle_board[x][y] = iCenter;
toast[x][y] = it;
isPieceUsed[iCenter] = 1;
return true;
}*/
if (puzzle_board[x][y - 1] != 0 && getLeftSide(iCenter, it) == getRightSide(puzzle_board[x][y - 1], toast[x][y - 1]))
{
puzzle_board[x][y] = iCenter;
toast[x][y] = it;
isPieceUsed[iCenter] = 1;
return true;
}
if (puzzle_board[x - 1][y] != 0 && getUpSide(iCenter, it) == getDownSide(puzzle_board[x - 1][y], toast[x - 1][y]))
{
puzzle_board[x][y] = iCenter;
toast[x][y] = it;
isPieceUsed[iCenter] = 1;
return true;
}
}
}
return false;
}
}
