public bool MoveLeft(FigureTetris fig)
{
bool MovePerformed = true;
ClearFigure(fig);
x_Figure--;
IndexNotCrossed += X_MinIndexNotCrossed;
if (!MovePassible(x_Figure, fig))
{
MovePerformed = false;
x_Figure++;
}
DrowFigure(fig);
return(MovePerformed);
}
public bool MoveDown(FigureTetris fig)
{
bool MovePerformed = true;
ClearFigure(fig);
y_Figure++;
IndexNotCrossed += Y_MaxIndexNotCrossed;
if (!MovePassible(y_Figure + fig.FigureHeight - 1, fig))
{
MovePerformed = false;
y_Figure--;
}
DrowFigure(fig);
return(MovePerformed);
}
public bool MoveRight(FigureTetris fig)
{
bool MovePerformed = true;
ClearFigure(fig);
x_Figure++;
IndexNotCrossed += X_MaxIndexNotCrossed;
if (!MovePassible(x_Figure + fig.FigureWidth - 1, fig))// -1 poniewaz bierzemy wysokosc figury jako indeks tablicy a nie faktycznś wysokość (indeksowanie zaczyna się od 0)
{
MovePerformed = false;
x_Figure--;
}
DrowFigure(fig);
return(MovePerformed);
}
private bool MovePassible(int index, FigureTetris fig)
{
bool output = true;
if (!IndexNotCrossed(index))
{
output = false;
}
else if (FieldOccupied(x_Figure, y_Figure, fig))
{
output = false;
}
IndexNotCrossed = null;
return(output);
}
