//moves shape right
public string[][] moveRight(string[][] grid)
{
foreach (Point p in CurrentPoints)
{
if (p.Y >= 0)
{
grid[p.Y][p.X] = "";
}
}
Point[] pts = CurrentPoints;
if (canMoveRight(CurrentPoints, grid))
{
for (int x = 0; x < CurrentPoints.Count(); x++)
{
if (CurrentPoints[x].X < 19)
{
CurrentPoints[x].X += 1;
Point p = CurrentPoints[x];
grid[p.Y][p.X] = ShapeColor;
}
}
}
else
{
foreach (Point p in pts)
{
if (p.Y >= 0)
{
grid[p.Y][p.X] = ShapeColor;
}
}
}
return(grid);
}
//moves shape down
public string[][] moveDown(string[][] grid)
{
Point[] pts = CurrentPoints;
foreach (Point p in CurrentPoints)
{
if (p.Y >= 0)
{
grid[p.Y][p.X] = "";
}
}
if (canMoveBelow(CurrentPoints, grid))
{
for (int x = 0; x < CurrentPoints.Count(); x++)
{
CurrentPoints[x].Y += 1;
Point p = CurrentPoints[x];
if (p.Y >= 0)
{
grid[p.Y][p.X] = ShapeColor;
}
}
}
else
{
foreach (Point p in pts)
{
if (p.Y >= 0)
{
grid[p.Y][p.X] = ShapeColor;
}
}
}
return(grid);
}
