private int MoveDown(ScreenSettings settings, int y)
{
// Get y coordinate after moving the window one grid cell to the bottom.
y += settings.GridCellHeight;
// Get y coordinate of the grid cell the window should be snapped to.
y -= settings.GridCellYOffset(y);
return(y);
}
private int MoveUp(ScreenSettings settings, int y)
{
// If window is currently snapped to the edge of a grid cell, make sure to snap it to the
// adjacent grid cell on the top.
y -= 1 + settings.GridOddRow;
// Get y coordinate of the grid cell the window should be snapped to.
y -= settings.GridCellYOffset(y);
return(y);
}
