'Declaration

Public Property barsWidthAdjustment As Double

public double barsWidthAdjustment { get; set; }

public: __property double get_barsWidthAdjustment();
public: __property void set_barsWidthAdjustment(
   double value
);

public:
property double barsWidthAdjustment {
   double get();
   void set(double value);
}

From -0.3 to 0 - white bars will be expanded, black bars will be shrunk,
0 - no effect,
from 0 to 0.3 - white bars will be shrunk, black bars will be expanded.
Default value is 0.