Create gradient color

Cggradientref tablebackgroundgradient ()

{

Static cggradientref layoutgradient = NULL;

If (! Layoutgradient)

{

Uicolor * contentcolortop = [uicolor colorwithred: 0.90 Green: 0.92 Blue: 0.95 ALPHA: 1.0];

Uicolor * contentcolorbottom = [uicolor colorwithred: 0.70 Green: 0.72 Blue: 0.75 ALPHA: 1.0];

Cgcolorspaceref colorspace
= Cgcolorspacecreatedevicergb ();

Cgfloat backgroundcolorcomponents [3] [4];

Memcpy (

Backgroundcolorcomponents [0],

Cgcolorgetcomponents (contentcolortop. cgcolor ),

Sizeof (cgfloat) * 4 );

Memcpy (

Backgroundcolorcomponents [1],

Cgcolorgetcomponents (contentcolorbottom. cgcolor ),

Sizeof (cgfloat) * 4 );

Const cgfloat endpointlocations [2]
= {0.0, 1.0 };

Layoutgradient =

Cggradientcreatewithcolorcomponents (

Colorspace,

(Const cgfloat *) backgroundcolorcomponents,

Endpointlocations,

2 );

Cfrelease (colorspace );

}

Return layoutgradient;

}