factoryShadow

func NewShadow ¶

func NewShadow(

	color color.RGBA,
	blur,
	offsetX,
	offsetY float64,
	density interface{},
	iDensity iotmaker_platform_coordinate.IDensity,

) iotmaker_platform_IDraw.IFilterShadowInterface

en: creates a shadow effect over the canvas draw image

pt_br: cria o efeito de sombra sobre o desenho

Example:

color        := colornames.DarkredHalfTransparent
blur         := 5
offsetX      := 2
offsetY      := 2
density      := 1.0
iDensity     := &Density{}
shadowFilter := shadow.NewShadowFilter(color, blur, offsetX, offsetY)