Color (gb.image)
This static class defines predefined color constants, and some useful other methods to deal with colors.
Constanten
Black
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Numeric value representing the black color.
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Blue
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Numeric value representing the blue color.
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Cyan
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Numeric value representing the cyan color.
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DarkBlue
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Numeric value representing the dark blue color.
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DarkCyan
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Numeric value representing the dark cyan color.
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DarkGray
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Numeric value representing the dark gray color.
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DarkGreen
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Numeric value representing the dark green color.
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DarkMagenta
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Numeric value representing the dark magenta color.
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DarkOrange
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Numeric value representing the dark orange color.
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DarkPurple
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Numeric value representing the dark purple color.
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DarkRed
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Numeric value representing the dark red color.
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DarkRoyal
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Numeric value representing the dark royal blue color.
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DarkViolet
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Numeric value representing the dark violet color.
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DarkYellow
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Numeric value representing the dark yellow color.
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Default
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Numeric value representing the "default color" of whatever it's applied to.
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Gray
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Numeric value representing the gray color.
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Green
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Numeric value representing the green color.
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LightGray
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Numeric value representing the light gray color.
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Magenta
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Numeric value representing the magenta color.
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Orange
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Numeric value representing the orange color.
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Pink
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Numeric value representing the pink color.
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Purple
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Numeric value representing the purple color.
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Red
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Numeric value representing the red color.
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Royal
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Numeric value representing the royal blue color.
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SoftBlue
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Numeric value representing a soft blue color.
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SoftCyan
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Numeric value representing a soft cyan color.
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SoftGreen
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Numeric value representing a soft green color.
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SoftMagenta
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Numeric value representing a soft magenta color.
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SoftOrange
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Numeric value representing a soft orange color.
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SoftPurple
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Numeric value representing a soft purple color.
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SoftRed
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Numeric value representing a soft red color.
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SoftRoyal
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Numeric value representing a soft royal blue color.
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SoftViolet
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Numeric value representing a soft violet color.
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SoftYellow
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Numeric value representing a soft yellow color.
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Transparent
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Numeric value indicating that the object is to be drawn transparently, if supported.
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Violet
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Numeric value representing the purple color.
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White
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Numeric value representing the white color.
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Yellow
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Numeric value representing the yellow color.
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Statische methode
Blend
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Blends the Source color into the Destination color, according to the alpha channel of both colors,
and returns the resulting color.
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Darker
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Returns a darker version of a color.
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Desaturate
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Return the specified color desaturated, i.e. grayed.
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Distance
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Return the RGB distance between two colors as a floating point number between 0.0 and 1.0 .
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GetAlpha
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Return the alpha component of the specified color.
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Gradient
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Return a color that is the RGB mean between Color1 and Color2
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HSV
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Returns a color value from its hue, saturation, value and alpha components.
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Invert
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Invert a color and return it.
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Lighter
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Returns a lighter version of a color.
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Merge
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Returns a mix between Color1 and Color2.
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RGB
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Returns a color value from its red, green, blue and alpha components.
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SetAlpha
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Change the alpha component of a color and return it.
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SetHSV
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Set the HSVA components of the specified color and returns it as an integer value.
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SetRGB
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Set the RGBA components of the specified color and returns it as an integer value.
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ToHTML
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Return the HTML representation of the color.
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Examples
' this example uses 'color from gb.qt4'
Label1.Background = Color.LightForeground
Label1.Foreground = Color.VisitedForeground
' this example uses 'color from gb.image'
TextBox2.Background = Color.Yellow
TextBox2.Foreground = Color.Black
See also