Argb32Color (groupdocs-viewer (25.12) API Reference)

java.lang.Object
- com.groupdocs.viewer.drawing.Argb32Color

```
public class Argb32Color
extends Object
```
Represents 32-bit color in ARGB format, with 8 bits per channel (Alpha, Red, Green, Blue). Supports transparency. Designed to be useful for (but not limited to) CSS operations. See more: https://developer.mozilla.org/en-US/docs/Web/CSS/color_value

Field Summary

Fields
Modifier and Type Field and Description

static Argb32Color EMPTY

static Argb32Color TRANSPARENT

Fields
Modifier and Type	Field and Description
`static Argb32Color`	`EMPTY`
`static Argb32Color`	`TRANSPARENT`

Constructor Summary

Constructors
Constructor and Description

Argb32Color(int alpha, int red, int green, int blue)
Private constructor, initializes ARGB channels.

Constructors
Constructor and Description
`Argb32Color(int alpha, int red, int green, int blue)` Private constructor, initializes ARGB channels.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`boolean`	`equals(Argb32Color other)` Compares this color with another Argb32Color.
`boolean`	`equals(Object obj)` Equality comparison with another Argb32Color.
`boolean`	`equals(Rgb24Color other)` Compares this color with a Rgb24Color.
`static Argb32Color`	`fromArgb(int argb)` Create an Argb32Color from a 32-bit ARGB int value (same as System.Drawing.Color.ToArgb()).
`static Argb32Color`	`fromRgb(int red, int green, int blue)` Create an opaque Argb32Color from RGB channels (alpha = 255).
`static Argb32Color`	`fromRgb24Color(Rgb24Color rgbColor)` Create Argb32Color from Rgb24Color with alpha set to 255.
`static Argb32Color`	`fromRgba(int red, int green, int blue, int alpha)` Create an Argb32Color from individual RGBA channels.
`static Argb32Color`	`fromSingleValueRgb(int value)` Create a grayscale opaque Argb32Color from a single value applied to R, G, B.
`int`	`getAlpha()` Returns the alpha channel [0..255]
`double`	`getAlphaFraction()` Returns the alpha channel as fraction [0..1]
`int`	`getArgbValue()` Returns the 32-bit ARGB integer value
`int`	`getBlue()` Returns the blue channel [0..255]
`float`	`getBrightness()` Calculates brightness/lightness of the color (HSL model).
`int`	`getGreen()` Returns the green channel [0..255]
`float`	`getHue()` Calculates hue of the color in degrees [0..360].
`int`	`getRed()` Returns the red channel [0..255]
`float`	`getSaturation()` Calculates saturation of the color (HSL model).
`int`	`getValue()` Gets the 32-bit signed integer representation of this color.
`int`	`hashCode()`
`boolean`	`isDefault()` Indicates if instance is default (Transparent) - all 4 channels are set to 0.
`boolean`	`isEmpty()` Indicates if this color is empty (all channels 0)
`boolean`	`isFullyOpaque()` Indicates if this color is fully opaque (alpha == 255)
`boolean`	`isFullyTransparent()` Indicates if this color is fully transparent (alpha == 0)
`boolean`	`isTranslucent()` Indicates if this color is translucent (alpha between 1 and 254)
`int`	`toArgb()` Returns the 32-bit ARGB value of this color instance, compatible with System.Drawing.Color.ToArgb()
`String`	`toHexRGB()` Serializes this instance to hexadecimal #RRGGBB notation (without alpha).
`String`	`toHexRGBA()` Serializes this instance to hexadecimal #RRGGBBAA notation.
`String`	`toRGB()` Serializes this instance to CSS rgb() string notation (without alpha).
`Rgb24Color`	`toRgb24Color()` Cast this Argb32Color to Rgb24Color, losing alpha channel.
`String`	`toRGBA()` Serializes this Argb32Color instance to the 'rgba' CSS function notation.
`String`	`toString()` Returns the string representation using the most appropriate CSS notation.

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

- Field Detail
  - EMPTY
```
public static final Argb32Color EMPTY
```
  - TRANSPARENT
```
public static final Argb32Color TRANSPARENT
```
- Constructor Detail
  - Argb32Color
```
public Argb32Color(int alpha,
                   int red,
                   int green,
                   int blue)
```
    Private constructor, initializes ARGB channels.
    
    Parameters:
    
    alpha - alpha channel (0-255)
    
    red - red channel (0-255)
    
    green - green channel (0-255)
    
    blue - blue channel (0-255)
- Method Detail
  - equals
```
public boolean equals(Argb32Color other)
```
    Compares this color with another Argb32Color.
  - equals
```
public boolean equals(Object obj)
```
    Equality comparison with another Argb32Color.
    
    Overrides:
    
    equals in class Object
  - equals
```
public boolean equals(Rgb24Color other)
```
    Compares this color with a Rgb24Color.
  - fromArgb
```
public static Argb32Color fromArgb(int argb)
```
    Create an Argb32Color from a 32-bit ARGB int value (same as System.Drawing.Color.ToArgb()).
  - fromRgb
```
public static Argb32Color fromRgb(int red,
                                  int green,
                                  int blue)
```
    Create an opaque Argb32Color from RGB channels (alpha = 255).
  - fromRgb24Color
```
public static Argb32Color fromRgb24Color(Rgb24Color rgbColor)
```
    Create Argb32Color from Rgb24Color with alpha set to 255.
  - fromRgba
```
public static Argb32Color fromRgba(int red,
                                   int green,
                                   int blue,
                                   int alpha)
```
    Create an Argb32Color from individual RGBA channels.
  - fromSingleValueRgb
```
public static Argb32Color fromSingleValueRgb(int value)
```
    Create a grayscale opaque Argb32Color from a single value applied to R, G, B.
  - getAlpha
```
public int getAlpha()
```
    Returns the alpha channel [0..255]
  - getAlphaFraction
```
public double getAlphaFraction()
```
    Returns the alpha channel as fraction [0..1]
  - getArgbValue
```
public int getArgbValue()
```
    Returns the 32-bit ARGB integer value
  - getBlue
```
public int getBlue()
```
    Returns the blue channel [0..255]
  - getBrightness
```
public float getBrightness()
```
    Calculates brightness/lightness of the color (HSL model).
    
    Returns:
    
    float in [0..1]
  - getGreen
```
public int getGreen()
```
    Returns the green channel [0..255]
  - getHue
```
public float getHue()
```
    Calculates hue of the color in degrees [0..360]. Returns 0 if color is grayscale (R=G=B).
  - getRed
```
public int getRed()
```
    Returns the red channel [0..255]
  - getSaturation
```
public float getSaturation()
```
    Calculates saturation of the color (HSL model).
    
    Returns:
    
    float in [0..1]
  - getValue
```
public int getValue()
```
    Gets the 32-bit signed integer representation of this color. This value is typically used as a packed ARGB value.
    
    Returns:
    
    The 32-bit integer value representing the color.
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - isDefault
```
public boolean isDefault()
```
    Indicates if instance is default (Transparent) - all 4 channels are set to 0.
  - isEmpty
```
public boolean isEmpty()
```
    Indicates if this color is empty (all channels 0)
  - isFullyOpaque
```
public boolean isFullyOpaque()
```
    Indicates if this color is fully opaque (alpha == 255)
  - isFullyTransparent
```
public boolean isFullyTransparent()
```
    Indicates if this color is fully transparent (alpha == 0)
  - isTranslucent
```
public boolean isTranslucent()
```
    Indicates if this color is translucent (alpha between 1 and 254)
  - toArgb
```
public int toArgb()
```
    Returns the 32-bit ARGB value of this color instance, compatible with System.Drawing.Color.ToArgb()
  - toHexRGB
```
public String toHexRGB()
```
    Serializes this instance to hexadecimal #RRGGBB notation (without alpha).
  - toHexRGBA
```
public String toHexRGBA()
```
    Serializes this instance to hexadecimal #RRGGBBAA notation.
  - toRGB
```
public String toRGB()
```
    Serializes this instance to CSS rgb() string notation (without alpha).
  - toRgb24Color
```
public Rgb24Color toRgb24Color()
```
    Cast this Argb32Color to Rgb24Color, losing alpha channel.
  - toRGBA
```
public String toRGBA()
```
    Serializes this Argb32Color instance to the 'rgba' CSS function notation.
    
    Returns:
    
    A string formatted as 'rgba(r, g, b, a)'.
  - toString
```
public String toString()
```
    Returns the string representation using the most appropriate CSS notation.
    
    Overrides:
    
    toString in class Object

Class Argb32Color

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

EMPTY

TRANSPARENT

Constructor Detail

Argb32Color

Method Detail

equals

equals

equals

fromArgb

fromRgb

fromRgb24Color

fromRgba

fromSingleValueRgb

getAlpha

getAlphaFraction

getArgbValue

getBlue

getBrightness

getGreen

getHue

getRed

getSaturation

getValue

hashCode

isDefault

isEmpty

isFullyOpaque

isFullyTransparent

isTranslucent

toArgb

toHexRGB

toHexRGBA

toRGB

toRgb24Color

toRGBA

toString