Package com.lowagie.text.html
Class WebColors
- All Implemented Interfaces:
Serializable
,Cloneable
,Map<String,
int[]>
This class is a HashMap that contains the names of colors as a key and the corresponding Color as value. (Source:
Wikipedia http://en.wikipedia.org/wiki/Web_colors )
CSS4 Implementation based on: https://developer.mozilla.org/en-US/docs/Web/CSS/color_value
- See Also:
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Nested Class Summary
Nested classes/interfaces inherited from class java.util.AbstractMap
AbstractMap.SimpleEntry<K,
V>, AbstractMap.SimpleImmutableEntry<K, V> -
Field Summary
FieldsModifier and TypeFieldDescriptionstatic final WebColors
HashMap containing all the names and corresponding color values.private static final long
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionprivate static int
getFromPercent
(String v, int max) static Color
getRGBColor
(String name) Gives you a Color based on a name.private static Color
getRGBFromHex
(String colorName) private static Color
getRGBFromHSL
(String colorName) private static Color
getRGBFromName
(String colorName) private static Color
getRGBFromRGB
(String colorName) private static int[]
hsl2rgb
(float hue, float saturation, float lightness) Convert from hsl to rgbprivate static float
hue2rgb
(float p, float q, float t) private static double
Methods inherited from class java.util.HashMap
clear, clone, compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, entrySet, forEach, get, getOrDefault, isEmpty, keySet, merge, newHashMap, put, putAll, putIfAbsent, remove, remove, replace, replace, replaceAll, size, values
Methods inherited from class java.util.AbstractMap
equals, hashCode, toString
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Field Details
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NAMES
HashMap containing all the names and corresponding color values. -
serialVersionUID
private static final long serialVersionUID- See Also:
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Constructor Details
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WebColors
public WebColors()
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Method Details
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getRGBColor
Gives you a Color based on a name.- Parameters:
name
- the css color name to convert. You can use CSS4 color values- a name such as black, violet, cornflowerblue
- #RGB, #RRGGBB, #RGBA or #RRGGBBAA
- rgb(R, G, B) rgb(R,G,B,A) or rgba(R,G,B) or rgba(R,G,B,A)
- hsl(H, S, L) hsl(H,S,L,A) or hslq(H,S,L) or hsla(H,S,L,A)
- Returns:
- the corresponding Color object
- Throws:
IllegalArgumentException
- if the String isn't a know representation of a color.
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getRGBFromHex
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getRGBFromRGB
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getFromPercent
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getRGBFromName
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getRGBFromHSL
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toDegrees
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hsl2rgb
private static int[] hsl2rgb(float hue, float saturation, float lightness) Convert from hsl to rgb- Parameters:
hue
- Hue angle in degreessaturation
- saturation (0 to 1)lightness
- lightness (0 to 1)- Returns:
- int[] rgb
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hue2rgb
private static float hue2rgb(float p, float q, float t)
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