5.4 ColorUtil
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Content of ColorUtil.js:
Color
A simple object to store a color and perform Hex/RGB conversions. |
function Color(hex)Constructs a new Color object to store the color you provide. Parameters String hex - Hex representation of the color, e.g. #FF0000 for pure red Returns Color - A new Color object with the specified color function getHex()Returns the current color in hex format. Returns String - the hex color, with a leading #, e.g. #FF0000 function setHex(hex)Sets the current color in hex format Parameters String hex - the new color, works with or without a leading # function setRGB(r, g, b)Sets the color using RGB values (0-255). Parameters byte r - red value byte g - green value byte b - blue value function toString()Returns a string representation of the object Returns String - a string representation of the color as both Hex and RGB. |
ColorBlend
This blends between the two Color objects specified by the constructor's input parameters. |
function ColorBlend(colorFrom, colorTo)Constructs a new ColorBlend object to blend from the colorFrom to colorTo, e.g. ColorBlend(#FF0000, #000000) (blending from pure red to black). Parameters Color colorFrom - color to blend from Color colorTo - color to blend to Returns ColorBlend - A ColorBlend object with the two colors function getColor(alpha)Returns the color mixed by colorForm and colorTo. Parameters double alpha - The blend factor (a real value between 0 and 1) Returns Color - The blended color function toString()Returns a string representation of the object Returns String - a string representation of the ColorBlend object |
Helper functions
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function RGBToHex(r, g, b)Rectangle with color and size depending on depth (z value). Parameters byte r - red value byte g - green value byte b - blue value Returns String - A hex representation of the given RGB color |
Constants
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var HEXVALUES = "0123456789ABCDEF";A string constant used for decimal-hex-conversion |