45 lines
1.0 KiB
C
45 lines
1.0 KiB
C
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/**
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* @brief ColorUtil collection
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* @file ColorUtil.h
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*
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*/
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#ifndef COLOR_UTIL
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#define COLOR_UTIL
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#include <stdint.h>
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#ifndef UNIT_TEST
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#include <Adafruit_NeoPixel.h>
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typedef enum dir_t {
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FORWARD = 0,
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BACKWARD
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} Direction;
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void RainbowCycle (Adafruit_NeoPixel* pix, uint8_t *pIndex);
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#endif
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/**
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* @brief Extract color form a given string
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* possible values are:
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* - red
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* - green
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* - blue
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* - white
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* - black
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* - off
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* - #RRGGBB (red, green blue as hex values: 0-F (uppercase))
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* - #rrggbb (red, green blue as hex values: 0-f (lowercase))
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* @param text The text with the color information
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* @param length The amount of characters in the given text
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* @return uint32_t 32-bit color value. Most significant byte is white (for RGBW
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pixels) or ignored (for RGB pixels), next is red, then green,
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and least significant byte is blue.
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*/
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uint32_t extractColor(const char *text, int length);
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uint32_t Color(uint8_t r, uint8_t g, uint8_t b);
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#endif /* COLOR_UTIL */
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