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src/gui/color.cpp: Rework functions for color conversions, using float.

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This commit is contained in:
M. Liebmann
2014-02-06 19:33:59 +01:00
parent e97ea955c9
commit b3cfd88569
2 changed files with 110 additions and 100 deletions
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22
src/gui/color.h
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@@ -120,22 +120,24 @@ int convertSetupAlpha2Alpha(unsigned char alpha);
void fadeColor(unsigned char &r, unsigned char &g, unsigned char &b, int fade, bool protect=true);
typedef struct {
unsigned char r;
unsigned char g;
unsigned char b;
uint8_t r;
uint8_t g;
uint8_t b;
} RgbColor;
typedef struct {
unsigned char h;
unsigned char s;
unsigned char v;
float h;
float s;
float v;
} HsvColor;
unsigned char getBrightnessRGB(fb_pixel_t color);
uint8_t getBrightnessRGB(fb_pixel_t color);
fb_pixel_t changeBrightnessRGBRel(fb_pixel_t color, int br);
fb_pixel_t changeBrightnessRGB(fb_pixel_t color, unsigned char br);
void changeBrightnessRGBRel2(RgbColor *rgb, int br);
fb_pixel_t changeBrightnessRGBRel(fb_pixel_t color, int br, bool transp=true);
fb_pixel_t changeBrightnessRGB(fb_pixel_t color, uint8_t br, bool transp=true);
fb_pixel_t Hsv2SysColor(HsvColor *hsv, uint8_t tr=0xFF);
uint8_t SysColor2Hsv(fb_pixel_t color, HsvColor *hsv);
void Hsv2Rgb(HsvColor *hsv, RgbColor *rgb);
void Rgb2Hsv(RgbColor *rgb, HsvColor *hsv);