rename variables

color.go

@@ -30,40 +30,50 @@ type (
 )
 
 const (
-	WhiteCandlelight    = 1500
+	KelvinCandlelight    = 1500
-	WhiteSunset         = 2000
+	KelvinSunset         = 2000
-	WhiteUltraWarm      = 2500
+	KelvinUltraWarm      = 2500
-	WhiteIncandescent   = 2700
+	KelvinIncandescent   = 2700
-	WhiteWarm           = 3000
+	KelvinWarm           = 3000
-	WhiteCool           = 4000
+	KelvinCool           = 4000
-	WhiteCoolDaylight   = 4500
+	KelvinCoolDaylight   = 4500
-	WhiteSoftDaylight   = 5000
+	KelvinSoftDaylight   = 5000
-	WhiteDaylight       = 5600
+	KelvinDaylight       = 5600
-	WhiteNoonDaylight   = 6000
+	KelvinNoonDaylight   = 6000
-	WhiteBrightDaylight = 6500
+	KelvinBrightDaylight = 6500
-	WhiteCloudDaylight  = 7000
+	KelvinCloudDaylight  = 7000
-	WhiteBlueDaylight   = 7500
+	KelvinBlueDaylight   = 7500
-	WhiteBlueOvercast   = 8000
+	KelvinBlueOvercast   = 8000
-	WhiteBlueIce        = 9000
+	KelvinBlueIce        = 9000
+
+	HueWhite  = 0
+	HueRed    = 0
+	HueOrange = 36
+	HueYellow = 60
+	HueGreen  = 120
+	HueCyan   = 180
+	HueBlue   = 250
+	HuePurple = 280
+	HuePink   = 325
 )
 
 var (
 	DefaultWhites = map[string]int{
-		"candlelight":    WhiteCandlelight,
+		"candlelight":    KelvinCandlelight,
-		"sunset":         WhiteSunset,
+		"sunset":         KelvinSunset,
-		"ultrawarm":      WhiteUltraWarm,
+		"ultrawarm":      KelvinUltraWarm,
-		"incandesent":    WhiteIncandescent,
+		"incandesent":    KelvinIncandescent,
-		"warm":           WhiteWarm,
+		"warm":           KelvinWarm,
-		"cool":           WhiteCool,
+		"cool":           KelvinCool,
-		"cooldaylight":   WhiteCoolDaylight,
+		"cooldaylight":   KelvinCoolDaylight,
-		"softdaylight":   WhiteSoftDaylight,
+		"softdaylight":   KelvinSoftDaylight,
-		"daylight":       WhiteDaylight,
+		"daylight":       KelvinDaylight,
-		"noondaylight":   WhiteNoonDaylight,
+		"noondaylight":   KelvinNoonDaylight,
-		"brightdaylight": WhiteBrightDaylight,
+		"brightdaylight": KelvinBrightDaylight,
-		"clouddaylight":  WhiteCloudDaylight,
+		"clouddaylight":  KelvinCloudDaylight,
-		"bluedaylight":   WhiteBlueDaylight,
+		"bluedaylight":   KelvinBlueDaylight,
-		"blueovercast":   WhiteBlueOvercast,
+		"blueovercast":   KelvinBlueOvercast,
-		"blueice":        WhiteBlueIce,
+		"blueice":        KelvinBlueIce,
 	}
 )
 
@@ -71,6 +81,24 @@ func NewRGBColor(r, g, b uint8) (*RGBColor, error) {
 	return &RGBColor{R: r, G: g, B: b}, nil
 }
 
+func NewHSColor(h, s float32) (HSBKColor, error) {
+	var c HSBKColor
+
+	if h < 0 || h > 360 {
+		return c, errors.New("hue must be between 0.0-360.0")
+	}
+	if s < 0 || s > 1 {
+		return c, errors.New("saturation must be between 0.0-1.0")
+	}
+
+	c = HSBKColor{
+		H: Float32Ptr(h),
+		S: Float32Ptr(s),
+	}
+
+	return c, nil
+}
+
 func NewHSBColor(h, s, b float32) (HSBKColor, error) {
 	var c HSBKColor
 
@@ -93,6 +121,14 @@ func NewHSBColor(h, s, b float32) (HSBKColor, error) {
 	return c, nil
 }
 
+func NewRed() (HSBKColor, error)    { return NewHSColor(HueRed, 1) }
+func NewOrange() (HSBKColor, error) { return NewHSColor(HueOrange, 1) }
+func NewYellow() (HSBKColor, error) { return NewHSColor(HueYellow, 1) }
+func NewGreen() (HSBKColor, error)  { return NewHSColor(HueGreen, 1) }
+func NewCyan() (HSBKColor, error)   { return NewHSColor(HueCyan, 1) }
+func NewPurple() (HSBKColor, error) { return NewHSColor(HuePurple, 1) }
+func NewPink() (HSBKColor, error)   { return NewHSColor(HuePink, 1) }
+
 func NewWhite(k int16) (HSBKColor, error) {
 	var c HSBKColor
 
@@ -101,7 +137,7 @@ func NewWhite(k int16) (HSBKColor, error) {
 	}
 
 	c = HSBKColor{
-		H: Float32Ptr(0.0),
+		H: Float32Ptr(HueWhite),
 		S: Float32Ptr(0.0),
 		K: Int16Ptr(k),
 	}