move RGBToHex to tools file in draw pkg #67 (b833ae67) · Commits · blackheaven / tinygraphs

draw/squares/gradient.go

+1 −7

Original line number	Diff line number	Diff line
		package squares

		import (
		"fmt"
		"image/color"
		"math"
		"net/http"
		@@ -20,7 +19,7 @@ func RandomGradientSVG(w http.ResponseWriter, colors, gColors []color.RGBA, gv c

		step := uint8(100 / len(gColors))
		for i, c := range gColors {
		gradientColors[i] = svg.Offcolor{percentage, RGBToHex(c.R, c.G, c.B), 1}
		gradientColors[i] = svg.Offcolor{percentage, draw.RGBToHex(c.R, c.G, c.B), 1}
		percentage += step
		}

		@@ -66,8 +65,3 @@ func RandomGradientSVG(w http.ResponseWriter, colors, gColors []color.RGBA, gv c
		}
		canvas.End()
		}

		// RGBToHex converts an RGB triple to an Hex string.
		func RGBToHex(r, g, b uint8) string {
		return fmt.Sprintf("#%02X%02X%02X", r, g, b)
		}

+5 −0

Original line number	Diff line number	Diff line
		@@ -78,3 +78,8 @@ func PickIndex(key string, n int, index int) int {
		}
		return 0
		}

		// RGBToHex converts an RGB triple to an Hex string.
		func RGBToHex(r, g, b uint8) string {
		return fmt.Sprintf("#%02X%02X%02X", r, g, b)
		}