Commit a9418c40 authored by santiaago's avatar santiaago
Browse files

add gradient vector logic to gradient endpoints.

parent cc8ea0ee

controllers/squares/gradient.go

+2 −2
Original line number Diff line number Diff line
@@ -79,7 +79,7 @@ func BannerGradient(w http.ResponseWriter, r *http.Request) { 
		colors = append(colors, bg, fg)

		gColors = []color.RGBA{bg, fg}

	}



	gv := extract.GradientVector(r)

	write.ImageSVG(w)

	squares.RandomGradientSVG(w, colors, gColors, width, height, xsquares)

	squares.RandomGradientSVG(w, colors, gColors, gv, width, height, xsquares)

}

draw/squares/gradient.go

+3 −2
Original line number Diff line number Diff line
@@ -7,6 +7,7 @@ import ( 
	"net/http"



	"github.com/ajstarks/svgo"

	"github.com/taironas/tinygraphs/colors"

	"github.com/taironas/tinygraphs/draw"

)
@@ -67,7 +68,7 @@ func GradientSVG(w http.ResponseWriter, key string, colors []color.RGBA, width, 
}



// RandomGradientSVG builds an image.

func RandomGradientSVG(w http.ResponseWriter, colors, gColors []color.RGBA, width, height, xsquares int) {

func RandomGradientSVG(w http.ResponseWriter, colors, gColors []color.RGBA, gv colors.GradientVector, width, height, xsquares int) {



	var gradientColors []svg.Offcolor

	gradientColors = make([]svg.Offcolor, len(gColors))
@@ -82,7 +83,7 @@ func RandomGradientSVG(w http.ResponseWriter, colors, gColors []color.RGBA, widt 
	canvas := svg.New(w)

	canvas.Start(width, height)

	canvas.Def()

	canvas.LinearGradient("gradientColors", 0, 0, uint8(width), 0, gradientColors)

	canvas.LinearGradient("gradientColors", gv.X1, gv.Y1, gv.X2, gv.Y2, gradientColors)

	canvas.DefEnd()

	canvas.Rect(0, 0, width, height, "fill:url(#gradientColors)")