Commit ee1d3e51 authored by santiaago's avatar santiaago
Browse files

isogrids/random-mirror now supports numcolors #18

parent 985e5106

controllers/isogrids/randomMirror.go

+17 −4
Original line number Diff line number Diff line
@@ -12,9 +12,13 @@ import ( 


func RandomMirror(w http.ResponseWriter, r *http.Request) {



	theme := extract.Theme(r)

	colorMap := colors.MapOfColorThemes()

	var err error



	colorMap := colors.MapOfColorThemes()

	size := extract.Size(r)

	theme := extract.Theme(r)

	numColors := extract.NumColors(r)



	var bg, fg color.RGBA

	if bg, err = extract.Background(r); err != nil {

		bg = colorMap["base"][0]
@@ -28,7 +32,16 @@ func RandomMirror(w http.ResponseWriter, r *http.Request) { 
		fg = val[1]

	}



	size := extract.Size(r)

	var colors []color.RGBA

	if theme != "base" {

		if _, ok := colorMap[theme]; ok {

			colors = append(colors, colorMap[theme][0:numColors]...)

		} else {

			colors = append(colors, colorMap["base"]...)

		}

	} else {

		colors = append(colors, bg, fg)

	}

	write.ImageSVG(w)

	draw.IsogridsRandomMirror(w, "", bg, fg, size)

	draw.IsogridsRandomMirror(w, "", colors, size)

}

draw/isogrids.go

+3 −3
Original line number Diff line number Diff line
@@ -64,7 +64,7 @@ func IsogridsRandom(w http.ResponseWriter, key string, colors []color.RGBA, size 
}



// Isogrids builds an image with 10x10 grids of half diagonals

func IsogridsRandomMirror(w http.ResponseWriter, key string, color1, color2 color.RGBA, size int) {

func IsogridsRandomMirror(w http.ResponseWriter, key string, colors []color.RGBA, size int) {

	canvas := svg.New(w)

	canvas.Start(size, size)
@@ -92,7 +92,7 @@ func IsogridsRandomMirror(w http.ResponseWriter, key string, color1, color2 colo 
			}

			xs := []int{x1, x2, x3}

			ys := []int{y1, y2, y3}

			fill1 := fillFromRGBA(randomColor(color1, color2))

			fill1 := fillFromRGBA(randomColorFromArray(colors))

			canvas.Polygon(xs, ys, fmt.Sprintf("stroke:black;stroke-width:2; %s", fill1))

			var x11, x12, x13, y11, y12, y13 int

			if (xL % 2) == 0 {
@@ -112,7 +112,7 @@ func IsogridsRandomMirror(w http.ResponseWriter, key string, color1, color2 colo 
			}

			xs1 := []int{x11, x12, x13}

			ys1 := []int{y11, y12, y13}

			fill2 := fillFromRGBA(randomColor(color1, color2))

			fill2 := fillFromRGBA(randomColorFromArray(colors))

			canvas.Polygon(xs1, ys1, fmt.Sprintf("stroke:black;stroke-width:2; %s", fill2))

			// apply mirror:

			xs[0] = (lines * fringeSize) - xs[0]