本文整理汇总了Golang中github.com/ajstarks/svgo.New函数的典型用法代码示例。如果您正苦于以下问题：Golang New函数的具体用法？Golang New怎么用？Golang New使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了New函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: New
func New(w, h vg.Length) *Canvas {
buf := new(bytes.Buffer)
c := &Canvas{
svg: svgo.New(buf),
w: w,
h: h,
buf: buf,
ht: w.Points(),
stk: []context{context{}},
}
// This is like svg.Start, except it uses floats
// and specifies the units.
fmt.Fprintf(buf, `<?xml version="1.0"?>
<!-- Generated by SVGo and Plotinum VG -->
<svg width="%.*gin" height="%.*gin"
xmlns="http://www.w3.org/2000/svg"
xmlns:xlink="http://www.w3.org/1999/xlink">`+"\n",
pr, w/vg.Inch,
pr, h/vg.Inch,
)
// Swap the origin to the bottom left.
// This must be matched with a </g> when saving,
// before the closing </svg>.
c.svg.Gtransform(fmt.Sprintf("scale(1, -1) translate(0, -%.*g)", pr, h.Dots(c)))
vg.Initialize(c)
return c
}示例2: drawSvgChart
func drawSvgChart(w, h int, data []StockData, c *http.Conn) {
// SVG-Ausgabe mit der HTTP-Verbindung als Stream initialisieren
s := svg.New(c)
// SVG-Objekt starten
s.Start(w, h)
// die horizontale Schrittweite pro Eintrag berechnen
step := float(w) / float((len(data) + 1))
// das Minimum und das Maximum ermitteln
min, max := minMax(data)
diff := max - min
// Jetzt über die Einträge iterieren ...
var lastPoint Point
for i, d := range data {
// ... die Koordinaten berechnen...
x := w - int(float(i)*step)
y := int(float(h-1) - ((d.close-min)/diff)*float(h-1))
// ... und die Linie malen, falls es schon zwei Punkte gibt
if i > 0 {
s.Line(lastPoint.x, lastPoint.y, x, y, "width:1;stroke:blue")
}
// den berechneten Punkt als Startpunkt für die nächste Linie merken
lastPoint = Point{x, y}
}
// SVG-Ausgabe beenden - fertig.
s.End()
}示例3: TestCalcCanvasSize_30x27
func TestCalcCanvasSize_30x27(t *testing.T) {
f, err := os.Create("test_page.svg")
if err != nil {
t.Errorf("failed to create test.svg : %s\n", err)
}
defer f.Close()
canvas := svg.New(f)
defer canvas.End()
br := make([]rune, 100, 0x28FF)
for i := 0; i < 100; i++ {
switch {
case i%5 == 0:
br[i] = 0x2800
case i%37 == 0:
br[i] = 0xa
default:
br[i] = brl.Rune(1, 2, 3, 4, 5, 6)
}
}
bs := string(br)
fmt.Println(bs)
calcLines(bs, 30)
DrawPage30(canvas, bs)
}示例4: Marshal
// Marshal renders the SVG to the given io.Writer.
func (c *Canvas) Marshal(w io.Writer) {
// Initialize maps for service icons, which are used both in definition
// and use methods for services.
c.iconsRendered = make(map[string]bool)
c.iconIds = make(map[string]string)
// TODO check write errors and return an error from
// Marshal if the write fails. The svg package does not
// itself check or return write errors; a possible work-around
// is to wrap the writer in a custom writer that panics
// on error, and catch the panic here.
width, height := c.layout()
canvas := svg.New(w)
canvas.Start(
width,
height,
fmt.Sprintf(`style="font-family:Ubuntu, sans-serif;" viewBox="0 0 %d %d"`,
width, height),
)
defer canvas.End()
c.definition(canvas)
c.relationsGroup(canvas)
c.servicesGroup(canvas)
}示例5: brailleHandler
// API: POST /braille
func brailleHandler(w http.ResponseWriter, r *http.Request) {
src := r.FormValue("input")
lang := r.FormValue("lang")
if lang == "" {
// TODO: lang이 없거나 auto이면 언어 판단해야함
lang = "ko"
}
format := r.FormValue("format")
if format == "" {
format = "svg"
}
w.Header().Set("Content-Type", "text/html; charset=utf-8")
var bStr string
if lang == "ko" {
bStr, _ = brl_ko.Encode(src)
} else if lang == "en" {
bStr, _ = brl_en.Encode(src)
}
if format == "svg" {
canvas := svg.New(w)
defer canvas.End()
brl_svg.DrawPage30(canvas, bStr)
} else {
fmt.Fprint(w, bStr)
}
}示例6: showMaze
func showMaze(p string, e Environment, hist []Line, pts []Point) error {
// Determine image size
var h, w float64
for _, line := range e.Lines {
if line.A.X > w {
w = line.A.X
}
if line.A.Y > h {
h = line.A.Y
}
if line.B.X > w {
w = line.B.X
}
if line.B.Y > h {
h = line.B.Y
}
}
// Create the image
f, err := os.Create(p)
if err != nil {
return err
}
defer f.Close()
img := svg.New(f)
img.Start(int(w), int(h))
defer img.End()
// Add the maze
if len(hist) > 0 {
img.Circle(int(hist[0].A.X), int(hist[0].A.Y), 4, `fill="green"`) // start
}
img.Circle(int(e.End.X), int(e.End.Y), 4, `fill="red"`)
for _, line := range e.Lines {
img.Path(fmt.Sprintf("M %f %f L %f %f", line.A.X, line.A.Y, line.B.X, line.B.Y), `stroke-width="1" stroke="black" fill="none"`)
}
for _, line := range hist {
img.Path(fmt.Sprintf("M %f %f L %f %f", line.A.X, line.A.Y, line.B.X, line.B.Y), `stroke-width="1" stroke="blue" fill="none"`)
}
for _, point := range pts {
img.Circle(int(point.X), int(point.Y), 1, `fill="green"`)
}
return nil
}示例7: TestDraw
func TestDraw(t *testing.T) {
f, err := os.Create("test_label.svg")
if err != nil {
t.Errorf("failed to create test.svg : %s\n", err)
}
defer f.Close()
canvas := svg.New(f)
defer canvas.End()
s := "Braille Printer"
bs, _ := brl.Encode(s)
DrawLabel(canvas, bs)
}示例8: RandomGradientColorSVG
// RandomGradientColorSVG builds a square image with with x colors selected at random for each quadrant.
// the background color stays the same the other colors get mixed in a gradient color from the first one to the last one.
func RandomGradientColorSVG(w http.ResponseWriter, colors, gColors []color.RGBA, gv colors.GradientVector, width, height, xsquares int, prob float64) {
var gradientColors []svg.Offcolor
gradientColors = make([]svg.Offcolor, len(gColors))
percentage := uint8(0)
step := uint8(100 / len(gColors))
for i, c := range gColors {
gradientColors[i] = svg.Offcolor{
Offset: percentage,
Color: draw.RGBToHex(c.R, c.G, c.B),
Opacity: 1,
}
percentage += step
}
canvas := svg.New(w)
canvas.Start(width, height)
canvas.Def()
canvas.LinearGradient("gradientColors", gv.X1, gv.Y1, gv.X2, gv.Y2, gradientColors)
canvas.DefEnd()
canvas.Rect(0, 0, width, height, "fill:url(#gradientColors)")
squares := xsquares
quadrantSize := width / squares
colorMap := make(map[int]color.RGBA)
colorIndex := make(map[int]int)
for yQ := 0; yQ < squares; yQ++ {
y := yQ * quadrantSize
colorMap = make(map[int]color.RGBA)
colorIndex = make(map[int]int)
for xQ := 0; xQ <= squares+1; xQ++ {
x := xQ * quadrantSize
if _, ok := colorMap[xQ]; !ok {
colorIndex[xQ] = draw.RandomIndexFromArrayWithFreq(colors, prob)
colorMap[xQ] = colors[colorIndex[xQ]]
}
if colorIndex[xQ] == 0 {
fill := draw.FillFromRGBA(colorMap[xQ])
canvas.Rect(x, y, quadrantSize, quadrantSize, fill)
}
}
}
canvas.End()
}示例9: printqAddHandler
// API: POST /printq/add
// input: text to translation
// lang: auto|ko|en
// key: examplekey (TODO: OAuth implementation)
func printqAddHandler(w http.ResponseWriter, r *http.Request) {
if strings.ToUpper(r.Method) != "POST" {
http.Error(w, "Method Not Allowed", http.StatusMethodNotAllowed)
return
}
/*
var authKey string
if strings.Contains(r.Referer(), "http://localhost") ||
strings.Contains(r.Referer(), "http://braille-printer.appspot.com") {
authKey = EXAMPLE_AUTHKEY
} else {
http.Error(w, "Unauthorized", http.StatusUnauthorized)
return
}
*/
authKey := r.FormValue("key")
if authKey == "" {
authKey = EXAMPLE_AUTHKEY
}
input := r.FormValue("input")
lang := r.FormValue("lang")
if lang == "" {
// TODO: lang이 없거나 auto이면 언어 판단해야함
lang = "ko"
}
label := "label"
if strings.Contains(input, "\n") {
label = "paper"
}
var bStr string
if lang == "ko" {
bStr, _ = brl_ko.Encode(input)
} else if lang == "en" {
bStr, _ = brl_en.Encode(input)
}
buf := bytes.NewBuffer(make([]byte, 24288))
canvas := svg.New(buf)
defer canvas.End()
brl_svg.DrawPage30(canvas, bStr)
printq := PrintQ{
Type: label,
Key: authKey,
Origin: input,
ResultText: bStr,
ResultSVG: buf.Bytes(),
Status: 0,
CTime: time.Now(),
}
c := appengine.NewContext(r)
_, err := datastore.Put(c, datastore.NewIncompleteKey(c, "PrintQ", nil), &printq)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
}示例10: Graph
//.........这里部分代码省略.........
if meta.Unit != "" {
m_units[q.Metric] = meta.Unit
}
if meta.Rate != "" {
switch meta.Rate {
case metadata.Gauge:
// ignore
case metadata.Rate:
q.Rate = true
case metadata.Counter:
q.Rate = true
q.RateOptions = opentsdb.RateOptions{
Counter: true,
ResetValue: 1,
}
default:
return nil, fmt.Errorf("unknown metadata rate: %s", meta.Rate)
}
}
}
queries[i] = fmt.Sprintf(`q("%v", "%v", "%v")`, q, start, end)
if !schedule.SystemConf.GetTSDBContext().Version().FilterSupport() {
if err := schedule.Search.Expand(q); err != nil {
return nil, err
}
}
}
var tr opentsdb.ResponseSet
b, _ := json.MarshalIndent(oreq, "", " ")
t.StepCustomTiming("tsdb", "query", string(b), func() {
h := schedule.SystemConf.GetTSDBHost()
if h == "" {
err = fmt.Errorf("tsdbHost not set")
return
}
tr, err = oreq.Query(h)
})
if err != nil {
return nil, err
}
cs, err := makeChart(tr, m_units)
if err != nil {
return nil, err
}
if _, present := r.Form["png"]; present {
c := chart.ScatterChart{
Title: fmt.Sprintf("%v - %v", oreq.Start, queries),
}
c.XRange.Time = true
if min, err := strconv.ParseFloat(r.FormValue("min"), 64); err == nil {
c.YRange.MinMode.Fixed = true
c.YRange.MinMode.Value = min
}
if max, err := strconv.ParseFloat(r.FormValue("max"), 64); err == nil {
c.YRange.MaxMode.Fixed = true
c.YRange.MaxMode.Value = max
}
for ri, r := range cs {
pts := make([]chart.EPoint, len(r.Data))
for idx, v := range r.Data {
pts[idx].X = v[0]
pts[idx].Y = v[1]
}
slice.Sort(pts, func(i, j int) bool {
return pts[i].X < pts[j].X
})
c.AddData(r.Name, pts, chart.PlotStyleLinesPoints, sched.Autostyle(ri))
}
w.Header().Set("Content-Type", "image/svg+xml")
white := color.RGBA{0xff, 0xff, 0xff, 0xff}
const width = 800
const height = 600
s := svg.New(w)
s.Start(width, height)
s.Rect(0, 0, width, height, "fill: #ffffff")
sgr := svgg.AddTo(s, 0, 0, width, height, "", 12, white)
c.Plot(sgr)
s.End()
return nil, nil
}
var a []annotate.Annotation
warnings := []string{}
if schedule.SystemConf.AnnotateEnabled() {
a, err = annotateBackend.GetAnnotations(&startT, &endT)
if err != nil {
warnings = append(warnings, fmt.Sprintf("unable to get annotations: %v", err))
}
}
return struct {
Queries []string
Series []*chartSeries
Annotations []annotate.Annotation
Warnings []string
}{
queries,
cs,
a,
warnings,
}, nil
}示例11: RandomGradientColor
// RandomGradientColor builds a isogrid image with with x colors selected at random for each quadrant.
// the background color stays the same the other colors get mixed in a gradient color from the first one to the last one.
func RandomGradientColor(w http.ResponseWriter, colors, gColors []color.RGBA, gv colors.GradientVector, width, height, lines int, prob float64) {
var gradientColors []svg.Offcolor
gradientColors = make([]svg.Offcolor, len(gColors))
percentage := uint8(0)
step := uint8(100 / len(gColors))
for i, c := range gColors {
gradientColors[i] = svg.Offcolor{
Offset: percentage,
Color: draw.RGBToHex(c.R, c.G, c.B),
Opacity: 1,
}
percentage += step
}
canvas := svg.New(w)
canvas.Start(width, height)
canvas.Def()
canvas.LinearGradient("gradientColors", gv.X1, gv.Y1, gv.X2, gv.Y2, gradientColors)
canvas.DefEnd()
canvas.Rect(0, 0, width, height, "fill:url(#gradientColors)")
fringeSize := width / lines
distance := distanceTo3rdPoint(fringeSize)
fringeSize = distance
lines = width / fringeSize
colorMap := make(map[int]color.RGBA)
colorIndex := make(map[int]int)
for xL := 0; xL <= lines; xL++ {
colorMap = make(map[int]color.RGBA)
colorIndex = make(map[int]int)
for yL := -1; yL <= lines; yL++ {
var x1, x2, y1, y2, y3 int
if (xL % 2) == 0 {
x1, y1, x2, y2, _, y3 = right1stTriangle(xL, yL, fringeSize, distance)
} else {
x1, y1, x2, y2, _, y3 = left1stTriangle(xL, yL, fringeSize, distance)
}
xs := []int{x2, x1, x2}
ys := []int{y1, y2, y3}
colorIndex[yL] = draw.RandomIndexFromArrayWithFreq(colors, prob)
colorMap[yL] = colors[colorIndex[yL]]
if colorIndex[yL] == 0 {
canvas.Polygon(xs, ys, draw.FillFromRGBA(colorMap[yL]))
}
var x11, x12, y11, y12, y13 int
if (xL % 2) == 0 {
x11, y11, x12, y12, _, y13 = left2ndTriangle(xL, yL, fringeSize, distance)
// we make sure that the previous triangle and this one touch each other in this point.
y12 = y3
} else {
x11, y11, x12, y12, _, y13 = right2ndTriangle(xL, yL, fringeSize, distance)
// we make sure that the previous triangle and this one touch each other in this point.
y12 = y1 + fringeSize
}
xs1 := []int{x12, x11, x12}
ys1 := []int{y11, y12, y13}
colorIndex[yL] = draw.RandomIndexFromArrayWithFreq(colors, prob)
colorMap[yL] = colors[colorIndex[yL]]
if colorIndex[yL] == 0 {
canvas.Polygon(xs1, ys1, draw.FillFromRGBA(colorMap[yL]))
}
}
}
canvas.End()
}示例12: visualizeBest
func visualizeBest(v *Web) error {
// Create the file
f, err := os.Create(v.makePath("network"))
if err != nil {
return err
}
defer f.Close()
best := v.best[len(v.best)-1]
net0, err := v.ctx.Decoder().Decode(best)
if err != nil {
return err
}
var net *network.Classic
p, ok := net0.(decoder.Phenome)
if !ok {
return errors.New("Web visualizer only knows the decoder package's phenome")
}
net, ok = p.Network.(*network.Classic)
if !ok {
return errors.New("Web visualizer only knows the Clasic network")
}
// Create the image
img := svg.New(f)
w, h := 1024.0, 1280.0
img.Start(int(w)+30, int(h)+30)
defer img.End()
// Write out the title
img.Text(10, 10, fmt.Sprintf("Best Genome is %d", best.ID), `font-size="12"`)
// Define connection heads
img.Def()
img.Marker("triangle_black", 0, 10, 8, 6, `viewBox="0 0 20 20" markerUnits="strokeWidth" orient="auto"`)
img.Path("M 0 0 L 20 10 L 0 20 z", `fill="black" fill-opacity="0.8"`)
img.MarkerEnd()
img.Marker("triangle_red", 0, 10, 8, 6, `viewBox="0 0 20 20" markerUnits="strokeWidth" orient="auto"`)
img.Path("M 0 0 L 20 10 L 0 20 z", `fill="red" fill-opacity="0.8"`)
img.MarkerEnd()
img.DefEnd()
// Draw neurons
for i, neuron := range net.Neurons {
var node_color, font_color string
switch neuron.NeuronType {
case neat.Bias:
node_color = "black"
font_color = "white"
case neat.Input:
node_color = "paleturquoise"
font_color = "black"
case neat.Hidden:
node_color = "palegreen"
font_color = "black"
case neat.Output:
node_color = "thistle"
font_color = "black"
}
cx := int(neuron.X*w) + 15
cy := int((1.0-neuron.Y)*h) + 15
img.Circle(cx, cy, 10, fmt.Sprintf(`fill="%s" stroke="black" stroke-width="1"`, node_color))
img.Text(cx-3, cy+3, fmt.Sprintf(`%d`, i+1), fmt.Sprintf(`font-size="5pt" fill="%s"`, font_color))
}
// Draw synapses
for _, synapse := range net.Synapses {
src := net.Neurons[synapse.Source]
tgt := net.Neurons[synapse.Target]
fromX := int(src.X*w) + 15
fromY := int((1.0-src.Y)*h) + 15
toX := int(tgt.X*w) + 15
toY := int((1.0-tgt.Y)*h) + 15
var line_color, triangle_color string
if synapse.Weight >= 0 {
line_color = "black"
triangle_color = "#triangle_black"
} else {
line_color = "red"
triangle_color = "#triangle_red"
}
var opacity, strokewidth string
switch {
case synapse.Weight < 1.0 && synapse.Weight >= 0.5, synapse.Weight > -1.0 && synapse.Weight <= -0.5:
opacity = "0.8"
strokewidth = "0.3"
case synapse.Weight >= 1.0, synapse.Weight <= -1.0:
opacity = "1.0"
strokewidth = "0.3"
default:
opacity = "0.5"
strokewidth = "1.0"
}
img.Path(fmt.Sprintf("M %v %v L %v %v", fromX, fromY, toX, toY), fmt.Sprintf(`fill="none" stroke="%s" stroke-width="%s" stroke-opacity="%s" marker-end="%s"`, line_color, strokewidth, opacity, triangle_color))
}
f.WriteString(fmt.Sprintf("<P>%s</P>", strings.Replace(best.String(), "\n", "<BR/>", -1)))
//.........这里部分代码省略.........
示例13: visualizeSpecies
func visualizeSpecies(v *Web) error {
// Create the file
f, err := os.Create(v.makePath("species"))
if err != nil {
return err
}
defer f.Close()
// Identify the max population size
popSize := 0
for _, h := range v.species {
cnt := 0
for _, s := range h {
cnt += s
}
if cnt > popSize {
popSize = cnt
}
}
if popSize == 0 {
return nil
}
// Create the image
img := svg.New(f)
img.Start(popSize*2+400, 460)
defer img.End()
//img.Text(10, 10, fmt.Sprintf("ID=%d Time/Date=%v", ?, ?), `style="font-size:12"`)
img.Text(10, 25, fmt.Sprintf("PopSize=%d NumGenerations=%d", popSize, len(v.species)), `style="font-size:10"`)
img.Path("M 40 340 L 540 340", `id="generation" stroke-width="1" stroke="black" fill="none"`)
img.Textpath("Generation", "#generation", `fill="blue" font-size="12" font-family="Verdana" dy="30" startOffset="25%"`)
img.Path("M 140 345 L 140 340", `stroke-width="1" stroke="black" fill="none"`)
img.Path("M 240 345 L 240 340", `stroke-width="1" stroke="black" fill="none"`)
img.Path("M 340 345 L 340 340", `stroke-width="1" stroke="black" fill="none"`)
img.Path("M 440 345 L 440 340", `stroke-width="1" stroke="black" fill="none"`)
img.Path("M 540 345 L 540 340", `stroke-width="1" stroke="black" fill="none"`)
img.Text(132, 355, fmt.Sprintf("%d", len(v.species)/5*1), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(232, 355, fmt.Sprintf("%d", len(v.species)/5*2), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(332, 355, fmt.Sprintf("%d", len(v.species)/5*3), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(432, 355, fmt.Sprintf("%d", len(v.species)/5*4), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(532, 355, fmt.Sprintf("%d", len(v.species)/5*5), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(5, 75, "# of Individuals", `style="writing-mode: tb; glyph-orientation-vertical:0; fill: blue; font-size: 10; font-family: Verdana;"`)
img.Text(15, 285, fmt.Sprintf("%d", int(float64(popSize)*0.2)), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(15, 225, fmt.Sprintf("%d", int(float64(popSize)*0.4)), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(15, 165, fmt.Sprintf("%d", int(float64(popSize)*0.6)), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(15, 105, fmt.Sprintf("%d", int(float64(popSize)*0.8)), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(15, 45, fmt.Sprintf("%d", int(float64(popSize)*1.0)), `fill="black" font-size="11" font-family="Verdana"`)
popIncrement := 300 / popSize
for i, generation := range v.species {
xplot := 500/len(v.species)*i + 42
for j, speciesCount := range generation {
var speciesColor string
switch j % 3 {
case 0:
speciesColor = "CornflowerBlue"
case 1:
speciesColor = "Yellow"
case 2:
speciesColor = "Plum"
default:
speciesColor = "Chartreuse"
}
yplotFrom := 340.0
for k := 0; k < j; k++ {
yplotFrom -= float64(generation[k] * popIncrement)
}
yplotTo := yplotFrom - float64(speciesCount*popIncrement) + 0.5
img.Path(fmt.Sprintf("M %v %v L %v %v", xplot, yplotFrom, xplot, yplotTo), fmt.Sprintf(`stroke-width="3" stroke="%s" fill="none"`, speciesColor))
}
}
return nil
}示例14: visualizeComplexity
func visualizeComplexity(v *Web) error {
// Create the file
f, err := os.Create(v.makePath("complexity"))
if err != nil {
return err
}
defer f.Close()
// Create the image
img := svg.New(f)
img.Start(575, 375)
defer img.End()
// Draw and label horizontal axis
img.Path("M 40 340 L 540 340", `id="generation" stroke-width="1" stroke="black" fill="none"`)
img.Textpath("Generation", "#generation", `fill="blue" font-size="15" font-family="Verdana" dy="30" startOffset="40%"`)
img.Path("M 140 345 L 140 335", `stroke-width="1" stroke="black" fill="none"`)
img.Path("M 240 345 L 240 335", `stroke-width="1" stroke="black" fill="none"`)
img.Path("M 340 345 L 340 335", `stroke-width="1" stroke="black" fill="none"`)
img.Path("M 440 345 L 440 335", `stroke-width="1" stroke="black" fill="none"`)
img.Path("M 540 345 L 540 335", `stroke-width="1" stroke="black" fill="none"`)
generations := len(v.complexity)
img.Text(132, 355, fmt.Sprintf("%d", generations/5*1), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(232, 355, fmt.Sprintf("%d", generations/5*2), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(332, 355, fmt.Sprintf("%d", generations/5*3), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(432, 355, fmt.Sprintf("%d", generations/5*4), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(532, 355, fmt.Sprintf("%d", generations/5*5), `fill="black" font-size="11" font-family="Verdana"`)
// Draw and label veritical axis
img.Path("M 40 340 L 40 40", `id="complexity" stroke-width="1" strok="black" fill="none"`)
img.Textpath("Number of Genes", "#complexity", `fill="blue" font-size="15" font-family="Verdana" dy="-25" startOffset="40%"`)
var complexity_max, complexity_min float64
complexity_min = 9e10
for _, generation := range v.complexity {
if generation[0] < complexity_min {
complexity_min = generation[0]
}
if generation[2] > complexity_max {
complexity_max = generation[2]
}
}
complexity_range := complexity_max - complexity_min
img.Path("M 40 40 L 540 40", `id="complexity1" stroke-width="0.5" stroke="green" fill="none"`)
img.Textpath(fmt.Sprintf("%v", complexity_range+complexity_min), "#complexity1", `fill="green" fill-opacity="1.0" font-size="9" font-family="Verdana" dy="8" startOffset="90%"`)
img.Path("M 40 100 L 540 100", `id="complexity2" stroke-width="0.5" stroke="green" fill="none"`)
img.Textpath(fmt.Sprintf("%v", int(complexity_range*0.8+complexity_min)), "#complexity2", `fill="green" fill-opacity="1.0" font-size="9" font-family="Verdana" dy="8" startOffset="70%"`)
img.Path("M 40 160 L 540 160", `id="complexity3" stroke-width="0.5" stroke="green" fill="none"`)
img.Textpath(fmt.Sprintf("%v", int(complexity_range*0.6+complexity_min)), "#complexity3", `fill="green" fill-opacity="1.0" font-size="9" font-family="Verdana" dy="8" startOffset="50%"`)
img.Path("M 40 220 L 540 220", `id="complexity4" stroke-width="0.5" stroke="green" fill="none"`)
img.Textpath(fmt.Sprintf("%v", int(complexity_range*0.4+complexity_min)), "#complexity4", `fill="green" fill-opacity="1.0" font-size="9" font-family="Verdana" dy="8" startOffset="30%"`)
img.Path("M 40 280 L 540 280", `id="complexity5" stroke-width="0.5" stroke="green" fill="none"`)
img.Textpath(fmt.Sprintf("%v", int(complexity_range*0.2+complexity_min)), "#complexity5", `fill="green" fill-opacity="1.0" font-size="9" font-family="Verdana" dy="8" startOffset="10%"`)
img.Textpath(fmt.Sprintf("%v", int(complexity_min)), "#generation", `fill="green" fill-opacity="1.0" font-size="9" font-family="Verdana" dy="8" startOffset="0%"`)
for i, generation := range v.complexity {
complexityMax := generation[2]
complexityMin := generation[0]
complexityAvg := generation[1]
complexityChamp := generation[3]
xplot := 500/generations*i + 40
yplotMax := 340 - 300/complexity_range*(complexityMax-complexity_min)
yplotMin := 340 - 300/complexity_range*(complexityMin-complexity_min)
yplotAvg := 340 - 300/complexity_range*(complexityAvg-complexity_min)
yplotChamp := 340 - 300/complexity_range*(complexityChamp-complexity_min)
img.Path(fmt.Sprintf("M %v %v L %v %v L %v %v z", xplot-2, yplotChamp-2, xplot, yplotChamp-6, xplot+2, yplotChamp-2), fmt.Sprintf(`id="%d" fill="red"`, i))
img.Circle(xplot, int(yplotAvg), 1, fmt.Sprintf(`id="%d" fill="black"`, i))
img.Path(fmt.Sprintf("M %v %v L %v %v", xplot, yplotMin, xplot, yplotMax), `stroke-width="0.5" stroke="blue" fill="none"`)
}
return nil
}示例15: visualizeFitness
func visualizeFitness(v *Web) error {
// Create the file
f, err := os.Create(v.makePath("fitness"))
if err != nil {
return err
}
defer f.Close()
// Create the image
img := svg.New(f)
img.Start(575, 375)
defer img.End()
// Draw and label horizontal axis
img.Path("M 40 340 L 540 340", `id="generation" stroke-width="1" stroke="black" fill="none"`)
img.Textpath("Generation", "#generation", `fill="blue" font-size="15" font-family="Verdana" dy="30" startOffset="40%"`)
img.Path("M 140 345 L 140 335", `stroke-width="1" stroke="black" fill="none"`)
img.Path("M 240 345 L 240 335", `stroke-width="1" stroke="black" fill="none"`)
img.Path("M 340 345 L 340 335", `stroke-width="1" stroke="black" fill="none"`)
img.Path("M 440 345 L 440 335", `stroke-width="1" stroke="black" fill="none"`)
img.Path("M 540 345 L 540 335", `stroke-width="1" stroke="black" fill="none"`)
generations := len(v.fitness)
img.Text(132, 355, fmt.Sprintf("%d", generations/5*1), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(232, 355, fmt.Sprintf("%d", generations/5*2), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(332, 355, fmt.Sprintf("%d", generations/5*3), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(432, 355, fmt.Sprintf("%d", generations/5*4), `fill="black" font-size="11" font-family="Verdana"`)
img.Text(532, 355, fmt.Sprintf("%d", generations/5*5), `fill="black" font-size="11" font-family="Verdana"`)
// Draw and label veritical axis
img.Path("M 40 340 L 40 40", `id="fitness" stroke-width="1" strok="black" fill="none"`)
img.Textpath("Fitness", "#fitness", `fill="blue" font-size="15" font-family="Verdana" dy="-25" startOffset="40%"`)
var fitness_max, fitness_min float64
fitness_min = 9e10
for _, generation := range v.fitness {
if generation[0] < fitness_min {
fitness_min = generation[0]
}
if generation[2] > fitness_max {
fitness_max = generation[2]
}
}
fitness_range := fitness_max - fitness_min
img.Path("M 40 40 L 540 40", `id="fitness1" stroke-width="0.5" stroke="green" fill="none"`)
img.Textpath(fmt.Sprintf("%2f", fitness_range+fitness_min), "#fitness1", `fill="green" fill-opacity="1.0" font-size="9" font-family="Verdana" dy="8" startOffset="90%"`)
img.Path("M 40 100 L 540 100", `id="fitness2" stroke-width="0.5" stroke="green" fill="none"`)
img.Textpath(fmt.Sprintf("%2f", (fitness_range*0.8+fitness_min)), "#fitness2", `fill="green" fill-opacity="1.0" font-size="9" font-family="Verdana" dy="8" startOffset="70%"`)
img.Path("M 40 160 L 540 160", `id="fitness3" stroke-width="0.5" stroke="green" fill="none"`)
img.Textpath(fmt.Sprintf("%2f", (fitness_range*0.6+fitness_min)), "#fitness3", `fill="green" fill-opacity="1.0" font-size="9" font-family="Verdana" dy="8" startOffset="50%"`)
img.Path("M 40 220 L 540 220", `id="fitness4" stroke-width="0.5" stroke="green" fill="none"`)
img.Textpath(fmt.Sprintf("%2f", (fitness_range*0.4+fitness_min)), "#fitness4", `fill="green" fill-opacity="1.0" font-size="9" font-family="Verdana" dy="8" startOffset="30%"`)
img.Path("M 40 280 L 540 280", `id="fitness5" stroke-width="0.5" stroke="green" fill="none"`)
img.Textpath(fmt.Sprintf("%2f", (fitness_range*0.2+fitness_min)), "#fitness5", `fill="green" fill-opacity="1.0" font-size="9" font-family="Verdana" dy="8" startOffset="10%"`)
img.Textpath(fmt.Sprintf("%2f", (fitness_min)), "#generation", `fill="green" fill-opacity="1.0" font-size="9" font-family="Verdana" dy="8" startOffset="0%"`)
for i, generation := range v.fitness {
fitnessMax := generation[2]
fitnessMin := generation[0]
fitnessAvg := generation[1]
xplot := 500/generations*i + 40
yplotMax := 340 - 300/fitness_range*(fitnessMax-fitness_min)
yplotMin := 340 - 300/fitness_range*(fitnessMin-fitness_min)
yplotAvg := 340 - 300/fitness_range*(fitnessAvg-fitness_min)
img.Circle(xplot, int(yplotAvg), 1, fmt.Sprintf(`id="%d" fill="black"`, i))
img.Path(fmt.Sprintf("M %v %v L %v %v", xplot, yplotMin, xplot, yplotMax), `stroke-width="0.5" stroke="blue" fill="none"`)
}
return nil
}