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weather.go
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weather.go
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package main
import (
"bytes"
"encoding/json"
"fmt"
"image"
"io/ioutil"
"net/http"
"regexp"
"strconv"
"strings"
"time"
"image/draw"
"image/png"
"os"
svg "github.com/ajstarks/svgo"
"github.com/srwiley/oksvg"
"github.com/srwiley/rasterx"
)
type (
// Daypart forecast period detail
Daypart struct {
Hilo string `json:"hilo"`
Icon string `json:"icon"`
ID string `json:"id"`
Label string `json:"label"`
Temperature string `json:"temperature"`
Precipitation string `json:"pcntprecip"`
}
// Weather server details
Weather struct {
Current struct {
Beafort int `json:"beafort"`
Daypart0 Daypart `json:"daypart-0"`
Daypart1 Daypart `json:"daypart-1"`
Daypart2 Daypart `json:"daypart-2"`
Daypart3 Daypart `json:"daypart-3"`
Daypart4 Daypart `json:"daypart-4"`
DewPoint string `json:"dew point"`
Feels string `json:"feels"`
Humidity string `json:"humidity"`
Icon string `json:"Icon"`
Joke string `json:"joke"`
Phrase string `json:"phrase"`
Pressure string `json:"pressure"`
Price float64 `json:"price,omitempty"`
Sunrise string `json:"sunrise"`
Sunset string `json:"sunset"`
Temperature string `json:"temp"`
Ticker string `json:"ticker,omitempty"`
Visibility string `json:"visibility"`
Wind string `json:"wind"`
tempF float64
tempC float64
trend string
trendColor string
} `json:"current"`
}
)
func parseTime(t string) (time.Time, error) {
t = strings.ToUpper(fmt.Sprintf("%08s", t))
return time.Parse("03:04 PM", t)
}
func cacheImage(current string, ic iconCache, scale float64, color string) (iconCache, error) {
var err error
if ic.last != current {
i := getIcon(current)
if 0.00 != scale {
i.scale = scale
}
if `` != color {
i.color = color
}
ic.m.Lock()
ic.image, err = getImageIconWIP(i)
if err != nil {
fmt.Println(err)
ic.image, err = getImageIcon(i)
}
if err != nil {
ic.m.Unlock()
return ic, err
}
ic.last = current
ic.m.Unlock()
return ic, nil
}
return ic, nil
}
func cacheThermo(current string, ic iconCache, sw, sh int) (iconCache, error) {
var err error
if ic.last != current {
ic.m.Lock()
ic.image, err = thermometer(sw, sh)
if err != nil {
ic.m.Unlock()
return ic, err
}
ic.last = current
ic.m.Unlock()
return ic, nil
}
return ic, nil
}
func cacheImageMethod(current string, ic iconCache, sw, sh int, f func(int, int) (draw.Image, error)) (iconCache, error) {
var err error
if ic.last != current {
ic.m.Lock()
ic.image, err = f(sw, sh)
if err != nil {
ic.m.Unlock()
return ic, err
}
ic.last = current
ic.m.Unlock()
return ic, nil
}
return ic, nil
}
var lastHour int = -1
var snap bool = true
var lastPrice float64 = 0.00
func weather() {
snap = false
test := ``
var netClient = &http.Client{
Timeout: time.Second * 5,
}
res, err := netClient.Get(weatherserveruri)
if nil != err {
return
}
resp, err := ioutil.ReadAll(res.Body)
res.Body.Close()
if nil != err {
return
}
err = json.Unmarshal(resp, &w)
checkFatal(err)
w.Current.Temperature =
strings.Replace(w.Current.Temperature, ".0", "", -1)
test = w.Current.Sunrise + "-" + w.Current.Sunset
if lastHorizon != test {
sunrise, err = parseTime(w.Current.Sunrise)
checkFatal(err)
sunset, err = parseTime(w.Current.Sunset)
checkFatal(err)
}
lastHorizon = test
refI := daymode
check, _ := parseTime(time.Now().Format("03:04 PM"))
if check.After(sunrise) && check.Before(sunset.Add(-time.Minute)) {
daymode = daylight{daybright, true}
evut = nextEvent(check, sunset)
} else {
daymode = daylight{nightbright, false}
nooner, _ := parseTime(`11:59 AM`)
if check.Before(nooner) {
evut = nextEvent(check, sunrise)
} else {
evut = nextEvent(check, sunrise.Add(24*time.Hour))
}
}
// force refresh on boundary - for conditions that have a noctuque in use - icon-33 24 hr issue
if refI != daymode {
imIcon, _ = cacheImage(`icon-0`, imIcon, 0.00, ``)
}
imIcon, err = cacheImage(w.Current.Icon, imIcon, 0.00, ``)
// if throws Param mismatch error - check the SVG contains no "none" attributes
checkFatal(err)
// debug here
if snap {
ft, err := os.Create("test.png")
checkFatal(err)
defer ft.Close()
png.Encode(ft, imIcon.image)
snap = false
}
imIconDP1, err = cacheImage(w.Current.Daypart1.Icon, imIconDP1, 0.35, ``)
checkFatal(err)
imIconDP2, err = cacheImage(w.Current.Daypart2.Icon, imIconDP2, 0.35, ``)
checkFatal(err)
imIconDP3, err = cacheImage(w.Current.Daypart3.Icon, imIconDP3, 0.35, ``)
checkFatal(err)
imIconDP4, err = cacheImage(w.Current.Daypart4.Icon, imIconDP4, 0.35, ``)
checkFatal(err)
/*
if w.Current.Beafort != lastWindIcon {
i := getIcon(fmt.Sprintf("wind-%d", w.Current.Beafort))
imWind, err = getImageIcon(i)
checkFatal(err)
}
lastWindIcon = w.Current.Beafort
*/
test = fmt.Sprintf("wind-%s", strings.Split(w.Current.Wind, " ")[0])
imWindDir, err = cacheImage(test, imWindDir, 0.00, ``)
checkFatal(err)
hr, _, _ := time.Now().Clock()
lastHour = hr
// a little tweaking
w.Current.Humidity = strings.Replace(w.Current.Humidity, `%`, ``, -1)
re := regexp.MustCompile(`[-]?\d[\d,]*[\.]?[\d{2}]*`)
temps := re.FindAllString(w.Current.Temperature, -1)
w.Current.tempF, _ = strconv.ParseFloat(temps[0], 64)
w.Current.tempC, _ = strconv.ParseFloat(temps[1], 64)
tx := int(float64(clockw) * 0.4)
imThermo, err = cacheThermo(temps[0], imThermo, tx, tx)
if lastPrice != w.Current.Price {
trend := ``
w.Current.trendColor = `#ffff00`
if w.Current.Price > lastPrice {
trend = `▲`
w.Current.trendColor = `#00ff00`
} else if w.Current.Price < lastPrice {
trend = `▼`
w.Current.trendColor = `#ff0000`
}
trend = ``
w.Current.trend = fmt.Sprintf("%s%.2f", trend, w.Current.Price)
lastPrice = w.Current.Price
}
}
func nextEvent(t1, t2 time.Time) string {
ret := t2.Sub(t1).String()
ret = strings.Replace(
strings.Replace(
strings.Replace(ret, `h`, `:`, -1), `m0s`, ``, -1), `s`, ``, -1)
if ret[0] == '-' {
ret = ``
} else {
t := strings.Split(ret, `:`)
for i, s := range t {
if len(s) < 2 {
t[i] = `0` + s
}
}
if len(t) > 1 {
ret = t[0] + `:` + t[1]
} else {
ret = `00:` + t[0]
}
}
return ret
}
//var dump = true
func thermometer(sw, sh int) (img draw.Image, err error) {
// dynamic SVG
wt, ht := 120, 120
img = image.NewRGBA(image.Rect(0, 0, sw, sh))
var iconMem = new(bytes.Buffer)
var canvas = svg.New(iconMem)
canvas.Start(wt, ht)
bfs := svg.Filterspec{In: `SourceGraphic`}
canvas.Def()
canvas.Filter(`blur_f`, `filterUnits="objectBoundingBox" x="-50%" y="-50%" width="200%" height="200%"`)
canvas.FeGaussianBlur(bfs, 6, 6)
canvas.Fend()
canvas.Filter(`blur_z`, `filterUnits="objectBoundingBox" x="-50%" y="-50%" width="200%" height="200%"`)
canvas.FeGaussianBlur(bfs, 2, 2)
canvas.Fend()
canvas.Filter(`blur_k`, `filterUnits="objectBoundingBox"`)
canvas.FeGaussianBlur(bfs, 1, 1)
canvas.Fend()
canvas.DefEnd()
degF := `m12.04517,17c0,-1.49271 0.53737,-2.77643 1.58227,-3.82133s2.32862,-1.58227 3.82133,-1.58227c1.46285,0 2.74658,0.53737 3.79148,1.58227c1.04489,1.07475 1.58227,2.32862 1.58227,3.82133c0,1.49271 -0.53737,2.77643 -1.58227,3.85118c-1.04489,1.07475 -2.32862,1.61212 -3.79148,1.61212s-2.74658,-0.53737 -3.82133,-1.61212c-1.04489,-1.07475 -1.58227,-2.35848 -1.58227,-3.85118zm2.62716,0c0,0.77621 0.26869,1.433 0.80606,2.00023c0.56723,0.56723 1.22402,0.83592 2.00023,0.83592s1.433,-0.26869 2.00023,-0.83592s0.83592,-1.22402 0.83592,-2.00023c0,-0.77621 -0.26869,-1.433 -0.83592,-1.97037c-0.56723,-0.53737 -1.22402,-0.83592 -2.00023,-0.83592c-0.77621,0 -1.433,0.26869 -2.00023,0.80606c-0.53737,0.53737 -0.80606,1.19417 -0.80606,2.00023zm13.16568,20.5695c0,0.41796 0.14927,0.80606 0.44781,1.1046s0.68665,0.44781 1.1046,0.44781c0.41796,0 0.80606,-0.14927 1.1046,-0.44781c0.29854,-0.29854 0.44781,-0.68665 0.44781,-1.1046l0,-11.31472l8.53828,0c0.41796,0 0.80606,-0.14927 1.1046,-0.47767s0.44781,-0.68665 0.44781,-1.13446c0,-0.44781 -0.14927,-0.80606 -0.44781,-1.13446c-0.29854,-0.29854 -0.68665,-0.44781 -1.13446,-0.44781l-8.53828,0l0,-8.15018l11.40428,0c0.41796,0 0.77621,-0.14927 1.07475,-0.44781s0.41796,-0.68665 0.41796,-1.13446s-0.14927,-0.80606 -0.41796,-1.13446s-0.62694,-0.44781 -1.07475,-0.44781l-14.24042,0c-0.20898,0 -0.29854,0.11942 -0.29854,0.3284l0,25.49544l0.05971,0z`
degC := `m75.50005,17c0,-1.49186 0.53707,-2.77486 1.58137,-3.81916c1.07414,-1.07414 2.3273,-1.58137 3.81916,-1.58137c1.46202,0 2.74502,0.53707 3.78933,1.58137c1.0443,1.07414 1.58137,2.3273 1.58137,3.81916c0,1.49186 -0.53707,2.77486 -1.58137,3.81916c-1.0443,1.07414 -2.3273,1.58137 -3.78933,1.58137c-1.49186,0 -2.77486,-0.53707 -3.81916,-1.58137s-1.58137,-2.3273 -1.58137,-3.81916zm2.62567,0c0,0.77577 0.26853,1.43219 0.8056,1.99909c0.56691,0.56691 1.22333,0.83544 1.99909,0.83544c0.77577,0 1.43219,-0.26853 1.99909,-0.83544s0.83544,-1.22333 0.83544,-1.99909c0,-0.77577 -0.26853,-1.43219 -0.83544,-1.99909s-1.22333,-0.83544 -1.99909,-0.83544c-0.77577,0 -1.43219,0.26853 -1.99909,0.83544c-0.53707,0.53707 -0.8056,1.22333 -0.8056,1.99909zm11.60667,13.18805c0,2.29747 0.62658,4.3264 1.90958,6.11663c0.65642,0.92495 1.58137,1.67088 2.77486,2.23779c1.16365,0.53707 2.50633,0.83544 3.99819,0.83544c4.35623,0 7.10126,-1.67088 8.20523,-4.98281c0.11935,-0.41772 0.05967,-0.83544 -0.17902,-1.22333c-0.2387,-0.38788 -0.56691,-0.59674 -0.98463,-0.68626c-0.41772,-0.11935 -0.83544,-0.05967 -1.19349,0.20886c-0.35805,0.2387 -0.59674,0.56691 -0.68626,1.01447c0,0.02984 0,0.05967 -0.02984,0.14919l-0.05967,0.20886c-0.32821,0.56691 -0.77577,1.01447 -1.34267,1.34267c-0.92495,0.56691 -2.14828,0.83544 -3.66998,0.83544c-0.92495,0 -1.7604,-0.14919 -2.47649,-0.4774c-1.19349,-0.50723 -2.02893,-1.40235 -2.53616,-2.65551c-0.32821,-0.8056 -0.50723,-1.79023 -0.50723,-2.89421l0,-9.60758c0,-0.44756 0.02984,-0.89512 0.08951,-1.34267c0.11935,-1.13381 0.56691,-2.17812 1.34267,-3.10307c0.86528,-1.0443 2.23779,-1.55153 4.11753,-1.55153c1.55153,0 2.77486,0.26853 3.66998,0.8056c0.59674,0.35805 1.0443,0.8056 1.34267,1.34267c0.02984,0.05967 0.02984,0.14919 0.05967,0.2387c0.02984,0.08951 0.02984,0.14919 0.02984,0.17902c0.11935,0.41772 0.35805,0.71609 0.68626,0.89512c0.35805,0.20886 0.74593,0.2387 1.19349,0.14919c0.41772,-0.08951 0.74593,-0.32821 0.98463,-0.68626c0.2387,-0.35805 0.29837,-0.74593 0.17902,-1.19349l0,-0.02984l-0.2387,-0.68626c-0.14919,-0.32821 -0.41772,-0.77577 -0.83544,-1.283c-0.38788,-0.53707 -0.86528,-0.95479 -1.34267,-1.31284c-0.62658,-0.44756 -1.43219,-0.8056 -2.44665,-1.13381c-1.01447,-0.29837 -2.11844,-0.44756 -3.31193,-0.44756c-1.5217,0 -2.83453,0.26853 -4.02802,0.8056c-1.16365,0.53707 -2.0886,1.25316 -2.71519,2.17812c-1.283,1.7604 -1.93942,3.81916 -1.93942,6.1763l0,9.57774l-0.05967,0z`
// rear plane shadow -
canvas.Group(`style="fill:black;filter:url(#blur_f);"`)
canvas.Path("m39.90978,78.17153c0,-3.4036 0.80084,-6.56694 2.36249,-9.53009s3.76398,-5.40572 6.60699,-7.3678l0,-39.72202c0,-3.20339 1.08115,-5.92626 3.28348,-8.12859s4.9252,-3.36355 8.12859,-3.36355c3.24344,0 5.96631,1.12118 8.16864,3.32351c2.20233,2.24237 3.32351,4.9252 3.32351,8.12859l0,39.72202c2.84301,1.96208 5.00529,4.4447 6.56694,7.3678s2.32246,6.12647 2.32246,9.53009c0,3.68389 -0.92097,7.12753 -2.72287,10.25083s-4.28452,5.60593 -7.40783,7.40783s-6.5269,2.72287 -10.25083,2.72287c-3.68389,0 -7.08749,-0.92097 -10.21079,-2.72287s-5.60593,-4.28452 -7.44787,-7.40783s-2.72287,-6.5269 -2.72287,-10.21079l-0.00004,0zm7.04746,0c0,3.72394 1.3214,6.92733 3.92416,9.57013c2.60276,2.6428 5.7661,3.96418 9.45,3.96418c3.72394,0 6.92733,-1.3214 9.61015,-4.00423s4.04427,-5.84617 4.04427,-9.49004c0,-2.48262 -0.64068,-4.80509 -1.92203,-6.92733c-1.28136,-2.12224 -3.04321,-3.76398 -5.28559,-4.9252l-1.12118,-0.56059c-0.40043,-0.16016 -0.60063,-0.56059 -0.60063,-1.16122l0,-43.08557c0,-1.28136 -0.44047,-2.36249 -1.36145,-3.24344c-0.92097,-0.84088 -2.04215,-1.28136 -3.4036,-1.28136c-1.28136,0 -2.40253,0.44047 -3.32351,1.28136c-0.92097,0.84088 -1.36145,1.92203 -1.36145,3.24344l0,43.00548c0,0.60063 -0.2002,1.00106 -0.56059,1.16122l-1.08115,0.56059c-2.20233,1.16122 -3.92416,2.80296 -5.16547,4.9252c-1.24131,2.12224 -1.84195,4.40466 -1.84195,6.96737l0.00002,0.00001zm3.1233,0c0,2.84301 0.96102,5.28559 2.9231,7.28771s4.28452,3.00317 7.04746,3.00317s5.12543,-1.00106 7.16758,-3.00317c2.04215,-2.00212 3.04321,-4.4447 3.04321,-7.24767c0,-2.52267 -0.88093,-4.76504 -2.60276,-6.68708c-1.72183,-1.92203 -3.84407,-3.08326 -6.32669,-3.4036l-2.44258,-0.08011c-2.44258,0.36038 -4.52479,1.48156 -6.2466,3.4036c-1.72183,1.96208 -2.56271,4.16441 -2.56271,6.72712l0,0.00002l-0.00001,0.00001z")
canvas.Path(degF)
canvas.Path(degC)
canvas.Gend()
// glassback -
canvas.Path("m39.90978,78.17153c0,-3.4036 0.80084,-6.56694 2.36249,-9.53009s3.76398,-5.40572 6.60699,-7.3678l0,-39.72202c0,-3.20339 1.08115,-5.92626 3.28348,-8.12859s4.9252,-3.36355 8.12859,-3.36355c3.24344,0 5.96631,1.12118 8.16864,3.32351c2.20233,2.24237 3.32351,4.9252 3.32351,8.12859l0,39.72202c2.84301,1.96208 5.00529,4.4447 6.56694,7.3678s2.32246,6.12647 2.32246,9.53009c0,3.68389 -0.92097,7.12753 -2.72287,10.25083s-4.28452,5.60593 -7.40783,7.40783s-6.5269,2.72287 -10.25083,2.72287c-3.68389,0 -7.08749,-0.92097 -10.21079,-2.72287s-5.60593,-4.28452 -7.44787,-7.40783s-2.72287,-6.5269 -2.72287,-10.21079l-0.00004,0z",
`style="fill:green;fill-opacity:0.45"`)
// glass -
canvas.Path("m39.90978,78.17153c0,-3.4036 0.80084,-6.56694 2.36249,-9.53009s3.76398,-5.40572 6.60699,-7.3678l0,-39.72202c0,-3.20339 1.08115,-5.92626 3.28348,-8.12859s4.9252,-3.36355 8.12859,-3.36355c3.24344,0 5.96631,1.12118 8.16864,3.32351c2.20233,2.24237 3.32351,4.9252 3.32351,8.12859l0,39.72202c2.84301,1.96208 5.00529,4.4447 6.56694,7.3678s2.32246,6.12647 2.32246,9.53009c0,3.68389 -0.92097,7.12753 -2.72287,10.25083s-4.28452,5.60593 -7.40783,7.40783s-6.5269,2.72287 -10.25083,2.72287c-3.68389,0 -7.08749,-0.92097 -10.21079,-2.72287s-5.60593,-4.28452 -7.44787,-7.40783s-2.72287,-6.5269 -2.72287,-10.21079l-0.00004,0zm7.04746,0c0,3.72394 1.3214,6.92733 3.92416,9.57013c2.60276,2.6428 5.7661,3.96418 9.45,3.96418c3.72394,0 6.92733,-1.3214 9.61015,-4.00423s4.04427,-5.84617 4.04427,-9.49004c0,-2.48262 -0.64068,-4.80509 -1.92203,-6.92733c-1.28136,-2.12224 -3.04321,-3.76398 -5.28559,-4.9252l-1.12118,-0.56059c-0.40043,-0.16016 -0.60063,-0.56059 -0.60063,-1.16122l0,-43.08557c0,-1.28136 -0.44047,-2.36249 -1.36145,-3.24344c-0.92097,-0.84088 -2.04215,-1.28136 -3.4036,-1.28136c-1.28136,0 -2.40253,0.44047 -3.32351,1.28136c-0.92097,0.84088 -1.36145,1.92203 -1.36145,3.24344l0,43.00548c0,0.60063 -0.2002,1.00106 -0.56059,1.16122l-1.08115,0.56059c-2.20233,1.16122 -3.92416,2.80296 -5.16547,4.9252c-1.24131,2.12224 -1.84195,4.40466 -1.84195,6.96737z",
`style="fill:lightskyblue;fill-opacity:0.3;stroke-width:0.4;stroke-opacity:0.2;stroke:midnightblue;"`)
// capillary -
canvas.Path("m46.95724,78.17153c0,3.72394 1.3214,6.92733 3.92416,9.57013c2.60276,2.6428 5.7661,3.96418 9.45,3.96418c3.72394,0 6.92733,-1.3214 9.61015,-4.00423s4.04427,-5.84617 4.04427,-9.49004c0,-2.48262 -0.64068,-4.80509 -1.92203,-6.92733c-1.28136,-2.12224 -3.04321,-3.76398 -5.28559,-4.9252l-1.12118,-0.56059c-0.40043,-0.16016 -0.60063,-0.56059 -0.60063,-1.16122l0,-43.08557c0,-1.28136 -0.44047,-2.36249 -1.36145,-3.24344c-0.92097,-0.84088 -2.04215,-1.28136 -3.4036,-1.28136c-1.28136,0 -2.40253,0.44047 -3.32351,1.28136c-0.92097,0.84088 -1.36145,1.92203 -1.36145,3.24344l0,43.00548c0,0.60063 -0.2002,1.00106 -0.56059,1.16122l-1.08115,0.56059c-2.20233,1.16122 -3.92416,2.80296 -5.16547,4.9252c-1.24131,2.12224 -1.84195,4.40466 -1.84195,6.96737z",
`style="fill:linen;filter:url(#blur_shadow);fill-opacity:0.4;"`)
canvas.Group()
canvas.Path(degF, `style="fill:#0099ff;stroke-width:1.5;stroke-opacity:0.4;stroke:#0099ff;stroke-alignment:outside;"`)
canvas.Path(degC, `style="fill:#66ff99;stroke-width:1.5;stroke-opacity:0.4;stroke:#66ff99;stroke-alignment:outside;"`)
canvas.Gend()
alcoCol := `red`
alcoWidth := `3.1`
if w.Current.tempF <= 32 {
alcoCol = `navy`
}
// bulb -
canvas.Circle(60, 78, 10, fmt.Sprintf("style=\"fill:%s\"", alcoCol))
// temperature -
// ( 31 = -20) .. (11 = 120)
canvas.Group()
canvas.Line(60, 78, 60, 62, fmt.Sprintf("style=\"stroke-width:%s;stroke:%s;stroke-linecap:round\"", alcoWidth, alcoCol))
if w.Current.tempF > -20 {
y2 := int(40.0 * (float64(20+w.Current.tempF) / 140.00))
canvas.Line(60, 78, 60, 62-y2, fmt.Sprintf("style=\"stroke-width:%s;stroke:%s;stroke-linecap:round\"", alcoWidth, alcoCol))
}
canvas.Gend()
// pop -
canvas.Circle(60, 78, 8,
`style="fill:orangered;filter:url(#blur_k);filter-opacity:0.1;fill-opacity:0.2;"`)
canvas.Circle(60, 78, 7,
`style="fill:white;filter:url(#blur_k);filter-opacity:0.1;fill-opacity:0.2;"`)
canvas.Circle(56, 74, 4,
`style="fill:white;filter:url(#blur_k);filter-opacity:0.1;fill-opacity:0.1;"`)
// ticks
for tick := 22; tick < 64; tick += 3 {
dash := tick % 2
canvas.Line(50, tick, 56+(10*dash), tick, `style="stroke-width:1;stroke:greenyellow;stroke-linecap:round;stroke-opacity:0.3;"`)
}
// glass 2 -
canvas.Path("m39.90978,78.17153c0,-3.4036 0.80084,-6.56694 2.36249,-9.53009s3.76398,-5.40572 6.60699,-7.3678l0,-39.72202c0,-3.20339 1.08115,-5.92626 3.28348,-8.12859s4.9252,-3.36355 8.12859,-3.36355c3.24344,0 5.96631,1.12118 8.16864,3.32351c2.20233,2.24237 3.32351,4.9252 3.32351,8.12859l0,39.72202c2.84301,1.96208 5.00529,4.4447 6.56694,7.3678s2.32246,6.12647 2.32246,9.53009c0,3.68389 -0.92097,7.12753 -2.72287,10.25083s-4.28452,5.60593 -7.40783,7.40783s-6.5269,2.72287 -10.25083,2.72287c-3.68389,0 -7.08749,-0.92097 -10.21079,-2.72287s-5.60593,-4.28452 -7.44787,-7.40783s-2.72287,-6.5269 -2.72287,-10.21079l-0.00004,0z",
`style="fill:lightskyblue;fill-opacity:0.2;stroke-width:1;stroke-opacity:0.4;stroke:midnightblue;"`)
canvas.End()
iconI, err := oksvg.ReadIconStream(iconMem)
if err != nil {
return img, err
}
gv := rasterx.NewScannerGV(wt, ht, img, img.Bounds())
r := rasterx.NewDasher(wt, ht, gv)
iconI.SetTarget(0, 0, float64(sw), float64(sh))
iconI.Draw(r, 1.0)
return img, nil
}