gmp/hrm
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base: gmp:45863ab2128f68abedc7253b003b22a3b27fe703
Branches Tags
gmp:master
gmp:testing
gmp:v1.0.3
gmp:v1.0.2
gmp:v1.0.1
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compare: gmp:de1ebbe8b2ac74571bf484e989338e9ec40c4595
Branches Tags
gmp:master
gmp:testing
gmp:v1.0.3
gmp:v1.0.2
gmp:v1.0.1

4 Commits
45863ab212 ... de1ebbe8b2

Author SHA1 Message Date
Greg
de1ebbe8b2 Add go.mod. 2019-10-25 15:09:43 -04:00
Greg
299600b537 Update Gio version. Remove ticker as we already invalidate on 
any Bluetooth event.
 2019-10-25 14:58:07 -04:00
Greg
f04f3b1ffb Add buttons to cancel connection attempts and disconnect from 
connected devices.
 2019-10-25 14:04:08 -04:00
Greg
a123228e30 Read autoconnect ID out of configuration file, save config file 
on any change to autoconnect ID.
 2019-10-25 13:29:16 -04:00
3 changed files with 102 additions and 17 deletions
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9
go.mod Normal file
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@ -0,0 +1,9 @@
module git.wow.st/gmp/hrm
go 1.13
require (
gioui.org v0.0.0-20191024154924-88adc0ee1a0b
git.wow.st/gmp/ble v0.0.0-20191025185913-5955e369e4eb
gopkg.in/yaml.v2 v2.2.4
)

34
go.sum Normal file
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@ -0,0 +1,34 @@
dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
gioui.org v0.0.0-20191024154924-88adc0ee1a0b h1:h+Ot0YwjtLHkFlLVbiS3R8gS0cyk6/xkKWNlWAcXtFs=
gioui.org v0.0.0-20191024154924-88adc0ee1a0b/go.mod h1:KqFFi2Dq5gYA3FJ0sDOt8OBXoMsuxMtE8v2f0JExXAY=
git.wow.st/gmp/ble v0.0.0-20191025130954-ec02bc7bcc2b h1:qttVD1iumDo7WWzyIJAUkis+Yh8QB07RXJcbAgCfEZI=
git.wow.st/gmp/ble v0.0.0-20191025130954-ec02bc7bcc2b/go.mod h1:MiidWVofL6FTtRokC5JGBdVUhKyvZtnia5noj08r944=
git.wow.st/gmp/ble v0.0.0-20191025185913-5955e369e4eb h1:vebHnxVY7EvVzafTGFKQWR0Q3uV4jaoOTL0qS/iDP9Y=
git.wow.st/gmp/ble v0.0.0-20191025185913-5955e369e4eb/go.mod h1:MiidWVofL6FTtRokC5JGBdVUhKyvZtnia5noj08r944=
github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/exp v0.0.0-20191002040644-a1355ae1e2c3 h1:n9HxLrNxWWtEb1cA950nuEEj3QnKbtsCJ6KjcgisNUs=
golang.org/x/exp v0.0.0-20191002040644-a1355ae1e2c3/go.mod h1:NOZ3BPKG0ec/BKJQgnvsSFpcKLM5xXVWnvZS97DWHgE=
golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
golang.org/x/image v0.0.0-20190802002840-cff245a6509b h1:+qEpEAPhDZ1o0x3tHzZTQDArnOixOzGD9HUJfcg0mb4=
golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
golang.org/x/mobile v0.0.0-20190719004257-d2bd2a29d028/go.mod h1:E/iHnbuqvinMTCcRqshq8CkpyQDoeVncDDYHnLhea+o=
golang.org/x/mod v0.1.0/go.mod h1:0QHyrYULN0/3qlju5TqG8bIK38QM8yzMo5ekMj3DlcY=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190813064441-fde4db37ae7a h1:aYOabOQFp6Vj6W1F80affTUvO9UxmJRx8K0gsfABByQ=
golang.org/x/sys v0.0.0-20190813064441-fde4db37ae7a/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/tools v0.0.0-20190927191325-030b2cf1153e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v2 v2.2.4 h1:/eiJrUcujPVeJ3xlSWaiNi3uSVmDGBK1pDHUHAnao1I=
gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

76
main.go
View File

@ -7,7 +7,6 @@ import (
"log"
"os"
"path"
"time"
"git.wow.st/gmp/ble"
@ -21,16 +20,18 @@ import (
"gioui.org/widget"
"gioui.org/widget/material"
_ "gioui.org/font/gofont"
"gioui.org/font/gofont"
)
type conf struct {
Autoconnect string
}
var Config conf
var conffile string
func main() {
conffile := path.Join(confDir, "config.yml")
conffile = path.Join(confDir, "config.yml")
if _, err := os.Stat(conffile); os.IsNotExist(err) {
fd, err := os.Create(conffile)
if err != nil {
@ -50,6 +51,14 @@ func main() {
app.Main()
}
func saveConfig() {
confbytes, err := yaml.Marshal(&Config)
if err != nil {
log.Fatal("Cannot encode configuration: ", err)
}
err = ioutil.WriteFile(conffile, confbytes, 0700)
}
func hrDecode(x []byte) int {
flags := x[0]
if flags&0x80 != 0 { // uint16 format
@ -64,6 +73,7 @@ func eventloop() {
app.Size(unit.Dp(400), unit.Dp(400)),
app.Title("HRM"),
)
gofont.Register()
th := material.NewTheme()
gtx := &layout.Context{Queue: w.Queue()}
@ -83,9 +93,7 @@ func eventloop() {
var periph ble.Peripheral
periphs := make([]ble.Peripheral, 0)
btns := make([]*widget.Button, 0)
var autoconnectID string // should load from config file
//autoconnectID = "93D3A64F-1664-497D-8B01-77951DB8E0F3"
backBtn := &widget.Button{}
var page, offpage, scanpage, connpage, hrpage func()
@ -109,11 +117,15 @@ func eventloop() {
c3 := f.Rigid(gtx, func() {
lst := &layout.List{Axis: layout.Vertical}
lst.Layout(gtx, len(periphs), func(i int) {
th.Button(periphs[i].Name).Layout(gtx, btns[i])
gtx.Constraints.Width.Min = gtx.Constraints.Width.Max
layout.UniformInset(unit.Dp(2)).Layout(gtx, func() {
th.Button(periphs[i].Name).Layout(gtx, btns[i])
})
if btns[i].Clicked(gtx) {
b.StopScan()
periph = periphs[i]
b.Connect(periph)
state = "connecting"
page = connpage
w.Invalidate()
}
@ -132,7 +144,19 @@ func eventloop() {
c3 := f.Rigid(gtx, func() {
th.Body1(periph.Name).Layout(gtx)
})
f.Layout(gtx, c1, c2, c3)
c4 := f.Rigid(gtx, func() {
th.Button("Cancel").Layout(gtx, backBtn)
if backBtn.Clicked(gtx) {
ble.CancelConnection(periph)
periphs = periphs[:0]
Config.Autoconnect = ""
saveConfig()
b.Scan()
state = "scanning"
page = scanpage
}
})
f.Layout(gtx, c1, c2, c3, c4)
}
hrpage = func() {
@ -147,12 +171,23 @@ func eventloop() {
l.Alignment = text.Middle
l.Layout(gtx)
})
f.Layout(gtx, c1, c2, c3)
c4 := f.Rigid(gtx, func() {
th.Button("Stop").Layout(gtx, backBtn)
if backBtn.Clicked(gtx) {
ble.Disconnect(periph)
periphs = periphs[:0]
Config.Autoconnect = ""
saveConfig()
b.Scan()
state = "scanning"
page = scanpage
}
})
f.Layout(gtx, c1, c2, c3, c4)
}
page = offpage
tick := time.NewTicker(time.Second / 30)
events := b.Events()
for {
@ -163,13 +198,16 @@ func eventloop() {
fmt.Printf("UpdateState: %s\n", e.State)
state = e.State
if state != "powered on" {
periphs = periphs[:0]
page = offpage
} else {
if autoconnectID != "" {
b.Connect(ble.Peripheral{Identifier: autoconnectID})
if Config.Autoconnect != "" && b.Connect(ble.Peripheral{Identifier: Config.Autoconnect}) {
state = "connecting"
page = connpage
} else {
periphs = periphs[:0]
state = "scanning"
page = scanpage
b.Scan()
}
@ -178,20 +216,26 @@ func eventloop() {
fmt.Printf("found %s (%s)\n", e.Peripheral.Name, e.Peripheral.Identifier)
periphs = append(periphs, e.Peripheral)
btns = append(btns, &widget.Button{})
if e.Peripheral.Identifier == autoconnectID {
b.Connect(e.Peripheral)
if e.Peripheral.Identifier == Config.Autoconnect && b.Connect(e.Peripheral) {
state = "connecting"
page = connpage
}
case ble.ConnectEvent:
fmt.Printf("Connect event\n")
b.StopScan()
state = "connected"
periph = e.Peripheral
Config.Autoconnect = periph.Identifier
saveConfig()
e.Peripheral.DiscoverServices()
page = hrpage
case ble.ConnectTimeoutEvent:
fmt.Printf("Connect timeout\n")
state = "timeout"
autoconnectID = ""
periphs = periphs[:0]
page = scanpage
Config.Autoconnect = ""
saveConfig()
b.Scan()
case ble.DiscoverServiceEvent:
fmt.Printf("DiscoverService %s\n", e.Gatt.UUID)
@ -209,8 +253,6 @@ func eventloop() {
hr = hrDecode(e.Data)
}
w.Invalidate() // refresh on any Bluetooth event
case <-tick.C:
w.Invalidate()
case e := <-w.Events():
switch e := e.(type) {
case system.DestroyEvent: