rand/cmd/rand-gui/main.go

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2019-01-09 18:21:20 -05:00
// +build darwin linux
package main
import (
"fmt"
"runtime"
"strconv"
"gitlab.wow.st/gmp/rand"
//"gitlab.wow.st/gmp/nuklear/nk"
)
func main() {
runtime.LockOSThread()
length = 5
buf = make([]byte,16)
copy(buf,[]byte(fmt.Sprintf("%d\000",length)))
fmt.Println(buf)
fun = rand.Char
generate()
log(Info,"Staring event loop")
uiInit()
eventloop()
log(Info,"Event loop returned")
}
const (
maxlen int = 40
)
var (
fun func() (byte,error)
length int
out []byte
buf []byte
)
func generate() {
if length <= 0 {
return
}
buf, err := rand.Slice(fun,length)
if err != nil {
out = []byte("Error")
}
out = buf
}
func gfxMain() {
if ctx == nil {
log(Error,"gfxMain(): ctx is nil")
return
}
if uiBegin() {
row(4)
if button("Char") {
fun = rand.Char
generate()
}
if button("Letter") {
fun = rand.Letter
generate()
}
if button("Digit") {
fun = rand.Digit
generate()
}
if button("Symbol") {
fun = rand.Symbol
generate()
}
row(3)
if button("<") {
length -= 1;
if length == 0 {
length = 1
}
copy(buf,[]byte(fmt.Sprintf("%d\000",length)))
generate()
}
//label(fmt.Sprintf("%d",length),nk.TextAlignCentered | nk.TextAlignMiddle)
editstring(buf)
lastlen := length
nb := make([]byte,0)
for i := 0; i < len(buf); i++ {
if buf[i] == 0 || buf[i] == '\n' {
break
}
nb = append(nb,buf[i])
}
num,err := strconv.Atoi(string(nb))
if err == nil {
length = num
}
if length != lastlen {
if length > maxlen {
length = maxlen
}
copy(buf,[]byte(fmt.Sprintf("%d\000",length)))
generate()
}
if button(">") {
length += 1;
if length > maxlen {
length = maxlen
}
copy(buf,[]byte(fmt.Sprintf("%d\000",length)))
generate()
}
row(1)
if button(string(out)) {
Clip(string(out))
}
}
uiEnd()
}