func soundfile() *os.File {
//
dev := env.Par(1)
if dev == "" {
dev = "cdrom"
}
var e error
cdfile, e = os.OpenFile("/dev/"+dev, syscall.O_RDONLY|syscall.O_NONBLOCK, 0440)
if e != nil {
return nil
}
cdd = int(cdfile.Fd())
C.closeTray(C.int(cdd))
counter := 0
for { // anfangs dauert's manchmal 'ne Weile ...
counter++
if counter > 30 {
return nil
}
_, status = cstatus(cdd)
if status == invalid {
ker.Msleep(250 * 1000)
} else {
break
}
}
nTracks = uint8(C.nTracks(C.int(cdd)))
n1 := nTracks + 1
startFrame = make([]uint, n1)
StartTime = make([]*clk.Imp, nTracks)
Length = make([]*clk.Imp, nTracks)
for t := uint8(0); t <= nTracks; t++ {
startFrame[t] = uint(C.startFrame(C.int(cdd), C.uchar(t)))
if t < nTracks {
StartTime[t] = clk.New()
Length[t] = clk.New()
m, s := ms(startFrame[t] - offset)
StartTime[t].Set(m/60, m%60, s)
}
if t > 0 {
m, s := ms(startFrame[t] - startFrame[t-1] - offset)
Length[t-1].Set(m/60, m%60, s)
}
}
m, s := ms(startFrame[nTracks] - 2*offset)
TotalTime.Set(m/60, m%60, s)
var l, r C.uchar
C.volRead(C.int(cdd), &l, &r)
volume_left, volume_right = uint8(l), uint8(r)
// C.lockDoor (C.int(cdd))
Ctrl(All, MaxVol/3)
return cdfile
}
func New(o Object) *Imp {
//
x := new(Imp)
switch o.(type) {
case *enum.Imp:
x.Object, x.typ = enum.New(enum.Enum(o.(*enum.Imp).Typ())), Enumerator
case *tval.Imp:
x.Object, x.typ = tval.New(), TruthValue
case *char.Imp:
x.Object, x.typ = char.New(), Character
case *text.Imp:
x.Object, x.typ = text.New(o.(*text.Imp).Len()), Text
case *bnat.Imp:
x.Object, x.typ = bnat.New(o.(*bnat.Imp).Startval()), Natural
case *breal.Imp:
x.Object, x.typ = breal.New(4), Real
case *clk.Imp:
x.Object, x.typ = clk.New(), Clocktime
case *day.Imp:
x.Object, x.typ = day.New(), Calendarday
case *euro.Imp:
x.Object, x.typ = euro.New(), Euro
case *cntry.Imp:
x.Object, x.typ = cntry.New(), Country
case *pers.Imp:
x.Object, x.typ = pers.New(), Person
case *phone.Imp:
x.Object, x.typ = phone.New(), PhoneNumber
case *addr.Imp:
x.Object, x.typ = addr.New(), Address
default:
ker.Panic("atom.New: parameter does not characterize an atom.Atomtype")
}
return x
}
func New() *Imp {
//
x := new(Imp)
x.c = clk.New()
x.a = attr.New()
x.w = word.New()
x.t = text.New(54) // 80 - 5 - 5 - 12 - 4 (NCols - clk - attr - word - spaces)
x.t.SetColours(ctF, ctB)
return x
}
func Selected(l, c uint) *Imp {
//
cF, cH := col.ScreenF, col.ScreenB
col.Contrast(&cH)
n := uint(0)
z, s := scr.MousePos()
x := new(Imp)
sel.Select1(name, uint(NAtomtypes), M, &n, z, s, cF, cH)
if n < uint(NAtomtypes) {
x.typ = Atomtype(n)
} else {
return nil
}
switch x.typ {
case Enumerator:
e := enum.Title // TODO e per select-menue aussuchen
x.Object = enum.New(e)
case TruthValue:
x.Object = tval.New()
case Character:
x.Object = char.New()
case Text:
n := uint(10) // TODO n editieren
x.Object = text.New(n)
case Natural:
n := uint(10) // TODO n editieren
x.Object = bnat.New(n)
case Real:
n := uint(6) // TODO n editieren
x.Object = breal.New(n)
case Clocktime:
x.Object = clk.New()
case Calendarday:
x.Object = day.New()
case Euro:
x.Object = euro.New()
case Country:
x.Object = cntry.New()
case Person:
x.Object = pers.New()
case PhoneNumber:
x.Object = phone.New()
case Address:
x.Object = addr.New()
}
return New(x)
}
const MaxVol = 1<<8 - 1
type Controller uint8
const (
Left = iota
Right
Balance
All
NCtrl
)
var (
StartTime, Length []*clk.Imp
TotalTime, Time, TrackTime *clk.Imp = clk.New(), clk.New(), clk.New()
Ctrltext [NCtrl]string
)
// Returns the open file /dev/cdrom, iff there is a readable
// audio CD or DVD in that device ("cdrom" can be replaced by the
// 1st parameter in the call of the program, that uses this package).
// In this case TotalTime and the StartTime and Length of all
// entries of the CD/DVD are defined. Returns otherwise nil.
// The execution of this function with result != nil
// is the precondition for all further functions.
func Soundfile() *os.File { return soundfile() }
// Returns the number of tracks of the CD.
func NTracks() uint8 { return nTracks }
func New() *Imp {
//
return &Imp{day.New(), clk.New()}
}
"murus/day"
"murus/font"
. "murus/obj"
"murus/prt"
"murus/scr"
"murus/str"
)
type Imp struct {
day *day.Imp
time *clk.Imp
}
const separator = ','
var one, two, three, lastTime *clk.Imp = clk.New(), clk.New(), clk.New(), clk.New()
func (x *Imp) imp(Y Object) *Imp {
//
y, ok := Y.(*Imp)
if !ok {
TypeNotEqPanic(x, Y)
}
return y
}
func New() *Imp {
//
return &Imp{day.New(), clk.New()}
}