func (B *Imp) Edit(i *uint) { // xi, yi := scr.MousePosGr() x, y := xi, yi if scr.UnderMouseGr(int(B.x0), int(B.y0), int(B.x0+B.width-1), int(B.y0+B.height-1), 0) { if B.horizontal { B.value = (uint(int(x)-int(B.x0)) * B.max) / (B.width - 1) } else { B.value = B.max - (uint(int(y)-int(B.y0))*B.max)/(B.height-1) } } *i = B.value B.Write() }
func copyMarked() { // if !figures.ExPred(func(a Any) bool { return a.(*fig2.Imp).Marked() }, true) { return } figures.Filter(copiedFigures, func(a Any) bool { return a.(*fig2.Imp).Marked() }) // figures.Trav (func (a Any) { a.(*fig2.Imp).Demark() }) copiedFigures.Trav(func(a Any) { a.(*fig2.Imp).Mark(false) }) x, y := figures.Get().(*fig2.Imp).Pos() xm, ym := scr.MousePosGr() copiedFigures.Trav(func(a Any) { a.(*fig2.Imp).Move(xm-x, ym-y) }) copiedFigures.Trav(func(a Any) { a.(*fig2.Imp).Write() }) figures.Join(copiedFigures) }
func (x *Imp) UnterMaus() bool { // xm, ym := scr.MousePosGr() xx, yy := scale.Scale(x.breite, x.länge) dx, dy := xm-xx, ym-yy if dx < 0 { dx = -dx } if dy < 0 { dy = -dy } const d = 8 // pixel return dx <= d && dy <= d }
func (f *Imp) uM() uint { // const ( r = 4 t = 4 ) a, b := scr.MousePosGr() n := uint(len(f.x)) for i := uint(0); i < n; i++ { if scr.OnCircle(f.x[i], f.y[i], r, a, b, t) { return uint(i) } } return n + 1 // ? }
func colour(FZ, B uint) col.Colour { // MausAn := scr.MouseCursorOn() if !MausAn { scr.MouseCursor(true) } xm, ym := scr.MousePosGr() X, Y = uint(xm), uint(ym) M := FZ * B / 2 if X >= scr.NY()-M { X = scr.NX() - M } if X >= M { X -= M } else { X = 0 } if Y >= H { Y -= H } else { Y = 0 } scr.SaveGr(X, Y, X+2*FZ*B, Y+H) write(FZ, B, X, Y) clicked := false C := col.ScreenF loop: for { scr.MouseCursor(true) K, _ := kbd.Command() switch K { case kbd.Esc, kbd.Back, kbd.There, kbd.This: break loop case kbd.Here: define(FZ, B, &C) clicked = true case kbd.Hither: if clicked { break loop } } } scr.RestoreGr(X, Y, X+2*FZ*B, Y+H) if !MausAn { scr.MouseCursor(false) } return C }
func define(FZ, B uint, C *col.Colour) { // xi, yi := scr.MousePosGr() x, y := uint(xi), uint(yi) x -= X x = x / B if x < FZ && Y <= y && y < Y+H { if FZ == 16 { *C = pattern16[x] } else { *C = pattern[x] } scr.Colour(*C) } else { *C = col.ScreenB } }
func (x *Imp) Locate() { // r := x.Radius() xm, ym := scr.MousePosGr() x.x, x.y = uint(xm), uint(ym) if x.x < r { x.x = r } if x.x+r >= scr.NY() { x.x = scr.NX() - 1 - r } if x.y < r { x.y = r } if x.y+r >= scr.NY() { x.y = scr.NY() - 1 - r } }
func main() { // if !scr.MouseEx() { return } var symbol [Nfigure]byte symbol[line] = 'S' // "Strecke" symbol[rectangle] = 'R' // "Rechteck" symbol[circle] = 'K' // "Kreis" symbol[ellipse] = 'E' // "Ellipse" X, Y := 0, 0 X1, Y1 := scr.NX(), scr.NY() // Farbe, Papier:= col.LightWhite, col.Black Farbe, Papier := col.Black, col.LightWhite col.ScreenF, col.ScreenB = Farbe, Papier scr.Cls() paintColour := Farbe scr.Colour(paintColour) // Staerke = 3 bx := box.New() bx.Wd(20) bx.Colours(Papier, Farbe) Name := env.Par(1) if str.Empty(Name) { Name = "temp" } scr.Save(0, 0, 20, 1) for { bx.Edit(&Name, 0, 0) if !str.Empty(Name) { str.RemSpaces(&Name) break } } scr.Restore(0, 0, 20, 1) img.Get(Name, uint(X), uint(Y)) scr.MouseCursor(true) Figur := figure(rectangle) var x, y, x0, y0 int loop: for { scr.Colour(paintColour) Zeichen, Kommando, T := kbd.Read() switch Kommando { case kbd.None: x, y = scr.MousePosGr() scr.SwitchTransparence(true) scr.Write1Gr(Zeichen, x, y-int(scr.NY1())) // scr.WarpMouse (x + scr.NX1(), y) case kbd.Esc: break loop case kbd.Back: switch T { case 0: x, y = scr.MousePosGr() x -= int(scr.NX1()) scr.Colour(Papier) scr.Write1Gr(' ', x, y-int(scr.NY1())) // scr.RectangleFull (x, y - scr.NY1(), x + scr.NX1(), y) // scr.WarpMouseGr (x, y) scr.Colour(paintColour) default: scr.Cls() } /* case kbd.Ins: img.Write (X, Y, X1, Y1 - 16, Name) box.Edit (Feld, Name, scr.Zeilenzahl () - 1, 0) img.Get (X, Y, Name) */ case kbd.Help: paintColour = sel.Colour() // case kbd.LookFor: // Staerke = Strichstaerken.Staerke() case kbd.Enter: if T > 0 { x0, y0 = scr.MousePosGr() // scr.Fill1 (x0, y0) } case kbd.PrintScr: img.Print(uint(X), uint(Y), X1, Y1-16) case kbd.Tab: if T == 0 { if Figur+1 < Nfigure { Figur++ } else { Figur = figure(0) } } else { if Figur > 0 { Figur-- } else { Figur = figure(Nfigure - 1) } } scr.Colours(col.White, Papier) scr.Write1(symbol[Figur], scr.NY()-1, 0) case kbd.Here: x0, y0 = scr.MousePosGr() scr.CircleFull(x0, y0, 3/2) case kbd.Pull: x, y = scr.MousePosGr() scr.Line(x0, y0, x, y) x0, y0 = x, y case kbd.Hither: x, y = scr.MousePosGr() scr.Line(x0, y0, x, y) case kbd.There: x0, y0 = scr.MousePosGr() x, y = x0, y0 case kbd.Push: paint(Figur, inv, x0, y0, x, y) x, y = scr.MousePosGr() paint(Figur, inv, x0, y0, x, y) case kbd.Thither: paint(Figur, inv, x0, y0, x, y) // scr.Colour (paintColour) x, y = scr.MousePosGr() paint(Figur, border, x0, y0, x, y) x0, y0 = x, y case kbd.This: x0, y0 = scr.MousePosGr() x, y = x0, y0 case kbd.Move: scr.LineInv(x0, y0, x, y) x, y = scr.MousePosGr() scr.LineInv(x0, y0, x, y) case kbd.Thus: scr.LineInv(x0, y0, x, y) x, y = scr.MousePosGr() scr.Line(x0, y0, x, y) x0, y0 = x, y } } scr.Save(0, 0, 20, 1) for { bx.Edit(&Name, 0, 0) // TODO make sure, that "Name" is x{x|y} where x is letter, y is digit if !str.Empty(Name) { str.RemSpaces(&Name) break } } scr.Restore(0, 0, 20, 1) img.Put(Name, uint(X), uint(Y), X1, Y1) ker.Terminate() }
func Edit() { // Write() errh.Hint("Graph editieren: Hilfe per F1, fertig: Abbruchtaste (Esc)") scr.MouseCursor(true) loop: for { K, i := kbd.Command() // errh.DelHint() switch K { case kbd.Esc: break loop case kbd.Help: errh.WriteHelp(help) case kbd.Here: // neue Ecke oder Namen vorhandener Ecke ändern: if Graph.ExPred(node.UnderMouse) { if i > 0 { Ecke = Graph.Get().(*node.Imp) // aktuell: Ecke Ecke.Edit() Graph.Put(Ecke) } } else { Ecke.Clr() Ecke.Locate() Ecke.Write(true, true) Ecke.Edit() Graph.Ins(Ecke) } case kbd.Del: // Ecke entfernen if Graph.ExPred(node.UnderMouse) { wr(false, false) Graph.Del() } case kbd.There: // Ecke verschieben switch i { case 0: if Graph.ExPred(node.UnderMouse) { wr(false, false) wr(false, true) loop1: for { geschoben := false kk, _ := kbd.Command() switch kk { case kbd.Push: geschoben = true wr(false, true) Ecke = Graph.Get().(*node.Imp) Ecke.Locate() Graph.Put(Ecke) wr(false, true) case kbd.Thither: wr(false, true) if geschoben { Graph.Put(Ecke) } wr(true, false) break loop1 } } } default: // Ecke entfernen if Graph.ExPred(node.UnderMouse) { wr(false, false) Graph.Del() } } case kbd.This: // Ecken verbinden / Kante entfernen: x0, y0 := scr.MousePosGr() x, y := x0, y0 if Graph.ExPred(node.UnderMouse) { Ecke = Graph.Get().(*node.Imp) // Ecke aktuell Graph.Position(true) // Ecke auch postaktuell loop2: for { kk, _ := kbd.Command() switch kk { case kbd.Move: scr.LineInv(x0, y0, x, y) x, y = scr.MousePosGr() scr.LineInv(x0, y0, x, y) case kbd.Thus: scr.LineInv(x0, y0, x, y) if Graph.ExPred(node.UnderMouse) { Ecke1 = Graph.Get().(*node.Imp) // Ecke1 aktuell g := Graph.Directed() if g { Kante.Write(Ecke, Ecke1, g, false, false) } Kante.Edit(Ecke, Ecke1, g) Graph.Edge1(Kante) if Kante.Val() == 0 { Kante.Write(Ecke, Ecke1, g, false, false) Graph.Del1() } } break loop2 } } } case kbd.PrintScr: // img.Write (".tmp.Graph", 0, 0, scr.NX(), scr.NY()) // img.Print() } } errh.DelHint() }
func (f *Imp) Edit() { // if f.Empty() { scr.Colour(f.colour) f.x, f.y = make([]int, 1), make([]int, 1) f.x[0], f.y[0] = scr.MousePosGr() switch f.sort { case Pointset, Segments, Polygon, Curve: f.editN() case InfLine, Rectangle, Circle, Ellipse: f.edit1() case Text: f.editText() case Image: // ALLOCATE (Imageptr, Groesse()) // img.Get (tx [...], Imageptr) f.editImage() } if f.x == nil { f.Clr() } } else { n := uint(len(f.x)) errh.Error("Figur hat Länge", n) switch f.sort { case Text: f.editText() case Image: f.editImage() default: f.Erase() f.Invert() if true { // f.sort == Curve { for i := uint(0); i < n; i++ { f.mark(i) } } i := f.uM() f.x[i], f.y[i] = scr.MousePosGr() loop: for { scr.MouseCursor(true) c, _ := kbd.Command() switch c { case kbd.Esc: break loop case kbd.Enter, kbd.Tab, kbd.LookFor: f.colour = sel.Colour() case kbd.Here: break loop case kbd.There: i = f.uM() case kbd.Push, kbd.Thither: if i < n { f.Invert() f.mark(i) f.x[i], f.y[i] = scr.MousePosGr() f.mark(i) f.Invert() if c == kbd.Thither { i = n } // ? ? ? } case kbd.This: switch f.sort { case Pointset, Segments, Polygon, Curve: if f.x == nil { f.Clr() } else { for i := uint(0); i < n; i++ { f.mark(i) } f.Erase() n-- // ? ? ? f.Invert() for i := uint(0); i < n; i++ { f.mark(i) } } } } errh.Hint(c.String()) } f.Invert() if true { // sort != Text { for i := uint(0); i < n; i++ { f.mark(i) } } f.Write() } } }
func (f *Imp) edit1() { // x0 := make([]int, 2) x0[0] = f.x[0] f.x = x0 y0 := make([]int, 2) y0[0] = f.y[0] f.y = y0 switch f.sort { case InfLine: if f.x[0] == 0 { f.x[1] = 1 } else { f.x[1] = f.x[0] - 1 } f.y[1] = f.y[0] case Rectangle: f.x[1] = f.x[0] f.y[1] = f.y[0] case Circle, Ellipse: f.x[1] = 0 f.y[1] = 0 default: return } // scr.PointInv (f.x[0], f.y[0]) f.invert1() loop: for { K, T := kbd.Command() switch K { case kbd.Pull, kbd.Hither: f.invert1() f.x[1], f.y[1] = scr.MousePosGr() switch f.sort { case InfLine: if f.x[1] == f.x[0] && f.y[1] == f.y[0] { if f.x[0] == 0 { f.x[1] = 1 } else { f.x[1] = f.x[0] - 1 } } case Rectangle: case Circle, Ellipse: if f.x[1] > f.x[0] { f.x[1] -= f.x[0] } else { f.x[1] = f.x[0] - f.x[1] } if f.y[1] > f.y[0] { f.y[1] -= f.y[0] } else { f.y[1] = f.y[0] - f.y[1] } if f.sort == Circle { if f.x[1] > f.y[1] { f.y[1] = f.x[1] } else { f.x[1] = f.y[1] } } default: // stop (Modul, 1) } f.invert1() if K == kbd.Hither { f.filled = T > 0 break loop } } } switch f.sort { case InfLine: scr.InfLine(f.x[0], f.y[0], f.x[1], f.y[1]) case Rectangle: if f.filled { scr.RectangleFull(f.x[0], f.y[0], f.x[1], f.y[1]) } else { scr.Rectangle(f.x[0], f.y[0], f.x[1], f.y[1]) } case Circle, Ellipse: if f.filled { scr.EllipseFull(f.x[0], f.y[0], uint(f.x[1]), uint(f.y[1])) } else { scr.Ellipse(f.x[0], f.y[0], uint(f.x[1]), uint(f.y[1])) } } }
func (f *Imp) editN() { // switch f.sort { case Pointset, Segments, Polygon, Curve: default: return } x0 := make([]int, 2) x0[0] = f.x[0] f.x = x0 y0 := make([]int, 2) y0[0] = f.y[0] f.y = y0 f.x[1], f.y[1] = scr.MousePosGr() f.invertN() var ( K kbd.Comm T uint ) loop: for { K, T = kbd.Command() scr.MouseCursor(true) n := uint(len(f.x)) switch K { case kbd.Esc: break loop case kbd.Go, kbd.Here, kbd.Pull, kbd.Hither, kbd.There, kbd.Push, kbd.Thither, kbd.This: // kbd.ToThis: f.invertN() // if f.sort == Curve { // if n == scr.MaxBezierdegree { break loop } // } if f.sort == Pointset { if K != kbd.Go { n++ } } else { if K == kbd.Here { // TODO Curve: missing n++ } } if K == kbd.This { n := len(f.x) if n == 0 { break loop } else { // TODO n-- if n == 0 { break loop // } else { // x0 = make ([]int, n); copy (x0, f.x[:n]); f.x = x0 // y0 = make ([]int, n); copy (y0, f.y[:n]); f.y = y0 } } } if n > uint(len(f.x)) { x0 = make([]int, n) copy(x0, f.x) f.x = x0 y0 = make([]int, n) copy(y0, f.y) f.y = y0 } f.x[n-1], f.y[n-1] = scr.MousePosGr() f.invertN() if f.sort == Pointset { if K == kbd.Hither { break loop } } else { if K == kbd.Thither { break loop } } } } if f.x == nil { f.Clr() return } scr.Colour(f.colour) switch f.sort { case Pointset: scr.Pointset(f.x, f.y) case Segments: scr.Segments(f.x, f.y) case Polygon: scr.Polygon(f.x, f.y) f.filled = T > 0 && f.convex() if f.filled { // scr.PolygonFull (f.x, f.y) // not yet implemented } case Curve: scr.Curve(f.x, f.y) f.filled = T > 0 if f.filled { n := len(f.x) - 1 scr.CircleFull(f.x[n], f.y[n], 4) } } }
func (f *Imp) UnderMouse(t uint) bool { // a, b := scr.MousePosGr() return f.On(a, b, t) }
func edit() { // var d uint c := kbd.LastCommand(&d) if d > 2 { d = 2 } switch c { case kbd.Back: if width < maxWidth { w := width * mm[d] if w > maxWidth { w = maxWidth } dw := (w - width) / 2 x0, y0 = x0-dw, y0-dw/scr.Proportion() width = w } else { // überschritten x0, y0 = xMin, yMin width = maxWidth } height = width / scr.Proportion() mX, mY = nX/width, nY/height case kbd.Enter: if width > maxWidth/maxMag { w := width / mm[d] if w < maxWidth/maxMag { w = maxWidth / maxMag } dw := (w - width) / 2 x0, y0 = x0-dw, y0-dw/scr.Proportion() width = w height = width / scr.Proportion() mX, mY = nX/width, nY/height } case kbd.Left: if x0 >= xMin { x0 = x0 - width/nn[d] } case kbd.Right: if x0+width <= xMin+maxWidth { x0 = x0 + width/nn[d] } // TODO: Rollrad von Maus einbauen - die sendet Up/Down case kbd.Up: if y0+height < yMin+maxHeight { y0 = y0 + width/nn[d] } case kbd.Down: if y0 >= yMin { y0 = y0 - width/nn[d] } case kbd.This: x, y := scr.MousePosGr() y = int(scr.NY()) - y x0 = x0 + float64(x)/mX - width/2 y0 = y0 + float64(y)/mY - height/2 case kbd.There: x, y := scr.MousePosGr() xt, yt = float64(x), float64(int(scr.NY())-y) case kbd.Push, kbd.Thither: x, y := scr.MousePosGr() x0 = x0 - (float64(x)-xt)/mX y0 = y0 - (float64(int(scr.NY())-y)-yt)/mY xt, yt = float64(x), float64(int(scr.NY())-y) } if x0 < xMin { x0 = xMin } if x0+width > xMin+maxWidth { x0 = xMin + maxWidth - width } if y0 < yMin { y0 = yMin } if y0+height >= yMin+maxHeight { y0 = yMin + maxHeight - height } }
func main() { // h := [...]string{ // 0 1 2 3 4 5 6 7 // 012345678901234567890123456789012345678901234567890123456789012345678901234567 " Art (Farbe) für neue Figur auswählen: (Umschalt- +) Leer- oder Rolltaste ", // " Schriftgröße auswählen: Alt- + Leer- oder Rolltaste ", " neue Figur erzeugen: linke Maustaste, ", " Streckenzüge, Polygone und Kurven ", " mit rechter Maustaste abschließen, ", " Texteingabe mit Eingabetaste beenden ", " Figur ändern: Alt- + linke Maustaste, die 'Punkte' ", " mit rechter Maustaste verschieben, ", " mit linker Maustaste abschließen ", " Figur färben: Umschalt-, Alt- + linke Maustaste ", " (alle) Figur(en) markieren: (Umschalt- +) F5-Taste oder ", " (Alt- +) mittlere Maustaste ", " (alle) Figur(en) entmarkieren: (Umschalt- +) F6-Taste oder ", " Umschalt- + (Alt- +) mittl. Maustaste", " markierte Figur(en) kopieren: Umschalt- + linke Maustaste ", " (markierte) Figur(en) verschieben: (Umschalt- +) rechte Maustaste ", " (markierte) Figur(en) löschen: (Umschalt- +) Entfernungtaste oder ", " (Umschalt-,) Alt- + rechte Maustaste ", " letzte gelöschte Figur zurückholen: Rücktaste (<-) ", " letzte erzeugte Figur löschen: Umschalt- + Rücktaste (<-) ", "letzte gelöschte mark. Fig. zurückholen: Alt- + Rücktaste (<-) ", "Hintergrundfarbe umschalten (auswählen): (Umschalt- +) F4-Taste ", " Figuren aus eBoard holen und markieren: F7-Taste ", " markierte Figuren in eBoard ablegen: F8-Taste ", " eBoard ausdrucken: Drucktaste ", " ePen beenden: Abbruchtaste (Esc) ", " ", " Steuerungstaste (Strg) wirkt wie Umschalttaste "} help := make([]string, len(h)) for i := 0; i < len(h); i++ { str.Set(&help[i], h[i]) } scr.Switch(scr.SXGA) actColour = col.ScreenF paperColour = col.ScreenB // fo = scr.Normal figure = fig2.New() newFigure := fig2.New() newFigure.SetColour(actColour) figures, copiedFigures, image = seq.New(newFigure), seq.New(newFigure), seq.New(newFigure) cuttedFigures, depot = seq.New(newFigure), seq.New(newFigure) stack = stk.New(newFigure) name, filename := names() if filename == "" { return } origname := filename load(figures, filename) // extract (paperColour) write() var x0, y0 int // kbd.Push var movable bool var Schub int loop: for { scr.MouseCursor(true) // control(); write() c, cmd, d := kbd.Read() if cmd == kbd.None { switch c { case ' ': cmd = kbd.Roll } } xm, ym := scr.MousePosGr() switch d { case 0: Schub = 8 case 1: Schub = int(scr.NY() / 40) default: Schub = int(scr.NX() / 8) } switch cmd { case kbd.Esc: break loop case kbd.Enter: // actualize ? case kbd.Back: switch d { case 0: ins(top()) case 1: delLast() default: getMarked() } case kbd.Left: kick(spc.Right, Schub) case kbd.Right: Schub = -Schub kick(spc.Right, Schub) case kbd.Up: kick(spc.Top, Schub) case kbd.Down: Schub = -Schub kick(spc.Top, Schub) case kbd.Del: switch d { case 0: if deleted(xm, ym) { push() } default: delMarked() } case kbd.Tab: // free for use case kbd.Help: scr.SwitchFontsize(font.Normal) errh.WriteHelp(help) case kbd.LookFor: // wird für die Auswahl des eBoards verwendet - NEIN, sondern: load(figures, filename) write() case kbd.Act: // inject (paperColour) store(figures, filename) case kbd.Cfg: paperColour = sel.Colour() bgColour(paperColour) case kbd.Mark: switch d { case 0: mark(xm, ym, true) case 1: markAll(true) default: showMarked() } case kbd.Demark: switch d { case 0: mark(xm, ym, false) case 1: markAll(false) default: showMarked() } case kbd.Deposit: writeMarked() case kbd.Paste: readMarked() case kbd.PrintScr: print(name) case kbd.Roll: switch d { case 0: newFigure.Select() case 1: actColour = sel.Colour() newFigure.SetColour(actColour) case 2: scr.SwitchFontsize(font.Normal) // fo = sel.Size (actColour) // newFigure.SetFont (fo) } case kbd.Here: switch d { case 0: generate(newFigure) case 1: copyMarked() case 2: change(xm, ym) case 3: setColours(xm, ym, actColour) } case kbd.There: movable = underMouse(uint(xm), uint(ym)) && d <= 1 x0, y0 = xm, ym // kbd.Push switch d { case 0: if movable { cut(xm, ym) } case 1: if movable { cutMarked() } case 2: if deleted(xm, ym) { push() } default: delMarked() write() } case kbd.Push: if movable { switch d { case 0: move(xm-x0, ym-y0) case 1: moveMarked(xm-x0, ym-y0) } x0, y0 = scr.MousePosGr() } case kbd.Thither: if movable { switch d { case 0: join() case 1: joinMarked() } } case kbd.This: switch d { case 0: mark(xm, ym, true) case 1: mark(xm, ym, false) case 2: markAll(true) case 3: markAll(false) } invMarked() case kbd.Thus: invMarked() } } markAll(false) _, filename = names() if filename == "" { filename = origname } // inject (paperColour) store(figures, filename) // -> Terminieren ker.Terminate() }
func select_(write WritingCol, n, h, w uint, i *uint, l, c uint, f, b col.Colour) { // if n == 0 { ker.Stop(pack, 1) } if n == 1 { *i = 0 return } if h == 0 { ker.Stop(pack, 2) } if h > n { h = n } if w == 0 { w = scr.NColumns() } if w > scr.NColumns() { w = scr.NColumns() } if c+w > scr.NColumns() { c = scr.NColumns() - w } // so, dass letzte Zeile frei bleibt if l+h >= scr.NLines() { h = scr.NLines() - l - 1 } if *i >= n { *i = n - 1 } MouseOn := scr.MouseCursorOn() var x, y int if MouseOn { scr.MouseCursor(false) x, y = scr.MousePosGr() } scr.WarpMouse(l+*i, c) scr.Save(l, c, w, h) i0, n0 := uint(0), uint(0) if *i == 0 { n0 = 1 } // else { n0 = 0 } neu := true loop: for { if *i < i0 { i0 = *i neu = true } else if *i > i0+h-1 { i0 = *i - (h - 1) neu = true } else { neu = *i != n0 } if neu { neu = false var cF, cB col.Colour for j := uint(0); j < h; j++ { if i0+j == *i { cF, cB = f, b } else { cF, cB = b, f } write(i0+j, l+j, c, cF, cB) } } n0 = *i C, d := kbd.Command() switch C { case kbd.Esc, kbd.Thither: *i = n break loop case kbd.Enter, kbd.Hither: break loop case kbd.Left, kbd.Up: if d == 0 { if *i > 0 { *i-- } } else { if *i >= 10 { *i -= 10 } } case kbd.Right, kbd.Down: if d == 0 { if *i+1 < n { *i++ } } else { if *i+10 < n { *i += 10 } } case kbd.Pos1: *i = 0 case kbd.End: *i = n - 1 case kbd.Go: _, yM := scr.MousePosGr() if uint(yM) <= l*scr.NY1()+scr.NY1()/2 { if *i > 0 { *i-- } } else if uint(yM) >= (l+h)*scr.NY1() { if *i < n-1 { *i++ } } else { *i = i0 + uint(yM)/scr.NY1() - l } /* case kbd.Help: errh.Hint (errh.zumAuswaehlen) kbd.Wait (true) errh.DelHint() */ } } scr.Restore(l, c, w, h) if MouseOn { scr.MouseCursor(true) scr.WarpMouseGr(x, y) } }