Golang StickyWriter.WriteInt32方法代码示例

//.........这里部分代码省略.........
				return
			}
			defer conn.Close()
			w := byteio.StickyWriter{Writer: byteio.LittleEndianWriter{Writer: conn}}
			r := byteio.StickyReader{Reader: byteio.LittleEndianReader{Reader: conn}}

			pb := progress.New(color.RGBA{255, 0, 0, 0}, color.RGBA{0, 0, 255, 0}, 400, 50)
			d.AppendChild(pb)

			if url.Checked {
				w.WriteUint8(typeID << 1)
				data.WriteString(&w, urlI.Value)
				length := int(r.ReadInt32())
				total := 0
				for total < length {
					switch v := r.ReadUint8(); v {
					case 1:
						i := int(r.ReadInt32())
						total += i
						pb.Percent(100 * total / length)
					default:
						xjs.SetInnerText(status, ReadError(&r).Error())
						return
					}
				}
			} else {
				f := files.NewFileReader(files.NewFile(fileI.Files()[0]))
				l := f.Len()
				if l == 0 {
					xjs.SetInnerText(status, "Zero-length file")
					return
				}
				w.WriteUint8(typeID<<1 | 1)
				w.WriteInt32(int32(l))
				io.Copy(&w, pb.Reader(f, l))
			}

			d.RemoveChild(pb)
			xjs.SetInnerText(status, "Checking File")

			data.WriteString(&w, name.Value)

			var ctx *dom.CanvasRenderingContext2D

			for {
				switch v := r.ReadUint8(); v {
				case 0:
					if r.Err != nil {
						xjs.SetInnerText(status, r.Err.Error())
					} else {
						xjs.SetInnerText(status, ReadError(&r).Error())
					}
					return
				case 1:
					files := make([]xform.Option, r.ReadInt16())
					for i := range files {
						files[i] = xform.Option{
							Value: strconv.Itoa(i),
							Label: data.ReadString(&r),
						}
					}
					j := xform.SelectBox("files", files...)
					sel := xjs.SetInnerText(xdom.Button(), "Select")
					fo := overlay.New(xjs.AppendChildren(xdom.Div(), xjs.AppendChildren(xdom.Fieldset(),
						xjs.SetInnerText(xdom.Legend(), "Please select the "+typeName+" file"),
						xform.Label("File", "files"),

func generate(r *byteio.StickyReader, w *byteio.StickyWriter, of *os.File) error {
	memoryLimit := r.ReadUint64()
	size := r.ReadInt64()
	gPath := data.ReadString(r)
	levelName := data.ReadString(r)
	mapPath := data.ReadString(r)
	if r.Err != nil {
		return r.Err
	}
	o, err := ora.Open(of, size)
	if err != nil {
		return err
	}
	f, err := os.Open(path.Join(gPath, "data.gen"))
	if err != nil {
		return err
	}
	g, err := LoadGenerator(f)
	if e := f.Close(); e != nil {
		return e
	}
	if err != nil {
		return err
	}

	b := o.Bounds()
	w.WriteUint8(2)
	w.WriteInt32(int32(b.Max.X) >> 4)
	w.WriteInt32(int32(b.Max.Y) >> 4)

	c := make(chan paint, 1024)
	m := make(chan string, 4)
	e := make(chan struct{}, 0)
	go func() {
		defer close(e)
		defer close(m)
		defer close(c)
		for {
			select {
			case message := <-m:
				w.WriteUint8(3)
				data.WriteString(w, message)
			case p := <-c:
				w.WriteUint8(4)
				w.WriteInt32(p.X)
				w.WriteInt32(p.Y)
				r, g, b, a := p.RGBA()
				w.WriteUint8(uint8(r >> 8))
				w.WriteUint8(uint8(g >> 8))
				w.WriteUint8(uint8(b >> 8))
				w.WriteUint8(uint8(a >> 8))
			case <-e:
				return
			}
		}
	}()

	err = g.Generate(levelName, mapPath, o, c, m, memoryLimit)

	e <- struct{}{}
	<-e
	return err
}

func serverConsole(s data.Server) func(dom.Element) {
	return func(c dom.Element) {
		log := xform.TextArea("log", "")
		log.ReadOnly = true
		command := xform.InputText("command", "")
		command.Required = true
		send := xform.InputSubmit("Send")
		c.AppendChild(xjs.AppendChildren(xdom.Form(), xjs.AppendChildren(xdom.Fieldset(),
			xjs.SetInnerText(xdom.Legend(), "Console"),
			xform.Label("Log", ""), log, xdom.Br(),
			xform.Label("Command", "command"), command, send,
		)))
		if s.State == data.StateStopped {
			send.Disabled = true
			command.Disabled = true
		} else {
			send.AddEventListener("click", false, func(e dom.Event) {
				if command.Value == "" {
					return
				}
				e.PreventDefault()
				send.Disabled = true
				cmd := command.Value
				log.Value += "\n>" + cmd + "\n"
				log.Set("scrollTop", log.Get("scrollHeight"))
				command.Value = ""
				go func() {
					err := RPC.WriteCommand(s.ID, cmd)
					if err != nil {
						xjs.Alert("Error sending command: %s", err)
						return
					}
					send.Disabled = false
				}()
			})
		}
		go func() {
			conn, err := websocket.Dial("ws://" + js.Global.Get("location").Get("host").String() + "/console")
			if err != nil {
				xjs.Alert("Failed to connect to console: %s", err)
				return
			}
			defer conn.Close()
			w := byteio.StickyWriter{Writer: byteio.LittleEndianWriter{Writer: conn}}
			r := byteio.StickyReader{Reader: byteio.LittleEndianReader{Reader: conn}}
			updateStop := make(chan struct{})
			registerUpdateStopper(c, updateStop)
			done := false
			go func() {
				<-updateStop
				done = true
				conn.Close()
			}()
			w.WriteInt32(int32(s.ID))
			for {
				state := r.ReadUint8()
				switch state {
				case 0:
					if !done {
						err := ReadError(&r)
						if r.Err != nil {
							err = r.Err
						}
						log.Value += "\n\nError reading from console: " + err.Error()
						log.Set("scrollTop", log.Get("scrollHeight"))
					}
					return
				case 1:
					log.Value += data.ReadString(&r)
					log.Set("scrollTop", log.Get("scrollHeight"))
				}
			}
		}()
	}
}