102 lines
2.1 KiB
Go
102 lines
2.1 KiB
Go
package main
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import (
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"fmt"
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"math/rand"
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"os"
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"strings"
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"time"
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"github.com/mediocregopher/ginger/gg"
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"github.com/mediocregopher/ginger/gim/geo"
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"github.com/mediocregopher/ginger/gim/terminal"
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)
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// Leave room for:
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// - Changing the "flow" direction
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// - Absolute positioning of some/all vertices
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// TODO be able to draw circular graphs
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// TODO audit all steps, make sure everything is deterministic
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// TODO self-edges
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const (
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framerate = 10
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frameperiod = time.Second / time.Duration(framerate)
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rounder = geo.Ceil
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)
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func debugf(str string, args ...interface{}) {
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if !strings.HasSuffix(str, "\n") {
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str += "\n"
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}
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fmt.Fprintf(os.Stderr, str, args...)
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}
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func mkGraph() (*gg.Graph, gg.Value) {
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a := gg.NewValue("a")
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aE0 := gg.NewValue("aE0")
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aE1 := gg.NewValue("aE1")
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aE2 := gg.NewValue("aE2")
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aE3 := gg.NewValue("aE3")
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b0 := gg.NewValue("b0")
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b1 := gg.NewValue("b1")
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b2 := gg.NewValue("b2")
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b3 := gg.NewValue("b3")
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oaE0 := gg.ValueOut(a, aE0)
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oaE1 := gg.ValueOut(a, aE1)
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oaE2 := gg.ValueOut(a, aE2)
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oaE3 := gg.ValueOut(a, aE3)
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g := gg.Null
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g = g.AddValueIn(oaE0, b0)
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g = g.AddValueIn(oaE1, b1)
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g = g.AddValueIn(oaE2, b2)
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g = g.AddValueIn(oaE3, b3)
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c := gg.NewValue("c")
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empty := gg.NewValue("")
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jE := gg.JunctionOut([]gg.OpenEdge{
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gg.ValueOut(b0, empty),
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gg.ValueOut(b1, empty),
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gg.ValueOut(b2, empty),
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gg.ValueOut(b3, empty),
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}, gg.NewValue("jE"))
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g = g.AddValueIn(jE, c)
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// TODO this really fucks it up
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//d := gg.NewValue("d")
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//deE := gg.ValueOut(d, gg.NewValue("deE"))
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//g = g.AddValueIn(deE, gg.NewValue("e"))
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return g, c
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}
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//func mkGraph() *gg.Graph {
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// g := gg.Null
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// g = g.AddValueIn(gg.ValueOut(str("a"), str("e")), str("b"))
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// return g
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//}
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func main() {
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rand.Seed(time.Now().UnixNano())
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term := terminal.New()
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//term.Reset()
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//term.HideCursor()
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g, start := mkGraph()
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v := view{
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g: g,
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primFlowDir: geo.Right,
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secFlowDir: geo.Down,
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start: start,
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center: geo.Zero.Midpoint(term.WindowSize(), rounder),
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}
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//for range time.Tick(frameperiod) {
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term.Reset()
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v.draw(term)
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term.Flush()
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//}
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time.Sleep(1 * time.Hour)
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}
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