asukakenji

// Shortest GUI program written in Golang.
// It displays a window and exits after 5 seconds.
package main

import (
	"time"

	"golang.org/x/exp/shiny/driver"
	"golang.org/x/exp/shiny/screen"
)

asukakenji

FS0:\EFI\ubuntu\shimx64.efi

asukakenji

func (bt *BlinkyTape) playPattern(p Pattern, delay time.Duration) {
	bt.clear()

L:
	for _, frame := range p {
		bt.setFrame(frame)

		if err := bt.render(); err != nil {
			log.Fatalf("render error: %s\n", err)
		}

asukakenji

func (bt *BlinkyTape) animation(p Pattern, repeat int, delay time.Duration) {
	bt.status = Running

L:
	for i := 0; repeat < 0 || i < repeat; i++ {
		select {
		case <-bt.stop:
			break L
		default:
			go bt.playPattern(p, delay)

asukakenji

func (bt *BlinkyTape) animation(p Pattern, repeat int, delay time.Duration) {
	bt.status = Running

	innerLoop := func() bool {
		select {
		case <-bt.stop:
			return false
		default:
			go bt.playPattern(p, delay)
			<-bt.next