绘制爱心文本时碰到的几个问题

ShixiangWang · · 868 次点击
经过咨询和学习已解决: ```go package main import ( "flag" "fmt" "math" "strconv" "strings" "time" ) func unquote(s string) string { s, err := strconv.Unquote(`"` + s + `"`) if err != nil { panic(err) } return s } // Print text heart // Author: ShixiangWang // LICENSE: MIT // Reference: https://blog.csdn.net/su_bao/article/details/80355001 func main() { // MYWORD My word var head string var tail string var MYWORD string var sep string var zoom float64 flag.StringVar(&head, "head", "There are some words I wana tell you:", "A sentence printed on the head") flag.StringVar(&tail, "tail", "\t\t\t\t--- Your lover", "A sentence printed on the tail") flag.StringVar(&MYWORD, "words", "Dear, I love you forever!", "The words you want to talk") flag.StringVar(&sep, "sep", " ", "The separator") flag.Float64Var(&zoom, "zoom", 1.0, "Zoom setting") flag.Parse() //fmt.Printf("Words: %T\n", MYWORD) //fmt.Printf("tail: %T\n", tail) chars := strings.Split(MYWORD, sep) time.Sleep(time.Duration(1) * time.Second) fmt.Println(unquote(head)) fmt.Println() time.Sleep(time.Duration(1) * time.Second) //fmt.Printf("chars: %T\n", chars) // []string //fmt.Printf("chars[0]: %T\n", chars[0]) // string for _, ch := range chars { //fmt.Printf("ch[0]: %T\n", ch[0]) // uint8, i.e. byte char := []rune(ch) //fmt.Println(char) //fmt.Printf("char[0]: %T\n", char[0]) // int32, i.e. rune allChar := make([]string, 0) for y := 12 * zoom; y > -12*zoom; y-- { lst := make([]string, 0) lstCon := "" for x := -30 * zoom; x < 30*zoom; x++ { x2 := float64(x) y2 := float64(y) formula := math.Pow(math.Pow(x2*0.04/zoom, 2)+math.Pow(y2*0.1/zoom, 2)-1, 3) - math.Pow(x2*0.04/zoom, 2)*math.Pow(y2*0.1/zoom, 3) if formula <= 0 { index := int(x) % len(char) if index >= 0 { lstCon += string(char[index]) } else { lstCon += string(char[int(float64(len(char))-math.Abs(float64(index)))]) } } else { lstCon += " " } } lst = append(lst, lstCon) allChar = append(allChar, lst...) } for _, text := range allChar { fmt.Printf("%s\n", text) } } time.Sleep(time.Duration(1) * time.Second) fmt.Println(unquote(tail)) } ```
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