100 lines
2.1 KiB
Go
100 lines
2.1 KiB
Go
package util
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import (
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"bytes"
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ui "github.com/gizak/termui/v3"
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"image"
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"math"
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"strconv"
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"strings"
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)
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var AsciiLogo = []string{
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" __ ",
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" _________ ____ ___ ____ / /__ _____",
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" / ___/ __ `/ __ `__ \\/ __ \\/ / _ \\/ ___/",
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" (__ ) /_/ / / / / / / /_/ / / __/ / ",
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"/____/\\__,_/_/ /_/ /_/ .___/_/\\___/_/ ",
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" /_/ ",
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}
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func FormatValue(value float64, scale int) string {
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if math.Abs(value) == math.MaxFloat64 {
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return "Inf"
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} else {
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return formatTrailingDigits(addRadixChars(value), scale)
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}
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}
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func FormatValueWithSign(value float64, scale int) string {
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if value == 0 {
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return " 0"
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} else if value > 0 {
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return "+" + FormatValue(value, scale)
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} else {
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return FormatValue(value, scale)
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}
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}
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func addRadixChars(value float64) string {
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buf := &bytes.Buffer{}
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if value < 0 {
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buf.Write([]byte{'-'})
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value = 0 - value
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}
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radix := []byte{','}
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parts := strings.Split(strconv.FormatFloat(value, 'f', -1, 64), ".")
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pos := 0
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if len(parts[0])%3 != 0 {
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pos += len(parts[0]) % 3
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buf.WriteString(parts[0][:pos])
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buf.Write(radix)
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}
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for ; pos < len(parts[0]); pos += 3 {
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buf.WriteString(parts[0][pos : pos+3])
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buf.Write(radix)
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}
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buf.Truncate(buf.Len() - 1)
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if len(parts) > 1 {
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buf.Write([]byte{'.'})
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buf.WriteString(parts[1])
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}
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return buf.String()
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}
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func formatTrailingDigits(value string, scale int) string {
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if i := strings.Index(value, "."); i >= 0 {
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formatted := value
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if scale <= 0 {
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formatted = value[:i]
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}
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i++
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if i+scale < len(value) {
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formatted = value[:i+scale]
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}
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formatted = strings.TrimRight(formatted, "0")
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return strings.TrimRight(formatted, ".")
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}
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return value
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}
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func GetMiddlePoint(rectangle image.Rectangle, text string, offset int) image.Point {
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return image.Pt(rectangle.Min.X+rectangle.Dx()/2-len(text)/2, rectangle.Max.Y-rectangle.Dy()/2+offset)
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}
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func PrintString(s string, style ui.Style, p image.Point, buffer *ui.Buffer) {
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for i, char := range s {
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buffer.SetCell(ui.Cell{Rune: char, Style: style}, image.Pt(p.X+i, p.Y))
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}
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}
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