Author: LakeFox
Email: [email protected]
Date: Sat, 26 Apr 2025 15:16:04 -0600
gg/wrap.go
Found some memory errors and made GG a part of grim to adapt it better
Commits
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Diff 
diff --git a/gg/wrap.go b/gg/wrap.go
deleted file mode 100644
index 3dfe6e1..0000000
--- a/gg/wrap.go
+++ /dev/null
@@ -1,58 +0,0 @@
-package gg
-
-import (
-	"strings"
-	"unicode"
-)
-
-type measureStringer interface {
-	MeasureString(s string) (w, h float64)
-}
-
-func splitOnSpace(x string) []string {
-	var result []string
-	pi := 0
-	ps := false
-	for i, c := range x {
-		s := unicode.IsSpace(c)
-		if s != ps && i > 0 {
-			result = append(result, x[pi:i])
-			pi = i
-		}
-		ps = s
-	}
-	result = append(result, x[pi:])
-	return result
-}
-
-func wordWrap(m measureStringer, s string, width float64) []string {
-	var result []string
-	for _, line := range strings.Split(s, "\n") {
-		fields := splitOnSpace(line)
-		if len(fields)%2 == 1 {
-			fields = append(fields, "")
-		}
-		x := ""
-		for i := 0; i < len(fields); i += 2 {
-			w, _ := m.MeasureString(x + fields[i])
-			if w > width {
-				if x == "" {
-					result = append(result, fields[i])
-					x = ""
-					continue
-				} else {
-					result = append(result, x)
-					x = ""
-				}
-			}
-			x += fields[i] + fields[i+1]
-		}
-		if x != "" {
-			result = append(result, x)
-		}
-	}
-	for i, line := range result {
-		result[i] = strings.TrimSpace(line)
-	}
-	return result
-}

package gg

import (
	"strings"
	"unicode"
)

type measureStringer interface {
	MeasureString(s string) (w, h float64)
}

func splitOnSpace(x string) []string {
	var result []string
	pi := 0
	ps := false
	for i, c := range x {
		s := unicode.IsSpace(c)
		if s != ps && i > 0 {
			result = append(result, x[pi:i])
			pi = i
		}
		ps = s
	}
	result = append(result, x[pi:])
	return result
}

func wordWrap(m measureStringer, s string, width float64) []string {
	var result []string
	for _, line := range strings.Split(s, "\n") {
		fields := splitOnSpace(line)
		if len(fields)%2 == 1 {
			fields = append(fields, "")
		}
		x := ""
		for i := 0; i < len(fields); i += 2 {
			w, _ := m.MeasureString(x + fields[i])
			if w > width {
				if x == "" {
					result = append(result, fields[i])
					x = ""
					continue
				} else {
					result = append(result, x)
					x = ""
				}
			}
			x += fields[i] + fields[i+1]
		}
		if x != "" {
			result = append(result, x)
		}
	}
	for i, line := range result {
		result[i] = strings.TrimSpace(line)
	}
	return result
}