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there are only 3 dimensions to update if rendered with SetDimensions

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This commit is contained in:
Gavin Nishizawa 2023-02-28 13:17:06 -08:00
parent ee8d89c112
commit 08bcc7477a
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GPG key ID: AE3B177777CE55CD
1 changed files with 12 additions and 4 deletions
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16
d2renderers/d2svg/appendix/appendix.go
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@ -52,6 +52,7 @@ const (
var viewboxRegex = regexp.MustCompile(`viewBox=\"([0-9\- ]+)\"`)
var widthRegex = regexp.MustCompile(`width=\"([.0-9]+)\"`)
var heightRegex = regexp.MustCompile(`height=\"([.0-9]+)\"`)
var svgRegex = regexp.MustCompile(`<svg(.*?)>`)
func Append(diagram *d2target.Diagram, ruler *textmeasure.Ruler, in []byte) []byte {
svg := string(in)
@ -91,15 +92,22 @@ func Append(diagram *d2target.Diagram, ruler *textmeasure.Ruler, in []byte) []by
newOuterViewbox := fmt.Sprintf(`viewBox="0 0 %d %d"`, viewboxWidth, viewboxHeight)
newViewbox := fmt.Sprintf(`viewBox="%s %s %s %s"`, viewboxSlice[0], viewboxSlice[1], strconv.Itoa(viewboxWidth), strconv.Itoa(viewboxHeight))
// update 1st 3 matches of width and height 1st is outer svg, 2nd inner svg, 3rd is background color rect
widthMatches := widthRegex.FindAllStringSubmatch(svg, 3)
heightMatches := heightRegex.FindAllStringSubmatch(svg, 3)
// check if outer svg has dimensions set
svgMatches := svgRegex.FindAllStringSubmatch(svg, 2)
dimensionsToUpdate := 2
if widthRegex.FindString(svgMatches[0][0]) != "" {
dimensionsToUpdate++
}
// update 1st 3 matches of width and height 1st is outer svg (if dimensions are set), 2nd inner svg, 3rd is background color rect
widthMatches := widthRegex.FindAllStringSubmatch(svg, dimensionsToUpdate)
heightMatches := heightRegex.FindAllStringSubmatch(svg, dimensionsToUpdate)
newWidth := fmt.Sprintf(`width="%s"`, strconv.Itoa(viewboxWidth))
newHeight := fmt.Sprintf(`height="%s"`, strconv.Itoa(viewboxHeight))
svg = strings.Replace(svg, viewboxMatches[0][0], newOuterViewbox, 1)
svg = strings.Replace(svg, viewboxMatch[0], newViewbox, 1)
for i := 0; i < 3; i++ {
for i := 0; i < dimensionsToUpdate; i++ {
svg = strings.Replace(svg, widthMatches[i][0], newWidth, 1)
svg = strings.Replace(svg, heightMatches[i][0], newHeight, 1)
}