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fix d1d172b96c, that constant was wrong.

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This commit is contained in:
fiatjaf
2023-12-31 18:05:47 -03:00
parent 51a5bd770a
commit d806cea4d2
1 changed files with 15 additions and 5 deletions
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20
image_utils.go
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@@ -104,6 +104,8 @@ var (
emojiBuffer = harfbuzz.NewBuffer() emojiBuffer = harfbuzz.NewBuffer()
fontCache = make(map[font.Face]*harfbuzz.Font) fontCache = make(map[font.Face]*harfbuzz.Font)
emojiFont *harfbuzz.Font emojiFont *harfbuzz.Font
lettersAndNumbers = &unicode.RangeTable{}
) )
type ScriptRange struct { type ScriptRange struct {
@@ -171,6 +173,15 @@ func initializeImageDrawingStuff() error {
// shaper stuff // shaper stuff
emojiFont = harfbuzz.NewFont(emojiFace) emojiFont = harfbuzz.NewFont(emojiFace)
// highlighting stuff
lettersAndNumbers.LatinOffset = unicode.Latin.LatinOffset + unicode.Number.LatinOffset
lettersAndNumbers.R16 = make([]unicode.Range16, len(unicode.Latin.R16)+len(unicode.Number.R16))
copy(lettersAndNumbers.R16, unicode.Latin.R16)
copy(lettersAndNumbers.R16[len(unicode.Latin.R16):], unicode.Number.R16)
lettersAndNumbers.R32 = make([]unicode.Range32, len(unicode.Latin.R32)+len(unicode.Number.R32))
copy(lettersAndNumbers.R32, unicode.Latin.R32)
copy(lettersAndNumbers.R32[len(unicode.Latin.R32):], unicode.Number.R32)
return nil return nil
} }
@@ -493,7 +504,7 @@ func shapeText(rawText []rune, fontSize int) (shaping.Output, []bool, []hlstate)
case hlNormal: case hlNormal:
if glyph.Codepoint == '#' && if glyph.Codepoint == '#' &&
len(buf.Info) > i+1 && len(buf.Info) > i+1 &&
unicode.In(buf.Info[i+1].Codepoint, unicode.Nl) { unicode.In(buf.Info[i+1].Codepoint, lettersAndNumbers) {
hlState = hlHashtag hlState = hlHashtag
} else if glyph.Codepoint == 'h' && } else if glyph.Codepoint == 'h' &&
len(buf.Info) > i+1 && len(buf.Info) > i+1 &&
@@ -515,8 +526,7 @@ func shapeText(rawText []rune, fontSize int) (shaping.Output, []bool, []hlstate)
} }
} else if glyph.Codepoint == '@' && } else if glyph.Codepoint == '@' &&
len(buf.Info) > i+1 && len(buf.Info) > i+1 &&
unicode.In(buf.Info[i+1].Codepoint, unicode.In(buf.Info[i+1].Codepoint, lettersAndNumbers) {
unicode.Nl, unicode.Number) {
hlState = hlMention hlState = hlMention
} }
case hlLink: case hlLink:
@@ -525,11 +535,11 @@ func shapeText(rawText []rune, fontSize int) (shaping.Output, []bool, []hlstate)
hlState = hlNormal hlState = hlNormal
} }
case hlMention: case hlMention:
if !unicode.In(glyph.Codepoint, unicode.Nl) { if !unicode.In(glyph.Codepoint, lettersAndNumbers) {
hlState = hlNormal hlState = hlNormal
} }
case hlHashtag: case hlHashtag:
if !unicode.In(glyph.Codepoint, unicode.Nl) { if !unicode.In(glyph.Codepoint, lettersAndNumbers) {
hlState = hlNormal hlState = hlNormal
} }
} }