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fix Text.Bounds

This commit is contained in:
faiface 2017-05-05 16:42:40 +02:00
parent b91d8be6cd
commit 1d17e45825
1 changed files with 12 additions and 10 deletions
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22
text/text.go
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@ -199,16 +199,18 @@ func (txt *Text) WriteRune(r rune) (n int, err error) {
}
glyphBounds := glyph.Frame.Moved(txt.Dot - glyph.Orig)
if glyphBounds.H() > 0 {
glyphBounds = glyphBounds.Resized(txt.Dot, pixel.V(
glyphBounds.W(),
txt.atlas.Ascent()+txt.atlas.Descent(),
))
}
if txt.bounds.W()*txt.bounds.H() == 0 {
txt.bounds = glyphBounds
} else {
txt.bounds = txt.bounds.Union(glyphBounds)
if glyphBounds.W()*glyphBounds.H() != 0 {
glyphBounds = pixel.R(
glyphBounds.Min.X(),
txt.Dot.Y()-txt.Atlas().Descent(),
glyphBounds.Max.X(),
txt.Dot.Y()+txt.Atlas().Ascent(),
)
if txt.bounds.W()*txt.bounds.H() == 0 {
txt.bounds = glyphBounds
} else {
txt.bounds = txt.bounds.Union(glyphBounds)
}
}
a := pixel.V(glyph.Frame.Min.X(), glyph.Frame.Min.Y())