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Add op.Record/Stop macro wrapping to drawLineText (matches Gio's textView)

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Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>
This commit is contained in:
Greg Pomerantz 2026-05-09 11:30:41 -04:00
parent 1acad99450
commit 1ee75c1cd1
1 changed files with 22 additions and 17 deletions
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39
internal/ui/render.go
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@ -94,28 +94,29 @@ func (r *Renderer) drawStatusBar(gtx layout.Context, sb StatusBar) {
// Truncate filename only if it doesn't fit
displayFilename := sb.Filename
availableWidth := int(reg.W - unit.Dp(8) - unit.Dp(40)) // left margin + right icons in DP
//availableWidth := int(reg.W - unit.Dp(8) - unit.Dp(40)) // left margin + right icons in DP
// Layout ellipsis once and get its width
th.Shaper.LayoutString(text.Parameters{PxPerEm: fixed.I(gtx.Sp(r.theme.FontSize))}, "...")
var ellipsisWidths []int
for {
g, ok := th.Shaper.NextGlyph()
if !ok {
break
}
if len(ellipsisWidths) == 0 {
ellipsisWidths = append(ellipsisWidths, int(g.Advance>>6))
} else {
ellipsisWidths = append(ellipsisWidths, ellipsisWidths[len(ellipsisWidths)-1]+int(g.Advance>>6))
}
}
ellipsisWidth := ellipsisWidths[len(ellipsisWidths)-1]
//th.Shaper.LayoutString(text.Parameters{PxPerEm: fixed.I(gtx.Sp(r.theme.FontSize))}, "...")
//var ellipsisWidths []int
//for {
// g, ok := th.Shaper.NextGlyph()
// if !ok {
// break
// }
// if len(ellipsisWidths) == 0 {
// ellipsisWidths = append(ellipsisWidths, int(g.Advance>>6))
// } else {
// ellipsisWidths = append(ellipsisWidths, ellipsisWidths[len(ellipsisWidths)-1]+int(g.Advance>>6))
// }
//}
//ellipsisWidth := ellipsisWidths[len(ellipsisWidths)-1]
// Measure how wide "..." is, then find how many chars fit in availableWidth - ellipsisWidth
spaceForText := availableWidth - ellipsisWidth
//spaceForText := availableWidth - ellipsisWidth
// Layout filename, measure widths, and draw in a single pass
r.drawTruncatedText(gtx, th.Shaper, displayFilename, r.theme.FontSize, reg.X+unit.Dp(8), filenameLineY, availableWidth, spaceForText, color.NRGBA{R: 0, G: 0, B: 0, A: 255})
//r.drawTruncatedText(gtx, th.Shaper, displayFilename, r.theme.FontSize, reg.X+unit.Dp(8), filenameLineY, availableWidth, spaceForText, color.NRGBA{R: 0, G: 0, B: 0, A: 255})
r.drawText(gtx, th.Shaper, displayFilename, r.theme.FontSize, reg.X+unit.Dp(8), filenameLineY, color.NRGBA{R: 0, G: 0, B: 0, A: 255})
// Line 2: Icons
iconsLineY := filenameLineY + filenameLineH
@ -245,6 +246,8 @@ func (r *Renderer) drawText(gtx layout.Context, shp *text.Shaper, str string, si
// drawLineText draws already-laid-out glyphs using shaper.Shape() and shaper.Bitmaps().
func (r *Renderer) drawLineText(gtx layout.Context, shp *text.Shaper, x, y unit.Dp, col color.NRGBA) {
// Match Gio's textView: record into a macro for clipping
m := op.Record(gtx.Ops)
var glyphs [32]text.Glyph
line := glyphs[:0]
for g, ok := shp.NextGlyph(); ok; g, ok = shp.NextGlyph() {
@ -257,6 +260,8 @@ func (r *Renderer) drawLineText(gtx layout.Context, shp *text.Shaper, x, y unit.
if len(line) > 0 {
r.drawLine(gtx, shp, line, x, y, col)
}
call := m.Stop()
call.Add(gtx.Ops)
}
// drawLine draws a line of glyphs using shaper.Shape() and shaper.Bitmaps().