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feat(文字性能): 优化文字定位与提取性能
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xiaoqidun committed 2026-10-10 13:25:56 +08:00
1 parent e2c74894f0
commit 246d3fd016
3 files changed
+126 -26
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ofdgo_renderer_text_canvas.go
+3 -3
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@@ -238,8 +238,8 @@ func (r *Renderer) renderText(ctx *canvas.Context, obj TextObject, pageH float64
spans = textGlyphSpans(runes, glyphTransforms, codePos)
}
positioner := NewTextPositioner(tc)
xs, ys := positioner.xs, positioner.ys
drawAsPath := embeddedFont || face.FauxBold > 0 || textCodePositioned(tc, xs, ys) || fillClip != nil || shadedFill || fillPattern != nil || shouldStroke
positioned := textCodePositioned(tc, positioner.xs, positioner.ys)
drawAsPath := embeddedFont || face.FauxBold > 0 || positioned || fillClip != nil || shadedFill || fillPattern != nil || shouldStroke
for i, glyph := range glyphs {
str := glyph.Text
drawAsGlyphPath := drawAsPath || glyph.GlyphID >= 0
@@ -343,7 +343,7 @@ func (r *Renderer) renderText(ctx *canvas.Context, obj TextObject, pageH float64
if pdfText {
glyphClip = nil
}
if !pdfText && fillClip != nil && !embeddedFont && face.FauxBold == 0 && !textCodePositioned(tc, xs, ys) && !shadedFill && fillPattern == nil && glyph.GlyphID < 0 && !hasUnderline {
if !pdfText && fillClip != nil && !embeddedFont && face.FauxBold == 0 && !positioned && !shadedFill && fillPattern == nil && glyph.GlyphID < 0 && !hasUnderline {
if rect, ok := rectangularPath(fillClip); ok {
transform := canvas.Identity.Translate(canvasX, canvasY)
if useTextMatrix {