xiaoqidun/ofdgo
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feat(转换能力): 修复蒙版转换并优化性能
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xiaoqidun committed 2026-09-30 18:44:16 +08:00
1 parent 59a2c4d8fe
commit 91aa711dfc
4 files changed
+19 -8
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ofdgo_pdf_group.go
+7 -1
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@@ -553,6 +553,12 @@ func (p *pdfImporter) maskClip(mask *pdfgo.SoftMask) (pdfgo.Path, error) {
}
identity := pdfImporter{matrix: pdfgo.Identity()}
var visitor pdfgo.Visitor
visitor.Text = func(pdfgo.TextMark) error {
return &pdfgo.UnsupportedError{Feature: "text mask graphic"}
}
visitor.Image = func(pdfgo.ImageMark) error {
return &pdfgo.UnsupportedError{Feature: "image mask graphic"}
}
visitor.Group = func(mark pdfgo.GroupMark, walk func(pdfgo.Visitor) error) error {
if mark.Alpha != 1 || mark.SoftMask != nil || !pdfNormalBlend(mark.BlendMode) || mark.ColorSpace != nil && !mark.ColorSpace.Equal(mask.ColorSpace) {
return &pdfgo.UnsupportedError{Feature: "transparent mask group"}
@@ -561,7 +567,7 @@ func (p *pdfImporter) maskClip(mask *pdfgo.SoftMask) (pdfgo.Path, error) {
}
visitor.Path = func(mark pdfgo.PathMark) error {
paint := mark.Style.Fill
if !mark.Fill || mark.Stroke || paint.Alpha != 1 || paint.CMYK != nil || paint.Axial != nil || paint.Radial != nil || paint.Tiling != nil || paint.Space != nil && paint.Space.Calibrated() || paint.RGB[0] != paint.RGB[1] || paint.RGB[1] != paint.RGB[2] || mark.Style.SoftMask != nil || !pdfNormalBlend(mark.Style.BlendMode) {
if !mark.Fill || mark.Stroke || paint.Alpha != 1 || paint.CMYK != nil || paint.Axial != nil || paint.Radial != nil || paint.Mesh != nil || paint.Tiling != nil || paint.Space != nil && paint.Space.Calibrated() || paint.RGB[0] != paint.RGB[1] || paint.RGB[1] != paint.RGB[2] || mark.Style.SoftMask != nil || !pdfNormalBlend(mark.Style.BlendMode) {
return &pdfgo.UnsupportedError{Feature: "nonbinary mask graphic"}
}
visible, err := opacity(paint.RGB[0])