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Do not use PDF fill-stroke operator with transparent fill

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because the PDF rendering does not match cairo. See
PDF Reference 7.6.3.

Bug report at
https://bugs.launchpad.net/inkscape/+bug/202096
This commit is contained in:
Adrian Johnson 2008-03-14 21:26:04 +10:30
parent 0aef7c1a34
commit 7e83d6e6fb
1 changed files with 5 additions and 10 deletions
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15
src/cairo-pdf-surface.c
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@ -4536,19 +4536,14 @@ _cairo_pdf_surface_fill_stroke (void *abstract_surface,
if (surface->paginated_mode == CAIRO_PAGINATED_MODE_ANALYZE)
return CAIRO_INT_STATUS_UNSUPPORTED;
/* Fill-stroke with patterns requiring an SMask are not currently
* implemented. Non opaque stroke patterns are not supported
* because the PDF fill-stroke operator does not blend a
* transparent stroke with the fill.
/* PDF rendering of fill-stroke is not the same as cairo when
* either the fill or stroke is not opaque.
*/
if (fill_source->type == CAIRO_PATTERN_TYPE_LINEAR ||
fill_source->type == CAIRO_PATTERN_TYPE_RADIAL)
if ( !_cairo_pattern_is_opaque (fill_source) ||
!_cairo_pattern_is_opaque (stroke_source))
{
if (!_cairo_pattern_is_opaque (fill_source))
return CAIRO_INT_STATUS_UNSUPPORTED;
}
if (!_cairo_pattern_is_opaque (stroke_source))
return CAIRO_INT_STATUS_UNSUPPORTED;
}
fill_pattern_res.id = 0;
gstate_res.id = 0;