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Merge branch 'master' of git+ssh://emmanuel@git.cairographics.org/git/cairo

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This commit is contained in:
Emmanuel Pacaud 2006-04-18 21:23:59 +02:00
commit 9c65dee86b
1 changed files with 55 additions and 6 deletions
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61
src/cairo-pdf-surface.c
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@ -2038,6 +2038,55 @@ _cairo_pdf_document_add_page (cairo_pdf_document_t *document,
return CAIRO_STATUS_SUCCESS;
}
static cairo_bool_t
_surface_pattern_supported (const cairo_surface_pattern_t *pattern)
{
if (pattern->surface->backend->acquire_source_image != NULL)
return TRUE;
return FALSE;
}
static cairo_bool_t
_pattern_supported (const cairo_pattern_t *pattern)
{
if (pattern->type == CAIRO_PATTERN_TYPE_SOLID)
return TRUE;
if (pattern->type == CAIRO_PATTERN_TYPE_SURFACE)
return _surface_pattern_supported ((const cairo_surface_pattern_t *) pattern);
return FALSE;
}
static cairo_int_status_t
_operation_supported (cairo_pdf_surface_t *surface,
cairo_operator_t op,
const cairo_pattern_t *pattern)
{
if (! _pattern_supported (pattern))
return FALSE;
if (_cairo_operator_always_opaque (op))
return TRUE;
if (_cairo_operator_always_translucent (op))
return FALSE;
return _cairo_pattern_is_opaque (pattern);
}
static cairo_int_status_t
_analyze_operation (cairo_pdf_surface_t *surface,
cairo_operator_t op,
const cairo_pattern_t *pattern)
{
if (_operation_supported (surface, op, pattern))
return CAIRO_STATUS_SUCCESS;
else
return CAIRO_INT_STATUS_UNSUPPORTED;
}
static cairo_int_status_t
_cairo_pdf_surface_paint (void *abstract_surface,
cairo_operator_t op,
@ -2109,18 +2158,18 @@ _cairo_pdf_surface_fill (void *abstract_surface,
cairo_status_t status;
pdf_path_info_t info;
/* XXX: Temporarily disabling all "native" PDF output---will be
* switching to real analysis shortly. */
if (surface->paginated_mode == CAIRO_PAGINATED_MODE_ANALYZE)
return CAIRO_INT_STATUS_UNSUPPORTED;
ASSERT_NOT_REACHED;
return _analyze_operation (surface, op, source);
assert (_operation_supported (surface, op, source));
status = emit_pattern (surface, source);
if (status)
return status;
/* After the above switch the current stream should belong to this
* surface, so no need to _cairo_pdf_surface_ensure_stream() */
/* After emitting the pattern the current stream should belong to
* this surface, so no need to _cairo_pdf_surface_ensure_stream()
*/
assert (document->current_stream != NULL &&
document->current_stream == surface->current_stream);