diff options
Diffstat (limited to 'src/extension')
| -rw-r--r-- | src/extension/internal/filter/filter.cpp | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/src/extension/internal/filter/filter.cpp b/src/extension/internal/filter/filter.cpp index 048207332..d98f8e9a2 100644 --- a/src/extension/internal/filter/filter.cpp +++ b/src/extension/internal/filter/filter.cpp @@ -70,7 +70,7 @@ Filter::get_filter (Inkscape::Extension::Extension * ext) { return sp_repr_read_mem(filter, strlen(filter), NULL); } -void +void Filter::merge_filters (Inkscape::XML::Node * to, Inkscape::XML::Node * from, Inkscape::XML::Document * doc, gchar * srcGraphic, gchar * srcGraphicAlpha) { if (from == NULL) return; @@ -99,7 +99,7 @@ Filter::merge_filters (Inkscape::XML::Node * to, Inkscape::XML::Node * from, Ink from_child != NULL ; from_child = from_child->next()) { Glib::ustring name = "svg:"; name += from_child->name(); - + Inkscape::XML::Node * to_child = doc->createElement(name.c_str()); to->appendChild(to_child); merge_filters(to_child, from_child, doc, srcGraphic, srcGraphicAlpha); @@ -149,7 +149,7 @@ Filter::effect (Inkscape::Extension::Effect *module, Inkscape::UI::View::View *d Glib::ustring url = "url(#"; url += newfilterroot->attribute("id"); url += ")"; merge_filters(newfilterroot, filterdoc->root(), xmldoc); - + Inkscape::GC::release(newfilterroot); sp_repr_css_set_property(css, "filter", url.c_str()); @@ -170,21 +170,29 @@ Filter::effect (Inkscape::Extension::Effect *module, Inkscape::UI::View::View *d } g_free(lfilter); + // no filter if (filternode == NULL) { + g_warning("no assoziating filter found!"); continue; } - filternode->lastChild()->setAttribute("result", FILTER_SRC_GRAPHIC); + if (filternode->lastChild() == NULL) { + // empty filter, we insert + merge_filters(filternode, filterdoc->root(), xmldoc); + } else { + // existing filter, we merge + filternode->lastChild()->setAttribute("result", FILTER_SRC_GRAPHIC); + Inkscape::XML::Node * alpha = xmldoc->createElement("svg:feColorMatrix"); + alpha->setAttribute("result", FILTER_SRC_GRAPHIC_ALPHA); + alpha->setAttribute("in", FILTER_SRC_GRAPHIC); // not required, but we're being explicit + alpha->setAttribute("values", "0 0 0 -1 0 0 0 0 -1 0 0 0 0 -1 0 0 0 0 1 0"); - Inkscape::XML::Node * alpha = xmldoc->createElement("svg:feColorMatrix"); - alpha->setAttribute("result", FILTER_SRC_GRAPHIC_ALPHA); - alpha->setAttribute("in", FILTER_SRC_GRAPHIC); // not required, but we're being explicit - alpha->setAttribute("values", "0 0 0 -1 0 0 0 0 -1 0 0 0 0 -1 0 0 0 0 1 0"); - filternode->appendChild(alpha); + filternode->appendChild(alpha); - merge_filters(filternode, filterdoc->root(), xmldoc, FILTER_SRC_GRAPHIC, FILTER_SRC_GRAPHIC_ALPHA); + merge_filters(filternode, filterdoc->root(), xmldoc, FILTER_SRC_GRAPHIC, FILTER_SRC_GRAPHIC_ALPHA); - Inkscape::GC::release(alpha); + Inkscape::GC::release(alpha); + } } } |