void nr_arena_group_set_style (NRArenaGroup *group, SPStyle *style)
{
g_return_if_fail(group != NULL);
g_return_if_fail(NR_IS_ARENA_GROUP(group));
if (style) sp_style_ref(style);
if (group->style) sp_style_unref(group->style);
group->style = style;
//if group has a filter
if (style->filter.set && style->getFilter()) {
if (!group->filter) {
int primitives = sp_filter_primitive_count(SP_FILTER(style->getFilter()));
group->filter = new Inkscape::Filters::Filter(primitives);
}
sp_filter_build_renderer(SP_FILTER(style->getFilter()), group->filter);
} else {
//no filter set for this group
delete group->filter;
group->filter = NULL;
}
if (style && style->enable_background.set
&& style->enable_background.value == SP_CSS_BACKGROUND_NEW) {
group->background_new = true;
}
}
/**
* Process information related to the new style.
*
* Note: _style is not used by DrawingGlyphs which uses its parent style.
*/
void
DrawingItem::setStyle(SPStyle *style, SPStyle *context_style)
{
// std::cout << "DrawingItem::setStyle: " << name() << " " << style
// << " " << context_style << std::endl;
if( style != _style ) {
if (style) sp_style_ref(style);
if (_style) sp_style_unref(_style);
_style = style;
}
if (style && style->filter.set && style->getFilter()) {
if (!_filter) {
int primitives = sp_filter_primitive_count(SP_FILTER(style->getFilter()));
_filter = new Inkscape::Filters::Filter(primitives);
}
sp_filter_build_renderer(SP_FILTER(style->getFilter()), _filter);
} else {
// no filter set for this group
delete _filter;
_filter = NULL;
}
if (style && style->enable_background.set) {
if (style->enable_background.value == SP_CSS_BACKGROUND_NEW && !_background_new) {
_background_new = true;
_markForUpdate(STATE_BACKGROUND, true);
} else if (style->enable_background.value == SP_CSS_BACKGROUND_ACCUMULATE && _background_new) {
_background_new = false;
_markForUpdate(STATE_BACKGROUND, true);
}
}
if (context_style != NULL) {
_context_style = context_style;
} else if (_parent != NULL) {
_context_style = _parent->_context_style;
}
_markForUpdate(STATE_ALL, false);
}
// this function does nothing more than store all its parameters for future reference
void Layout::appendText(Glib::ustring const &text, SPStyle *style, void *source_cookie, OptionalTextTagAttrs const *optional_attributes, unsigned optional_attributes_offset, Glib::ustring::const_iterator text_begin, Glib::ustring::const_iterator text_end)
{
if (style == NULL) return;
InputStreamTextSource *new_source = new InputStreamTextSource;
new_source->source_cookie = source_cookie;
new_source->text = &text;
new_source->text_begin = text_begin;
new_source->text_end = text_end;
new_source->style = style;
sp_style_ref(style);
new_source->text_length = 0;
for ( ; text_begin != text_end && text_begin != text.end() ; text_begin++)
new_source->text_length++; // save this because calculating the length of a UTF-8 string is expensive
if (optional_attributes) {
// we need to fill in x and y even if the text is empty so that empty paragraphs can be positioned correctly
_copyInputVector(optional_attributes->x, optional_attributes_offset, &new_source->x, std::max(1, new_source->text_length));
_copyInputVector(optional_attributes->y, optional_attributes_offset, &new_source->y, std::max(1, new_source->text_length));
_copyInputVector(optional_attributes->dx, optional_attributes_offset, &new_source->dx, new_source->text_length);
_copyInputVector(optional_attributes->dy, optional_attributes_offset, &new_source->dy, new_source->text_length);
_copyInputVector(optional_attributes->rotate, optional_attributes_offset, &new_source->rotate, new_source->text_length);
if (!optional_attributes->rotate.empty() && optional_attributes_offset >= optional_attributes->rotate.size()) {
SVGLength last_rotate;
last_rotate = 0.f;
for (std::vector<SVGLength>::const_iterator it = optional_attributes->rotate.begin() ; it != optional_attributes->rotate.end() ; ++it)
if (it->_set)
last_rotate = *it;
new_source->rotate.resize(1, last_rotate);
}
}
_input_stream.push_back(new_source);
}
