static void
sp_usepath_move_compensate(Geom::Affine const *mp, SPItem *original, SPUsePath *self)
{
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
guint mode = prefs->getInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_PARALLEL);
if (mode == SP_CLONE_COMPENSATION_NONE) {
return;
}
SPItem *item = SP_ITEM(self->owner);
// TODO kill naughty naughty #if 0
#if 0
Geom::Affine m(*mp);
if (!(m.is_translation())) {
return;
}
Geom::Affine const t(item->transform);
Geom::Affine clone_move = t.inverse() * m * t;
// Calculate the compensation matrix and the advertized movement matrix.
Geom::Affine advertized_move;
if (mode == SP_CLONE_COMPENSATION_PARALLEL) {
//clone_move = clone_move.inverse();
advertized_move.set_identity();
} else if (mode == SP_CLONE_COMPENSATION_UNMOVED) {
clone_move = clone_move.inverse() * m;
advertized_move = m;
} else {
g_assert_not_reached();
}
// Commit the compensation.
item->transform *= clone_move;
sp_item_write_transform(item, item->getRepr(), item->transform, &advertized_move);
#else
(void)mp;
(void)original;
#endif
self->sourceDirty = true;
item->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
}
void
ObjectCompositeSettings::_blendBlurValueChanged()
{
if (!_subject) {
return;
}
SPDesktop *desktop = _subject->getDesktop();
if (!desktop) {
return;
}
SPDocument *document = sp_desktop_document (desktop);
if (_blocked)
return;
_blocked = true;
// FIXME: fix for GTK breakage, see comment in SelectedStyle::on_opacity_changed; here it results in crash 1580903
//sp_canvas_force_full_redraw_after_interruptions(sp_desktop_canvas(desktop), 0);
Geom::OptRect bbox = _subject->getBounds(SPItem::GEOMETRIC_BBOX);
double radius;
if (bbox) {
double perimeter = bbox->dimensions()[Geom::X] + bbox->dimensions()[Geom::Y]; // fixme: this is only half the perimeter, is that correct?
radius = _fe_cb.get_blur_value() * perimeter / 400;
} else {
radius = 0;
}
const Glib::ustring blendmode = _fe_cb.get_blend_mode();
//apply created filter to every selected item
for (StyleSubject::iterator i = _subject->begin() ; i != _subject->end() ; ++i ) {
if (!SP_IS_ITEM(*i)) {
continue;
}
SPItem * item = SP_ITEM(*i);
SPStyle *style = item->style;
g_assert(style != NULL);
if (blendmode != "normal") {
SPFilter *filter = new_filter_simple_from_item(document, item, blendmode.c_str(), radius);
sp_style_set_property_url(item, "filter", filter, false);
} else {
sp_style_set_property_url(item, "filter", NULL, false);
}
if (radius == 0 && item->style->filter.set
&& filter_is_single_gaussian_blur(SP_FILTER(item->style->getFilter()))) {
remove_filter(item, false);
}
else if (radius != 0) {
SPFilter *filter = modify_filter_gaussian_blur_from_item(document, item, radius);
sp_style_set_property_url(item, "filter", filter, false);
}
//request update
item->requestDisplayUpdate(( SP_OBJECT_MODIFIED_FLAG |
SP_OBJECT_STYLE_MODIFIED_FLAG ));
}
DocumentUndo::maybeDone(document, _blur_tag.c_str(), _verb_code,
_("Change blur"));
// resume interruptibility
//sp_canvas_end_forced_full_redraws(sp_desktop_canvas(desktop));
_blocked = false;
}
