![[tokkee]](http://tokkee.org/images/avatar.png){kind=avatar}
diff --git a/src/splivarot.cpp b/src/splivarot.cpp
index feba2cab6b0ee522b2cd5f02f8f4e5699520c082..e7787813d3830383700e0e69f9b70ce5937c7b5d 100644 (file)
--- a/src/splivarot.cpp
+++ b/src/splivarot.cpp
@@ -624,6 +624,253 @@ void sp_selected_path_outline_add_marker( SPObject *marker_object, Geom::Matrix
}
}
+static
+void item_outline_add_marker( SPObject const *marker_object, Geom::Matrix marker_transform,
+ Geom::Scale stroke_scale, Geom::PathVector* pathv_in )
+{
+ SPMarker* marker = SP_MARKER (marker_object);
+ SPItem* marker_item = sp_item_first_item_child(SP_OBJECT(marker_object));
+
+ Geom::Matrix tr(marker_transform);
+ if (marker->markerUnits == SP_MARKER_UNITS_STROKEWIDTH) {
+ tr = stroke_scale * tr;
+ }
+ // total marker transform
+ tr = marker_item->transform * marker->c2p * tr;
+
+ Geom::PathVector* marker_pathv = item_outline(marker_item);
+
+ if (marker_pathv) {
+ for (unsigned int j=0; j < marker_pathv->size(); j++) {
+ pathv_in->push_back((*marker_pathv)[j] * tr);
+ }
+ delete marker_pathv;
+ }
+}
+
+/**
+ * Returns a pathvector that is the outline of the stroked item, with markers.
+ * item must be SPShape of SPText.
+ */
+Geom::PathVector* item_outline(SPItem const *item)
+{
+ Geom::PathVector *ret_pathv = NULL;
+
+ if (!SP_IS_SHAPE(item) && !SP_IS_TEXT(item))
+ return ret_pathv;
+
+ // no stroke: no outline
+ if (!SP_OBJECT_STYLE(item) || SP_OBJECT_STYLE(item)->stroke.noneSet) {
+ return ret_pathv;
+ }
+
+ SPCurve *curve = NULL;
+ if (SP_IS_SHAPE(item)) {
+ curve = sp_shape_get_curve(SP_SHAPE(item));
+ } else if (SP_IS_TEXT(item)) {
+ curve = SP_TEXT(item)->getNormalizedBpath();
+ }
+ if (curve == NULL) {
+ return ret_pathv;
+ }
+
+ if (curve->get_pathvector().empty()) {
+ return ret_pathv;
+ }
+
+ // remember old stroke style, to be set on fill
+ SPStyle *i_style = SP_OBJECT_STYLE(item);
+
+ Geom::Matrix const transform(item->transform);
+ float const scale = transform.descrim();
+
+ float o_width, o_miter;
+ JoinType o_join;
+ ButtType o_butt;
+ {
+ o_width = i_style->stroke_width.computed;
+ if (o_width < 0.1) {
+ o_width = 0.1;
+ }
+ o_miter = i_style->stroke_miterlimit.value * o_width;
+
+ switch (i_style->stroke_linejoin.computed) {
+ case SP_STROKE_LINEJOIN_MITER:
+ o_join = join_pointy;
+ break;
+ case SP_STROKE_LINEJOIN_ROUND:
+ o_join = join_round;
+ break;
+ default:
+ o_join = join_straight;
+ break;
+ }
+
+ switch (i_style->stroke_linecap.computed) {
+ case SP_STROKE_LINECAP_SQUARE:
+ o_butt = butt_square;
+ break;
+ case SP_STROKE_LINECAP_ROUND:
+ o_butt = butt_round;
+ break;
+ default:
+ o_butt = butt_straight;
+ break;
+ }
+ }
+
+ // Livarots outline of arcs is broken. So convert the path to linear and cubics only, for which the outline is created correctly.
+ Geom::PathVector pathv = pathv_to_linear_and_cubic_beziers( curve->get_pathvector() );
+
+ Path *orig = new Path;
+ orig->LoadPathVector(pathv);
+
+ Path *res = new Path;
+ res->SetBackData(false);
+
+ if (i_style->stroke_dash.n_dash) {
+ // For dashed strokes, use Stroke method, because Outline can't do dashes
+ // However Stroke adds lots of extra nodes _or_ makes the path crooked, so consider this a temporary workaround
+
+ orig->ConvertWithBackData(0.1);
+
+ orig->DashPolylineFromStyle(i_style, scale, 0);
+
+ Shape* theShape = new Shape;
+ orig->Stroke(theShape, false, 0.5*o_width, o_join, o_butt,
+ 0.5 * o_miter);
+ orig->Outline(res, 0.5 * o_width, o_join, o_butt, 0.5 * o_miter);
+
+ Shape *theRes = new Shape;
+
+ theRes->ConvertToShape(theShape, fill_positive);
+
+ Path *originaux[1];
+ originaux[0] = res;
+ theRes->ConvertToForme(orig, 1, originaux);
+
+ res->Coalesce(5.0);
+
+ delete theShape;
+ delete theRes;
+ } else {
+ orig->Outline(res, 0.5 * o_width, o_join, o_butt, 0.5 * o_miter);
+
+ orig->Coalesce(0.5 * o_width);
+
+ Shape *theShape = new Shape;
+ Shape *theRes = new Shape;
+
+ res->ConvertWithBackData(1.0);
+ res->Fill(theShape, 0);
+ theRes->ConvertToShape(theShape, fill_positive);
+
+ Path *originaux[1];
+ originaux[0] = res;
+ theRes->ConvertToForme(orig, 1, originaux);
+
+ delete theShape;
+ delete theRes;
+ }
+
+ if (orig->descr_cmd.size() <= 1) {
+ // ca a merd\8e, ou bien le resultat est vide
+ delete res;
+ delete orig;
+ curve->unref();
+ return ret_pathv;
+ }
+
+
+ if (res->descr_cmd.size() > 1) { // if there's 0 or 1 node left, drop this path altogether
+ ret_pathv = orig->MakePathVector();
+
+ if (SP_IS_SHAPE(item) && sp_shape_has_markers (SP_SHAPE(item))) {
+ SPShape *shape = SP_SHAPE(item);
+
+ Geom::PathVector const & pathv = curve->get_pathvector();
+
+ // START marker
+ for (int i = 0; i < 2; i++) { // SP_MARKER_LOC and SP_MARKER_LOC_START
+ if ( SPObject *marker_obj = shape->marker[i] ) {
+ Geom::Matrix const m (sp_shape_marker_get_transform_at_start(pathv.front().front()));
+ item_outline_add_marker( marker_obj, m,
+ Geom::Scale(i_style->stroke_width.computed),
+ ret_pathv );
+ }
+ }
+ // MID marker
+ for (int i = 0; i < 3; i += 2) { // SP_MARKER_LOC and SP_MARKER_LOC_MID
+ SPObject *midmarker_obj = shape->marker[i];
+ if (!midmarker_obj) continue;
+ for(Geom::PathVector::const_iterator path_it = pathv.begin(); path_it != pathv.end(); ++path_it) {
+ // START position
+ if ( path_it != pathv.begin()
+ && ! ((path_it == (pathv.end()-1)) && (path_it->size_default() == 0)) ) // if this is the last path and it is a moveto-only, there is no mid marker there
+ {
+ Geom::Matrix const m (sp_shape_marker_get_transform_at_start(path_it->front()));
+ item_outline_add_marker( midmarker_obj, m,
+ Geom::Scale(i_style->stroke_width.computed),
+ ret_pathv );
+ }
+ // MID position
+ if (path_it->size_default() > 1) {
+ Geom::Path::const_iterator curve_it1 = path_it->begin(); // incoming curve
+ Geom::Path::const_iterator curve_it2 = ++(path_it->begin()); // outgoing curve
+ while (curve_it2 != path_it->end_default())
+ {
+ /* Put marker between curve_it1 and curve_it2.
+ * Loop to end_default (so including closing segment), because when a path is closed,
+ * there should be a midpoint marker between last segment and closing straight line segment
+ */
+ Geom::Matrix const m (sp_shape_marker_get_transform(*curve_it1, *curve_it2));
+ item_outline_add_marker( midmarker_obj, m,
+ Geom::Scale(i_style->stroke_width.computed),
+ ret_pathv);
+
+ ++curve_it1;
+ ++curve_it2;
+ }
+ }
+ // END position
+ if ( path_it != (pathv.end()-1) && !path_it->empty()) {
+ Geom::Curve const &lastcurve = path_it->back_default();
+ Geom::Matrix const m = sp_shape_marker_get_transform_at_end(lastcurve);
+ item_outline_add_marker( midmarker_obj, m,
+ Geom::Scale(i_style->stroke_width.computed),
+ ret_pathv );
+ }
+ }
+ }
+ // END marker
+ for (int i = 0; i < 4; i += 3) { // SP_MARKER_LOC and SP_MARKER_LOC_END
+ if ( SPObject *marker_obj = shape->marker[i] ) {
+ /* Get reference to last curve in the path.
+ * For moveto-only path, this returns the "closing line segment". */
+ Geom::Path const &path_last = pathv.back();
+ unsigned int index = path_last.size_default();
+ if (index > 0) {
+ index--;
+ }
+ Geom::Curve const &lastcurve = path_last[index];
+
+ Geom::Matrix const m = sp_shape_marker_get_transform_at_end(lastcurve);
+ item_outline_add_marker( marker_obj, m,
+ Geom::Scale(i_style->stroke_width.computed),
+ ret_pathv );
+ }
+ }
+ }
+
+ curve->unref();
+ }
+
+ delete res;
+ delete orig;
+
+ return ret_pathv;
+}
+
void
sp_selected_path_outline(SPDesktop *desktop)
{
continue;
}
+ if (curve->get_pathvector().empty()) {
+ continue;
+ }
+
// pas de stroke pas de chocolat
if (!SP_OBJECT_STYLE(item) || SP_OBJECT_STYLE(item)->stroke.noneSet) {
curve->unref();
SPShape *shape = SP_SHAPE(item);
Geom::PathVector const & pathv = curve->get_pathvector();
- for(Geom::PathVector::const_iterator path_it = pathv.begin(); path_it != pathv.end(); ++path_it) {
- for (int i = 0; i < 2; i++) { // SP_MARKER_LOC and SP_MARKER_LOC_START
- if ( SPObject *marker_obj = shape->marker[i] ) {
+
+ // START marker
+ for (int i = 0; i < 2; i++) { // SP_MARKER_LOC and SP_MARKER_LOC_START
+ if ( SPObject *marker_obj = shape->marker[i] ) {
+ Geom::Matrix const m (sp_shape_marker_get_transform_at_start(pathv.front().front()));
+ sp_selected_path_outline_add_marker( marker_obj, m,
+ Geom::Scale(i_style->stroke_width.computed), transform,
+ g_repr, xml_doc, doc );
+ }
+ }
+ // MID marker
+ for (int i = 0; i < 3; i += 2) { // SP_MARKER_LOC and SP_MARKER_LOC_MID
+ SPObject *midmarker_obj = shape->marker[i];
+ if (!midmarker_obj) continue;
+ for(Geom::PathVector::const_iterator path_it = pathv.begin(); path_it != pathv.end(); ++path_it) {
+ // START position
+ if ( path_it != pathv.begin()
+ && ! ((path_it == (pathv.end()-1)) && (path_it->size_default() == 0)) ) // if this is the last path and it is a moveto-only, there is no mid marker there
+ {
Geom::Matrix const m (sp_shape_marker_get_transform_at_start(path_it->front()));
- sp_selected_path_outline_add_marker( marker_obj, m,
+ sp_selected_path_outline_add_marker( midmarker_obj, m,
Geom::Scale(i_style->stroke_width.computed), transform,
g_repr, xml_doc, doc );
}
- }
-
- for (int i = 0; i < 3; i += 2) { // SP_MARKER_LOC and SP_MARKER_LOC_MID
- SPObject *midmarker_obj = shape->marker[i];
- if ( midmarker_obj && (path_it->size_default() > 1) ) {
+ // MID position
+ if (path_it->size_default() > 1) {
Geom::Path::const_iterator curve_it1 = path_it->begin(); // incoming curve
Geom::Path::const_iterator curve_it2 = ++(path_it->begin()); // outgoing curve
while (curve_it2 != path_it->end_default())
++curve_it2;
}
}
- }
-
- for (int i = 0; i < 4; i += 3) { // SP_MARKER_LOC and SP_MARKER_LOC_END
- if ( SPObject *marker_obj = shape->marker[i] ) {
- /* Get reference to last curve in the path.
- * For moveto-only path, this returns the "closing line segment". */
- unsigned int index = path_it->size_default();
- if (index > 0) {
- index--;
- }
- Geom::Curve const &lastcurve = (*path_it)[index];
-
+ // END position
+ if ( path_it != (pathv.end()-1) && !path_it->empty()) {
+ Geom::Curve const &lastcurve = path_it->back_default();
Geom::Matrix const m = sp_shape_marker_get_transform_at_end(lastcurve);
- sp_selected_path_outline_add_marker( marker_obj, m,
+ sp_selected_path_outline_add_marker( midmarker_obj, m,
Geom::Scale(i_style->stroke_width.computed), transform,
g_repr, xml_doc, doc );
}
}
}
+ // END marker
+ for (int i = 0; i < 4; i += 3) { // SP_MARKER_LOC and SP_MARKER_LOC_END
+ if ( SPObject *marker_obj = shape->marker[i] ) {
+ /* Get reference to last curve in the path.
+ * For moveto-only path, this returns the "closing line segment". */
+ Geom::Path const &path_last = pathv.back();
+ unsigned int index = path_last.size_default();
+ if (index > 0) {
+ index--;
+ }
+ Geom::Curve const &lastcurve = path_last[index];
+
+ Geom::Matrix const m = sp_shape_marker_get_transform_at_end(lastcurve);
+ sp_selected_path_outline_add_marker( marker_obj, m,
+ Geom::Scale(i_style->stroke_width.computed), transform,
+ g_repr, xml_doc, doc );
+ }
+ }
selection->add(g_repr);
fill-column:99
End:
*/
-// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :