/**
* Sets a value in the path object given by 'key', to 'value'. This is used
* for setting attributes and markers on a path object.
*/
static void
sp_path_set (SPObject *object, unsigned int key, const gchar *value)
{
SPPath *path;
int marker_type;
path = (SPPath *) object;
switch (key) {
case SP_ATTR_D:
if (value) {
ArtBpath *bpath;
SPCurve *curve;
bpath = sp_svg_read_path (value);
curve = sp_curve_new_from_bpath (bpath);
sp_shape_set_curve ((SPShape *) path, curve, TRUE);
sp_curve_unref (curve);
} else {
sp_shape_set_curve ((SPShape *) path, NULL, TRUE);
}
break;
case SP_PROP_MARKER:
case SP_PROP_MARKER_START:
case SP_PROP_MARKER_MID:
case SP_PROP_MARKER_END:
sp_shape_set_marker (object, key, value);
break;
default:
if (((SPObjectClass *) parent_class)->set) {
((SPObjectClass *) parent_class)->set (object, key, value);
}
break;
}
}
void SPShape::build(SPDocument *document, Inkscape::XML::Node *repr) {
SPLPEItem::build(document, repr);
for (int i = 0 ; i < SP_MARKER_LOC_QTY ; i++) {
sp_shape_set_marker (this, i, this->style->marker_ptrs[i]->value);
}
}
Inkscape::DrawingItem* SPShape::show(Inkscape::Drawing &drawing, unsigned int /*key*/, unsigned int /*flags*/) {
Inkscape::DrawingShape *s = new Inkscape::DrawingShape(drawing);
s->setStyle(this->style);
s->setPath(this->_curve);
/* This stanza checks that an object's marker style agrees with
* the marker objects it has allocated. sp_shape_set_marker ensures
* that the appropriate marker objects are present (or absent) to
* match the style.
*/
for (int i = 0 ; i < SP_MARKER_LOC_QTY ; i++) {
sp_shape_set_marker (this, i, this->style->marker_ptrs[i]->value);
}
if (this->hasMarkers ()) {
/* provide key and dimension the marker views */
if (!s->key()) {
s->setKey(SPItem::display_key_new (SP_MARKER_LOC_QTY));
}
for (int i = 0; i < SP_MARKER_LOC_QTY; i++) {
if (_marker[i]) {
sp_marker_show_dimension(_marker[i],
s->key() + i,
numberOfMarkers(i));
}
}
/* Update marker views */
sp_shape_update_marker_view (this, s);
}
return s;
}
void SPShape::update(SPCtx* ctx, guint flags) {
SPLPEItem::update(ctx, flags);
/* This stanza checks that an object's marker style agrees with
* the marker objects it has allocated. sp_shape_set_marker ensures
* that the appropriate marker objects are present (or absent) to
* match the style.
*/
for (int i = 0 ; i < SP_MARKER_LOC_QTY ; i++) {
sp_shape_set_marker (this, i, this->style->marker_ptrs[i]->value);
}
if (flags & (SP_OBJECT_STYLE_MODIFIED_FLAG | SP_OBJECT_VIEWPORT_MODIFIED_FLAG)) {
if (this->style->stroke_width.unit == SP_CSS_UNIT_PERCENT) {
SPItemCtx *ictx = (SPItemCtx *) ctx;
double const aw = 1.0 / ictx->i2vp.descrim();
this->style->stroke_width.computed = this->style->stroke_width.value * aw;
for (SPItemView *v = ((SPItem *) (this))->display; v != NULL; v = v->next) {
Inkscape::DrawingShape *sh = dynamic_cast<Inkscape::DrawingShape *>(v->arenaitem);
sh->setStyle(this->style);
}
}
}
if (flags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_PARENT_MODIFIED_FLAG)) {
/* This is suboptimal, because changing parent style schedules recalculation */
/* But on the other hand - how can we know that parent does not tie style and transform */
for (SPItemView *v = this->display; v != NULL; v = v->next) {
Inkscape::DrawingShape *sh = dynamic_cast<Inkscape::DrawingShape *>(v->arenaitem);
if (flags & SP_OBJECT_MODIFIED_FLAG) {
sh->setPath(this->_curve);
}
}
}
if (this->hasMarkers ()) {
/* Dimension marker views */
for (SPItemView *v = this->display; v != NULL; v = v->next) {
if (!v->arenaitem->key()) {
v->arenaitem->setKey(SPItem::display_key_new (SP_MARKER_LOC_QTY));
}
for (int i = 0 ; i < SP_MARKER_LOC_QTY ; i++) {
if (_marker[i]) {
sp_marker_show_dimension(_marker[i],
v->arenaitem->key() + i,
numberOfMarkers(i));
}
}
}
/* Update marker views */
for (SPItemView *v = this->display; v != NULL; v = v->next) {
sp_shape_update_marker_view (this, v->arenaitem);
}
}
}
/**
* Sets a value in the path object given by 'key', to 'value'. This is used
* for setting attributes and markers on a path object.
*/
static void
sp_path_set(SPObject *object, unsigned int key, gchar const *value)
{
SPPath *path = (SPPath *) object;
switch (key) {
case SP_ATTR_INKSCAPE_ORIGINAL_D:
if (value) {
Geom::PathVector pv = sp_svg_read_pathv(value);
SPCurve *curve = new SPCurve(pv);
if (curve) {
path->set_original_curve(curve, TRUE, true);
curve->unref();
}
} else {
path->set_original_curve(NULL, TRUE, true);
}
object->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
break;
case SP_ATTR_D:
if (value) {
Geom::PathVector pv = sp_svg_read_pathv(value);
SPCurve *curve = new SPCurve(pv);
if (curve) {
((SPShape *) path)->setCurve(curve, TRUE);
curve->unref();
}
} else {
((SPShape *) path)->setCurve(NULL, TRUE);
}
object->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
break;
case SP_PROP_MARKER:
case SP_PROP_MARKER_START:
case SP_PROP_MARKER_MID:
case SP_PROP_MARKER_END:
sp_shape_set_marker(object, key, value);
object->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
break;
case SP_ATTR_CONNECTOR_TYPE:
case SP_ATTR_CONNECTOR_CURVATURE:
case SP_ATTR_CONNECTION_START:
case SP_ATTR_CONNECTION_END:
case SP_ATTR_CONNECTION_START_POINT:
case SP_ATTR_CONNECTION_END_POINT:
path->connEndPair.setAttr(key, value);
break;
default:
if (((SPObjectClass *) parent_class)->set) {
((SPObjectClass *) parent_class)->set(object, key, value);
}
break;
}
}
