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diff --git a/src/sp-item.cpp b/src/sp-item.cpp
index f24bf6ecc317f1584979a2c1182cf7bf976cdf43..33f140de24417947879a3e595e78ec74aa55be05 100644 (file)
--- a/src/sp-item.cpp
+++ b/src/sp-item.cpp
#include "attributes.h"
#include "document.h"
#include "uri.h"
+#include "inkscape.h"
+#include "desktop-handles.h"
#include "style.h"
#include <glibmm/i18n.h>
#include "conn-avoid-ref.h"
#include "conditions.h"
#include "sp-filter-reference.h"
+#include "filter-chemistry.h"
#include "sp-guide.h"
#include "libnr/nr-matrix-div.h"
#include "libnr/nr-convert2geom.h"
#include "algorithms/find-last-if.h"
#include "util/reverse-list.h"
+#include <2geom/rect.h>
+#include <2geom/transforms.h>
#include "xml/repr.h"
#include "extract-uri.h"
#include "live_effects/lpeobject.h"
#include "live_effects/effect.h"
+#include "live_effects/lpeobject-reference.h"
#define noSP_ITEM_DEBUG_IDLE
static void sp_item_release(SPObject *object);
static void sp_item_set(SPObject *object, unsigned key, gchar const *value);
static void sp_item_update(SPObject *object, SPCtx *ctx, guint flags);
-static Inkscape::XML::Node *sp_item_write(SPObject *object, Inkscape::XML::Node *repr, guint flags);
+static Inkscape::XML::Node *sp_item_write(SPObject *object, Inkscape::XML::Document *doc, Inkscape::XML::Node *repr, guint flags);
static gchar *sp_item_private_description(SPItem *item);
static void sp_item_private_snappoints(SPItem const *item, SnapPointsIter p);
*/
void
SPItem::setCenter(NR::Point object_centre) {
- NR::Maybe<NR::Rect> bbox = getBounds(sp_item_i2d_affine(this));
+ NR::Maybe<NR::Rect> bbox = getBounds(from_2geom(sp_item_i2d_affine(this)));
if (bbox) {
transform_center_x = object_centre[NR::X] - bbox->midpoint()[NR::X];
if (fabs(transform_center_x) < 1e-5) // rounding error
}
NR::Point SPItem::getCenter() const {
- NR::Maybe<NR::Rect> bbox = getBounds(sp_item_i2d_affine(this));
+ NR::Maybe<NR::Rect> bbox = getBounds(from_2geom(sp_item_i2d_affine(this)));
if (bbox) {
return bbox->midpoint() + NR::Point (this->transform_center_x, this->transform_center_y);
} else {
item->_clip_ref_connection.disconnect();
item->_mask_ref_connection.disconnect();
- // Note: do this here before the clip_ref is deleted, since calling
- // sp_document_ensure_up_to_date for triggered routing may reference
+ // Note: do this here before the clip_ref is deleted, since calling
+ // sp_document_ensure_up_to_date for triggered routing may reference
// the deleted clip_ref.
if (item->avoidRef) {
delete item->avoidRef;
}
static Inkscape::XML::Node *
-sp_item_write(SPObject *const object, Inkscape::XML::Node *repr, guint flags)
+sp_item_write(SPObject *const object, Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, guint flags)
{
SPItem *item = SP_ITEM(object);
}
if (((SPObjectClass *) (parent_class))->write) {
- ((SPObjectClass *) (parent_class))->write(object, repr, flags);
+ ((SPObjectClass *) (parent_class))->write(object, xml_doc, repr, flags);
}
return repr;
return r;
}
+NR::Maybe<Geom::Rect>
+SPItem::getBounds(Geom::Matrix const &transform, SPItem::BBoxType type, unsigned int /*dkey*/)
+const
+{
+ NR::Maybe<NR::Rect> r = NR::Nothing();
+ sp_item_invoke_bbox_full(this, &r, from_2geom(transform), type, TRUE);
+ return NR::Maybe<Geom::Rect>(to_2geom(*r));
+}
+
void
sp_item_invoke_bbox(SPItem const *item, NR::Maybe<NR::Rect> *bbox, NR::Matrix const &transform, unsigned const clear, SPItem::BBoxType type)
{
@@ -736,33 +751,85 @@ sp_item_invoke_bbox_full(SPItem const *item, NR::Maybe<NR::Rect> *bbox, NR::Matr
((SPItemClass *) G_OBJECT_GET_CLASS(item))->bbox(item, &temp_bbox, transform, flags);
}
- // unless this is geometric bbox, crop the bbox by clip path, if any
- if ((SPItem::BBoxType) flags != SPItem::GEOMETRIC_BBOX && item->clip_ref->getObject()) {
- NRRect b;
- sp_clippath_get_bbox(SP_CLIPPATH(item->clip_ref->getObject()), &b, transform, flags);
- nr_rect_d_intersect (&temp_bbox, &temp_bbox, &b);
+ // unless this is geometric bbox, extend by filter area and crop the bbox by clip path, if any
+ if ((SPItem::BBoxType) flags != SPItem::GEOMETRIC_BBOX) {
+ if (SP_OBJECT_STYLE(item) && SP_OBJECT_STYLE(item)->filter.href) {
+ SPObject *filter = SP_OBJECT_STYLE(item)->getFilter();
+ if (filter && SP_IS_FILTER(filter)) {
+ // default filer area per the SVG spec:
+ double x = -0.1;
+ double y = -0.1;
+ double w = 1.2;
+ double h = 1.2;
+
+ // if area is explicitly set, override:
+ if (SP_FILTER(filter)->x._set)
+ x = SP_FILTER(filter)->x.computed;
+ if (SP_FILTER(filter)->y._set)
+ y = SP_FILTER(filter)->y.computed;
+ if (SP_FILTER(filter)->width._set)
+ w = SP_FILTER(filter)->width.computed;
+ if (SP_FILTER(filter)->height._set)
+ h = SP_FILTER(filter)->height.computed;
+
+ double dx0 = 0;
+ double dx1 = 0;
+ double dy0 = 0;
+ double dy1 = 0;
+ if (filter_is_single_gaussian_blur(SP_FILTER(filter))) {
+ // if this is a single blur, use 2.4*radius
+ // which may be smaller than the default area;
+ // see set_filter_area for why it's 2.4
+ double r = get_single_gaussian_blur_radius (SP_FILTER(filter));
+ dx0 = -2.4 * r;
+ dx1 = 2.4 * r;
+ dy0 = -2.4 * r;
+ dy1 = 2.4 * r;
+ } else {
+ // otherwise, calculate expansion from relative to absolute units:
+ dx0 = x * (temp_bbox.x1 - temp_bbox.x0);
+ dx1 = (w + x - 1) * (temp_bbox.x1 - temp_bbox.x0);
+ dy0 = y * (temp_bbox.y1 - temp_bbox.y0);
+ dy1 = (h + y - 1) * (temp_bbox.y1 - temp_bbox.y0);
+ }
+
+ // transform the expansions by the item's transform:
+ NR::Matrix i2d = from_2geom(sp_item_i2d_affine (item));
+ dx0 *= NR::expansionX(i2d);
+ dx1 *= NR::expansionX(i2d);
+ dy0 *= NR::expansionY(i2d);
+ dy1 *= NR::expansionY(i2d);
+
+ // expand the bbox
+ temp_bbox.x0 += dx0;
+ temp_bbox.x1 += dx1;
+ temp_bbox.y0 += dy0;
+ temp_bbox.y1 += dy1;
+ }
+ }
+ if (item->clip_ref->getObject()) {
+ NRRect b;
+ sp_clippath_get_bbox(SP_CLIPPATH(item->clip_ref->getObject()), &b, transform, flags);
+ nr_rect_d_intersect (&temp_bbox, &temp_bbox, &b);
+ }
}
-
+
if (temp_bbox.x0 > temp_bbox.x1 || temp_bbox.y0 > temp_bbox.y1) {
- // We'll assume here that when x0 > x1 or y0 > y1, the bbox is "nothing"
- // However it has never been explicitely defined this way for NRRects
- // (as opposed to NR::Maybe<NR::Rect>)
- *bbox = NR::Nothing();
- return;
- }
-
- if (temp_bbox.x0 == temp_bbox.y0 == NR_HUGE && temp_bbox.x1 == temp_bbox.y1 == -NR_HUGE) {
- // The bbox hasn't been touched by the SPItemClass' bbox method
+ // Either the bbox hasn't been touched by the SPItemClass' bbox method
+ // (it still has its initial values, see above: x0 = y0 = NR_HUGE and x1 = y1 = -NR_HUGE)
// or it has explicitely been set to be like this (e.g. in sp_shape_bbox)
- *bbox = NR::Nothing();
+
+ // When x0 > x1 or y0 > y1, the bbox is considered to be "nothing", although it has not been
+ // explicitely defined this way for NRRects (as opposed to NR::Maybe<NR::Rect>)
+ // So union bbox with nothing = do nothing, just return
return;
}
-
+
// Do not use temp_bbox.upgrade() here, because it uses a test that returns NR::Nothing
// for any rectangle with zero area. The geometrical bbox of for example a vertical line
- // would therefore be translated into NR::Nothing (see bug https://bugs.launchpad.net/inkscape/+bug/168684)
+ // would therefore be translated into NR::Nothing (see bug https://bugs.launchpad.net/inkscape/+bug/168684)
NR::Maybe<NR::Rect> temp_bbox_new = NR::Rect(NR::Point(temp_bbox.x0, temp_bbox.y0), NR::Point(temp_bbox.x1, temp_bbox.y1));
-
+
*bbox = NR::union_bounds(*bbox, temp_bbox_new);
}
g_assert(SP_IS_ITEM(item));
g_assert(bbox != NULL);
- sp_item_invoke_bbox(item, bbox, sp_item_i2d_affine(item), TRUE, type);
+ sp_item_invoke_bbox(item, bbox, from_2geom(sp_item_i2d_affine(item)), TRUE, type);
}
NR::Maybe<NR::Rect> sp_item_bbox_desktop(SPItem *item, SPItem::BBoxType type)
{
NR::Maybe<NR::Rect> rect = NR::Nothing();
- sp_item_invoke_bbox(item, &rect, sp_item_i2d_affine(item), TRUE, type);
+ sp_item_invoke_bbox(item, &rect, from_2geom(sp_item_i2d_affine(item)), TRUE, type);
return rect;
}
static void sp_item_private_snappoints(SPItem const *item, SnapPointsIter p)
{
- NR::Maybe<NR::Rect> bbox = item->getBounds(sp_item_i2d_affine(item));
+ NR::Maybe<NR::Rect> bbox = item->getBounds(from_2geom(sp_item_i2d_affine(item)));
/* Just the corners of the bounding box suffices given that we don't yet
support angled guide lines. */
g_free (s);
s = snew;
}
+ if (SP_OBJECT_STYLE(item) && SP_OBJECT_STYLE(item)->filter.href) {
+ gchar *snew = g_strdup_printf (_("%s; <i>filtered</i>"), s);
+ g_free (s);
+ s = snew;
+ }
return s;
}
@@ -1227,35 +1299,43 @@ sp_item_adjust_paint_recursive (SPItem *item, NR::Matrix advertized_transform, N
void
sp_item_adjust_livepatheffect (SPItem *item, NR::Matrix const &postmul, bool set)
{
- if ( !SP_IS_SHAPE(item) )
+ if ( !SP_IS_LPE_ITEM(item) )
return;
- SPShape *shape = SP_SHAPE (item);
- if ( sp_shape_has_path_effect(shape) ) {
- LivePathEffectObject *lpeobj = sp_shape_get_livepatheffectobject(shape);
- LivePathEffectObject *new_lpeobj = lpeobj->fork_private_if_necessary();
- if (new_lpeobj != lpeobj) {
- sp_shape_set_path_effect(shape, new_lpeobj);
- }
-
- Inkscape::LivePathEffect::Effect * effect = sp_shape_get_livepatheffect(shape);
- if (effect) {
- effect->transform_multiply (to_2geom(postmul), set);
+ SPLPEItem *lpeitem = SP_LPE_ITEM (item);
+ if ( sp_lpe_item_has_path_effect(lpeitem) ) {
+ PathEffectList effect_list = sp_lpe_item_get_effect_list(lpeitem);
+ for (PathEffectList::iterator it = effect_list.begin(); it != effect_list.end(); it++)
+ {
+ // If the path effect is used by 2 or more items, fork it
+ // so that each object has its own independent copy of the effect
+ LivePathEffectObject *lpeobj = (*it)->lpeobject;
+ if (lpeobj) {
+ LivePathEffectObject *new_lpeobj = lpeobj->fork_private_if_necessary();
+ if (new_lpeobj != lpeobj) {
+ sp_lpe_item_replace_path_effect(lpeitem, lpeobj, new_lpeobj);
+ }
+
+ if (lpeobj->lpe) {
+ Inkscape::LivePathEffect::Effect * effect = lpeobj->lpe;
+ effect->transform_multiply(to_2geom(postmul), set);
+ }
+ }
}
}
}
/**
- * A temporary wrapper for the next function accepting the NRMatrix
+ * A temporary wrapper for the next function accepting the NR::Matrix
* instead of NR::Matrix
*/
void
-sp_item_write_transform(SPItem *item, Inkscape::XML::Node *repr, NRMatrix const *transform, NR::Matrix const *adv)
+sp_item_write_transform(SPItem *item, Inkscape::XML::Node *repr, NR::Matrix const *transform, NR::Matrix const *adv)
{
if (transform == NULL)
sp_item_write_transform(item, repr, NR::identity(), adv);
else
- sp_item_write_transform(item, repr, NR::Matrix (transform), adv);
+ sp_item_write_transform(item, repr, *transform, adv);
}
/**
}
}
+void
+sp_item_convert_item_to_guides(SPItem *item) {
+ g_return_if_fail(item != NULL);
+ g_return_if_fail(SP_IS_ITEM(item));
+
+ /* Use derived method if present ... */
+ if (((SPItemClass *) G_OBJECT_GET_CLASS(item))->convert_to_guides) {
+ (*((SPItemClass *) G_OBJECT_GET_CLASS(item))->convert_to_guides)(item);
+ return;
+ }
+
+ /* .. otherwise simply place the guides around the item's bounding box */
+
+ sp_item_convert_to_guides(item);
+}
+
/**
* \pre \a ancestor really is an ancestor (\>=) of \a object, or NULL.
* ("Ancestor (\>=)" here includes as far as \a object itself.)
*/
-NR::Matrix
+Geom::Matrix
i2anc_affine(SPObject const *object, SPObject const *const ancestor) {
- NR::Matrix ret(NR::identity());
+ Geom::Matrix ret(Geom::identity());
g_return_val_if_fail(object != NULL, ret);
/* stop at first non-renderable ancestor */
while ( object != ancestor && SP_IS_ITEM(object) ) {
if (SP_IS_ROOT(object)) {
- ret *= SP_ROOT(object)->c2p;
+ ret *= to_2geom(SP_ROOT(object)->c2p);
}
- ret *= SP_ITEM(object)->transform;
+ ret *= to_2geom(SP_ITEM(object)->transform);
object = SP_OBJECT_PARENT(object);
}
return ret;
}
-NR::Matrix
+Geom::Matrix
i2i_affine(SPObject const *src, SPObject const *dest) {
- g_return_val_if_fail(src != NULL && dest != NULL, NR::identity());
+ g_return_val_if_fail(src != NULL && dest != NULL, Geom::identity());
SPObject const *ancestor = src->nearestCommonAncestor(dest);
- return i2anc_affine(src, ancestor) / i2anc_affine(dest, ancestor);
+ return to_2geom( from_2geom(i2anc_affine(src, ancestor)) / from_2geom(i2anc_affine(dest, ancestor)) );
}
NR::Matrix SPItem::getRelativeTransform(SPObject const *dest) const {
- return i2i_affine(this, dest);
+ return from_2geom(i2i_affine(this, dest));
}
/**
* Returns the accumulated transformation of the item and all its ancestors, including root's viewport.
* \pre (item != NULL) and SP_IS_ITEM(item).
*/
-NR::Matrix sp_item_i2doc_affine(SPItem const *item)
+Geom::Matrix sp_item_i2doc_affine(SPItem const *item)
{
return i2anc_affine(item, NULL);
}
* Used in path operations mostly.
* \pre (item != NULL) and SP_IS_ITEM(item).
*/
-NR::Matrix sp_item_i2root_affine(SPItem const *item)
+Geom::Matrix sp_item_i2root_affine(SPItem const *item)
{
g_assert(item != NULL);
g_assert(SP_IS_ITEM(item));
- NR::Matrix ret(NR::identity());
- g_assert(ret.test_identity());
+ Geom::Matrix ret(Geom::identity());
+ g_assert(ret.isIdentity());
while ( NULL != SP_OBJECT_PARENT(item) ) {
- ret *= item->transform;
+ ret *= to_2geom(item->transform);
item = SP_ITEM(SP_OBJECT_PARENT(item));
}
g_assert(SP_IS_ROOT(item));
- ret *= item->transform;
+ ret *= to_2geom(item->transform);
return ret;
}
/* fixme: This is EVIL!!! */
-
-NR::Matrix sp_item_i2d_affine(SPItem const *item)
+// fix this note: why/what evil? :)
+Geom::Matrix sp_item_i2d_affine(SPItem const *item)
{
g_assert(item != NULL);
g_assert(SP_IS_ITEM(item));
- NR::Matrix const ret( sp_item_i2doc_affine(item)
- * NR::scale(1, -1)
- * NR::translate(0, sp_document_height(SP_OBJECT_DOCUMENT(item))) );
+ Geom::Matrix const ret( sp_item_i2doc_affine(item)
+ * Geom::Scale(1, -1)
+ * Geom::Translate(0, sp_document_height(SP_OBJECT_DOCUMENT(item))) );
return ret;
}
// same as i2d but with i2root instead of i2doc
-NR::Matrix sp_item_i2r_affine(SPItem const *item)
+Geom::Matrix sp_item_i2r_affine(SPItem const *item)
{
g_assert(item != NULL);
g_assert(SP_IS_ITEM(item));
- NR::Matrix const ret( sp_item_i2root_affine(item)
- * NR::scale(1, -1)
- * NR::translate(0, sp_document_height(SP_OBJECT_DOCUMENT(item))) );
+ Geom::Matrix const ret( sp_item_i2root_affine(item)
+ * Geom::Scale(1, -1)
+ * Geom::Translate(0, sp_document_height(SP_OBJECT_DOCUMENT(item))) );
return ret;
}
* Converts a matrix \a m into the desktop coords of the \a item.
* Will become a noop when we eliminate the coordinate flipping.
*/
-NR::Matrix matrix_to_desktop(NR::Matrix const m, SPItem const *item)
+Geom::Matrix matrix_to_desktop(Geom::Matrix const m, SPItem const *item)
{
- NR::Matrix const ret(m
- * NR::translate(0, -sp_document_height(SP_OBJECT_DOCUMENT(item)))
- * NR::scale(1, -1));
+ Geom::Matrix const ret(m
+ * Geom::Translate(0, -sp_document_height(SP_OBJECT_DOCUMENT(item)))
+ * Geom::Scale(1, -1));
return ret;
}
* Converts a matrix \a m from the desktop coords of the \a item.
* Will become a noop when we eliminate the coordinate flipping.
*/
-NR::Matrix matrix_from_desktop(NR::Matrix const m, SPItem const *item)
+Geom::Matrix matrix_from_desktop(Geom::Matrix const m, SPItem const *item)
{
- NR::Matrix const ret(NR::scale(1, -1)
- * NR::translate(0, sp_document_height(SP_OBJECT_DOCUMENT(item)))
+ Geom::Matrix const ret(Geom::Scale(1, -1)
+ * Geom::Translate(0, sp_document_height(SP_OBJECT_DOCUMENT(item)))
* m);
return ret;
}
-void sp_item_set_i2d_affine(SPItem *item, NR::Matrix const &i2dt)
+void sp_item_set_i2d_affine(SPItem *item, Geom::Matrix const &i2dt)
{
g_return_if_fail( item != NULL );
g_return_if_fail( SP_IS_ITEM(item) );
- NR::Matrix dt2p; /* desktop to item parent transform */
+ Geom::Matrix dt2p; /* desktop to item parent transform */
if (SP_OBJECT_PARENT(item)) {
dt2p = sp_item_i2d_affine((SPItem *) SP_OBJECT_PARENT(item)).inverse();
} else {
- dt2p = ( NR::translate(0, -sp_document_height(SP_OBJECT_DOCUMENT(item)))
- * NR::scale(1, -1) );
+ dt2p = ( Geom::Translate(0, -sp_document_height(SP_OBJECT_DOCUMENT(item)))
+ * Geom::Scale(1, -1) );
}
- NR::Matrix const i2p( i2dt * dt2p );
- sp_item_set_item_transform(item, i2p);
+ Geom::Matrix const i2p( i2dt * dt2p );
+ sp_item_set_item_transform(item, from_2geom(i2p));
}
-NR::Matrix
+Geom::Matrix
sp_item_dt2i_affine(SPItem const *item)
{
/* fixme: Implement the right way (Lauris) */
void
sp_item_convert_to_guides(SPItem *item) {
- NR::Maybe<NR::Rect> bbox = sp_item_bbox_desktop(item, SPItem::GEOMETRIC_BBOX);
+ SPDesktop *dt = inkscape_active_desktop();
+ SPNamedView *nv = sp_desktop_namedview(dt);
+ (void)nv;
+
+ int prefs_bbox = prefs_get_int_attribute("tools", "bounding_box", 0);
+ SPItem::BBoxType bbox_type = (prefs_bbox ==0)?
+ SPItem::APPROXIMATE_BBOX : SPItem::GEOMETRIC_BBOX;
+
+ NR::Maybe<NR::Rect> bbox = sp_item_bbox_desktop(item, bbox_type);
if (!bbox) {
- g_print ("Cannot determine bounding box. Doing nothing.\n");
+ g_warning ("Cannot determine item's bounding box during conversion to guides.\n");
return;
}
pts.push_back(std::make_pair(D.to_2geom(), A.to_2geom()));
sp_guide_pt_pairs_to_guides(SP_OBJECT_DOCUMENT(item), pts);
-
- SP_OBJECT(item)->deleteObject(true);
}
/*