X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=src%2Fsp-item.cpp;h=3d71443d63f6400055336c2bcea4314def8dbbaf;hb=8e75b1268dabafcba82b82a5e5d51c78b300a010;hp=97aeb187720916a0403d1baf4377ef6a9a2d3d90;hpb=329a7abc72967b2db04c3c0a2ba4c5e830859e95;p=inkscape.git diff --git a/src/sp-item.cpp b/src/sp-item.cpp index 97aeb1877..3d71443d6 100644 --- a/src/sp-item.cpp +++ b/src/sp-item.cpp @@ -25,7 +25,7 @@ #endif - +#include "sp-item.h" #include "svg/svg.h" #include "print.h" #include "display/nr-arena.h" @@ -44,9 +44,11 @@ #include "sp-text.h" #include "sp-item-rm-unsatisfied-cns.h" #include "sp-pattern.h" +#include "sp-switch.h" #include "gradient-chemistry.h" #include "prefs-utils.h" #include "conn-avoid-ref.h" +#include "conditions.h" #include "libnr/nr-matrix-div.h" #include "libnr/nr-matrix-fns.h" @@ -130,34 +132,39 @@ sp_item_class_init(SPItemClass *klass) static void sp_item_init(SPItem *item) { - SPObject *object = SP_OBJECT(item); + item->init(); +} + +void SPItem::init() { + this->sensitive = TRUE; - item->sensitive = TRUE; + this->transform_center_x = 0; + this->transform_center_y = 0; - item->r_cx = 0; - item->r_cx = 0; + this->_is_evaluated = true; + this->_evaluated_status = StatusUnknown; - item->transform = NR::identity(); + this->transform = NR::identity(); - item->display = NULL; + this->display = NULL; - item->clip_ref = new SPClipPathReference(SP_OBJECT(item)); + this->clip_ref = new SPClipPathReference(this); { - sigc::signal cs1=item->clip_ref->changedSignal(); - sigc::slot2 sl1=sigc::bind(sigc::ptr_fun(clip_ref_changed), item); + sigc::signal cs1=this->clip_ref->changedSignal(); + sigc::slot2 sl1=sigc::bind(sigc::ptr_fun(clip_ref_changed), this); cs1.connect(sl1); } - item->mask_ref = new SPMaskReference(SP_OBJECT(item)); - sigc::signal cs2=item->mask_ref->changedSignal(); - sigc::slot2 sl2=sigc::bind(sigc::ptr_fun(mask_ref_changed), item); + this->mask_ref = new SPMaskReference(this); + sigc::signal cs2=this->mask_ref->changedSignal(); + sigc::slot2 sl2=sigc::bind(sigc::ptr_fun(mask_ref_changed), this); cs2.connect(sl2); - if (!object->style) object->style = sp_style_new_from_object(SP_OBJECT(item)); + if (!this->style) this->style = sp_style_new_from_object(this); - item->avoidRef = new SPAvoidRef(item); + this->avoidRef = new SPAvoidRef(this); - new (&item->_transformed_signal) sigc::signal(); + new (&this->_transformed_signal) sigc::signal(); } bool SPItem::isVisibleAndUnlocked() const { @@ -183,6 +190,8 @@ void SPItem::setLocked(bool locked) { } bool SPItem::isHidden() const { + if (!isEvaluated()) + return true; return style->display.computed == SP_CSS_DISPLAY_NONE; } @@ -195,6 +204,8 @@ void SPItem::setHidden(bool hide) { } bool SPItem::isHidden(unsigned display_key) const { + if (!isEvaluated()) + return true; for ( SPItemView *view(display) ; view ; view = view->next ) { if ( view->key == display_key ) { g_assert(view->arenaitem != NULL); @@ -211,6 +222,34 @@ bool SPItem::isHidden(unsigned display_key) const { return true; } +void SPItem::setEvaluated(bool evaluated) { + _is_evaluated = evaluated; + _evaluated_status = StatusSet; +} + +void SPItem::resetEvaluated() { + if ( StatusCalculated == _evaluated_status ) { + _evaluated_status = StatusUnknown; + bool oldValue = _is_evaluated; + if ( oldValue != isEvaluated() ) { + requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG); + } + } if ( StatusSet == _evaluated_status ) { + SPObject const *const parent = SP_OBJECT_PARENT(this); + if (SP_IS_SWITCH(parent)) { + SP_SWITCH(parent)->resetChildEvaluated(); + } + } +} + +bool SPItem::isEvaluated() const { + if ( StatusUnknown == _evaluated_status ) { + _is_evaluated = sp_item_evaluate(this); + _evaluated_status = StatusCalculated; + } + return _is_evaluated; +} + /** * Returns something suitable for the `Hide' checkbox in the Object Properties dialog box. * Corresponds to setExplicitlyHidden. @@ -234,6 +273,42 @@ SPItem::setExplicitlyHidden(bool const val) { this->updateRepr(); } +/** + * Sets the transform_center_x and transform_center_y properties to retain the rotation centre + */ +void +SPItem::setCenter(NR::Point object_centre) { + NR::Rect bbox = invokeBbox(sp_item_i2d_affine(this)); + if (!bbox.isEmpty()) { + transform_center_x = object_centre[NR::X] - bbox.midpoint()[NR::X]; + if (fabs(transform_center_x) < 1e-5) // rounding error + transform_center_x = 0; + transform_center_y = object_centre[NR::Y] - bbox.midpoint()[NR::Y]; + if (fabs(transform_center_y) < 1e-5) // rounding error + transform_center_y = 0; + } +} + +void +SPItem::unsetCenter() { + transform_center_x = 0; + transform_center_y = 0; +} + +bool SPItem::isCenterSet() { + return (transform_center_x != 0 || transform_center_y != 0); +} + +NR::Point SPItem::getCenter() { + NR::Rect bbox = invokeBbox(sp_item_i2d_affine(this)); + if (!bbox.isEmpty()) { + return bbox.midpoint() + NR::Point (this->transform_center_x, this->transform_center_y); + } else { + return NR::Point (0, 0); // something's wrong! + } +} + + namespace { bool is_item(SPObject const &object) { @@ -313,8 +388,8 @@ sp_item_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr) sp_object_read_attr(object, "mask"); sp_object_read_attr(object, "sodipodi:insensitive"); sp_object_read_attr(object, "sodipodi:nonprintable"); - sp_object_read_attr(object, "inkscape:r_cx"); - sp_object_read_attr(object, "inkscape:r_cy"); + sp_object_read_attr(object, "inkscape:transform-center-x"); + sp_object_read_attr(object, "inkscape:transform-center-y"); sp_object_read_attr(object, "inkscape:connector-avoid"); if (((SPObjectClass *) (parent_class))->build) { @@ -416,6 +491,27 @@ sp_item_set(SPObject *object, unsigned key, gchar const *value) case SP_ATTR_CONNECTOR_AVOID: item->avoidRef->setAvoid(value); break; + case SP_ATTR_TRANSFORM_CENTER_X: + if (value) { + item->transform_center_x = g_strtod(value, NULL); + } else { + item->transform_center_x = 0; + } + break; + case SP_ATTR_TRANSFORM_CENTER_Y: + if (value) { + item->transform_center_y = g_strtod(value, NULL); + } else { + item->transform_center_y = 0; + } + break; + case SP_PROP_SYSTEM_LANGUAGE: + case SP_PROP_REQUIRED_FEATURES: + case SP_PROP_REQUIRED_EXTENSIONS: + { + item->resetEvaluated(); + // pass to default handler + } default: if (SP_ATTRIBUTE_IS_CSS(key)) { sp_style_read_from_object(object->style, object); @@ -453,6 +549,7 @@ clip_ref_changed(SPObject *old_clip, SPObject *clip, SPItem *item) nr_arena_item_set_clip(v->arenaitem, ai); nr_arena_item_unref(ai); sp_clippath_set_bbox(SP_CLIPPATH(clip), NR_ARENA_ITEM_GET_KEY(v->arenaitem), &bbox); + SP_OBJECT(clip)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG); } } } @@ -480,6 +577,7 @@ mask_ref_changed(SPObject *old_mask, SPObject *mask, SPItem *item) nr_arena_item_set_mask(v->arenaitem, ai); nr_arena_item_unref(ai); sp_mask_set_bbox(SP_MASK(mask), NR_ARENA_ITEM_GET_KEY(v->arenaitem), &bbox); + SP_OBJECT(mask)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG); } } } @@ -583,8 +681,14 @@ sp_item_write(SPObject *const object, Inkscape::XML::Node *repr, guint flags) if (flags & SP_OBJECT_WRITE_EXT) { repr->setAttribute("sodipodi:insensitive", ( item->sensitive ? NULL : "true" )); - repr->setAttribute("inkscape:r_cx", ( item->r_cx ? NULL : "true" )); - repr->setAttribute("inkscape:r_cy", ( item->r_cy ? NULL : "true" )); + if (item->transform_center_x != 0) + sp_repr_set_svg_double (repr, "inkscape:transform-center-x", item->transform_center_x); + else + repr->setAttribute ("inkscape:transform-center-x", NULL); + if (item->transform_center_y != 0) + sp_repr_set_svg_double (repr, "inkscape:transform-center-y", item->transform_center_y); + else + repr->setAttribute ("inkscape:transform-center-y", NULL); } if (((SPObjectClass *) (parent_class))->write) { @@ -607,6 +711,10 @@ sp_item_invoke_bbox(SPItem const *item, NRRect *bbox, NR::Matrix const &transfor sp_item_invoke_bbox_full(item, bbox, transform, 0, clear); } +/** Calls \a item's subclass' bounding box method; clips it by the bbox of clippath, if any; and + * unions the resulting bbox with \a bbox. If \a clear is true, empties \a bbox first. Passes the + * transform and the flags to the actual bbox methods. Note that many of subclasses (e.g. groups, + * clones), in turn, call this function in their bbox methods. */ void sp_item_invoke_bbox_full(SPItem const *item, NRRect *bbox, NR::Matrix const &transform, unsigned const flags, unsigned const clear) { @@ -619,8 +727,25 @@ sp_item_invoke_bbox_full(SPItem const *item, NRRect *bbox, NR::Matrix const &tra bbox->x1 = bbox->y1 = -1e18; } + NRRect this_bbox; + this_bbox.x0 = this_bbox.y0 = 1e18; + this_bbox.x1 = this_bbox.y1 = -1e18; + + // call the subclass method if (((SPItemClass *) G_OBJECT_GET_CLASS(item))->bbox) { - ((SPItemClass *) G_OBJECT_GET_CLASS(item))->bbox(item, bbox, transform, flags); + ((SPItemClass *) G_OBJECT_GET_CLASS(item))->bbox(item, &this_bbox, transform, flags); + } + + // crop the bbox by clip path, if any + if (item->clip_ref->getObject()) { + NRRect b; + sp_clippath_get_bbox(SP_CLIPPATH(item->clip_ref->getObject()), &b, transform, flags); + nr_rect_d_intersect (&this_bbox, &this_bbox, &b); + } + + // if non-empty (with some tolerance - ?) union this_bbox with the bbox we've got passed + if ( fabs(this_bbox.x1-this_bbox.x0) > -0.00001 && fabs(this_bbox.y1-this_bbox.y0) > -0.00001 ) { + nr_rect_d_union (bbox, bbox, &this_bbox); } } @@ -662,7 +787,7 @@ sp_item_bbox_desktop(SPItem *item, NRRect *bbox) NR::Rect sp_item_bbox_desktop(SPItem *item) { NRRect ret; - sp_item_bbox_desktop(item, &ret); + sp_item_invoke_bbox(item, &ret, sp_item_i2d_affine(item), TRUE); return NR::Rect(ret); } @@ -723,7 +848,18 @@ sp_item_description(SPItem *item) g_assert(SP_IS_ITEM(item)); if (((SPItemClass *) G_OBJECT_GET_CLASS(item))->description) { - return ((SPItemClass *) G_OBJECT_GET_CLASS(item))->description(item); + gchar *s = ((SPItemClass *) G_OBJECT_GET_CLASS(item))->description(item); + if (s && item->clip_ref->getObject()) { + gchar *snew = g_strdup_printf ("%s; clipped", s); + g_free (s); + s = snew; + } + if (s && item->mask_ref->getObject()) { + gchar *snew = g_strdup_printf ("%s; masked", s); + g_free (s); + s = snew; + } + return s; } g_assert_not_reached(); @@ -766,18 +902,42 @@ sp_item_invoke_show(SPItem *item, NRArena *arena, unsigned key, unsigned flags) nr_arena_item_set_visible(ai, !item->isHidden()); nr_arena_item_set_sensitive(ai, item->sensitive); if (item->clip_ref->getObject()) { - NRArenaItem *ac; - if (!item->display->arenaitem->key) NR_ARENA_ITEM_SET_KEY(item->display->arenaitem, sp_item_display_key_new(3)); - ac = sp_clippath_show(item->clip_ref->getObject(), arena, NR_ARENA_ITEM_GET_KEY(item->display->arenaitem)); + SPClipPath *cp = item->clip_ref->getObject(); + + if (!item->display->arenaitem->key) { + NR_ARENA_ITEM_SET_KEY(item->display->arenaitem, sp_item_display_key_new(3)); + } + int clip_key = NR_ARENA_ITEM_GET_KEY(item->display->arenaitem); + + // Show and set clip + NRArenaItem *ac = sp_clippath_show(cp, arena, clip_key); nr_arena_item_set_clip(ai, ac); nr_arena_item_unref(ac); + + // Update bbox, in case the clip uses bbox units + NRRect bbox; + sp_item_invoke_bbox(item, &bbox, NR::identity(), TRUE); + sp_clippath_set_bbox(SP_CLIPPATH(cp), clip_key, &bbox); + SP_OBJECT(cp)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG); } if (item->mask_ref->getObject()) { - NRArenaItem *ac; - if (!item->display->arenaitem->key) NR_ARENA_ITEM_SET_KEY(item->display->arenaitem, sp_item_display_key_new(3)); - ac = sp_mask_show(item->mask_ref->getObject(), arena, NR_ARENA_ITEM_GET_KEY(item->display->arenaitem)); + SPMask *mask = item->mask_ref->getObject(); + + if (!item->display->arenaitem->key) { + NR_ARENA_ITEM_SET_KEY(item->display->arenaitem, sp_item_display_key_new(3)); + } + int mask_key = NR_ARENA_ITEM_GET_KEY(item->display->arenaitem); + + // Show and set mask + NRArenaItem *ac = sp_mask_show(mask, arena, mask_key); nr_arena_item_set_mask(ai, ac); nr_arena_item_unref(ac); + + // Update bbox, in case the mask uses bbox units + NRRect bbox; + sp_item_invoke_bbox(item, &bbox, NR::identity(), TRUE); + sp_mask_set_bbox(SP_MASK(mask), mask_key, &bbox); + SP_OBJECT(mask)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG); } NR_ARENA_ITEM_SET_DATA(ai, item); } @@ -1047,10 +1207,11 @@ sp_item_write_transform(SPItem *item, Inkscape::XML::Node *repr, NR::Matrix cons sp_item_adjust_paint_recursive (item, NR::identity(), NR::identity(), false); } - // run the object's set_transform if transforms are stored optimized + // run the object's set_transform if transforms are stored optimized and there's no clippath or mask gint preserve = prefs_get_int_attribute("options.preservetransform", "value", 0); NR::Matrix transform_attr (transform); - if (((SPItemClass *) G_OBJECT_GET_CLASS(item))->set_transform && !preserve) { + if (((SPItemClass *) G_OBJECT_GET_CLASS(item))->set_transform + && !preserve && !item->clip_ref->getObject() && !item->mask_ref->getObject()) { transform_attr = ((SPItemClass *) G_OBJECT_GET_CLASS(item))->set_transform(item, transform); } sp_item_set_item_transform(item, transform_attr);