X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;ds=sidebyside;f=src%2Fsp-clippath.cpp;h=4bbabc965fbaf3360018461fe9bec96615e81192;hb=dc7a7dae1757af28215a38f4b71ef84776b38f6c;hp=d8d2acc9fcf76d4ddcbbcf278a92e372c833dc89;hpb=6b15695578f07a3f72c4c9475c1a261a3021472a;p=inkscape.git diff --git a/src/sp-clippath.cpp b/src/sp-clippath.cpp index d8d2acc9f..4bbabc965 100644 --- a/src/sp-clippath.cpp +++ b/src/sp-clippath.cpp @@ -12,7 +12,8 @@ * Released under GNU GPL, read the file 'COPYING' for more information */ - +#include +#include #include "display/nr-arena.h" #include "display/nr-arena-group.h" @@ -21,8 +22,12 @@ #include "enums.h" #include "attributes.h" #include "document.h" +#include "document-private.h" #include "sp-item.h" +#include "libnr/nr-matrix-ops.h" +#include <2geom/transforms.h> + #include "sp-clippath.h" struct SPClipPathView { @@ -41,7 +46,7 @@ static void sp_clippath_set(SPObject *object, unsigned int key, gchar const *val static void sp_clippath_child_added(SPObject *object, Inkscape::XML::Node *child, Inkscape::XML::Node *ref); static void sp_clippath_update(SPObject *object, SPCtx *ctx, guint flags); static void sp_clippath_modified(SPObject *object, guint flags); -static Inkscape::XML::Node *sp_clippath_write(SPObject *object, Inkscape::XML::Node *repr, guint flags); +static Inkscape::XML::Node *sp_clippath_write(SPObject *object, Inkscape::XML::Document *doc, Inkscape::XML::Node *repr, guint flags); SPClipPathView *sp_clippath_view_new_prepend(SPClipPathView *list, unsigned int key, NRArenaItem *arenaitem); SPClipPathView *sp_clippath_view_list_remove(SPClipPathView *list, SPClipPathView *view); @@ -71,11 +76,7 @@ sp_clippath_get_type(void) static void sp_clippath_class_init(SPClipPathClass *klass) { - GObjectClass *gobject_class; - SPObjectClass *sp_object_class; - - gobject_class = (GObjectClass *) klass; - sp_object_class = (SPObjectClass *) klass; + SPObjectClass *sp_object_class = (SPObjectClass *) klass; parent_class = (SPObjectGroupClass*)g_type_class_ref(SP_TYPE_OBJECTGROUP); @@ -100,10 +101,6 @@ sp_clippath_init(SPClipPath *cp) static void sp_clippath_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr) { - SPClipPath *cp; - - cp = SP_CLIPPATH(object); - if (((SPObjectClass *) parent_class)->build) ((SPObjectClass *) parent_class)->build(object, document, repr); @@ -116,30 +113,26 @@ sp_clippath_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *r static void sp_clippath_release(SPObject * object) { - SPClipPath *cp; - - cp = SP_CLIPPATH(object); - if (SP_OBJECT_DOCUMENT(object)) { /* Unregister ourselves */ sp_document_remove_resource(SP_OBJECT_DOCUMENT(object), "clipPath", object); } + SPClipPath *cp = SP_CLIPPATH(object); while (cp->display) { - /* We simply unref and let item to manage this in handler */ + /* We simply unref and let item manage this in handler */ cp->display = sp_clippath_view_list_remove(cp->display, cp->display); } - if (((SPObjectClass *) (parent_class))->release) + if (((SPObjectClass *) (parent_class))->release) { ((SPObjectClass *) parent_class)->release(object); + } } static void sp_clippath_set(SPObject *object, unsigned int key, gchar const *value) { - SPClipPath *cp; - - cp = SP_CLIPPATH(object); + SPClipPath *cp = SP_CLIPPATH(object); switch (key) { case SP_ATTR_CLIPPATHUNITS: @@ -165,24 +158,20 @@ sp_clippath_set(SPObject *object, unsigned int key, gchar const *value) static void sp_clippath_child_added(SPObject *object, Inkscape::XML::Node *child, Inkscape::XML::Node *ref) { - SPClipPath *cp; - SPObject *ochild; - - cp = SP_CLIPPATH(object); - /* Invoke SPObjectGroup implementation */ ((SPObjectClass *) (parent_class))->child_added(object, child, ref); /* Show new object */ - ochild = SP_OBJECT_DOCUMENT(object)->getObjectByRepr(child); + SPObject *ochild = SP_OBJECT_DOCUMENT(object)->getObjectByRepr(child); if (SP_IS_ITEM(ochild)) { - SPClipPathView *v; - for (v = cp->display; v != NULL; v = v->next) { - NRArenaItem *ac; - ac = sp_item_invoke_show(SP_ITEM(ochild), NR_ARENA_ITEM_ARENA(v->arenaitem), v->key, SP_ITEM_REFERENCE_FLAGS); + SPClipPath *cp = SP_CLIPPATH(object); + for (SPClipPathView *v = cp->display; v != NULL; v = v->next) { + NRArenaItem *ac = sp_item_invoke_show(SP_ITEM(ochild), + NR_ARENA_ITEM_ARENA(v->arenaitem), + v->key, + SP_ITEM_REFERENCE_FLAGS); if (ac) { nr_arena_item_add_child(v->arenaitem, ac, NULL); - nr_arena_item_unref(ac); } } } @@ -191,26 +180,21 @@ sp_clippath_child_added(SPObject *object, Inkscape::XML::Node *child, Inkscape:: static void sp_clippath_update(SPObject *object, SPCtx *ctx, guint flags) { - SPObjectGroup *og; - SPClipPath *cp; - SPObject *child; - SPClipPathView *v; - GSList *l; - - og = SP_OBJECTGROUP(object); - cp = SP_CLIPPATH(object); + if (flags & SP_OBJECT_MODIFIED_FLAG) { + flags |= SP_OBJECT_PARENT_MODIFIED_FLAG; + } - if (flags & SP_OBJECT_MODIFIED_FLAG) flags |= SP_OBJECT_PARENT_MODIFIED_FLAG; flags &= SP_OBJECT_MODIFIED_CASCADE; - l = NULL; - for (child = sp_object_first_child(SP_OBJECT(og)); child != NULL; child = SP_OBJECT_NEXT(child)) { + SPObjectGroup *og = SP_OBJECTGROUP(object); + GSList *l = NULL; + for (SPObject *child = sp_object_first_child(SP_OBJECT(og)); child != NULL; child = SP_OBJECT_NEXT(child)) { g_object_ref(G_OBJECT(child)); l = g_slist_prepend(l, child); } l = g_slist_reverse(l); while (l) { - child = SP_OBJECT(l->data); + SPObject *child = SP_OBJECT(l->data); l = g_slist_remove(l, child); if (flags || (child->uflags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_CHILD_MODIFIED_FLAG))) { child->updateDisplay(ctx, flags); @@ -218,12 +202,12 @@ sp_clippath_update(SPObject *object, SPCtx *ctx, guint flags) g_object_unref(G_OBJECT(child)); } - for (v = cp->display; v != NULL; v = v->next) { + SPClipPath *cp = SP_CLIPPATH(object); + for (SPClipPathView *v = cp->display; v != NULL; v = v->next) { if (cp->clipPathUnits == SP_CONTENT_UNITS_OBJECTBOUNDINGBOX) { - NRMatrix t; - nr_matrix_set_scale(&t, v->bbox.x1 - v->bbox.x0, v->bbox.y1 - v->bbox.y0); - t.c[4] = v->bbox.x0; - t.c[5] = v->bbox.y0; + Geom::Matrix t(Geom::Scale(v->bbox.x1 - v->bbox.x0, v->bbox.y1 - v->bbox.y0)); + t[4] = v->bbox.x0; + t[5] = v->bbox.y0; nr_arena_group_set_child_transform(NR_ARENA_GROUP(v->arenaitem), &t); } else { nr_arena_group_set_child_transform(NR_ARENA_GROUP(v->arenaitem), NULL); @@ -234,25 +218,21 @@ sp_clippath_update(SPObject *object, SPCtx *ctx, guint flags) static void sp_clippath_modified(SPObject *object, guint flags) { - SPObjectGroup *og; - SPClipPath *cp; - SPObject *child; - GSList *l; - - og = SP_OBJECTGROUP(object); - cp = SP_CLIPPATH(object); + if (flags & SP_OBJECT_MODIFIED_FLAG) { + flags |= SP_OBJECT_PARENT_MODIFIED_FLAG; + } - if (flags & SP_OBJECT_MODIFIED_FLAG) flags |= SP_OBJECT_PARENT_MODIFIED_FLAG; flags &= SP_OBJECT_MODIFIED_CASCADE; - l = NULL; - for (child = sp_object_first_child(SP_OBJECT(og)); child != NULL; child = SP_OBJECT_NEXT(child)) { + SPObjectGroup *og = SP_OBJECTGROUP(object); + GSList *l = NULL; + for (SPObject *child = sp_object_first_child(SP_OBJECT(og)); child != NULL; child = SP_OBJECT_NEXT(child)) { g_object_ref(G_OBJECT(child)); l = g_slist_prepend(l, child); } l = g_slist_reverse(l); while (l) { - child = SP_OBJECT(l->data); + SPObject *child = SP_OBJECT(l->data); l = g_slist_remove(l, child); if (flags || (child->mflags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_CHILD_MODIFIED_FLAG))) { child->emitModified(flags); @@ -262,18 +242,14 @@ sp_clippath_modified(SPObject *object, guint flags) } static Inkscape::XML::Node * -sp_clippath_write(SPObject *object, Inkscape::XML::Node *repr, guint flags) +sp_clippath_write(SPObject *object, Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, guint flags) { - SPClipPath *cp; - - cp = SP_CLIPPATH(object); - if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) { - repr = sp_repr_new("svg:clipPath"); + repr = xml_doc->createElement("svg:clipPath"); } if (((SPObjectClass *) (parent_class))->write) - ((SPObjectClass *) (parent_class))->write(object, repr, flags); + ((SPObjectClass *) (parent_class))->write(object, xml_doc, repr, flags); return repr; } @@ -281,33 +257,28 @@ sp_clippath_write(SPObject *object, Inkscape::XML::Node *repr, guint flags) NRArenaItem * sp_clippath_show(SPClipPath *cp, NRArena *arena, unsigned int key) { - NRArenaItem *ai, *ac; - SPObject *child; - g_return_val_if_fail(cp != NULL, NULL); g_return_val_if_fail(SP_IS_CLIPPATH(cp), NULL); g_return_val_if_fail(arena != NULL, NULL); g_return_val_if_fail(NR_IS_ARENA(arena), NULL); - ai = NRArenaGroup::create(arena); + NRArenaItem *ai = NRArenaGroup::create(arena); cp->display = sp_clippath_view_new_prepend(cp->display, key, ai); - for (child = sp_object_first_child(SP_OBJECT(cp)) ; child != NULL; child = SP_OBJECT_NEXT(child)) { + for (SPObject *child = sp_object_first_child(SP_OBJECT(cp)) ; child != NULL; child = SP_OBJECT_NEXT(child)) { if (SP_IS_ITEM(child)) { - ac = sp_item_invoke_show(SP_ITEM(child), arena, key, SP_ITEM_REFERENCE_FLAGS); + NRArenaItem *ac = sp_item_invoke_show(SP_ITEM(child), arena, key, SP_ITEM_REFERENCE_FLAGS); if (ac) { /* The order is not important in clippath */ nr_arena_item_add_child(ai, ac, NULL); - nr_arena_item_unref(ac); } } } if (cp->clipPathUnits == SP_CONTENT_UNITS_OBJECTBOUNDINGBOX) { - NRMatrix t; - nr_matrix_set_scale(&t, cp->display->bbox.x1 - cp->display->bbox.x0, cp->display->bbox.y1 - cp->display->bbox.y0); - t.c[4] = cp->display->bbox.x0; - t.c[5] = cp->display->bbox.y0; + Geom::Matrix t(Geom::Scale(cp->display->bbox.x1 - cp->display->bbox.x0, cp->display->bbox.y1 - cp->display->bbox.y0)); + t[4] = cp->display->bbox.x0; + t[5] = cp->display->bbox.y0; nr_arena_group_set_child_transform(NR_ARENA_GROUP(ai), &t); } @@ -317,19 +288,16 @@ sp_clippath_show(SPClipPath *cp, NRArena *arena, unsigned int key) void sp_clippath_hide(SPClipPath *cp, unsigned int key) { - SPClipPathView *v; - SPObject *child; - g_return_if_fail(cp != NULL); g_return_if_fail(SP_IS_CLIPPATH(cp)); - for (child = sp_object_first_child(SP_OBJECT(cp)) ; child != NULL; child = SP_OBJECT_NEXT(child)) { + for (SPObject *child = sp_object_first_child(SP_OBJECT(cp)) ; child != NULL; child = SP_OBJECT_NEXT(child)) { if (SP_IS_ITEM(child)) { sp_item_invoke_hide(SP_ITEM(child), key); } } - for (v = cp->display; v != NULL; v = v->next) { + for (SPClipPathView *v = cp->display; v != NULL; v = v->next) { if (v->key == key) { /* We simply unref and let item to manage this in handler */ cp->display = sp_clippath_view_list_remove(cp->display, v); @@ -343,30 +311,46 @@ sp_clippath_hide(SPClipPath *cp, unsigned int key) void sp_clippath_set_bbox(SPClipPath *cp, unsigned int key, NRRect *bbox) { - SPClipPathView *v; - - for (v = cp->display; v != NULL; v = v->next) { + for (SPClipPathView *v = cp->display; v != NULL; v = v->next) { if (v->key == key) { if (!NR_DF_TEST_CLOSE(v->bbox.x0, bbox->x0, NR_EPSILON) || !NR_DF_TEST_CLOSE(v->bbox.y0, bbox->y0, NR_EPSILON) || !NR_DF_TEST_CLOSE(v->bbox.x1, bbox->x1, NR_EPSILON) || !NR_DF_TEST_CLOSE(v->bbox.y1, bbox->y1, NR_EPSILON)) { v->bbox = *bbox; - SP_OBJECT(cp)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG); } break; } } } +void +sp_clippath_get_bbox(SPClipPath *cp, NRRect *bbox, Geom::Matrix const &transform, unsigned const /*flags*/) +{ + SPObject *i; + for (i = sp_object_first_child(SP_OBJECT(cp)); i && !SP_IS_ITEM(i); i = SP_OBJECT_NEXT(i)){}; + if (!i) return; + + sp_item_invoke_bbox_full(SP_ITEM(i), bbox, Geom::Matrix(SP_ITEM(i)->transform) * transform, SPItem::GEOMETRIC_BBOX, FALSE); + SPObject *i_start = i; + + while (i != NULL) { + if (i != i_start) { + NRRect i_box; + sp_item_invoke_bbox_full(SP_ITEM(i), &i_box, Geom::Matrix(SP_ITEM(i)->transform) * transform, SPItem::GEOMETRIC_BBOX, FALSE); + nr_rect_d_union (bbox, bbox, &i_box); + } + i = SP_OBJECT_NEXT(i); + for (; i && !SP_IS_ITEM(i); i = SP_OBJECT_NEXT(i)){}; + } +} + /* ClipPath views */ SPClipPathView * sp_clippath_view_new_prepend(SPClipPathView *list, unsigned int key, NRArenaItem *arenaitem) { - SPClipPathView *new_path_view; - - new_path_view = g_new(SPClipPathView, 1); + SPClipPathView *new_path_view = g_new(SPClipPathView, 1); new_path_view->next = list; new_path_view->key = key; @@ -395,6 +379,34 @@ sp_clippath_view_list_remove(SPClipPathView *list, SPClipPathView *view) return list; } +// Create a mask element (using passed elements), add it to +const gchar * +sp_clippath_create (GSList *reprs, SPDocument *document, Geom::Matrix const* applyTransform) +{ + Inkscape::XML::Node *defsrepr = SP_OBJECT_REPR (SP_DOCUMENT_DEFS (document)); + + Inkscape::XML::Document *xml_doc = sp_document_repr_doc(document); + Inkscape::XML::Node *repr = xml_doc->createElement("svg:clipPath"); + repr->setAttribute("clipPathUnits", "userSpaceOnUse"); + + defsrepr->appendChild(repr); + const gchar *id = repr->attribute("id"); + SPObject *clip_path_object = document->getObjectById(id); + + for (GSList *it = reprs; it != NULL; it = it->next) { + Inkscape::XML::Node *node = (Inkscape::XML::Node *)(it->data); + SPItem *item = SP_ITEM(clip_path_object->appendChildRepr(node)); + + if (NULL != applyTransform) { + Geom::Matrix transform (item->transform); + transform *= (*applyTransform); + sp_item_write_transform(item, SP_OBJECT_REPR(item), transform); + } + } + + Inkscape::GC::release(repr); + return id; +} /* Local Variables: