diff --git a/src/sp-clippath.cpp b/src/sp-clippath.cpp
index 4b9ffb76ca985489f4e93f190176c7fadbd80d40..16368b9c6f64e00c6545119b631d7817363095ae 100644 (file)
--- a/src/sp-clippath.cpp
+++ b/src/sp-clippath.cpp
-#define __SP_CLIPPATH_C__
-
/*
* SVG <clipPath> implementation
*
* Authors:
* Lauris Kaplinski <lauris@kaplinski.com>
+ * Jon A. Cruz <jon@joncruz.org>
+ * Abhishek Sharma
*
* Copyright (C) 2001-2002 authors
* Copyright (C) 2001 Ximian, Inc.
* Released under GNU GPL, read the file 'COPYING' for more information
*/
-
+#include <cstring>
+#include <string>
#include "display/nr-arena.h"
#include "display/nr-arena-group.h"
#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 {
NRRect bbox;
};
-static void sp_clippath_class_init(SPClipPathClass *klass);
-static void sp_clippath_init(SPClipPath *clippath);
-
-static void sp_clippath_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr);
-static void sp_clippath_release(SPObject * object);
-static void 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);
-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);
-
SPClipPathView *sp_clippath_view_new_prepend(SPClipPathView *list, unsigned int key, NRArenaItem *arenaitem);
SPClipPathView *sp_clippath_view_list_remove(SPClipPathView *list, SPClipPathView *view);
-static SPObjectGroupClass *parent_class;
+SPObjectGroupClass * SPClipPathClass::static_parent_class = 0;
GType
-sp_clippath_get_type(void)
+SPClipPath::sp_clippath_get_type(void)
{
static GType type = 0;
if (!type) {
GTypeInfo info = {
sizeof(SPClipPathClass),
NULL, NULL,
- (GClassInitFunc) sp_clippath_class_init,
+ (GClassInitFunc) SPClipPathClass::sp_clippath_class_init,
NULL, NULL,
sizeof(SPClipPath),
16,
- (GInstanceInitFunc) sp_clippath_init,
- NULL, /* value_table */
+ (GInstanceInitFunc) SPClipPath::init,
+ NULL, /* value_table */
};
type = g_type_register_static(SP_TYPE_OBJECTGROUP, "SPClipPath", &info, (GTypeFlags)0);
}
return type;
}
-static void
-sp_clippath_class_init(SPClipPathClass *klass)
+void SPClipPathClass::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);
+ static_parent_class = (SPObjectGroupClass*)g_type_class_ref(SP_TYPE_OBJECTGROUP);
- sp_object_class->build = sp_clippath_build;
- sp_object_class->release = sp_clippath_release;
- sp_object_class->set = sp_clippath_set;
- sp_object_class->child_added = sp_clippath_child_added;
- sp_object_class->update = sp_clippath_update;
- sp_object_class->modified = sp_clippath_modified;
- sp_object_class->write = sp_clippath_write;
+ sp_object_class->build = SPClipPath::build;
+ sp_object_class->release = SPClipPath::release;
+ sp_object_class->set = SPClipPath::set;
+ sp_object_class->child_added = SPClipPath::childAdded;
+ sp_object_class->update = SPClipPath::update;
+ sp_object_class->modified = SPClipPath::modified;
+ sp_object_class->write = SPClipPath::write;
}
-static void
-sp_clippath_init(SPClipPath *cp)
+void SPClipPath::init(SPClipPath *cp)
{
cp->clipPathUnits_set = FALSE;
cp->clipPathUnits = SP_CONTENT_UNITS_USERSPACEONUSE;
cp->display = NULL;
}
-static void
-sp_clippath_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr)
+void SPClipPath::build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr)
{
- SPClipPath *cp;
+ if (((SPObjectClass *) SPClipPathClass::static_parent_class)->build)
+ ((SPObjectClass *) SPClipPathClass::static_parent_class)->build(object, document, repr);
- cp = SP_CLIPPATH(object);
-
- if (((SPObjectClass *) parent_class)->build)
- ((SPObjectClass *) parent_class)->build(object, document, repr);
-
- sp_object_read_attr(object, "clipPathUnits");
+ object->readAttr( "clipPathUnits" );
/* Register ourselves */
- sp_document_add_resource(document, "clipPath", object);
+ document->addResource("clipPath", object);
}
-static void
-sp_clippath_release(SPObject * object)
+void SPClipPath::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);
+ SP_OBJECT_DOCUMENT(object)->removeResource("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)
- ((SPObjectClass *) parent_class)->release(object);
+ if (((SPObjectClass *) (SPClipPathClass::static_parent_class))->release) {
+ ((SPObjectClass *) SPClipPathClass::static_parent_class)->release(object);
+ }
}
-static void
-sp_clippath_set(SPObject *object, unsigned int key, gchar const *value)
+void SPClipPath::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:
+ case SP_ATTR_CLIPPATHUNITS:
cp->clipPathUnits = SP_CONTENT_UNITS_USERSPACEONUSE;
cp->clipPathUnits_set = FALSE;
if (value) {
}
object->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
break;
- default:
- if (((SPObjectClass *) parent_class)->set)
- ((SPObjectClass *) parent_class)->set(object, key, value);
+ default:
+ if (((SPObjectClass *) SPClipPathClass::static_parent_class)->set) {
+ ((SPObjectClass *) SPClipPathClass::static_parent_class)->set(object, key, value);
+ }
break;
}
}
-static void
-sp_clippath_child_added(SPObject *object, Inkscape::XML::Node *child, Inkscape::XML::Node *ref)
+void SPClipPath::childAdded(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);
+ ((SPObjectClass *) (SPClipPathClass::static_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(ochild)->invoke_show( 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);
}
}
}
}
-static void
-sp_clippath_update(SPObject *object, SPCtx *ctx, guint flags)
+void SPClipPath::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 = og->firstChild(); child; child = child->getNext()) {
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);
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);
}
}
-static void
-sp_clippath_modified(SPObject *object, guint flags)
+void SPClipPath::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 = og->firstChild(); child; child = child->getNext()) {
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);
}
}
-static Inkscape::XML::Node *
-sp_clippath_write(SPObject *object, Inkscape::XML::Node *repr, guint flags)
+Inkscape::XML::Node *SPClipPath::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);
+ if (((SPObjectClass *) (SPClipPathClass::static_parent_class))->write) {
+ ((SPObjectClass *) (SPClipPathClass::static_parent_class))->write(object, xml_doc, repr, flags);
+ }
return repr;
}
-NRArenaItem *
-sp_clippath_show(SPClipPath *cp, NRArena *arena, unsigned int key)
+NRArenaItem *SPClipPath::show(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);
- cp->display = sp_clippath_view_new_prepend(cp->display, key, ai);
+ NRArenaItem *ai = NRArenaGroup::create(arena);
+ display = sp_clippath_view_new_prepend(display, key, ai);
- for (child = sp_object_first_child(SP_OBJECT(cp)) ; child != NULL; child = SP_OBJECT_NEXT(child)) {
+ for ( SPObject *child = firstChild() ; child ; child = child->getNext() ) {
if (SP_IS_ITEM(child)) {
- ac = sp_item_invoke_show(SP_ITEM(child), arena, key, SP_ITEM_REFERENCE_FLAGS);
+ NRArenaItem *ac = SP_ITEM(child)->invoke_show(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;
+ if (clipPathUnits == SP_CONTENT_UNITS_OBJECTBOUNDINGBOX) {
+ Geom::Matrix t(Geom::Scale(display->bbox.x1 - display->bbox.x0, display->bbox.y1 - display->bbox.y0));
+ t[4] = display->bbox.x0;
+ t[5] = display->bbox.y0;
nr_arena_group_set_child_transform(NR_ARENA_GROUP(ai), &t);
}
return ai;
}
-void
-sp_clippath_hide(SPClipPath *cp, unsigned int key)
+void SPClipPath::hide(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 = firstChild() ; child; child = child->getNext() ) {
if (SP_IS_ITEM(child)) {
- sp_item_invoke_hide(SP_ITEM(child), key);
+ SP_ITEM(child)->invoke_hide(key);
}
}
- for (v = cp->display; v != NULL; v = v->next) {
+ for (SPClipPathView *v = 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);
+ display = sp_clippath_view_list_remove(display, v);
return;
}
}
g_assert_not_reached();
}
-void
-sp_clippath_set_bbox(SPClipPath *cp, unsigned int key, NRRect *bbox)
+void SPClipPath::setBBox(unsigned int key, NRRect *bbox)
{
- SPClipPathView *v;
-
- for (v = cp->display; v != NULL; v = v->next) {
+ for (SPClipPathView *v = 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) ||
}
}
-void
-sp_clippath_get_bbox(SPClipPath *cp, NRRect *bbox, NR::Matrix const &transform, unsigned const flags)
+void SPClipPath::getBBox(NRRect *bbox, Geom::Matrix const &transform, unsigned const /*flags*/)
{
- for (SPObject *o = sp_object_first_child(SP_OBJECT(cp)); o != NULL; o = SP_OBJECT_NEXT(o)) {
- if (SP_IS_ITEM(o)) {
- SPItem *child = SP_ITEM(o);
- sp_item_invoke_bbox_full(child, bbox, transform, flags, FALSE);
- }
- }
+ SPObject *i = 0;
+ for (i = firstChild(); i && !SP_IS_ITEM(i); i = i->getNext()) {
+ }
+ if (!i) {
+ return;
+ }
+
+ SP_ITEM(i)->invoke_bbox_full( 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(i)->invoke_bbox_full( &i_box, Geom::Matrix(SP_ITEM(i)->transform) * transform, SPItem::GEOMETRIC_BBOX, FALSE);
+ nr_rect_d_union (bbox, bbox, &i_box);
+ }
+ i = i->getNext();
+ for (; i && !SP_IS_ITEM(i); i = i->getNext()){};
+ }
}
/* 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;
return list;
}
+// Create a mask element (using passed elements), add it to <defs>
+const gchar *SPClipPath::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 = document->getReprDoc();
+ 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);
+ item->doWriteTransform(SP_OBJECT_REPR(item), transform);
+ }
+ }
+
+ Inkscape::GC::release(repr);
+ return id;
+}
/*
Local Variables:
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 :