diff --git a/src/sp-pattern.cpp b/src/sp-pattern.cpp
index 779edc3e83d3e7a6788c6f5dd1025700592da231..fbba4cc48caaa56c21939104603deaffebd44288 100644 (file)
--- a/src/sp-pattern.cpp
+++ b/src/sp-pattern.cpp
-#define __SP_PATTERN_C__
-
/*
* SVG <pattern> implementation
*
* Author:
* Lauris Kaplinski <lauris@kaplinski.com>
* bulia byak <buliabyak@users.sf.net>
+ * Jon A. Cruz <jon@joncruz.org>
+ * Abhishek Sharma
*
* Copyright (C) 2002 Lauris Kaplinski
*
@@ -156,18 +156,18 @@ sp_pattern_build (SPObject *object, SPDocument *document, Inkscape::XML::Node *r
if (((SPObjectClass *) pattern_parent_class)->build)
(* ((SPObjectClass *) pattern_parent_class)->build) (object, document, repr);
- object->readAttr( "patternUnits");
- object->readAttr( "patternContentUnits");
- object->readAttr( "patternTransform");
- object->readAttr( "x");
- object->readAttr( "y");
- object->readAttr( "width");
- object->readAttr( "height");
- object->readAttr( "viewBox");
- object->readAttr( "xlink:href");
+ object->readAttr( "patternUnits" );
+ object->readAttr( "patternContentUnits" );
+ object->readAttr( "patternTransform" );
+ object->readAttr( "x" );
+ object->readAttr( "y" );
+ object->readAttr( "width" );
+ object->readAttr( "height" );
+ object->readAttr( "viewBox" );
+ object->readAttr( "xlink:href" );
/* Register ourselves */
- document->add_resource ("pattern", object);
+ document->addResource("pattern", object);
}
static void
if (SP_OBJECT_DOCUMENT (object)) {
/* Unregister ourselves */
- SP_OBJECT_DOCUMENT (object)->remove_resource ("pattern", SP_OBJECT (object));
+ SP_OBJECT_DOCUMENT (object)->removeResource("pattern", SP_OBJECT (object));
}
if (pat->ref) {
@@ -347,21 +347,20 @@ sp_pattern_child_added (SPObject *object, Inkscape::XML::Node *child, Inkscape::
/* fixme: We need ::order_changed handler too (Lauris) */
-GSList *
-pattern_getchildren (SPPattern *pat)
+GSList *pattern_getchildren(SPPattern *pat)
{
- GSList *l = NULL;
-
- for (SPPattern *pat_i = pat; pat_i != NULL; pat_i = pat_i->ref ? pat_i->ref->getObject() : NULL) {
- if (SP_OBJECT(pat_i)->first_child()) { // find the first one with children
- for (SPObject *child = SP_OBJECT (pat)->first_child() ; child != NULL ; child = SP_OBJECT_NEXT(child) ) {
- l = g_slist_prepend (l, child);
- }
- break; // do not go further up the chain if children are found
- }
+ GSList *l = NULL;
+
+ for (SPPattern *pat_i = pat; pat_i != NULL; pat_i = pat_i->ref ? pat_i->ref->getObject() : NULL) {
+ if (pat_i->firstChild()) { // find the first one with children
+ for (SPObject *child = pat->firstChild() ; child ; child = child->getNext() ) {
+ l = g_slist_prepend (l, child);
+ }
+ break; // do not go further up the chain if children are found
}
+ }
- return l;
+ return l;
}
static void
/* Conditional to avoid causing infinite loop if there's a cycle in the href chain. */
}
+
+/**
+Count how many times pat is used by the styles of o and its descendants
+*/
guint
-pattern_users (SPPattern *pattern)
+count_pattern_hrefs(SPObject *o, SPPattern *pat)
{
- return SP_OBJECT (pattern)->hrefcount;
+ if (!o)
+ return 1;
+
+ guint i = 0;
+
+ SPStyle *style = SP_OBJECT_STYLE(o);
+ if (style
+ && style->fill.isPaintserver()
+ && SP_IS_PATTERN(SP_STYLE_FILL_SERVER(style))
+ && SP_PATTERN(SP_STYLE_FILL_SERVER(style)) == pat)
+ {
+ i ++;
+ }
+ if (style
+ && style->stroke.isPaintserver()
+ && SP_IS_PATTERN(SP_STYLE_STROKE_SERVER(style))
+ && SP_PATTERN(SP_STYLE_STROKE_SERVER(style)) == pat)
+ {
+ i ++;
+ }
+
+ for ( SPObject *child = o->firstChild(); child != NULL; child = child->next ) {
+ i += count_pattern_hrefs(child, pat);
+ }
+
+ return i;
}
-SPPattern *
-pattern_chain (SPPattern *pattern)
+SPPattern *pattern_chain(SPPattern *pattern)
{
SPDocument *document = SP_OBJECT_DOCUMENT (pattern);
- Inkscape::XML::Document *xml_doc = sp_document_repr_doc(document);
+ Inkscape::XML::Document *xml_doc = document->getReprDoc();
Inkscape::XML::Node *defsrepr = SP_OBJECT_REPR (SP_DOCUMENT_DEFS (document));
Inkscape::XML::Node *repr = xml_doc->createElement("svg:pattern");
SPPattern *
sp_pattern_clone_if_necessary (SPItem *item, SPPattern *pattern, const gchar *property)
{
- if (pattern_users(pattern) > 1) {
+ if (!pattern->href || pattern->hrefcount > count_pattern_hrefs(item, pattern)) {
pattern = pattern_chain (pattern);
gchar *href = g_strconcat ("url(#", SP_OBJECT_REPR (pattern)->attribute("id"), ")", NULL);
@@ -496,10 +523,9 @@ sp_pattern_transform_multiply (SPPattern *pattern, Geom::Matrix postmul, bool se
g_free(c);
}
-const gchar *
-pattern_tile (GSList *reprs, Geom::Rect bounds, SPDocument *document, Geom::Matrix transform, Geom::Matrix move)
+const gchar *pattern_tile(GSList *reprs, Geom::Rect bounds, SPDocument *document, Geom::Matrix transform, Geom::Matrix move)
{
- Inkscape::XML::Document *xml_doc = sp_document_repr_doc(document);
+ Inkscape::XML::Document *xml_doc = document->getReprDoc();
Inkscape::XML::Node *defsrepr = SP_OBJECT_REPR (SP_DOCUMENT_DEFS (document));
Inkscape::XML::Node *repr = xml_doc->createElement("svg:pattern");
@@ -531,15 +557,14 @@ pattern_tile (GSList *reprs, Geom::Rect bounds, SPDocument *document, Geom::Matr
return pat_id;
}
-SPPattern *
-pattern_getroot (SPPattern *pat)
+SPPattern *pattern_getroot(SPPattern *pat)
{
- for (SPPattern *pat_i = pat; pat_i != NULL; pat_i = pat_i->ref ? pat_i->ref->getObject() : NULL) {
- if (SP_OBJECT (pat_i)->first_child()) { // find the first one with children
- return pat_i;
- }
- }
- return pat; // document is broken, we can't get to root; but at least we can return pat which is supposedly a valid pattern
+ for (SPPattern *pat_i = pat; pat_i != NULL; pat_i = pat_i->ref ? pat_i->ref->getObject() : NULL) {
+ if ( pat_i->firstChild() ) { // find the first one with children
+ return pat_i;
+ }
+ }
+ return pat; // document is broken, we can't get to root; but at least we can return pat which is supposedly a valid pattern
}
bool pattern_hasItemChildren (SPPattern *pat)
{
- for (SPObject *child = SP_OBJECT (pat)->first_child() ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
- if (SP_IS_ITEM (child)) {
- return true;
- }
- }
- return false;
+ bool hasChildren = false;
+ for (SPObject *child = pat->firstChild() ; child && !hasChildren ; child = child->getNext() ) {
+ if (SP_IS_ITEM(child)) {
+ hasChildren = true;
+ }
+ }
+ return hasChildren;
}
@@ -733,24 +759,23 @@ sp_pattern_painter_new (SPPaintServer *ps, Geom::Matrix const &full_transform, G
pp->root = NRArenaGroup::create(pp->arena);
/* Show items */
- pp->_release_connections = new std::map<SPObject *, sigc::connection>;
- for (SPPattern *pat_i = pat; pat_i != NULL; pat_i = pat_i->ref ? pat_i->ref->getObject() : NULL) {
- if (pat_i && SP_IS_OBJECT (pat_i) && pattern_hasItemChildren(pat_i)) { // find the first one with item children
- for (SPObject *child = SP_OBJECT (pat_i)->first_child() ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
- if (SP_IS_ITEM (child)) {
- // for each item in pattern,
- NRArenaItem *cai;
- // show it on our arena,
- cai = SP_ITEM (child)->invoke_show (pp->arena, pp->dkey, SP_ITEM_REFERENCE_FLAGS);
- // add to the group,
- nr_arena_item_append_child (pp->root, cai);
- // and connect to the release signal in case the item gets deleted
- pp->_release_connections->insert(std::make_pair(child, child->connectRelease(sigc::bind<1>(sigc::ptr_fun(&sp_pattern_painter_release), pp))));
- }
- }
- break; // do not go further up the chain if children are found
- }
- }
+ pp->_release_connections = new std::map<SPObject *, sigc::connection>;
+ for (SPPattern *pat_i = pat; pat_i != NULL; pat_i = pat_i->ref ? pat_i->ref->getObject() : NULL) {
+ if (pat_i && SP_IS_OBJECT (pat_i) && pattern_hasItemChildren(pat_i)) { // find the first one with item children
+ for (SPObject *child = pat_i->firstChild() ; child; child = child->getNext() ) {
+ if (SP_IS_ITEM (child)) {
+ // for each item in pattern,
+ // show it on our arena,
+ NRArenaItem *cai = SP_ITEM(child)->invoke_show(pp->arena, pp->dkey, SP_ITEM_REFERENCE_FLAGS);
+ // add to the group,
+ nr_arena_item_append_child (pp->root, cai);
+ // and connect to the release signal in case the item gets deleted
+ pp->_release_connections->insert(std::make_pair(child, child->connectRelease(sigc::bind<1>(sigc::ptr_fun(&sp_pattern_painter_release), pp))));
+ }
+ }
+ break; // do not go further up the chain if children are found
+ }
+ }
{
NRRect one_tile,tr_tile;
}
}
}
+
+
+/*
+ Local Variables:
+ mode:c++
+ c-file-style:"stroustrup"
+ c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+ indent-tabs-mode:nil
+ fill-column:99
+ End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :