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-rw-r--r--src/xml/croco-node-iface.cpp86
1 files changed, 86 insertions, 0 deletions
diff --git a/src/xml/croco-node-iface.cpp b/src/xml/croco-node-iface.cpp
new file mode 100644
index 0000000..d3b508a
--- /dev/null
+++ b/src/xml/croco-node-iface.cpp
@@ -0,0 +1,86 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/** @file
+ * TODO: insert short description here
+ *//*
+ * Authors: see git history
+ *
+ * Copyright (C) 2018 Authors
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+#include <cstring>
+#include <string>
+#include <glib.h>
+
+#include "xml/croco-node-iface.h"
+#include "xml/node.h"
+
+static char const *
+local_part(char const *const qname)
+{
+ char const *ret = std::strrchr(qname, ':');
+ if (ret)
+ return ++ret;
+ else
+ return qname;
+}
+
+namespace Inkscape {
+namespace XML {
+
+extern "C" {
+
+static CRXMLNodePtr get_parent(CRXMLNodePtr n) { return static_cast<Node const *>(n)->parent(); }
+static CRXMLNodePtr get_first_child(CRXMLNodePtr n) { return static_cast<Node const *>(n)->firstChild(); }
+static CRXMLNodePtr get_next(CRXMLNodePtr n) { return static_cast<Node const *>(n)->next(); }
+
+static CRXMLNodePtr get_prev(CRXMLNodePtr cn)
+{
+ Node const *n = static_cast<Node const *>(cn);
+ unsigned const n_pos = n->position();
+ if (n_pos) {
+ return n->parent()->nthChild(n_pos - 1);
+ } else {
+ return nullptr;
+ }
+}
+
+static char *get_attr(CRXMLNodePtr n, char const *a)
+{
+ return g_strdup(static_cast<Node const *>(n)->attribute(a));
+}
+
+static char const *get_local_name(CRXMLNodePtr n) { return local_part(static_cast<Node const *>(n)->name()); }
+static gboolean is_element_node(CRXMLNodePtr n) { return static_cast<Node const *>(n)->type() == NodeType::ELEMENT_NODE; }
+}
+
+/**
+ * Interface for XML nodes used by libcroco.
+ *
+ * This structure defines operations on Inkscape::XML::Node used by the libcroco
+ * CSS parsing library.
+ */
+CRNodeIface const croco_node_iface = {
+ get_parent,
+ get_first_child,
+ get_next,
+ get_prev,
+ get_local_name,
+ get_attr,
+ g_free,
+ is_element_node
+};
+
+}
+}
+
+
+/*
+ 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 :