1 files changed, 143 insertions, 0 deletions
diff --git a/src/object/sp-tag.cpp b/src/object/sp-tag.cpp
new file mode 100644
index 0000000..cad4b26
--- /dev/null
+++ b/src/object/sp-tag.cpp
@@ -0,0 +1,143 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/** \file
+ * SVG <inkscape:tag> implementation
+ *
+ * Authors:
+ *   Theodore Janeczko
+ *   Liam P. White
+ *
+ * Copyright (C) Theodore Janeczko 2012-2014 <flutterguy317@gmail.com>
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "attributes.h"
+#include "sp-tag.h"
+#include "xml/repr.h"
+#include <cstring>
+
+/*
+ * Move this SPItem into or after another SPItem in the doc
+ * \param  target - the SPItem to move into or after
+ * \param  intoafter - move to after the target (false), move inside (sublayer) of the target (true)
+ */
+void SPTag::moveTo(SPObject *target, gboolean intoafter) {
+
+    Inkscape::XML::Node *target_ref = ( target ? target->getRepr() : nullptr );
+    Inkscape::XML::Node *our_ref = getRepr();
+    gboolean first = FALSE;
+
+    if (target_ref == our_ref) {
+        // Move to ourself ignore
+        return;
+    }
+
+    if (!target_ref) {
+        // Assume move to the "first" in the top node, find the top node
+        target_ref = our_ref;
+        while (target_ref->parent() != target_ref->root()) {
+            target_ref = target_ref->parent();
+        }
+        first = TRUE;
+    }
+
+    if (intoafter) {
+        // Move this inside of the target at the end
+        our_ref->parent()->removeChild(our_ref);
+        target_ref->addChild(our_ref, nullptr);
+    } else if (target_ref->parent() != our_ref->parent()) {
+        // Change in parent, need to remove and add
+        our_ref->parent()->removeChild(our_ref);
+        target_ref->parent()->addChild(our_ref, target_ref);
+    } else if (!first) {
+        // Same parent, just move
+        our_ref->parent()->changeOrder(our_ref, target_ref);
+    }
+}
+
+/**
+ * Reads the Inkscape::XML::Node, and initializes SPTag variables.  For this to get called,
+ * our name must be associated with a repr via "sp_object_type_register".  Best done through
+ * sp-object-repr.cpp's repr_name_entries array.
+ */
+void
+SPTag::build(SPDocument *document, Inkscape::XML::Node *repr)
+{
+    readAttr(SPAttr::INKSCAPE_EXPANDED);
+    SPObject::build(document, repr);
+}
+
+/**
+ * Sets a specific value in the SPTag.
+ */
+void
+SPTag::set(SPAttr key, gchar const *value)
+{
+    
+    switch (key)
+    {
+        case SPAttr::INKSCAPE_EXPANDED:
+            if ( value && !strcmp(value, "true") ) {
+                setExpanded(true);
+            }
+            break;
+        default:
+                SPObject::set(key, value);
+            break;
+    }
+}
+
+void SPTag::setExpanded(bool isexpanded) {
+    //if ( _expanded != isexpanded ){
+        _expanded = isexpanded;
+    //}
+}
+
+/**
+ * Receives update notifications.
+ */
+void
+SPTag::update(SPCtx *ctx, guint flags)
+{
+    if (flags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG |
+                 SP_OBJECT_VIEWPORT_MODIFIED_FLAG)) {
+
+        /* do something to trigger redisplay, updates? */
+
+    }
+    SPObject::update(ctx, flags);
+}
+
+/**
+ * Writes its settings to an incoming repr object, if any.
+ */
+Inkscape::XML::Node *
+SPTag::write(Inkscape::XML::Document *doc, Inkscape::XML::Node *repr, guint flags)
+{
+    if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) {
+        repr = doc->createElement("inkscape:tag");
+    }
+    
+    // Inkscape-only object, not copied during an "plain SVG" dump:
+    if (flags & SP_OBJECT_WRITE_EXT) {
+        if (_expanded) {
+            repr->setAttribute("inkscape:expanded", "true");
+        } else {
+            repr->removeAttribute("inkscape:expanded");
+        }
+    }
+    SPObject::write(doc, repr, flags);
+    return repr;
+}
+
+
+/*
+  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 :