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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
commit6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /dom/svg/SVGFragmentIdentifier.h
parentInitial commit. (diff)
downloadthunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz
thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/svg/SVGFragmentIdentifier.h')
-rw-r--r--dom/svg/SVGFragmentIdentifier.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/dom/svg/SVGFragmentIdentifier.h b/dom/svg/SVGFragmentIdentifier.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef DOM_SVG_SVGFRAGMENTIDENTIFIER_H_
+#define DOM_SVG_SVGFRAGMENTIDENTIFIER_H_
+
+#include "nsString.h"
+
+namespace mozilla {
+
+namespace dom {
+class Document;
+class SVGSVGElement;
+} // namespace dom
+
+/**
+ * Implements support for parsing SVG fragment identifiers
+ * http://www.w3.org/TR/SVG/linking.html#SVGFragmentIdentifiers
+ */
+class SVGFragmentIdentifier {
+ // To prevent the class being instantiated
+ SVGFragmentIdentifier() = delete;
+
+ public:
+ /**
+ * Process the SVG fragment identifier, if there is one.
+ * @return true if we found a valid svgView()-style fragment identifier,
+ * in which case further processing by the caller can stop. Otherwise return
+ * false as we may have an ordinary anchor which needs to be :target matched.
+ */
+ static bool ProcessFragmentIdentifier(dom::Document* aDocument,
+ const nsAString& aAnchorName);
+
+ private:
+ /**
+ * Parse an SVG ViewSpec and set applicable attributes on the root element.
+ * @return true if there is a valid ViewSpec
+ */
+ static bool ProcessSVGViewSpec(const nsAString& aViewSpec,
+ dom::SVGSVGElement* root);
+};
+
+} // namespace mozilla
+
+#endif // DOM_SVG_SVGFRAGMENTIDENTIFIER_H_