From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 dom/svg/SVGNumberList.cpp | 69 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 dom/svg/SVGNumberList.cpp

(limited to 'dom/svg/SVGNumberList.cpp')

diff --git a/dom/svg/SVGNumberList.cpp b/dom/svg/SVGNumberList.cpp
new file mode 100644
index 000000000..bd30fd3f8
--- /dev/null
+++ b/dom/svg/SVGNumberList.cpp
@@ -0,0 +1,69 @@
+/* -*- 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/. */
+
+#include "mozilla/ArrayUtils.h"
+
+#include "SVGNumberList.h"
+#include "nsCharSeparatedTokenizer.h"
+#include "nsString.h"
+#include "nsTextFormatter.h"
+#include "SVGContentUtils.h"
+
+namespace mozilla {
+
+nsresult
+SVGNumberList::CopyFrom(const SVGNumberList& rhs)
+{
+  if (!mNumbers.Assign(rhs.mNumbers, fallible)) {
+    return NS_ERROR_OUT_OF_MEMORY;
+  }
+  return NS_OK;
+}
+
+void
+SVGNumberList::GetValueAsString(nsAString& aValue) const
+{
+  aValue.Truncate();
+  char16_t buf[24];
+  uint32_t last = mNumbers.Length() - 1;
+  for (uint32_t i = 0; i < mNumbers.Length(); ++i) {
+    // Would like to use aValue.AppendPrintf("%f", mNumbers[i]), but it's not
+    // possible to always avoid trailing zeros.
+    nsTextFormatter::snprintf(buf, ArrayLength(buf),
+                              u"%g",
+                              double(mNumbers[i]));
+    // We ignore OOM, since it's not useful for us to return an error.
+    aValue.Append(buf);
+    if (i != last) {
+      aValue.Append(' ');
+    }
+  }
+}
+
+nsresult
+SVGNumberList::SetValueFromString(const nsAString& aValue)
+{
+  SVGNumberList temp;
+
+  nsCharSeparatedTokenizerTemplate<IsSVGWhitespace>
+    tokenizer(aValue, ',', nsCharSeparatedTokenizer::SEPARATOR_OPTIONAL);
+
+  while (tokenizer.hasMoreTokens()) {
+    float num;
+    if (!SVGContentUtils::ParseNumber(tokenizer.nextToken(), num)) {
+      return NS_ERROR_DOM_SYNTAX_ERR;
+    }
+    if (!temp.AppendItem(num)) {
+      return NS_ERROR_OUT_OF_MEMORY;
+    }
+  }
+  if (tokenizer.separatorAfterCurrentToken()) {
+    return NS_ERROR_DOM_SYNTAX_ERR; // trailing comma
+  }
+  return CopyFrom(temp);
+}
+
+} // namespace mozilla
-- 
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