/* -*- 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