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// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/core/editing/ime/ime_text_span.h"
#include <algorithm>
#include "third_party/blink/public/web/web_ime_text_span.h"
namespace blink {
ImeTextSpan::ImeTextSpan(Type type,
unsigned start_offset,
unsigned end_offset,
const Color& underline_color,
ws::mojom::ImeTextSpanThickness thickness,
const Color& background_color,
const Color& suggestion_highlight_color,
const Vector<String>& suggestions)
: type_(type),
underline_color_(underline_color),
thickness_(thickness),
background_color_(background_color),
suggestion_highlight_color_(suggestion_highlight_color),
suggestions_(suggestions) {
// Sanitize offsets by ensuring a valid range corresponding to the last
// possible position.
// TODO(wkorman): Consider replacing with DCHECK_LT(startOffset, endOffset).
start_offset_ =
std::min(start_offset, std::numeric_limits<unsigned>::max() - 1u);
end_offset_ = std::max(start_offset_ + 1u, end_offset);
}
namespace {
Vector<String> ConvertStdVectorOfStdStringsToVectorOfStrings(
const std::vector<std::string>& input) {
Vector<String> output;
for (const std::string& val : input) {
output.push_back(String::FromUTF8(val.c_str()));
}
return output;
}
ImeTextSpan::Type ConvertWebTypeToType(WebImeTextSpan::Type type) {
switch (type) {
case WebImeTextSpan::Type::kComposition:
return ImeTextSpan::Type::kComposition;
case WebImeTextSpan::Type::kSuggestion:
return ImeTextSpan::Type::kSuggestion;
case WebImeTextSpan::Type::kMisspellingSuggestion:
return ImeTextSpan::Type::kMisspellingSuggestion;
}
NOTREACHED();
return ImeTextSpan::Type::kComposition;
}
} // namespace
ImeTextSpan::ImeTextSpan(const WebImeTextSpan& ime_text_span)
: ImeTextSpan(ConvertWebTypeToType(ime_text_span.type),
ime_text_span.start_offset,
ime_text_span.end_offset,
Color(ime_text_span.underline_color),
ime_text_span.thickness,
Color(ime_text_span.background_color),
Color(ime_text_span.suggestion_highlight_color),
ConvertStdVectorOfStdStringsToVectorOfStrings(
ime_text_span.suggestions)) {}
} // namespace blink
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