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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 "ui/base/ime/ime_text_span.h"
#include "ui/base/ime/mojom/ime_types.mojom-blink.h"
namespace blink {
ImeTextSpan::ImeTextSpan(Type type,
unsigned start_offset,
unsigned end_offset,
const Color& underline_color,
ui::mojom::ImeTextSpanThickness thickness,
ui::mojom::ImeTextSpanUnderlineStyle underline_style,
const Color& text_color,
const Color& background_color,
const Color& suggestion_highlight_color,
bool remove_on_finish_composing,
bool interim_char_selection,
const Vector<String>& suggestions)
: type_(type),
underline_color_(underline_color),
thickness_(thickness),
underline_style_(underline_style),
text_color_(text_color),
background_color_(background_color),
suggestion_highlight_color_(suggestion_highlight_color),
remove_on_finish_composing_(remove_on_finish_composing),
interim_char_selection_(interim_char_selection),
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;
output.ReserveInitialCapacity(input.size());
for (const std::string& val : input) {
output.UncheckedAppend(String::FromUTF8(val));
}
return output;
}
ImeTextSpan::Type ConvertUiTypeToType(ui::ImeTextSpan::Type type) {
switch (type) {
case ui::ImeTextSpan::Type::kComposition:
return ImeTextSpan::Type::kComposition;
case ui::ImeTextSpan::Type::kSuggestion:
return ImeTextSpan::Type::kSuggestion;
case ui::ImeTextSpan::Type::kMisspellingSuggestion:
return ImeTextSpan::Type::kMisspellingSuggestion;
case ui::ImeTextSpan::Type::kAutocorrect:
return ImeTextSpan::Type::kAutocorrect;
}
NOTREACHED();
return ImeTextSpan::Type::kComposition;
}
ui::mojom::ImeTextSpanThickness ConvertUiThicknessToThickness(
ui::ImeTextSpan::Thickness thickness) {
switch (thickness) {
case ui::ImeTextSpan::Thickness::kNone:
return ui::mojom::ImeTextSpanThickness::kNone;
case ui::ImeTextSpan::Thickness::kThin:
return ui::mojom::ImeTextSpanThickness::kThin;
case ui::ImeTextSpan::Thickness::kThick:
return ui::mojom::ImeTextSpanThickness::kThick;
}
NOTREACHED();
return ui::mojom::ImeTextSpanThickness::kNone;
}
ui::mojom::ImeTextSpanUnderlineStyle ConvertUiUnderlineToUnderline(
ui::ImeTextSpan::UnderlineStyle underline) {
switch (underline) {
case ui::ImeTextSpan::UnderlineStyle::kNone:
return ui::mojom::ImeTextSpanUnderlineStyle::kNone;
case ui::ImeTextSpan::UnderlineStyle::kSolid:
return ui::mojom::ImeTextSpanUnderlineStyle::kSolid;
case ui::ImeTextSpan::UnderlineStyle::kDot:
return ui::mojom::ImeTextSpanUnderlineStyle::kDot;
case ui::ImeTextSpan::UnderlineStyle::kDash:
return ui::mojom::ImeTextSpanUnderlineStyle::kDash;
case ui::ImeTextSpan::UnderlineStyle::kSquiggle:
return ui::mojom::ImeTextSpanUnderlineStyle::kSquiggle;
}
NOTREACHED();
return ui::mojom::ImeTextSpanUnderlineStyle::kNone;
}
} // namespace
ImeTextSpan::ImeTextSpan(const ui::ImeTextSpan& ime_text_span)
: ImeTextSpan(ConvertUiTypeToType(ime_text_span.type),
ime_text_span.start_offset,
ime_text_span.end_offset,
Color(ime_text_span.underline_color),
ConvertUiThicknessToThickness(ime_text_span.thickness),
ConvertUiUnderlineToUnderline(ime_text_span.underline_style),
Color(ime_text_span.text_color),
Color(ime_text_span.background_color),
Color(ime_text_span.suggestion_highlight_color),
ime_text_span.remove_on_finish_composing,
ime_text_span.interim_char_selection,
ConvertStdVectorOfStdStringsToVectorOfStrings(
ime_text_span.suggestions)) {}
} // namespace blink
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