| // Copyright 2017 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. |
| |
| #ifndef CompositionMarker_h |
| #define CompositionMarker_h |
| |
| #include "core/editing/markers/DocumentMarker.h" |
| |
| namespace blink { |
| |
| // A subclass of DocumentMarker used to store information specific to |
| // composition markers. We store what color to display the underline (possibly |
| // transparent), whether the underline should be thick or not, and what |
| // background color should be used under the marked text (also possibly |
| // transparent). |
| class CORE_EXPORT CompositionMarker final : public DocumentMarker { |
| public: |
| CompositionMarker(unsigned start_offset, |
| unsigned end_offset, |
| Color underline_color, |
| bool thick, |
| Color background_color); |
| |
| Color UnderlineColor() const; |
| bool Thick() const; |
| Color BackgroundColor() const; |
| |
| private: |
| const Color underline_color_; |
| const Color background_color_; |
| const bool thick_; |
| |
| DISALLOW_COPY_AND_ASSIGN(CompositionMarker); |
| }; |
| |
| DEFINE_TYPE_CASTS(CompositionMarker, |
| DocumentMarker, |
| marker, |
| marker->GetType() == DocumentMarker::kComposition, |
| marker.GetType() == DocumentMarker::kComposition); |
| |
| } // namespace blink |
| |
| #endif |