| // Copyright 2013 The Flutter 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 FLUTTER_IMPELLER_ENTITY_CONTENTS_FILTERS_INPUTS_PLACEHOLDER_FILTER_INPUT_H_ |
| #define FLUTTER_IMPELLER_ENTITY_CONTENTS_FILTERS_INPUTS_PLACEHOLDER_FILTER_INPUT_H_ |
| |
| #include "impeller/entity/contents/filters/inputs/filter_input.h" |
| |
| namespace impeller { |
| |
| class PlaceholderFilterInput final : public FilterInput { |
| public: |
| explicit PlaceholderFilterInput(Rect coverage); |
| |
| ~PlaceholderFilterInput() override; |
| |
| // |FilterInput| |
| Variant GetInput() const override; |
| |
| // |FilterInput| |
| std::optional<Snapshot> GetSnapshot(const std::string& label, |
| const ContentContext& renderer, |
| const Entity& entity, |
| std::optional<Rect> coverage_limit, |
| int32_t mip_count = 1) const override; |
| |
| // |FilterInput| |
| std::optional<Rect> GetCoverage(const Entity& entity) const override; |
| |
| // |FilterInput| |
| void PopulateGlyphAtlas( |
| const std::shared_ptr<LazyGlyphAtlas>& lazy_glyph_atlas, |
| Scalar scale) override; |
| |
| private: |
| Rect coverage_rect_; |
| |
| friend FilterInput; |
| }; |
| |
| } // namespace impeller |
| |
| #endif // FLUTTER_IMPELLER_ENTITY_CONTENTS_FILTERS_INPUTS_PLACEHOLDER_FILTER_INPUT_H_ |