| // 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. |
| |
| #pragma once |
| |
| #include <functional> |
| #include <memory> |
| #include <vector> |
| |
| #include "flutter/fml/macros.h" |
| #include "impeller/core/sampler_descriptor.h" |
| #include "impeller/entity/contents/contents.h" |
| #include "impeller/entity/entity.h" |
| #include "impeller/entity/geometry.h" |
| #include "impeller/geometry/color.h" |
| #include "impeller/geometry/path.h" |
| #include "impeller/geometry/point.h" |
| |
| namespace impeller { |
| |
| class VerticesContents final : public Contents { |
| public: |
| VerticesContents(); |
| |
| ~VerticesContents() override; |
| |
| void SetGeometry(std::shared_ptr<VerticesGeometry> geometry); |
| |
| void SetAlpha(Scalar alpha); |
| |
| void SetBlendMode(BlendMode blend_mode); |
| |
| void SetSourceContents(std::shared_ptr<Contents> contents); |
| |
| std::shared_ptr<VerticesGeometry> GetGeometry() const; |
| |
| const std::shared_ptr<Contents>& GetSourceContents() const; |
| |
| // |Contents| |
| std::optional<Rect> GetCoverage(const Entity& entity) const override; |
| |
| // |Contents| |
| bool Render(const ContentContext& renderer, |
| const Entity& entity, |
| RenderPass& pass) const override; |
| |
| private: |
| Scalar alpha_; |
| std::shared_ptr<VerticesGeometry> geometry_; |
| BlendMode blend_mode_ = BlendMode::kSource; |
| std::shared_ptr<Contents> src_contents_; |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(VerticesContents); |
| }; |
| |
| class VerticesColorContents final : public Contents { |
| public: |
| explicit VerticesColorContents(const VerticesContents& parent); |
| |
| ~VerticesColorContents() override; |
| |
| // |Contents| |
| std::optional<Rect> GetCoverage(const Entity& entity) const override; |
| |
| // |Contents| |
| bool Render(const ContentContext& renderer, |
| const Entity& entity, |
| RenderPass& pass) const override; |
| |
| void SetAlpha(Scalar alpha); |
| |
| private: |
| const VerticesContents& parent_; |
| Scalar alpha_ = 1.0; |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(VerticesColorContents); |
| }; |
| |
| class VerticesUVContents final : public Contents { |
| public: |
| explicit VerticesUVContents(const VerticesContents& parent); |
| |
| ~VerticesUVContents() override; |
| |
| // |Contents| |
| std::optional<Rect> GetCoverage(const Entity& entity) const override; |
| |
| // |Contents| |
| bool Render(const ContentContext& renderer, |
| const Entity& entity, |
| RenderPass& pass) const override; |
| |
| void SetAlpha(Scalar alpha); |
| |
| private: |
| const VerticesContents& parent_; |
| Scalar alpha_ = 1.0; |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(VerticesUVContents); |
| }; |
| |
| } // namespace impeller |