| Flutter Impeller |

solid_color_contents.h
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1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #ifndef FLUTTER_IMPELLER_ENTITY_CONTENTS_SOLID_COLOR_CONTENTS_H_
6 #define FLUTTER_IMPELLER_ENTITY_CONTENTS_SOLID_COLOR_CONTENTS_H_
7
8 #include <memory>
9
10 #include "impeller/entity/contents/color_source_contents.h"
11 #include "impeller/entity/contents/contents.h"
12 #include "impeller/geometry/color.h"
13 #include "impeller/geometry/path.h"
14
15 namespace impeller {
16
17 class SolidColorContents final : public ColorSourceContents {
18 public:
19 SolidColorContents();
20
21 ~SolidColorContents() override;
22
23 static std::unique_ptr<SolidColorContents> Make(const Path& path,
24 Color color);
25
26 void SetColor(Color color);
27
28 Color GetColor() const;
29
30 // |ColorSourceContents|
31 bool IsSolidColor() const override;
32
33 // |Contents|
34 bool IsOpaque() const override;
35
36 // |Contents|
37 std::optional<Rect> GetCoverage(const Entity& entity) const override;
38
39 // |Contents|
40 bool Render(const ContentContext& renderer,
41 const Entity& entity,
42 RenderPass& pass) const override;
43
44 std::optional<Color> AsBackgroundColor(const Entity& entity,
45 ISize target_size) const override;
46
47 // |Contents|
48 [[nodiscard]] bool ApplyColorFilter(
49 const ColorFilterProc& color_filter_proc) override;
50
51 private:
52 Color color_;
53
54 SolidColorContents(const SolidColorContents&) = delete;
55
56 SolidColorContents& operator=(const SolidColorContents&) = delete;
57 };
58
59 } // namespace impeller
60
61 #endif // FLUTTER_IMPELLER_ENTITY_CONTENTS_SOLID_COLOR_CONTENTS_H_
impeller::SolidColorContents::GetColor
Color GetColor() const
Definition: solid_color_contents.cc:23
impeller::SolidColorContents::Make
static std::unique_ptr< SolidColorContents > Make(const Path &path, Color color)
Definition: solid_color_contents.cc:73
path.h
impeller::SolidColorContents::IsOpaque
bool IsOpaque() const override
Whether this Contents only emits opaque source colors from the fragment stage. This value does not ac...
Definition: solid_color_contents.cc:31
contents.h
impeller::Color
Definition: color.h:124
impeller::SolidColorContents::IsSolidColor
bool IsSolidColor() const override
Definition: solid_color_contents.cc:27
impeller::SolidColorContents::GetCoverage
std::optional< Rect > GetCoverage(const Entity &entity) const override
Get the area of the render pass that will be affected when this contents is rendered.
Definition: solid_color_contents.cc:35
impeller::SolidColorContents::~SolidColorContents
~SolidColorContents() override
impeller::Entity
Definition: entity.h:20
impeller::TSize
Definition: size.h:19
color_source_contents.h
impeller::SolidColorContents::ApplyColorFilter
bool ApplyColorFilter(const ColorFilterProc &color_filter_proc) override
If possible, applies a color filter to this contents inputs on the CPU.
Definition: solid_color_contents.cc:90
impeller::Path
Paths are lightweight objects that describe a collection of linear, quadratic, or cubic segments....
Definition: path.h:52
impeller::Contents::ColorFilterProc
std::function< Color(Color)> ColorFilterProc
Definition: contents.h:35
impeller::SolidColorContents
Definition: solid_color_contents.h:17
impeller::SolidColorContents::SolidColorContents
SolidColorContents()
impeller::RenderPass
Render passes encode render commands directed as one specific render target into an underlying comman...
Definition: render_pass.h:33
impeller::SolidColorContents::SetColor
void SetColor(Color color)
Definition: solid_color_contents.cc:19
color.h
color
DlColor color
Definition: dl_golden_blur_unittests.cc:23
impeller::SolidColorContents::Render
bool Render(const ContentContext &renderer, const Entity &entity, RenderPass &pass) const override
Definition: solid_color_contents.cc:48
impeller::ColorSourceContents
Definition: color_source_contents.h:37
impeller
Definition: aiks_blend_unittests.cc:18
impeller::ContentContext
Definition: content_context.h:366
impeller::SolidColorContents::AsBackgroundColor
std::optional< Color > AsBackgroundColor(const Entity &entity, ISize target_size) const override
Returns a color if this Contents will flood the given target_size with a color. This output color is ...
Definition: solid_color_contents.cc:81