| // Copyright 2015 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 COMPONENTS_BITMAP_UPLOADER_BITMAP_UPLOADER_H_ |
| #define COMPONENTS_BITMAP_UPLOADER_BITMAP_UPLOADER_H_ |
| |
| #include <stdint.h> |
| |
| #include <memory> |
| |
| #include "base/compiler_specific.h" |
| #include "base/containers/hash_tables.h" |
| #include "base/macros.h" |
| #include "components/bitmap_uploader/bitmap_uploader_export.h" |
| #include "components/mus/public/cpp/window_surface.h" |
| #include "components/mus/public/cpp/window_surface_client.h" |
| #include "components/mus/public/interfaces/compositor_frame.mojom.h" |
| #include "components/mus/public/interfaces/gpu.mojom.h" |
| #include "gpu/GLES2/gl2chromium.h" |
| #include "gpu/GLES2/gl2extchromium.h" |
| #include "mojo/public/c/gles2/gles2.h" |
| |
| namespace shell { |
| class Connector; |
| } |
| |
| namespace bitmap_uploader { |
| |
| BITMAP_UPLOADER_EXPORT extern const char kBitmapUploaderForAcceleratedWidget[]; |
| |
| // BitmapUploader is useful if you want to draw a bitmap or color in a |
| // mus::Window. |
| class BITMAP_UPLOADER_EXPORT BitmapUploader |
| : public NON_EXPORTED_BASE(mus::WindowSurfaceClient) { |
| public: |
| explicit BitmapUploader(mus::Window* window); |
| ~BitmapUploader() override; |
| |
| void Init(shell::Connector* connector); |
| |
| // Sets the color which is RGBA. |
| void SetColor(uint32_t color); |
| |
| enum Format { |
| RGBA, // Pixel layout on Android. |
| BGRA, // Pixel layout everywhere else. |
| }; |
| |
| // Sets a bitmap. |
| void SetBitmap(int width, |
| int height, |
| std::unique_ptr<std::vector<unsigned char>> data, |
| Format format); |
| |
| private: |
| void Upload(); |
| |
| uint32_t BindTextureForSize(const mojo::Size size); |
| |
| uint32_t TextureFormat() const { |
| return format_ == BGRA ? GL_BGRA_EXT : GL_RGBA; |
| } |
| |
| void SetIdNamespace(uint32_t id_namespace); |
| |
| // WindowSurfaceClient implementation. |
| void OnResourcesReturned( |
| mus::WindowSurface* surface, |
| mojo::Array<mus::mojom::ReturnedResourcePtr> resources) override; |
| |
| mus::Window* window_; |
| mus::mojom::GpuPtr gpu_service_; |
| std::unique_ptr<mus::WindowSurface> surface_; |
| MojoGLES2Context gles2_context_; |
| |
| mojo::Size size_; |
| uint32_t color_; |
| int width_; |
| int height_; |
| Format format_; |
| std::unique_ptr<std::vector<unsigned char>> bitmap_; |
| uint32_t next_resource_id_; |
| uint32_t id_namespace_; |
| base::hash_map<uint32_t, uint32_t> resource_to_texture_id_map_; |
| |
| DISALLOW_COPY_AND_ASSIGN(BitmapUploader); |
| }; |
| |
| } // namespace bitmap_uploader |
| |
| #endif // COMPONENTS_BITMAP_UPLOADER_BITMAP_UPLAODER_H_ |