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https://github.com/flutter/flutter.git
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70f070263a
This change adds a FlutterMetalRendererConfig that lets embedders specify metal as rendering api. Also adds a test that validates rendering a gradient using metal.
118 lines
4.2 KiB
C++
118 lines
4.2 KiB
C++
// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef FLUTTER_SHELL_PLATFORM_EMBEDDER_PLATFORM_VIEW_EMBEDDER_H_
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#define FLUTTER_SHELL_PLATFORM_EMBEDDER_PLATFORM_VIEW_EMBEDDER_H_
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#include <functional>
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#include "flow/embedded_views.h"
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#include "flutter/fml/macros.h"
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#include "flutter/shell/common/platform_view.h"
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#include "flutter/shell/platform/embedder/embedder.h"
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#include "flutter/shell/platform/embedder/embedder_surface.h"
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#include "flutter/shell/platform/embedder/embedder_surface_software.h"
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#include "flutter/shell/platform/embedder/vsync_waiter_embedder.h"
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#ifdef SHELL_ENABLE_GL
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#include "flutter/shell/platform/embedder/embedder_surface_gl.h"
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#endif
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#ifdef SHELL_ENABLE_METAL
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#include "flutter/shell/platform/embedder/embedder_surface_metal.h"
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#endif
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namespace flutter {
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class PlatformViewEmbedder final : public PlatformView {
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public:
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using UpdateSemanticsNodesCallback =
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std::function<void(flutter::SemanticsNodeUpdates update)>;
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using UpdateSemanticsCustomActionsCallback =
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std::function<void(flutter::CustomAccessibilityActionUpdates actions)>;
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using PlatformMessageResponseCallback =
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std::function<void(fml::RefPtr<flutter::PlatformMessage>)>;
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using ComputePlatformResolvedLocaleCallback =
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std::function<std::unique_ptr<std::vector<std::string>>(
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const std::vector<std::string>& supported_locale_data)>;
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struct PlatformDispatchTable {
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UpdateSemanticsNodesCallback update_semantics_nodes_callback; // optional
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UpdateSemanticsCustomActionsCallback
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update_semantics_custom_actions_callback; // optional
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PlatformMessageResponseCallback
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platform_message_response_callback; // optional
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VsyncWaiterEmbedder::VsyncCallback vsync_callback; // optional
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ComputePlatformResolvedLocaleCallback
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compute_platform_resolved_locale_callback;
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};
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// Create a platform view that sets up a software rasterizer.
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PlatformViewEmbedder(
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PlatformView::Delegate& delegate,
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flutter::TaskRunners task_runners,
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EmbedderSurfaceSoftware::SoftwareDispatchTable software_dispatch_table,
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PlatformDispatchTable platform_dispatch_table,
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std::shared_ptr<EmbedderExternalViewEmbedder> external_view_embedder);
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#ifdef SHELL_ENABLE_GL
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// Creates a platform view that sets up an OpenGL rasterizer.
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PlatformViewEmbedder(
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PlatformView::Delegate& delegate,
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flutter::TaskRunners task_runners,
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EmbedderSurfaceGL::GLDispatchTable gl_dispatch_table,
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bool fbo_reset_after_present,
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PlatformDispatchTable platform_dispatch_table,
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std::shared_ptr<EmbedderExternalViewEmbedder> external_view_embedder);
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#endif
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#ifdef SHELL_ENABLE_METAL
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// Creates a platform view that sets up an metal rasterizer.
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PlatformViewEmbedder(
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PlatformView::Delegate& delegate,
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flutter::TaskRunners task_runners,
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std::unique_ptr<EmbedderSurfaceMetal> embedder_surface,
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PlatformDispatchTable platform_dispatch_table,
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std::shared_ptr<EmbedderExternalViewEmbedder> external_view_embedder);
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#endif
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~PlatformViewEmbedder() override;
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// |PlatformView|
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void UpdateSemantics(
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flutter::SemanticsNodeUpdates update,
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flutter::CustomAccessibilityActionUpdates actions) override;
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// |PlatformView|
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void HandlePlatformMessage(
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fml::RefPtr<flutter::PlatformMessage> message) override;
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private:
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std::shared_ptr<EmbedderExternalViewEmbedder> external_view_embedder_;
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std::unique_ptr<EmbedderSurface> embedder_surface_;
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PlatformDispatchTable platform_dispatch_table_;
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// |PlatformView|
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std::unique_ptr<Surface> CreateRenderingSurface() override;
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// |PlatformView|
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std::shared_ptr<ExternalViewEmbedder> CreateExternalViewEmbedder() override;
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// |PlatformView|
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sk_sp<GrDirectContext> CreateResourceContext() const override;
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// |PlatformView|
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std::unique_ptr<VsyncWaiter> CreateVSyncWaiter() override;
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// |PlatformView|
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std::unique_ptr<std::vector<std::string>> ComputePlatformResolvedLocales(
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const std::vector<std::string>& supported_locale_data) override;
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FML_DISALLOW_COPY_AND_ASSIGN(PlatformViewEmbedder);
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};
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} // namespace flutter
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#endif // FLUTTER_SHELL_PLATFORM_EMBEDDER_PLATFORM_VIEW_EMBEDDER_H_
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