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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef COMPONENTS_HTML_VIEWER_SETUP_H_ | 5 #ifndef COMPONENTS_HTML_VIEWER_SETUP_H_ |
6 #define COMPONENTS_HTML_VIEWER_SETUP_H_ | 6 #define COMPONENTS_HTML_VIEWER_SETUP_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "base/threading/thread.h" | 10 #include "base/threading/thread.h" |
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32 // InitIfNecessary() is invoked. | 32 // InitIfNecessary() is invoked. |
33 // Setup can be initialized in two distinct ways: | 33 // Setup can be initialized in two distinct ways: |
34 // . headless: this is determined by the command line, but can be forced by way | 34 // . headless: this is determined by the command line, but can be forced by way |
35 // of InitHeadless(). | 35 // of InitHeadless(). |
36 // . with a ui: this is done via InitIfNecessary(). | 36 // . with a ui: this is done via InitIfNecessary(). |
37 class Setup { | 37 class Setup { |
38 public: | 38 public: |
39 explicit Setup(mojo::ApplicationImpl* app); | 39 explicit Setup(mojo::ApplicationImpl* app); |
40 ~Setup(); | 40 ~Setup(); |
41 | 41 |
42 // Use to explicitly create headless regardless of command line switches. | |
43 // This must be invoked before InitIfNecessary(). | |
44 void InitHeadless(); | |
45 | |
46 // Inits with the specified screen size and device pixel ratio. | 42 // Inits with the specified screen size and device pixel ratio. |
47 // NOTE: we wait to complete setup until the device pixel ratio is available | 43 // NOTE: we wait to complete setup until the device pixel ratio is available |
48 // as ResourceBundle uses the device pixel ratio during initialization. | 44 // as ResourceBundle uses the device pixel ratio during initialization. |
49 void InitIfNecessary(const gfx::Size& screen_size_in_pixels, | 45 void InitIfNecessary(const gfx::Size& screen_size_in_pixels, |
50 float device_pixel_ratio); | 46 float device_pixel_ratio); |
51 | 47 |
52 bool is_headless() const { return is_headless_; } | 48 bool is_headless() const { return is_headless_; } |
53 bool did_init() const { return did_init_; } | 49 bool did_init() const { return did_init_; } |
54 | 50 |
55 const gfx::Size& screen_size_in_pixels() const { | 51 const gfx::Size& screen_size_in_pixels() const { |
56 return screen_size_in_pixels_; | 52 return screen_size_in_pixels_; |
57 } | 53 } |
58 | 54 |
59 float device_pixel_ratio() const { return device_pixel_ratio_; } | 55 float device_pixel_ratio() const { return device_pixel_ratio_; } |
60 | 56 |
61 scoped_refptr<base::SingleThreadTaskRunner> compositor_thread() { | 57 scoped_refptr<base::SingleThreadTaskRunner> compositor_thread() { |
62 return compositor_thread_.task_runner(); | 58 return compositor_thread_.task_runner(); |
63 } | 59 } |
64 | 60 |
65 MediaFactory* media_factory() { return media_factory_.get(); } | 61 MediaFactory* media_factory() { return media_factory_.get(); } |
66 | 62 |
67 private: | 63 private: |
68 // App for HTMLViewer, not the document's app. | 64 // App for HTMLViewer, not the document's app. |
69 // WARNING: do not expose this. It's too easy to use the wrong one. | 65 // WARNING: do not expose this. It's too easy to use the wrong one. |
70 // HTMLDocument should be using the application it creates, not this one. | 66 // HTMLDocument should be using the application it creates, not this one. |
71 mojo::ApplicationImpl* app_; | 67 mojo::ApplicationImpl* app_; |
72 | 68 |
73 resource_provider::ResourceLoader resource_loader_; | 69 resource_provider::ResourceLoader resource_loader_; |
74 | 70 |
75 bool is_headless_; | 71 const bool is_headless_; |
76 | 72 |
77 // True once we've completed init. | 73 // True once we've completed init. |
78 bool did_init_; | 74 bool did_init_; |
79 | 75 |
80 float device_pixel_ratio_; | 76 float device_pixel_ratio_; |
81 | 77 |
82 gfx::Size screen_size_in_pixels_; | 78 gfx::Size screen_size_in_pixels_; |
83 | 79 |
84 scoped_ptr<UISetup> ui_setup_; | 80 scoped_ptr<UISetup> ui_setup_; |
85 | 81 |
86 // Skia requires that we have one of these. Unlike the one used in chrome, | 82 // Skia requires that we have one of these. Unlike the one used in chrome, |
87 // this doesn't use purgable shared memory. Instead, it tries to free the | 83 // this doesn't use purgable shared memory. Instead, it tries to free the |
88 // oldest unlocked chunks on allocation. | 84 // oldest unlocked chunks on allocation. |
89 // | 85 // |
90 // TODO(erg): In the long run, delete this allocator and get the real shared | 86 // TODO(erg): In the long run, delete this allocator and get the real shared |
91 // memory based purging allocator working here. | 87 // memory based purging allocator working here. |
92 DiscardableMemoryAllocator discardable_memory_allocator_; | 88 DiscardableMemoryAllocator discardable_memory_allocator_; |
93 | 89 |
94 scoped_ptr<scheduler::RendererScheduler> renderer_scheduler_; | 90 scoped_ptr<scheduler::RendererScheduler> renderer_scheduler_; |
95 scoped_ptr<BlinkPlatformImpl> blink_platform_; | 91 scoped_ptr<BlinkPlatformImpl> blink_platform_; |
96 base::Thread compositor_thread_; | 92 base::Thread compositor_thread_; |
97 scoped_ptr<MediaFactory> media_factory_; | 93 scoped_ptr<MediaFactory> media_factory_; |
98 | 94 |
99 DISALLOW_COPY_AND_ASSIGN(Setup); | 95 DISALLOW_COPY_AND_ASSIGN(Setup); |
100 }; | 96 }; |
101 | 97 |
102 } // namespace html_viewer | 98 } // namespace html_viewer |
103 | 99 |
104 #endif // COMPONENTS_HTML_VIEWER_SETUP_H_ | 100 #endif // COMPONENTS_HTML_VIEWER_SETUP_H_ |
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