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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 #include <algorithm> | 5 #include <algorithm> |
6 | 6 |
7 #include "base/message_loop/message_loop.h" | 7 #include "base/message_loop/message_loop.h" |
8 #include "base/strings/string_tokenizer.h" | 8 #include "base/strings/string_tokenizer.h" |
9 #include "mojo/examples/media_viewer/media_viewer.mojom.h" | 9 #include "mojo/examples/media_viewer/media_viewer.mojom.h" |
10 #include "mojo/public/cpp/application/application_connection.h" | 10 #include "mojo/public/cpp/application/application_connection.h" |
11 #include "mojo/public/cpp/application/application_delegate.h" | 11 #include "mojo/public/cpp/application/application_delegate.h" |
| 12 #include "mojo/public/cpp/application/interface_factory_with_context.h" |
12 #include "mojo/services/public/cpp/view_manager/node.h" | 13 #include "mojo/services/public/cpp/view_manager/node.h" |
13 #include "mojo/services/public/cpp/view_manager/node_observer.h" | 14 #include "mojo/services/public/cpp/view_manager/node_observer.h" |
14 #include "mojo/services/public/cpp/view_manager/types.h" | 15 #include "mojo/services/public/cpp/view_manager/types.h" |
15 #include "mojo/services/public/cpp/view_manager/view.h" | 16 #include "mojo/services/public/cpp/view_manager/view.h" |
16 #include "mojo/services/public/cpp/view_manager/view_manager.h" | 17 #include "mojo/services/public/cpp/view_manager/view_manager.h" |
| 18 #include "mojo/services/public/cpp/view_manager/view_manager_client_factory.h" |
17 #include "mojo/services/public/cpp/view_manager/view_manager_delegate.h" | 19 #include "mojo/services/public/cpp/view_manager/view_manager_delegate.h" |
18 #include "mojo/services/public/interfaces/navigation/navigation.mojom.h" | 20 #include "mojo/services/public/interfaces/navigation/navigation.mojom.h" |
19 #include "skia/ext/platform_canvas.h" | 21 #include "skia/ext/platform_canvas.h" |
20 #include "skia/ext/refptr.h" | 22 #include "skia/ext/refptr.h" |
21 #include "third_party/skia/include/core/SkBitmap.h" | 23 #include "third_party/skia/include/core/SkBitmap.h" |
22 #include "third_party/skia/include/core/SkCanvas.h" | 24 #include "third_party/skia/include/core/SkCanvas.h" |
23 #include "third_party/skia/include/core/SkPaint.h" | 25 #include "third_party/skia/include/core/SkPaint.h" |
24 #include "third_party/skia/include/core/SkScalar.h" | 26 #include "third_party/skia/include/core/SkScalar.h" |
25 #include "ui/gfx/codec/png_codec.h" | 27 #include "ui/gfx/codec/png_codec.h" |
26 | 28 |
27 namespace mojo { | 29 namespace mojo { |
28 namespace examples { | 30 namespace examples { |
29 | 31 |
30 class PNGViewer; | 32 class PNGViewer; |
31 | 33 |
32 class ZoomableMediaImpl : public InterfaceImpl<ZoomableMedia> { | 34 class ZoomableMediaImpl : public InterfaceImpl<ZoomableMedia> { |
33 public: | 35 public: |
34 ZoomableMediaImpl(ApplicationConnection* connection, | 36 explicit ZoomableMediaImpl(PNGViewer* viewer) : viewer_(viewer) {} |
35 PNGViewer* viewer) : viewer_(viewer) {} | |
36 virtual ~ZoomableMediaImpl() {} | 37 virtual ~ZoomableMediaImpl() {} |
37 | 38 |
38 private: | 39 private: |
39 // Overridden from ZoomableMedia: | 40 // Overridden from ZoomableMedia: |
40 virtual void ZoomIn() OVERRIDE; | 41 virtual void ZoomIn() OVERRIDE; |
41 virtual void ZoomOut() OVERRIDE; | 42 virtual void ZoomOut() OVERRIDE; |
42 virtual void ZoomToActualSize() OVERRIDE; | 43 virtual void ZoomToActualSize() OVERRIDE; |
43 | 44 |
44 PNGViewer* viewer_; | 45 PNGViewer* viewer_; |
45 | 46 |
46 DISALLOW_COPY_AND_ASSIGN(ZoomableMediaImpl); | 47 DISALLOW_COPY_AND_ASSIGN(ZoomableMediaImpl); |
47 }; | 48 }; |
48 | 49 |
49 class NavigatorImpl : public InterfaceImpl<navigation::Navigator> { | 50 class NavigatorImpl : public InterfaceImpl<navigation::Navigator> { |
50 public: | 51 public: |
51 NavigatorImpl(ApplicationConnection* connection, | 52 explicit NavigatorImpl(PNGViewer* viewer) : viewer_(viewer) {} |
52 PNGViewer* viewer) : viewer_(viewer) {} | |
53 virtual ~NavigatorImpl() {} | 53 virtual ~NavigatorImpl() {} |
54 | 54 |
55 private: | 55 private: |
56 // Overridden from navigation::Navigate: | 56 // Overridden from navigation::Navigate: |
57 virtual void Navigate( | 57 virtual void Navigate( |
58 uint32_t node_id, | 58 uint32_t node_id, |
59 navigation::NavigationDetailsPtr navigation_details, | 59 navigation::NavigationDetailsPtr navigation_details, |
60 navigation::ResponseDetailsPtr response_details) OVERRIDE { | 60 navigation::ResponseDetailsPtr response_details) OVERRIDE { |
61 int content_length = GetContentLength(response_details->response->headers); | 61 int content_length = GetContentLength(response_details->response->headers); |
62 unsigned char* data = new unsigned char[content_length]; | 62 unsigned char* data = new unsigned char[content_length]; |
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104 } | 104 } |
105 } | 105 } |
106 return 0; | 106 return 0; |
107 } | 107 } |
108 | 108 |
109 PNGViewer* viewer_; | 109 PNGViewer* viewer_; |
110 | 110 |
111 DISALLOW_COPY_AND_ASSIGN(NavigatorImpl); | 111 DISALLOW_COPY_AND_ASSIGN(NavigatorImpl); |
112 }; | 112 }; |
113 | 113 |
114 class PNGViewer : public ApplicationDelegate, | 114 class PNGViewer |
115 public view_manager::ViewManagerDelegate, | 115 : public ApplicationDelegate, |
116 public view_manager::NodeObserver { | 116 public view_manager::ViewManagerDelegate, |
| 117 public view_manager::NodeObserver, |
| 118 public InterfaceFactoryWithContext<NavigatorImpl, PNGViewer>, |
| 119 public InterfaceFactoryWithContext<ZoomableMediaImpl, PNGViewer> { |
117 public: | 120 public: |
118 PNGViewer() | 121 PNGViewer() |
119 : content_view_(NULL), | 122 : InterfaceFactoryWithContext<NavigatorImpl, PNGViewer>(this), |
| 123 InterfaceFactoryWithContext<ZoomableMediaImpl, PNGViewer>(this), |
| 124 content_view_(NULL), |
120 root_(NULL), | 125 root_(NULL), |
121 zoom_percentage_(kDefaultZoomPercentage) {} | 126 zoom_percentage_(kDefaultZoomPercentage), |
| 127 view_manager_client_factory_(this) {} |
122 virtual ~PNGViewer() { | 128 virtual ~PNGViewer() { |
123 if (root_) | 129 if (root_) |
124 root_->RemoveObserver(this); | 130 root_->RemoveObserver(this); |
125 } | 131 } |
126 | 132 |
127 void UpdateView(view_manager::Id node_id, const SkBitmap& bitmap) { | 133 void UpdateView(view_manager::Id node_id, const SkBitmap& bitmap) { |
128 bitmap_ = bitmap; | 134 bitmap_ = bitmap; |
129 zoom_percentage_ = kDefaultZoomPercentage; | 135 zoom_percentage_ = kDefaultZoomPercentage; |
130 DrawBitmap(); | 136 DrawBitmap(); |
131 } | 137 } |
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153 | 159 |
154 private: | 160 private: |
155 static const uint16_t kMaxZoomPercentage = 400; | 161 static const uint16_t kMaxZoomPercentage = 400; |
156 static const uint16_t kMinZoomPercentage = 20; | 162 static const uint16_t kMinZoomPercentage = 20; |
157 static const uint16_t kDefaultZoomPercentage = 100; | 163 static const uint16_t kDefaultZoomPercentage = 100; |
158 static const uint16_t kZoomStep = 20; | 164 static const uint16_t kZoomStep = 20; |
159 | 165 |
160 // Overridden from ApplicationDelegate: | 166 // Overridden from ApplicationDelegate: |
161 virtual bool ConfigureIncomingConnection(ApplicationConnection* connection) | 167 virtual bool ConfigureIncomingConnection(ApplicationConnection* connection) |
162 MOJO_OVERRIDE { | 168 MOJO_OVERRIDE { |
163 connection->AddService<NavigatorImpl>(this); | 169 connection->AddService<navigation::Navigator>(this); |
164 connection->AddService<ZoomableMediaImpl>(this); | 170 connection->AddService<ZoomableMedia>(this); |
165 view_manager::ViewManager::ConfigureIncomingConnection(connection, this); | 171 connection->AddService(&view_manager_client_factory_); |
166 return true; | 172 return true; |
167 } | 173 } |
168 | 174 |
169 // Overridden from view_manager::ViewManagerDelegate: | 175 // Overridden from view_manager::ViewManagerDelegate: |
170 virtual void OnRootAdded(view_manager::ViewManager* view_manager, | 176 virtual void OnRootAdded(view_manager::ViewManager* view_manager, |
171 view_manager::Node* root) OVERRIDE { | 177 view_manager::Node* root) OVERRIDE { |
172 root_ = root; | 178 root_ = root; |
173 root_->AddObserver(this); | 179 root_->AddObserver(this); |
174 content_view_ = view_manager::View::Create(view_manager); | 180 content_view_ = view_manager::View::Create(view_manager); |
175 root_->SetActiveView(content_view_); | 181 root_->SetActiveView(content_view_); |
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209 virtual void OnNodeDestroyed(view_manager::Node* node) OVERRIDE { | 215 virtual void OnNodeDestroyed(view_manager::Node* node) OVERRIDE { |
210 DCHECK_EQ(node, root_); | 216 DCHECK_EQ(node, root_); |
211 node->RemoveObserver(this); | 217 node->RemoveObserver(this); |
212 root_ = NULL; | 218 root_ = NULL; |
213 } | 219 } |
214 | 220 |
215 view_manager::View* content_view_; | 221 view_manager::View* content_view_; |
216 view_manager::Node* root_; | 222 view_manager::Node* root_; |
217 SkBitmap bitmap_; | 223 SkBitmap bitmap_; |
218 uint16_t zoom_percentage_; | 224 uint16_t zoom_percentage_; |
| 225 view_manager::ViewManagerClientFactory view_manager_client_factory_; |
219 | 226 |
220 DISALLOW_COPY_AND_ASSIGN(PNGViewer); | 227 DISALLOW_COPY_AND_ASSIGN(PNGViewer); |
221 }; | 228 }; |
222 | 229 |
223 void ZoomableMediaImpl::ZoomIn() { | 230 void ZoomableMediaImpl::ZoomIn() { |
224 viewer_->ZoomIn(); | 231 viewer_->ZoomIn(); |
225 } | 232 } |
226 | 233 |
227 void ZoomableMediaImpl::ZoomOut() { | 234 void ZoomableMediaImpl::ZoomOut() { |
228 viewer_->ZoomOut(); | 235 viewer_->ZoomOut(); |
229 } | 236 } |
230 | 237 |
231 void ZoomableMediaImpl::ZoomToActualSize() { | 238 void ZoomableMediaImpl::ZoomToActualSize() { |
232 viewer_->ZoomToActualSize(); | 239 viewer_->ZoomToActualSize(); |
233 } | 240 } |
234 | 241 |
235 void NavigatorImpl::UpdateView(view_manager::Id node_id, | 242 void NavigatorImpl::UpdateView(view_manager::Id node_id, |
236 const SkBitmap& bitmap) { | 243 const SkBitmap& bitmap) { |
237 viewer_->UpdateView(node_id, bitmap); | 244 viewer_->UpdateView(node_id, bitmap); |
238 } | 245 } |
239 | 246 |
240 } // namespace examples | 247 } // namespace examples |
241 | 248 |
242 // static | 249 // static |
243 ApplicationDelegate* ApplicationDelegate::Create() { | 250 ApplicationDelegate* ApplicationDelegate::Create() { |
244 return new examples::PNGViewer; | 251 return new examples::PNGViewer; |
245 } | 252 } |
246 | 253 |
247 } // namespace mojo | 254 } // namespace mojo |
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