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| 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 |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "chrome/browser/android/compositor/scene_layer/reader_mode_scene_layer.
h" |
| 6 |
| 7 #include "base/android/jni_android.h" |
| 8 #include "chrome/browser/android/compositor/layer/reader_mode_layer.h" |
| 9 #include "content/public/browser/android/content_view_core.h" |
| 10 #include "jni/ReaderModeSceneLayer_jni.h" |
| 11 #include "ui/android/resources/resource_manager_impl.h" |
| 12 |
| 13 namespace chrome { |
| 14 namespace android { |
| 15 |
| 16 ReaderModeSceneLayer::ReaderModeSceneLayer(JNIEnv* env, jobject jobj) |
| 17 : SceneLayer(env, jobj) { |
| 18 } |
| 19 |
| 20 ReaderModeSceneLayer::~ReaderModeSceneLayer() { |
| 21 } |
| 22 |
| 23 void ReaderModeSceneLayer::UpdateReaderModeLayer( |
| 24 JNIEnv* env, |
| 25 jobject object, |
| 26 jint panel_background_resource_id, |
| 27 jint panel_text_resource_id, |
| 28 jobject jreader_mode_content_view_core, |
| 29 jfloat panel_y, |
| 30 jfloat panel_width, |
| 31 jfloat panel_margin_top, |
| 32 jfloat panel_height, |
| 33 jfloat distilled_y, |
| 34 jfloat distilled_height, |
| 35 jfloat x, |
| 36 jfloat panel_text_opacity, |
| 37 jint header_background_color, |
| 38 jobject jresource_manager) { |
| 39 ui::ResourceManager* resource_manager = |
| 40 ui::ResourceManagerImpl::FromJavaObject(jresource_manager); |
| 41 // Lazily construct the reader mode layer, as the feature is only |
| 42 // conditionally enabled. |
| 43 if (!reader_mode_layer_.get()) { |
| 44 if (!resource_manager) |
| 45 return; |
| 46 reader_mode_layer_ = ReaderModeLayer::Create(resource_manager); |
| 47 layer_->AddChild(reader_mode_layer_->layer()); |
| 48 } |
| 49 |
| 50 // NOTE(pedrosimonetti): The ContentViewCore might not exist at this time if |
| 51 // the Reader Mode has not been requested yet. In this case, |
| 52 // we'll pass NULL to Reader Mode's Layer Tree. |
| 53 content::ContentViewCore* content_view_core = |
| 54 !jreader_mode_content_view_core ? NULL |
| 55 : content::ContentViewCore::GetNativeContentViewCore( |
| 56 env, jreader_mode_content_view_core); |
| 57 |
| 58 reader_mode_layer_->SetProperties( |
| 59 panel_background_resource_id, panel_text_resource_id, |
| 60 content_view_core, |
| 61 panel_y, panel_width, panel_margin_top, panel_height, |
| 62 distilled_y, distilled_height, |
| 63 x, |
| 64 panel_text_opacity, header_background_color); |
| 65 } |
| 66 |
| 67 static jlong Init(JNIEnv* env, jobject jobj) { |
| 68 // This will automatically bind to the Java object and pass ownership there. |
| 69 ReaderModeSceneLayer* tree_provider = |
| 70 new ReaderModeSceneLayer(env, jobj); |
| 71 return reinterpret_cast<intptr_t>(tree_provider); |
| 72 } |
| 73 |
| 74 bool RegisterReaderModeSceneLayer(JNIEnv* env) { |
| 75 return RegisterNativesImpl(env); |
| 76 } |
| 77 |
| 78 } // namespace android |
| 79 } // namespace chrome |
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