1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/android/layouts/scene_layer.h"
#include "cc/slim/layer.h"
// Must come after all headers that specialize FromJniType() / ToJniType().
#include "chrome/browser/ui/android/layouts/layouts_jni_headers/SceneLayer_jni.h"
using base::android::JavaParamRef;
using base::android::JavaRef;
using base::android::ScopedJavaLocalRef;
namespace android {
// static
SceneLayer* SceneLayer::FromJavaObject(JNIEnv* env,
const JavaRef<jobject>& jobj) {
if (jobj.is_null()) {
return nullptr;
}
return reinterpret_cast<SceneLayer*>(Java_SceneLayer_getNativePtr(env, jobj));
}
SceneLayer::SceneLayer(JNIEnv* env, const JavaRef<jobject>& jobj)
: SceneLayer(env, jobj, cc::slim::Layer::Create()) {}
SceneLayer::SceneLayer(JNIEnv* env,
const JavaRef<jobject>& jobj,
scoped_refptr<cc::slim::Layer> layer)
: weak_java_scene_layer_(env, jobj), layer_(std::move(layer)) {
Java_SceneLayer_setNativePtr(env, jobj, reinterpret_cast<intptr_t>(this));
}
SceneLayer::~SceneLayer() {
JNIEnv* env = jni_zero::AttachCurrentThread();
ScopedJavaLocalRef<jobject> jobj = weak_java_scene_layer_.get(env);
if (jobj.is_null()) {
return;
}
Java_SceneLayer_setNativePtr(
env, jobj, reinterpret_cast<intptr_t>(static_cast<SceneLayer*>(nullptr)));
}
void SceneLayer::RemoveFromParent(JNIEnv* env,
const JavaParamRef<jobject>& jobj) {
layer()->RemoveFromParent();
}
void SceneLayer::OnDetach() {
// TODO(crbug.com/40149397): Determine if this needed with the exposure of
// RemoveFromParent to java.
layer()->RemoveFromParent();
}
void SceneLayer::Destroy(JNIEnv* env, const JavaParamRef<jobject>& jobj) {
delete this;
}
bool SceneLayer::ShouldShowBackground() {
return false;
}
SkColor SceneLayer::GetBackgroundColor() {
return SK_ColorWHITE;
}
static jlong JNI_SceneLayer_Init(JNIEnv* env,
const JavaParamRef<jobject>& jobj) {
// This will automatically bind to the Java object and pass ownership there.
SceneLayer* tree_provider = new SceneLayer(env, jobj);
return reinterpret_cast<intptr_t>(tree_provider);
}
} // namespace android
|
