1 /*
2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "ui/rs_root_node.h"
17
18 #include "command/rs_root_node_command.h"
19 #include "pipeline/rs_node_map.h"
20 #include "platform/common/rs_log.h"
21 #include "transaction/rs_interfaces.h"
22 #include "transaction/rs_transaction_proxy.h"
23 #include "ui/rs_surface_node.h"
24 #include "ui/rs_ui_director.h"
25
26 namespace OHOS {
27 namespace Rosen {
28 namespace {
RegisterTypefaceCallback()29 bool RegisterTypefaceCallback()
30 {
31 static std::once_flag flag;
32 std::call_once(flag, []() {
33 std::function<bool (std::shared_ptr<Drawing::Typeface>)> registerTypefaceFunc =
34 [] (std::shared_ptr<Drawing::Typeface> typeface) -> bool {
35 static Rosen::RSInterfaces& interface = Rosen::RSInterfaces::GetInstance();
36 return interface.RegisterTypeface(typeface);
37 };
38 Drawing::Typeface::RegisterCallBackFunc(registerTypefaceFunc);
39
40 std::function<bool (std::shared_ptr<Drawing::Typeface>)> unregisterTypefaceFunc =
41 [] (std::shared_ptr<Drawing::Typeface> typeface) -> bool {
42 static Rosen::RSInterfaces& interface = Rosen::RSInterfaces::GetInstance();
43 return interface.UnRegisterTypeface(typeface);
44 };
45 Drawing::Typeface::UnRegisterCallBackFunc(unregisterTypefaceFunc);
46 });
47 return true;
48 }
49
50 bool g_typefaceAutoRegister = RegisterTypefaceCallback();
51 }
52
Create(bool isRenderServiceNode,bool isTextureExportNode)53 std::shared_ptr<RSNode> RSRootNode::Create(bool isRenderServiceNode, bool isTextureExportNode)
54 {
55 RegisterTypefaceCallback();
56
57 std::shared_ptr<RSRootNode> node(new RSRootNode(isRenderServiceNode, isTextureExportNode));
58 RSNodeMap::MutableInstance().RegisterNode(node);
59
60 auto transactionProxy = RSTransactionProxy::GetInstance();
61 if (transactionProxy == nullptr) {
62 return node;
63 }
64 std::unique_ptr<RSCommand> command = std::make_unique<RSRootNodeCreate>(node->GetId(), isTextureExportNode);
65 transactionProxy->AddCommand(command, node->IsRenderServiceNode());
66 return node;
67 }
68
RSRootNode(bool isRenderServiceNode,bool isSamelayerRender)69 RSRootNode::RSRootNode(bool isRenderServiceNode, bool isSamelayerRender)
70 : RSCanvasNode(isRenderServiceNode, isSamelayerRender) {}
71
AttachRSSurfaceNode(std::shared_ptr<RSSurfaceNode> surfaceNode) const72 void RSRootNode::AttachRSSurfaceNode(std::shared_ptr<RSSurfaceNode> surfaceNode) const
73 {
74 auto transactionProxy = RSTransactionProxy::GetInstance();
75 if (transactionProxy == nullptr) {
76 return;
77 }
78 if (!IsUniRenderEnabled() || isTextureExportNode_) {
79 std::unique_ptr<RSCommand> command = std::make_unique<RSRootNodeAttachRSSurfaceNode>(GetId(),
80 surfaceNode->GetId());
81 transactionProxy->AddCommand(command, false);
82 } else {
83 std::unique_ptr<RSCommand> command = std::make_unique<RSRootNodeAttachToUniSurfaceNode>(GetId(),
84 surfaceNode->GetId());
85 transactionProxy->AddCommand(command, true);
86 }
87 }
88
SetEnableRender(bool flag) const89 void RSRootNode::SetEnableRender(bool flag) const
90 {
91 auto transactionProxy = RSTransactionProxy::GetInstance();
92 if (transactionProxy == nullptr) {
93 return;
94 }
95 std::unique_ptr<RSCommand> command = std::make_unique<RSRootNodeSetEnableRender>(GetId(), flag);
96 transactionProxy->AddCommand(command, IsRenderServiceNode());
97 if (!isTextureExportNode_) {
98 transactionProxy->FlushImplicitTransaction();
99 }
100 }
101
OnBoundsSizeChanged() const102 void RSRootNode::OnBoundsSizeChanged() const
103 {
104 if (IsUniRenderEnabled() && !isTextureExportNode_) {
105 return;
106 }
107 // Planning: we should use frame size instead of bounds size to calculate the surface size.
108 auto bounds = GetStagingProperties().GetBounds();
109 // Set RootNode Surface Size with animation final value. NOTE: this logic is only used in RenderThreadVisitor
110 std::unique_ptr<RSCommand> command =
111 std::make_unique<RSRootNodeUpdateSuggestedBufferSize>(GetId(), bounds.z_, bounds.w_);
112 auto transactionProxy = RSTransactionProxy::GetInstance();
113 if (transactionProxy != nullptr) {
114 transactionProxy->AddCommand(command, false);
115 }
116 }
117 } // namespace Rosen
118 } // namespace OHOS
119