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 "command/rs_base_node_command.h"
17
18 #include "pipeline/rs_base_render_node.h"
19 #include "pipeline/rs_surface_render_node.h"
20
21 namespace OHOS {
22 namespace Rosen {
23
Destroy(RSContext & context,NodeId nodeId)24 void BaseNodeCommandHelper::Destroy(RSContext& context, NodeId nodeId)
25 {
26 auto& nodeMap = context.GetMutableNodeMap();
27 auto node = nodeMap.GetRenderNode(nodeId);
28 if (node == nullptr) {
29 return;
30 }
31 node->ClearChildren();
32 node->RemoveFromTree();
33 nodeMap.UnregisterRenderNode(node->GetId());
34 }
35
AddChild(RSContext & context,NodeId nodeId,NodeId childNodeId,int32_t index)36 void BaseNodeCommandHelper::AddChild(RSContext& context, NodeId nodeId, NodeId childNodeId, int32_t index)
37 {
38 auto& nodeMap = context.GetNodeMap();
39 auto node = nodeMap.GetRenderNode(nodeId);
40 auto child = nodeMap.GetRenderNode(childNodeId);
41 if (node && child) {
42 node->AddChild(child, index);
43 }
44 }
45
MoveChild(RSContext & context,NodeId nodeId,NodeId childNodeId,int32_t index)46 void BaseNodeCommandHelper::MoveChild(RSContext& context, NodeId nodeId, NodeId childNodeId, int32_t index)
47 {
48 auto& nodeMap = context.GetNodeMap();
49 auto node = nodeMap.GetRenderNode(nodeId);
50 auto child = nodeMap.GetRenderNode(childNodeId);
51 if (node && child) {
52 node->MoveChild(child, index);
53 }
54 }
55
RemoveChild(RSContext & context,NodeId nodeId,NodeId childNodeId)56 void BaseNodeCommandHelper::RemoveChild(RSContext& context, NodeId nodeId, NodeId childNodeId)
57 {
58 auto& nodeMap = context.GetNodeMap();
59 auto node = nodeMap.GetRenderNode(nodeId);
60 auto child = nodeMap.GetRenderNode(childNodeId);
61 if (node && child) {
62 node->RemoveChild(child);
63 }
64 }
65
AddCrossParentChild(RSContext & context,NodeId id,NodeId childId,int32_t index)66 void BaseNodeCommandHelper::AddCrossParentChild(RSContext& context, NodeId id, NodeId childId, int32_t index)
67 {
68 auto& nodeMap = context.GetNodeMap();
69 auto node = nodeMap.GetRenderNode(id);
70 auto child = nodeMap.GetRenderNode(childId);
71 if (node && child) {
72 node->AddCrossParentChild(child, index);
73 }
74 }
75
RemoveCrossParentChild(RSContext & context,NodeId nodeId,NodeId childNodeId,NodeId newParentId)76 void BaseNodeCommandHelper::RemoveCrossParentChild(RSContext& context, NodeId nodeId, NodeId childNodeId,
77 NodeId newParentId)
78 {
79 auto& nodeMap = context.GetNodeMap();
80 auto node = nodeMap.GetRenderNode(nodeId);
81 auto child = nodeMap.GetRenderNode(childNodeId);
82 auto newParent = nodeMap.GetRenderNode(newParentId);
83 if (node && child && newParent) {
84 node->RemoveCrossParentChild(child, newParent);
85 }
86 }
87
RemoveFromTree(RSContext & context,NodeId nodeId)88 void BaseNodeCommandHelper::RemoveFromTree(RSContext& context, NodeId nodeId)
89 {
90 auto& nodeMap = context.GetNodeMap();
91 auto node = nodeMap.GetRenderNode(nodeId);
92 if (node == nullptr) {
93 return;
94 }
95 node->RemoveFromTree();
96 }
97
ClearChildren(RSContext & context,NodeId nodeId)98 void BaseNodeCommandHelper::ClearChildren(RSContext& context, NodeId nodeId)
99 {
100 auto& nodeMap = context.GetNodeMap();
101 auto node = nodeMap.GetRenderNode(nodeId);
102 if (node) {
103 node->ClearChildren();
104 }
105 }
106
ClearSurfaceNodeChildren(RSContext & context,NodeId nodeId)107 void BaseNodeCommandHelper::ClearSurfaceNodeChildren(RSContext& context, NodeId nodeId)
108 {
109 auto& nodeMap = context.GetNodeMap();
110 auto node = nodeMap.GetRenderNode(nodeId);
111 if (!node) {
112 return;
113 }
114 for (auto& child : node->GetSortedChildren()) {
115 if (child->IsInstanceOf<RSSurfaceRenderNode>()) {
116 child->RemoveFromTree();
117 }
118 }
119 node->ResetSortedChildren();
120 }
121 } // namespace Rosen
122 } // namespace OHOS
123