2 * Copyright (c) 2021 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali/internal/event/actors/layer-impl.h>
20 #include <dali/internal/update/nodes/scene-graph-layer.h>
23 #include <dali/public-api/common/dali-common.h>
31 SceneGraph::Layer* Layer::New()
33 // Layers are currently heap allocated, unlike Nodes which are in a memory pool
34 // However Node::Delete( layer ) will correctly delete a layer / node depending on type
40 mSortFunction(Internal::Layer::ZValue),
41 mClippingBox(0, 0, 0, 0),
43 mBehavior(Dali::Layer::LAYER_UI),
45 mDepthTestDisabled(true),
46 mIsDefaultSortFunction(true)
48 // set a flag the node to say this is a layer
51 // layer starts off dirty
52 mAllChildTransformsClean[0] = false;
53 mAllChildTransformsClean[1] = false;
56 Layer::~Layer() = default;
58 void Layer::SetSortFunction(Dali::Layer::SortFunctionType function)
60 if(mSortFunction != function)
62 // is a custom sort function used
63 if(function != Internal::Layer::ZValue)
65 mIsDefaultSortFunction = false;
69 mIsDefaultSortFunction = true;
72 // changing the sort function makes the layer dirty
73 mAllChildTransformsClean[0] = false;
74 mAllChildTransformsClean[1] = false;
75 mSortFunction = function;
79 void Layer::SetClipping(bool enabled)
81 mIsClipping = enabled;
84 void Layer::SetClippingBox(const Dali::ClippingBox& box)
86 mClippingBox.Set(box.x, box.y, box.width, box.height);
89 void Layer::SetBehavior(Dali::Layer::Behavior behavior)
94 void Layer::SetDepthTestDisabled(bool disable)
96 mDepthTestDisabled = disable;
99 bool Layer::IsDepthTestDisabled() const
101 return mDepthTestDisabled;
104 void Layer::ClearRenderables()
106 colorRenderables.Clear();
107 overlayRenderables.Clear();
110 } // namespace SceneGraph
112 } // namespace Internal