Layer.cpp revision 8cd3edfa15cc9cdbffa935d19ab894426b08d174 
1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
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
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
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.
15 */
16
17#include "Layer.h"
18
19#include "renderstate/RenderState.h"
20
21#include <SkColorFilter.h>
22
23namespace android {
24namespace uirenderer {
25
26Layer::Layer(RenderState& renderState, Api api)
27        : GpuMemoryTracker(GpuObjectType::Layer)
28        , mRenderState(renderState)
29        , mApi(api) {
30    // TODO: This is a violation of Android's typical ref counting, but it
31    // preserves the old inc/dec ref locations. This should be changed...
32    incStrong(nullptr);
33
34    renderState.registerLayer(this);
35}
36
37Layer::~Layer() {
38    SkSafeUnref(colorFilter);
39
40    mRenderState.unregisterLayer(this);
41}
42
43void Layer::setColorFilter(SkColorFilter* filter) {
44    SkRefCnt_SafeAssign(colorFilter, filter);
45}
46
47void Layer::postDecStrong() {
48    mRenderState.postDecStrong(this);
49}
50
51}; // namespace uirenderer
52}; // namespace android
53