DisplayList.cpp revision 3d4eed7f1aa99401dabe2e45b82f98fb4fc2d754 
1/*
2 * Copyright (C) 2013 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#define ATRACE_TAG ATRACE_TAG_VIEW
18
19#include <SkCanvas.h>
20#include <algorithm>
21
22#include <utils/Trace.h>
23
24#include "Debug.h"
25#include "DisplayList.h"
26#include "DisplayListOp.h"
27#include "DisplayListLogBuffer.h"
28
29namespace android {
30namespace uirenderer {
31
32DisplayListData::DisplayListData()
33        : projectionReceiveIndex(-1)
34        , hasDrawOps(false) {
35}
36
37DisplayListData::~DisplayListData() {
38    cleanupResources();
39}
40
41void DisplayListData::cleanupResources() {
42    ResourceCache& resourceCache = ResourceCache::getInstance();
43    resourceCache.lock();
44
45    for (size_t i = 0; i < bitmapResources.size(); i++) {
46        resourceCache.decrementRefcountLocked(bitmapResources.itemAt(i));
47    }
48
49    for (size_t i = 0; i < patchResources.size(); i++) {
50        resourceCache.decrementRefcountLocked(patchResources.itemAt(i));
51    }
52
53    for (size_t i = 0; i < sourcePaths.size(); i++) {
54        resourceCache.decrementRefcountLocked(sourcePaths.itemAt(i));
55    }
56
57    resourceCache.unlock();
58
59    bitmapResources.clear();
60    patchResources.clear();
61    sourcePaths.clear();
62    paints.clear();
63    regions.clear();
64    paths.clear();
65}
66
67size_t DisplayListData::addChild(DrawRenderNodeOp* op) {
68    mReferenceHolders.push(op->renderNode());
69    return mChildren.add(op);
70}
71
72}; // namespace uirenderer
73}; // namespace android
74