DisplayList.cpp revision 51d6a3db97bdd5315f1a17a4b447d10a92217b98 
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 < ownedBitmapResources.size(); i++) {
50        const SkBitmap* bitmap = ownedBitmapResources.itemAt(i);
51        resourceCache.decrementRefcountLocked(bitmap);
52        resourceCache.destructorLocked(bitmap);
53    }
54
55    for (size_t i = 0; i < patchResources.size(); i++) {
56        resourceCache.decrementRefcountLocked(patchResources.itemAt(i));
57    }
58
59    for (size_t i = 0; i < sourcePaths.size(); i++) {
60        resourceCache.decrementRefcountLocked(sourcePaths.itemAt(i));
61    }
62
63    resourceCache.unlock();
64
65    bitmapResources.clear();
66    ownedBitmapResources.clear();
67    patchResources.clear();
68    sourcePaths.clear();
69    paints.clear();
70    regions.clear();
71    paths.clear();
72}
73
74size_t DisplayListData::addChild(DrawRenderNodeOp* op) {
75    mReferenceHolders.push(op->renderNode());
76    return mChildren.add(op);
77}
78
79}; // namespace uirenderer
80}; // namespace android
81