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 
28 namespace android {
29 namespace uirenderer {
30 
DisplayListData()31 DisplayListData::DisplayListData()
32         : projectionReceiveIndex(-1)
33         , hasDrawOps(false) {
34 }
35 
~DisplayListData()36 DisplayListData::~DisplayListData() {
37     cleanupResources();
38 }
39 
cleanupResources()40 void DisplayListData::cleanupResources() {
41     ResourceCache& resourceCache = ResourceCache::getInstance();
42     resourceCache.lock();
43 
44     for (size_t i = 0; i < patchResources.size(); i++) {
45         resourceCache.decrementRefcountLocked(patchResources.itemAt(i));
46     }
47 
48     resourceCache.unlock();
49 
50     for (size_t i = 0; i < pathResources.size(); i++) {
51         const SkPath* path = pathResources.itemAt(i);
52         if (path->unique() && Caches::hasInstance()) {
53             Caches::getInstance().pathCache.removeDeferred(path);
54         }
55         delete path;
56     }
57 
58     patchResources.clear();
59     pathResources.clear();
60     paints.clear();
61     regions.clear();
62 }
63 
addChild(DrawRenderNodeOp * op)64 size_t DisplayListData::addChild(DrawRenderNodeOp* op) {
65     mReferenceHolders.push(op->renderNode());
66     return mChildren.add(op);
67 }
68 
69 }; // namespace uirenderer
70 }; // namespace android
71