Rémi Verschelde
fb67a685a9
We're still formally tracking v0.8.1, those fixes don't impact the library features. I didn't bother documenting them with patches as they will likely soon make their way to either a v0.8.2 or v0.9.0.
85 lines
2.7 KiB
C++
85 lines
2.7 KiB
C++
/*
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* Copyright (c) 2021 - 2022 Samsung Electronics Co., Ltd. All rights reserved.
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "tvgIteratorAccessor.h"
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/************************************************************************/
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/* Internal Class Implementation */
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/************************************************************************/
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static bool accessChildren(Iterator* it, bool(*func)(const Paint* paint), IteratorAccessor& itrAccessor)
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{
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while (auto child = it->next()) {
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//Access the child
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if (!func(child)) return false;
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//Access the children of the child
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if (auto it2 = itrAccessor.iterator(child)) {
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if (!accessChildren(it2, func, itrAccessor)) {
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delete(it2);
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return false;
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}
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delete(it2);
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}
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}
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return true;
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}
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/************************************************************************/
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/* External Class Implementation */
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/************************************************************************/
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unique_ptr<Picture> Accessor::access(unique_ptr<Picture> picture, bool(*func)(const Paint* paint)) noexcept
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{
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auto p = picture.get();
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if (!p || !func) return picture;
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//Use the Preorder Tree-Search
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//Root
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if (!func(p)) return picture;
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//Children
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IteratorAccessor itrAccessor;
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if (auto it = itrAccessor.iterator(p)) {
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accessChildren(it, func, itrAccessor);
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delete(it);
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}
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return picture;
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}
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Accessor::~Accessor()
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{
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}
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Accessor::Accessor()
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{
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}
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unique_ptr<Accessor> Accessor::gen() noexcept
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{
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return unique_ptr<Accessor>(new Accessor);
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}
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