mirror of
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128 lines
2.6 KiB
C++
128 lines
2.6 KiB
C++
/*
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* This file is part of vimix - video live mixer
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*
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* **Copyright** (C) 2020-2021 Bruno Herbelin <bruno.herbelin@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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**/
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#include <algorithm>
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#include "Scene.h"
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#include "MediaSource.h"
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#include "Session.h"
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#include "SessionSource.h"
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#include "SearchVisitor.h"
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SearchVisitor::SearchVisitor(Node *node) : Visitor(), node_(node), found_(false)
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{
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}
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void SearchVisitor::visit(Node &n)
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{
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if ( !found_ && node_ == &n ){
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found_ = true;
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}
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}
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void SearchVisitor::visit(Group &n)
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{
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if (found_)
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return;
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for (NodeSet::iterator node = n.begin(); node != n.end(); ++node) {
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(*node)->accept(*this);
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if (found_)
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break;
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}
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}
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void SearchVisitor::visit(Switch &n)
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{
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if (n.numChildren()>0)
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n.activeChild()->accept(*this);
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}
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void SearchVisitor::visit(Scene &n)
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{
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// search only in workspace
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n.ws()->accept(*this);
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}
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SearchFileVisitor::SearchFileVisitor() : Visitor()
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{
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}
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void SearchFileVisitor::visit(Node &)
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{
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}
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void SearchFileVisitor::visit(Group &n)
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{
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for (NodeSet::iterator node = n.begin(); node != n.end(); ++node) {
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(*node)->accept(*this);
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}
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}
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void SearchFileVisitor::visit(Switch &n)
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{
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if (n.numChildren()>0)
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n.activeChild()->accept(*this);
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}
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void SearchFileVisitor::visit(Scene &n)
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{
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// search only in workspace
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n.ws()->accept(*this);
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}
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void SearchFileVisitor::visit (MediaSource& s)
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{
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filenames_.push_back( s.path() );
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}
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void SearchFileVisitor::visit (SessionFileSource& s)
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{
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filenames_.push_back( s.path() );
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}
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std::list<std::string> SearchFileVisitor::parse (Session *se)
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{
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SearchFileVisitor sv;
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for (auto iter = se->begin(); iter != se->end(); iter++){
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(*iter)->accept(sv);
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}
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return sv.filenames();
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}
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bool SearchFileVisitor::find (Session *se, std::string path)
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{
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std::list<std::string> filenames = parse (se);
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return std::find(filenames.begin(), filenames.end(), path) != filenames.end();
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}
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