Swiftdiff options
| author | Mateusz Piekos <mateuszpiekos@gmail.com> | 2012-05-30 12:40:27 (GMT) |
|---|---|---|
| committer | Remko Tronçon <git@el-tramo.be> | 2012-09-08 16:14:27 (GMT) |
| commit | fe8a8aa031da734f3112184420b372021d9e10c7 (patch) | |
| tree | 9f8e0b7d11d7612eb25a8682cf940fa647ca67f2 /Swiften/Whiteboard/WhiteboardClient.cpp | |
| parent | 0174723efbc1f612433d45c6916a2ad4596b96ba (diff) | |
| download | swift-contrib-fe8a8aa031da734f3112184420b372021d9e10c7.zip swift-contrib-fe8a8aa031da734f3112184420b372021d9e10c7.tar.bz2 | |
Support whiteboarding.
License: This patch is BSD-licensed, see http://www.opensource.org/licenses/bsd-license.php
Diffstat (limited to 'Swiften/Whiteboard/WhiteboardClient.cpp')
| -rw-r--r-- | Swiften/Whiteboard/WhiteboardClient.cpp | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/Swiften/Whiteboard/WhiteboardClient.cpp b/Swiften/Whiteboard/WhiteboardClient.cpp new file mode 100644 index 0000000..4dacc90 --- /dev/null +++ b/Swiften/Whiteboard/WhiteboardClient.cpp @@ -0,0 +1,120 @@ +/* + * Copyright (c) 2012 Mateusz Piękos + * Licensed under the simplified BSD license. + * See Documentation/Licenses/BSD-simplified.txt for more information. + */ + +#include <Swiften/Whiteboard/WhiteboardClient.h> +#include <Swiften/Whiteboard/WhiteboardTransformer.h> +#include <boost/smart_ptr/make_shared.hpp> + +namespace Swift { + WhiteboardOperation::ref WhiteboardClient::handleLocalOperationReceived(WhiteboardOperation::ref operation) { + localOperations_.push_back(operation); + + WhiteboardOperation::ref op; + WhiteboardInsertOperation::ref insertOp = boost::dynamic_pointer_cast<WhiteboardInsertOperation>(operation); + if (insertOp) { + op = boost::make_shared<WhiteboardInsertOperation>(*insertOp); + } + WhiteboardUpdateOperation::ref updateOp = boost::dynamic_pointer_cast<WhiteboardUpdateOperation>(operation); + if (updateOp) { + op = boost::make_shared<WhiteboardUpdateOperation>(*updateOp); + } + WhiteboardDeleteOperation::ref deleteOp = boost::dynamic_pointer_cast<WhiteboardDeleteOperation>(operation); + if (deleteOp) { + op = boost::make_shared<WhiteboardDeleteOperation>(*deleteOp); + } + + if (bridge_.size() > 0) { + op->setParentID(bridge_.back()->getID()); + } + bridge_.push_back(op); + + if (lastSentOperationID_.empty()) + { + WhiteboardInsertOperation::ref insertOp = boost::dynamic_pointer_cast<WhiteboardInsertOperation>(operation); + if (insertOp) { + op = boost::make_shared<WhiteboardInsertOperation>(*insertOp); + } + WhiteboardUpdateOperation::ref updateOp = boost::dynamic_pointer_cast<WhiteboardUpdateOperation>(operation); + if (updateOp) { + op = boost::make_shared<WhiteboardUpdateOperation>(*updateOp); + } + WhiteboardDeleteOperation::ref deleteOp = boost::dynamic_pointer_cast<WhiteboardDeleteOperation>(operation); + if (deleteOp) { + op = boost::make_shared<WhiteboardDeleteOperation>(*deleteOp); + } + + + if (serverOperations_.size() > 0) { + op->setParentID(serverOperations_.back()->getID()); + } + lastSentOperationID_ = operation->getID(); + return op; + } else { + return WhiteboardOperation::ref(); + } + } + + WhiteboardClient::Result WhiteboardClient::handleServerOperationReceived(WhiteboardOperation::ref operation) { + serverOperations_.push_back(operation); + Result result; +// if (localOperations_.empty()) {// || localOperations_.back()->getID() == operation->getParentID()) { + //Situation where client and server are in sync + if (localOperations_.size() == serverOperations_.size()-1) { + localOperations_.push_back(operation); +// clientOp = operation; + result.client = operation; + } else if (lastSentOperationID_ == operation->getID()) { + //Client received confirmation about own operation and it sends next operation to server + if (bridge_.size() > 0 && lastSentOperationID_ == bridge_.front()->getID()) { + bridge_.erase(bridge_.begin()); + } + + if (bridge_.size() > 0 && (bridge_.front())->getParentID() == lastSentOperationID_) { + lastSentOperationID_ = (bridge_.front())->getID(); + result.server = bridge_.front(); + } + if (!result.server) { + lastSentOperationID_.clear(); + } + } else { + std::list<WhiteboardOperation::ref>::iterator it = bridge_.begin(); + std::pair<WhiteboardOperation::ref, WhiteboardOperation::ref> opPair; + WhiteboardOperation::ref temp; + opPair = WhiteboardTransformer::transform(*it, operation); + temp = opPair.first; + + *it = opPair.second; + std::string previousID = (*it)->getID(); + ++it; + for (; it != bridge_.end(); ++it) { + opPair = WhiteboardTransformer::transform(*it, temp); + temp = opPair.first; + *it = opPair.second; + (*it)->setParentID(previousID); + previousID = (*it)->getID(); + } + + temp->setParentID(localOperations_.back()->getID()); + localOperations_.push_back(temp); + result.client = temp; + } + + return result; + } + + void WhiteboardClient::print() { + std::list<WhiteboardOperation::ref>::iterator it; + std::cout << "Client" << std::endl; + for(it = localOperations_.begin(); it != localOperations_.end(); ++it) { + std::cout << (*it)->getID() << " " << (*it)->getPos() << std::endl; + } + + std::cout << "Server" << std::endl; + for(it = serverOperations_.begin(); it != serverOperations_.end(); ++it) { + std::cout << (*it)->getID() << " " << (*it)->getPos() << std::endl; + } + } +} |