173 lines
3.9 KiB
C++
173 lines
3.9 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2020 Olive Team
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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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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#include "nodeviewundo.h"
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#include "node/project/sequence/sequence.h"
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#include "widget/timelinewidget/timelineundo.h"
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namespace olive {
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NodeEdgeAddCommand::NodeEdgeAddCommand(const NodeOutput &output, const NodeInput &input) :
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output_(output),
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input_(input),
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remove_command_(nullptr)
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{
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}
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NodeEdgeAddCommand::~NodeEdgeAddCommand()
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{
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delete remove_command_;
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}
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void NodeEdgeAddCommand::redo()
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{
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if (input_.IsConnected()) {
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if (!remove_command_) {
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remove_command_ = new NodeEdgeRemoveCommand(input_.GetConnectedOutput(), input_);
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}
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remove_command_->redo();
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}
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Node::ConnectEdge(output_, input_);
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}
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void NodeEdgeAddCommand::undo()
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{
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Node::DisconnectEdge(output_, input_);
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if (remove_command_) {
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remove_command_->undo();
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}
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}
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Project *NodeEdgeAddCommand::GetRelevantProject() const
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{
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return output_.node()->project();
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}
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NodeEdgeRemoveCommand::NodeEdgeRemoveCommand(const NodeOutput &output, const NodeInput &input) :
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output_(output),
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input_(input)
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{
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}
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void NodeEdgeRemoveCommand::redo()
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{
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Node::DisconnectEdge(output_, input_);
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}
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void NodeEdgeRemoveCommand::undo()
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{
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Node::ConnectEdge(output_, input_);
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}
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Project *NodeEdgeRemoveCommand::GetRelevantProject() const
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{
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return output_.node()->project();
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}
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NodeAddCommand::NodeAddCommand(NodeGraph *graph, Node *node) :
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graph_(graph),
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node_(node)
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{
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if (memory_manager_.thread() != node->thread()) {
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memory_manager_.moveToThread(node_->thread());
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}
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// Ensures that when this command is destroyed, if redo() is never called again, the node will be destroyed too
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node_->setParent(&memory_manager_);
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}
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void NodeAddCommand::redo()
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{
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node_->setParent(graph_);
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}
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void NodeAddCommand::undo()
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{
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node_->setParent(&memory_manager_);
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}
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Project *NodeAddCommand::GetRelevantProject() const
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{
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return dynamic_cast<Project*>(graph_);
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}
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NodeCopyInputsCommand::NodeCopyInputsCommand(const Node *src, Node *dest, bool include_connections) :
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src_(src),
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dest_(dest),
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include_connections_(include_connections)
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{
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}
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void NodeCopyInputsCommand::redo()
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{
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Node::CopyInputs(src_, dest_, include_connections_);
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}
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void NodeRemoveAndDisconnectCommand::prep()
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{
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command_ = new MultiUndoCommand();
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// If this is a block, remove all links
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if (node_->HasLinks()) {
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command_->add_child(new NodeUnlinkAllCommand(node_));
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}
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// Disconnect everything
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for (auto it=node_->input_connections().cbegin(); it!=node_->input_connections().cend(); it++) {
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command_->add_child(new NodeEdgeRemoveCommand(it->second, it->first));
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}
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for (const Node::OutputConnection& conn : node_->output_connections()) {
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command_->add_child(new NodeEdgeRemoveCommand(conn.first, conn.second));
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}
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}
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void NodeRenameCommand::AddNode(Node *node, const QString &new_name)
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{
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nodes_.append(node);
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new_labels_.append(new_name);
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old_labels_.append(node->GetLabel());
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}
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void NodeRenameCommand::redo()
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{
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for (int i=0; i<nodes_.size(); i++) {
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nodes_.at(i)->SetLabel(new_labels_.at(i));
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}
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}
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void NodeRenameCommand::undo()
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{
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for (int i=0; i<nodes_.size(); i++) {
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nodes_.at(i)->SetLabel(old_labels_.at(i));
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}
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}
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Project *NodeRenameCommand::GetRelevantProject() const
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{
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return nodes_.isEmpty() ? nullptr : nodes_.first()->project();
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}
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}
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