90 lines
2.2 KiB
C++
90 lines
2.2 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 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 "node.h"
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#include "common/qobjectlistcast.h"
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Node::Node()
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{
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}
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QString Node::Category()
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{
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// Return an empty category for any nodes that don't use one
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return QString();
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}
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QString Node::Description()
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{
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// Return an empty string by default
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return QString();
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}
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void Node::AddParameter(NodeParam *param)
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{
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param->setParent(this);
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connect(param, SIGNAL(EdgeAdded(NodeEdgePtr)), this, SIGNAL(EdgeAdded(NodeEdgePtr)));
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connect(param, SIGNAL(EdgeRemoved(NodeEdgePtr)), this, SIGNAL(EdgeRemoved(NodeEdgePtr)));
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}
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void Node::InvalidateCache(const rational &start_range, const rational &end_range)
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{
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QList<NodeParam *> params = parameters();
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// Loop through all parameters (there should be no children that are not NodeParams)
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for (int i=0;i<params.size();i++) {
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NodeParam* param = params.at(i);
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// If the Node is an output, relay the signal to any Nodes that are connected to it
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if (param->type() == NodeParam::kOutput) {
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for (int i=0;i<param->edges().size();i++) {
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param->edges().at(i)->input()->parent()->InvalidateCache(start_range, end_range);
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}
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}
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}
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}
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NodeParam *Node::ParamAt(int index)
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{
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return static_cast<NodeParam*>(children().at(index));
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}
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QList<NodeParam *> Node::parameters()
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{
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return static_qobjectlist_cast<NodeParam>(children());
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}
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int Node::ParameterCount()
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{
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return children().size();
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}
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int Node::IndexOfParameter(NodeParam *param)
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{
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return children().indexOf(param);
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}
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QVariant Node::PtrToValue(void *ptr)
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{
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return reinterpret_cast<quintptr>(ptr);
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}
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