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#include "undocommands.h"
MoveCommand::MoveCommand(TikzScene *scene,
QMap<Node*, QPointF> oldNodePositions,
QMap<Node*, QPointF> newNodePositions,
QUndoCommand *parent) :
QUndoCommand(parent),
_scene(scene),
_oldNodePositions(oldNodePositions),
_newNodePositions(newNodePositions)
{
}
void MoveCommand::undo()
{
foreach (NodeItem *ni, _scene->nodeItems()) {
if (_oldNodePositions.contains(ni->node())) {
ni->node()->setPoint(_oldNodePositions.value(ni->node()));
ni->readPos();
}
}
_scene->refreshAdjacentEdges(_oldNodePositions.keys());
}
void MoveCommand::redo()
{
foreach (NodeItem *ni, _scene->nodeItems()) {
if (_newNodePositions.contains(ni->node())) {
ni->node()->setPoint(_newNodePositions.value(ni->node()));
ni->readPos();
}
}
_scene->refreshAdjacentEdges(_newNodePositions.keys());
}
EdgeBendCommand::EdgeBendCommand(TikzScene *scene, Edge *edge,
float oldWeight, int oldBend,
int oldInAngle, int oldOutAngle) :
_scene(scene), _edge(edge),
_oldWeight(oldWeight), _oldBend(oldBend),
_oldInAngle(oldInAngle), _oldOutAngle(oldOutAngle)
{
_newWeight = edge->weight();
_newBend = edge->bend();
_newInAngle = edge->inAngle();
_newOutAngle = edge->outAngle();
}
void EdgeBendCommand::undo()
{
_edge->setWeight(_oldWeight);
_edge->setBend(_oldBend);
_edge->setInAngle(_oldInAngle);
_edge->setOutAngle(_oldOutAngle);
foreach(EdgeItem *ei, _scene->edgeItems()) {
if (ei->edge() == _edge) {
ei->readPos();
break;
}
}
}
void EdgeBendCommand::redo()
{
_edge->setWeight(_newWeight);
_edge->setBend(_newBend);
_edge->setInAngle(_newInAngle);
_edge->setOutAngle(_newOutAngle);
foreach(EdgeItem *ei, _scene->edgeItems()) {
if (ei->edge() == _edge) {
ei->readPos();
break;
}
}
}
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