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https://github.com/qelectrotech/qelectrotech-source-mirror.git
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27117ef9d1
git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@4046 bfdf4180-ca20-0410-9c96-a3a8aa849046
123 lines
4.2 KiB
C++
123 lines
4.2 KiB
C++
/*
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Copyright 2006-2015 The QElectroTech Team
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This file is part of QElectroTech.
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QElectroTech 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 2 of the License, or
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(at your option) any later version.
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QElectroTech 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 QElectroTech. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "qetshapegeometrycommand.h"
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#include "qetshapeitem.h"
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#include <QObject>
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/**
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* @brief QetShapeGeometryCommand::QetShapeGeometryCommand
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* Constructor for a line shape
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* @param item : item to change the geometry
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* @param old_line : old line
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* @param parent : parent undo command
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*/
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QetShapeGeometryCommand::QetShapeGeometryCommand(QetShapeItem *item, const QLineF &old_line, QUndoCommand *parent) :
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QUndoCommand(parent),
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m_shape_item(item),
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m_old_line(old_line)
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{
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setText(QObject::tr("Modifier la géometrie de : %1").arg(m_shape_item->name()));
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}
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/**
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* @brief QetShapeGeometryCommand::QetShapeGeometryCommand
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* Constructor for a rectangle or ellipse shape
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* @param item : item to change the geometry
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* @param old_rect : old rectangle
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* @param parent : parent undo command
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*/
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QetShapeGeometryCommand::QetShapeGeometryCommand(QetShapeItem *item, const QRectF &old_rect, QUndoCommand *parent):
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QUndoCommand(parent),
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m_shape_item(item),
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m_old_rect(old_rect)
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{
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setText(QObject::tr("Modifier la géometrie de : %1").arg(m_shape_item->name()));
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}
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/**
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* @brief QetShapeGeometryCommand::QetShapeGeometryCommand
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* Constructor for polygon shape
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* @param item : item to change the geometry
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* @param old_polygon : old polygon
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* @param parent : parent undo command
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*/
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QetShapeGeometryCommand::QetShapeGeometryCommand(QetShapeItem *item, const QPolygonF &old_polygon, QUndoCommand *parent):
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QUndoCommand(parent),
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m_shape_item(item),
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m_old_polygon(old_polygon)
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{
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setText(QObject::tr("Modifier la géometrie de : %1").arg(m_shape_item->name()));
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}
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/**
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* @brief QetShapeGeometryCommand::mergeWith
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* Try to merge this undo command with @other
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* @param other
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* @return true if the two command was merged
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*/
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bool QetShapeGeometryCommand::mergeWith(const QUndoCommand *other)
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{
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if (other->id() != id() || other->childCount()) return false;
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const QetShapeGeometryCommand *other_undo = static_cast<const QetShapeGeometryCommand*>(other);
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if (other_undo->m_shape_item != m_shape_item) return false;
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switch (m_shape_item->shapeType())
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{
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case QetShapeItem::Line: m_new_line = other_undo->m_new_line; break;
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case QetShapeItem::Rectangle: m_new_rect = other_undo->m_new_rect; break;
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case QetShapeItem::Ellipse: m_new_rect = other_undo->m_new_rect; break;
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case QetShapeItem::Polyline: m_new_polygon = other_undo->m_new_polygon; break;
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}
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return true;
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}
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/**
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* @brief QetShapeGeometryCommand::redo
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* Redo this command
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*/
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void QetShapeGeometryCommand::redo()
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{
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switch (m_shape_item->shapeType())
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{
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case QetShapeItem::Line: m_shape_item->setLine(m_new_line); break;
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case QetShapeItem::Rectangle: m_shape_item->setRect(m_new_rect); break;
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case QetShapeItem::Ellipse: m_shape_item->setRect(m_new_rect); break;
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case QetShapeItem::Polyline: m_shape_item->setPolygon(m_new_polygon); break;
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}
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QUndoCommand::redo();
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}
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/**
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* @brief QetShapeGeometryCommand::undo
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* Undo this command
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*/
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void QetShapeGeometryCommand::undo()
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{
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switch (m_shape_item->shapeType())
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{
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case QetShapeItem::Line: m_shape_item->setLine(m_old_line); break;
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case QetShapeItem::Rectangle: m_shape_item->setRect(m_old_rect); break;
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case QetShapeItem::Ellipse: m_shape_item->setRect(m_old_rect); break;
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case QetShapeItem::Polyline: m_shape_item->setPolygon(m_old_polygon); break;
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}
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QUndoCommand::undo();
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}
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