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120 lines
3.9 KiB
C++
120 lines
3.9 KiB
C++
/************************************************************************
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**
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** @file
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** @author Roman Telezhynskyi <dismine(at)gmail.com>
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** @date 18 1, 2017
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**
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** @brief
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** @copyright
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** This source code is part of the Valentina project, a pattern making
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** program, whose allow create and modeling patterns of clothing.
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** Copyright (C) 2017 Valentina project
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** <https://gitlab.com/smart-pattern/valentina> All Rights Reserved.
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**
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** Valentina 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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**
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** Valentina 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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**
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** You should have received a copy of the GNU General Public License
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** along with Valentina. If not, see <http://www.gnu.org/licenses/>.
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**
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*************************************************************************/
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#include "vpieceitem.h"
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#include "../vmisc/vmath.h"
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#include <QGraphicsScene>
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//---------------------------------------------------------------------------------------------------------------------
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VPieceItem::VPieceItem(QGraphicsItem *pParent)
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: QGraphicsObject(pParent),
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m_rectBoundingBox(),
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m_eMode(VPieceItem::mNormal),
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m_bReleased(false),
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m_ptRotCenter(),
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m_moveType(AllModifications),
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m_inactiveZ(1)
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{
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m_rectBoundingBox.setTopLeft(QPointF(0, 0));
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setAcceptHoverEvents(true);
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}
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//---------------------------------------------------------------------------------------------------------------------
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VPieceItem::~VPieceItem()
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{
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief boundingRect returns the item bounding box
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* @return item bounding box
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*/
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auto VPieceItem::boundingRect() const -> QRectF
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{
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return m_rectBoundingBox;
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief Reset resets the item, putting the mode and z coordinate to normal and redraws it
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*/
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void VPieceItem::Reset()
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{
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if (QGraphicsScene *toolScene = scene())
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{
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toolScene->clearSelection();
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}
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m_eMode = mNormal;
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m_bReleased = false;
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Update();
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setZValue(m_inactiveZ);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief IsIdle returns the idle flag.
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* @return true, if item mode is normal and false otherwise.
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*/
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auto VPieceItem::IsIdle() const -> bool
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{
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return m_eMode == mNormal;
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetAngle calculates the angle between the line, which goes from rotation center to pt and x axis
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* @param pt point of interest
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* @return the angle between line from rotation center and point of interest and x axis
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*/
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auto VPieceItem::GetAngle(const QPointF &pt) const -> double
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{
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const double dX = pt.x() - m_ptRotCenter.x();
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const double dY = pt.y() - m_ptRotCenter.y();
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if (fabs(dX) < 1 && fabs(dY) < 1)
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{
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return 0;
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}
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return qAtan2(dY, dX);
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}
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//---------------------------------------------------------------------------------------------------------------------
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auto VPieceItem::GetMoveType() const -> VPieceItem::MoveTypes
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{
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return m_moveType;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPieceItem::SetMoveType(const VPieceItem::MoveTypes &moveType)
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{
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m_moveType = moveType;
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setAcceptHoverEvents(m_moveType != NotMovable);
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}
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