502 lines
15 KiB
C++
502 lines
15 KiB
C++
/************************************************************************
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**
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** @file vpgraphicspiece.cpp
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** @author Ronan Le Tiec
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** @date 4 5, 2020
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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) 2020 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 "vpgraphicspiece.h"
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#include <QPen>
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#include <QBrush>
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#include <QPainter>
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#include <QGraphicsSceneMouseEvent>
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#include <QStyleOptionGraphicsItem>
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#include <QGraphicsSceneContextMenuEvent>
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#include <QMenu>
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#include <QtMath>
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#include <QGraphicsScene>
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#include <QApplication>
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#include "vppiece.h"
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#include "vppiecelist.h"
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#include "vplayout.h"
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#include "vpsheet.h"
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#include "vlayoutpiecepath.h"
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#include "vplacelabelitem.h"
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#include <QLoggingCategory>
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Q_LOGGING_CATEGORY(pGraphicsPiece, "p.graphicsPiece")
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//---------------------------------------------------------------------------------------------------------------------
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VPGraphicsPiece::VPGraphicsPiece(VPPiece *piece, QGraphicsItem *parent) :
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QGraphicsObject(parent),
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m_piece(piece),
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m_cuttingLine(QPainterPath()),
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m_seamLine(QPainterPath()),
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m_grainline(QPainterPath()),
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m_passmarks(QPainterPath()),
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m_internalPaths(QVector<QPainterPath>()),
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m_internalPathsPenStyle(QVector<Qt::PenStyle>()),
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m_placeLabels(QVector<QPainterPath>()),
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m_rotationStartPoint(QPointF()),
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m_rotateCursor(QCursor())
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{
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QPixmap cursor_pixmap = QIcon("://puzzleicon/svg/cursor_rotate.svg").pixmap(QSize(32,32));
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m_rotateCursor= QCursor(cursor_pixmap, 16, 16);
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Init();
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}
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//---------------------------------------------------------------------------------------------------------------------
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VPGraphicsPiece::~VPGraphicsPiece()
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{
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPGraphicsPiece::Init()
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{
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// set some infos
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setFlags(ItemIsSelectable | ItemIsMovable | ItemSendsGeometryChanges);
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setAcceptHoverEvents(true);
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setCursor(QCursor(Qt::OpenHandCursor));
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// initialises the seam line
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QVector<QPointF> seamLinePoints = m_piece->GetMappedContourPoints();
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if(!seamLinePoints.isEmpty())
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{
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m_seamLine.moveTo(seamLinePoints.first());
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for (int i = 0; i < seamLinePoints.size(); i++)
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m_seamLine.lineTo(seamLinePoints.at(i));
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}
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// initiliases the cutting line
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QVector<QPointF> cuttingLinepoints = m_piece->GetMappedSeamAllowancePoints();
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if(!cuttingLinepoints.isEmpty())
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{
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m_cuttingLine.moveTo(cuttingLinepoints.first());
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for (int i = 0; i < cuttingLinepoints.size(); i++)
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m_cuttingLine.lineTo(cuttingLinepoints.at(i));
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}
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// initialises the grainline
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if(m_piece->IsGrainlineEnabled())
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{
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QVector<QPointF> grainLinepoints = m_piece->GetGrainline();
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if(!grainLinepoints.isEmpty())
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{
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m_grainline.moveTo(grainLinepoints.first());
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for (int i = 0; i < grainLinepoints.size(); i++)
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m_grainline.lineTo(grainLinepoints.at(i));
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}
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}
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// initialises the internal paths
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QVector<VLayoutPiecePath> internalPaths = m_piece->GetInternalPaths();
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for (int i = 0; i < internalPaths.size(); i++)
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{
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VLayoutPiecePath piecePath = internalPaths.at(i);
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QPainterPath path = m_piece->GetMatrix().map(piecePath.GetPainterPath());
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m_internalPaths.append(path);
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m_internalPathsPenStyle.append(piecePath.PenStyle());
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}
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// initialises the passmarks
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QVector<VLayoutPassmark> passmarks = m_piece->GetPassmarks();
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for(auto &passmark : passmarks)
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{
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for (auto &line : passmark.lines)
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{
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m_passmarks.moveTo(line.p1());
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m_passmarks.lineTo(line.p2());
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}
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}
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// initialises the place labels (buttons etc)
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QVector<VLayoutPlaceLabel> placeLabels = m_piece->GetPlaceLabels();
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for(auto &placeLabel : placeLabels)
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{
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QPainterPath path = VPlaceLabelItem::LabelShapePath(placeLabel.shape);
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m_placeLabels.append(path);
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}
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// TODO : initialises the text labels
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// Initialises the connectors
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connect(m_piece, &VPPiece::SelectionChanged, this, &VPGraphicsPiece::on_PieceSelectionChanged);
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connect(m_piece, &VPPiece::PositionChanged, this, &VPGraphicsPiece::on_PiecePositionChanged);
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connect(m_piece, &VPPiece::RotationChanged, this, &VPGraphicsPiece::on_PieceRotationChanged);
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connect(m_piece, &VPPiece::PropertiesChanged, this, &VPGraphicsPiece::on_PiecePropertiesChanged);
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}
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//---------------------------------------------------------------------------------------------------------------------
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VPPiece* VPGraphicsPiece::GetPiece()
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{
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return m_piece;
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}
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//---------------------------------------------------------------------------------------------------------------------
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QRectF VPGraphicsPiece::boundingRect() const
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{
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if(!m_cuttingLine.isEmpty())
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{
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return m_cuttingLine.boundingRect();
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}
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return m_seamLine.boundingRect();
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}
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//---------------------------------------------------------------------------------------------------------------------
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QPainterPath VPGraphicsPiece::shape() const
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{
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if(!m_cuttingLine.isEmpty())
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{
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return m_cuttingLine;
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}
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return m_seamLine;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPGraphicsPiece::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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Q_UNUSED(widget);
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Q_UNUSED(option);
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QPen pen(Qt::black, 1, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin);
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QBrush noBrush(Qt::NoBrush);
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QBrush selectionBrush(QColor(255,160,160,60));
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QBrush blackBrush(Qt::black);
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painter->setPen(pen);
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// selection
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if(isSelected())
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{
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painter->setBrush(selectionBrush);
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}
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else
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{
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painter->setBrush(noBrush);
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}
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// paint the cutting line
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if(!m_cuttingLine.isEmpty())
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{
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painter->drawPath(m_cuttingLine);
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painter->setBrush(noBrush);
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}
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// paint the seam line
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if(!m_seamLine.isEmpty() && m_piece->GetShowSeamLine())
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{
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painter->drawPath(m_seamLine);
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}
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painter->setBrush(noBrush);
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// paint the grainline
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if(!m_grainline.isEmpty())
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{
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// here to fill the grainlines arrow. Not wanted for mvp
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// later maybe if it's configurable
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// painter->setBrush(blackBrush);
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painter->drawPath(m_grainline);
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}
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// paint the internal paths
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painter->setBrush(noBrush);
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if(!m_internalPaths.isEmpty())
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{
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Qt::PenStyle penStyleTmp = pen.style();
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for (int i = 0; i < m_internalPaths.size(); i++)
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{
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painter->setPen(m_internalPathsPenStyle.at(i));
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painter->drawPath(m_internalPaths.at(i));
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}
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painter->setPen(penStyleTmp);
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}
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// paint the passmarks
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if(!m_passmarks.isEmpty())
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{
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painter->drawPath(m_passmarks);
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}
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// paint the place labels (buttons etc)
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if(!m_placeLabels.isEmpty())
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{
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for(auto &placeLabel : m_placeLabels)
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{
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painter->drawPath(placeLabel);
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}
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}
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// TODO Detail & Piece Label
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// QPointF position = m_piece->GetPatternTextPosition();
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// QStringList texts = m_piece->GetPatternText();
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// painter->drawText();
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// when using m_piece->GetItem(), the results were quite bad
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPGraphicsPiece::mousePressEvent(QGraphicsSceneMouseEvent *event)
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{
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bool selectionState = isSelected();
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//perform the default behaviour
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QGraphicsItem::mousePressEvent(event);
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// change the cursor when clicking the left button
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if((event->button() == Qt::LeftButton))
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{
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if(event->modifiers() & Qt::AltModifier)
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{
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setCursor(m_rotateCursor);
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}
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else
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{
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setCursor(Qt::ClosedHandCursor);
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}
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}
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// change the selected state when clicking left button
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if (event->button() == Qt::LeftButton)
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{
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setSelected(true);
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if (event->modifiers() & Qt::ControlModifier)
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{
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setSelected(!selectionState);
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}
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else
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{
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setSelected(true);
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}
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}
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if((event->button() == Qt::LeftButton) && (event->modifiers() & Qt::AltModifier))
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{
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m_rotationStartPoint = event->scenePos();
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPGraphicsPiece::mouseMoveEvent(QGraphicsSceneMouseEvent * event)
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{
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if((event->buttons() == Qt::LeftButton) && (event->modifiers() & Qt::AltModifier))
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{
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//FIXME: it flickers between the arrow cursor and the rotate cursor
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setCursor(m_rotateCursor);
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QPointF rotationNewPoint = event->scenePos();
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QPointF rotationCenter = sceneBoundingRect().center();
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// get the angle from the center to the initial click point
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qreal init_x = m_rotationStartPoint.x() - rotationCenter.x();
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qreal init_y = m_rotationStartPoint.y() - rotationCenter.y();
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qreal initial_angle = qAtan2(init_y, init_x);
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qreal x = rotationNewPoint.x() - rotationCenter.x();
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qreal y = rotationNewPoint.y() - rotationCenter.y();
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qreal mv_angle = qAtan2(y,x);
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qreal angle = (initial_angle-mv_angle)*180/M_PI;
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setTransformOriginPoint(boundingRect().center());
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setRotation(-(angle+m_piece->GetRotation()));
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event->accept();
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}
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else
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{
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QGraphicsItem::mouseMoveEvent(event);
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPGraphicsPiece::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
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{
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bool selectionState = isSelected();
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//perform the default behaviour
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QGraphicsItem::mouseReleaseEvent(event);
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// change the cursor when clicking left button
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if (event->button() == Qt::LeftButton)
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{
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setCursor(Qt::OpenHandCursor);
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setSelected(selectionState);
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if(m_piece->GetPosition() != pos())
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{
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m_piece->SetPosition(pos());
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}
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}
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if((event->button() == Qt::LeftButton) && (event->modifiers() & Qt::AltModifier))
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{
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m_piece->SetRotation(-rotation());
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPGraphicsPiece::hoverMoveEvent(QGraphicsSceneHoverEvent *event)
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{
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if(event->modifiers() & Qt::AltModifier)
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{
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//FIXME: it flickers between the arrow cursor and the rotate cursor
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setCursor(m_rotateCursor);
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}
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else
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{
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setCursor(Qt::OpenHandCursor);
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPGraphicsPiece::contextMenuEvent(QGraphicsSceneContextMenuEvent *event)
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{
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// TODO/FIXME context menu needs to be refactored
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QMenu contextMenu;
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// move to piece list actions -- TODO : To be tested properly when we have several piece lists
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QList<VPPieceList*> pieceLists = QList<VPPieceList*>();
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for(auto sheet : m_piece->GetPieceList()->GetLayout()->GetSheets())
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{
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pieceLists.append(sheet->GetPieceList());
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}
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pieceLists.removeAll(m_piece->GetPieceList());
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if(pieceLists.count() > 0)
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{
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QMenu *moveMenu = contextMenu.addMenu(tr("Move to"));
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// TODO order in alphabetical order
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for (auto pieceList : pieceLists)
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{
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QAction* moveToPieceList = moveMenu->addAction(pieceList->GetName());
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QVariant data = QVariant::fromValue(pieceList);
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moveToPieceList->setData(data);
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connect(moveToPieceList, &QAction::triggered, this, &VPGraphicsPiece::on_ActionPieceMovedToPieceList);
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}
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}
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// remove from layout action
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QAction *removeAction = contextMenu.addAction(tr("Remove from Sheet"));
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QVariant data = QVariant::fromValue(m_piece->GetPieceList()->GetLayout()->GetUnplacedPieceList());
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removeAction->setData(data);
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connect(removeAction, &QAction::triggered, this, &VPGraphicsPiece::on_ActionPieceMovedToPieceList);
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contextMenu.exec(event->screenPos());
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPGraphicsPiece::on_ActionPieceMovedToPieceList()
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{
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QAction *act = qobject_cast<QAction *>(sender());
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QVariant v = act->data();
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VPPieceList *pieceList = v.value<VPPieceList *>();
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if(pieceList != nullptr)
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{
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pieceList->GetLayout()->MovePieceToPieceList(m_piece, pieceList);
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPGraphicsPiece::on_PieceSelectionChanged()
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{
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setSelected(m_piece->GetIsSelected());
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPGraphicsPiece::on_PiecePositionChanged()
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{
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setPos(m_piece->GetPosition());
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPGraphicsPiece::on_PieceRotationChanged()
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{
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setTransformOriginPoint(boundingRect().center());
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setRotation(-m_piece->GetRotation());
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPGraphicsPiece::on_PiecePropertiesChanged()
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{
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if(scene())
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{
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scene()->update();
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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QVariant VPGraphicsPiece::itemChange(GraphicsItemChange change, const QVariant &value)
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{
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if (scene()) {
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// we do this in the mouseRelease button to avoid updated this property all the time.
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// if(change == ItemPositionHasChanged)
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// {
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// blockSignals(true);
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// m_piece->SetPosition(pos());
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// blockSignals(false);
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// }
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if(change == ItemSelectedHasChanged)
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{
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if(m_piece->GetIsSelected() != isSelected())
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{
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m_piece->SetIsSelected(isSelected());
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}
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}
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}
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return QGraphicsObject::itemChange(change, value);
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}
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