291 lines
9.1 KiB
C++
291 lines
9.1 KiB
C++
/************************************************************************
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**
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** @file vpuzzlegraphicspiece.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 "vpuzzlegraphicspiece.h"
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#include <QPen>
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#include <QBrush>
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#include <QPainter>
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#include <QCursor>
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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 "vpuzzlepiece.h"
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#include "vpuzzlelayer.h"
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#include "vpuzzlelayout.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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VPuzzleGraphicsPiece::VPuzzleGraphicsPiece(VPuzzlePiece *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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{
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Init();
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}
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//---------------------------------------------------------------------------------------------------------------------
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VPuzzleGraphicsPiece::~VPuzzleGraphicsPiece()
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{
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPuzzleGraphicsPiece::Init()
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{
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// set some infos
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setFlags(ItemIsSelectable | ItemIsMovable | ItemSendsGeometryChanges);
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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->GetSeamLine();
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m_seamLine.moveTo(seamLinePoints.first());
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for (int i = 1; i < seamLinePoints.size(); ++i)
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m_seamLine.lineTo(seamLinePoints.at(i));
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// initiliases the cutting line
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QVector<QPointF> cuttingLinepoints = m_piece->GetCuttingLine();
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m_cuttingLine.moveTo(cuttingLinepoints.first());
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for (int i = 1; i < cuttingLinepoints.size(); ++i)
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m_cuttingLine.lineTo(cuttingLinepoints.at(i));
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// initialises the grainline
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QVector<QPointF> grainLinepoints = m_piece->GetGrainline();
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m_grainline.moveTo(grainLinepoints.first());
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for (int i = 1; i < grainLinepoints.size(); ++i)
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m_grainline.lineTo(grainLinepoints.at(i));
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// TODO : initialises the other elements labels, passmarks etc.
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// Initialises the connectors
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connect(m_piece, &VPuzzlePiece::SelectionChanged, this, &VPuzzleGraphicsPiece::on_PieceSelectionChanged);
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connect(m_piece, &VPuzzlePiece::PositionChanged, this, &VPuzzleGraphicsPiece::on_PiecePositionChanged);
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}
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//---------------------------------------------------------------------------------------------------------------------
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VPuzzlePiece* VPuzzleGraphicsPiece::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 VPuzzleGraphicsPiece::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 VPuzzleGraphicsPiece::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 VPuzzleGraphicsPiece::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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painter->setPen(pen);
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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())
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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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painter->drawPath(m_grainline);
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPuzzleGraphicsPiece::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 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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setCursor(Qt::ClosedHandCursor);
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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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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPuzzleGraphicsPiece::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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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPuzzleGraphicsPiece::contextMenuEvent(QGraphicsSceneContextMenuEvent *event)
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{
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QMenu contextMenu;
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// move to layer actions -- TODO : To be tested properly when we have several layers
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QList<VPuzzleLayer*> layers = m_piece->GetLayer()->GetLayout()->GetLayers();
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layers.removeAll(m_piece->GetLayer());
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if(layers.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 layer : layers)
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{
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QAction* moveToLayer = moveMenu->addAction(layer->GetName());
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QVariant data = QVariant::fromValue(layer);
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moveToLayer->setData(data);
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connect(moveToLayer, &QAction::triggered, this, &VPuzzleGraphicsPiece::on_ActionPieceMovedToLayer);
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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 Layout"));
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QVariant data = QVariant::fromValue(m_piece->GetLayer()->GetLayout()->GetUnplacedPiecesLayer());
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removeAction->setData(data);
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connect(removeAction, &QAction::triggered, this, &VPuzzleGraphicsPiece::on_ActionPieceMovedToLayer);
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contextMenu.exec(event->screenPos());
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPuzzleGraphicsPiece::on_ActionPieceMovedToLayer()
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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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VPuzzleLayer *layer = (VPuzzleLayer *) v.value<VPuzzleLayer *>();
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if(layer != nullptr)
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{
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layer->GetLayout()->MovePieceToLayer(m_piece, layer);
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VPuzzleGraphicsPiece::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 VPuzzleGraphicsPiece::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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QVariant VPuzzleGraphicsPiece::itemChange(GraphicsItemChange change, const QVariant &value)
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{
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if (scene()) {
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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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