mirror of
https://gitlab.com/smart-pattern/valentina.git
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517 lines
18 KiB
C++
517 lines
18 KiB
C++
/************************************************************************
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**
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** @file vabstractspline.cpp
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** @author Roman Telezhynskyi <dismine(at)gmail.com>
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** @date 4 3, 2014
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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) 2013-2015 Valentina project
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** <https://bitbucket.org/dismine/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 "vabstractspline.h"
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#include <QColor>
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#include <QFlags>
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#include <QGraphicsScene>
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#include <QGraphicsSceneMouseEvent>
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#include <QGuiApplication>
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#include <QKeyEvent>
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#include <QLineF>
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#include <QPen>
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#include <QSharedPointer>
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#include <Qt>
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#include <new>
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#include "../ifc/exception/vexception.h"
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#include "../ifc/exception/vexceptionbadid.h"
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#include "../ifc/xml/vabstractpattern.h"
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#include "../qmuparser/qmutokenparser.h"
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#include "../vgeometry/vgobject.h"
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#include "../vgeometry/vpointf.h"
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#include "../vgeometry/vspline.h"
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#include "../vgeometry/vabstractarc.h"
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#include "../vpatterndb/vcontainer.h"
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#include "../vwidgets/vcontrolpointspline.h"
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#include "../../../visualization/line/visline.h"
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#include "../../vabstracttool.h"
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#include "../vdrawtool.h"
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//---------------------------------------------------------------------------------------------------------------------
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VAbstractSpline::VAbstractSpline(VAbstractPattern *doc, VContainer *data, quint32 id, QGraphicsItem *parent)
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:VDrawTool(doc, data, id),
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QGraphicsPathItem(parent),
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controlPoints(),
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sceneType(SceneObject::Unknown),
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m_isHovered(false),
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detailsMode(qApp->Settings()->IsShowCurveDetails()),
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m_acceptHoverEvents(true),
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m_parentRefresh(false)
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{
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InitDefShape();
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setAcceptHoverEvents(m_acceptHoverEvents);
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}
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//---------------------------------------------------------------------------------------------------------------------
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QPainterPath VAbstractSpline::shape() const
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{
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const QSharedPointer<VAbstractCurve> curve = VAbstractTool::data.GeometricObject<VAbstractCurve>(m_id);
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const QVector<QPointF> points = curve->GetPoints();
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QPainterPath path;
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for (qint32 i = 0; i < points.count()-1; ++i)
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{
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path.moveTo(points.at(i));
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path.lineTo(points.at(i+1));
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}
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if (m_isHovered || detailsMode)
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{
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path.addPath(VAbstractCurve::ShowDirection(curve->DirectionArrows(),
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ScaleWidth(VAbstractCurve::lengthCurveDirectionArrow,
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SceneScale(scene()))));
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}
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path.setFillRule(Qt::WindingFill);
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return ItemShapeFromPath(path, pen());
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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const qreal width = ScaleWidth(m_isHovered ? widthMainLine : widthHairLine, SceneScale(scene()));
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const QSharedPointer<VAbstractCurve> curve = VAbstractTool::data.GeometricObject<VAbstractCurve>(m_id);
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setPen(QPen(CorrectColor(this, curve->GetColor()), width, LineStyleToPenStyle(curve->GetPenStyle()), Qt::RoundCap));
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auto PaintSpline = [this, curve](QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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if (m_isHovered || detailsMode)
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{
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painter->save();
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QPen arrowPen(pen());
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arrowPen.setStyle(Qt::SolidLine);
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painter->setPen(arrowPen);
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painter->setBrush(brush());
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painter->drawPath(VAbstractCurve::ShowDirection(curve->DirectionArrows(),
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ScaleWidth(VAbstractCurve::lengthCurveDirectionArrow,
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SceneScale(scene()))));
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painter->restore();
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}
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PaintWithFixItemHighlightSelected<QGraphicsPathItem>(this, painter, option, widget);
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};
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if (not m_parentRefresh)
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{
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RefreshCtrlPoints();
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m_parentRefresh = true;
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PaintSpline(painter, option, widget);
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}
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else
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{
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m_parentRefresh = false;
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PaintSpline(painter, option, widget);
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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QString VAbstractSpline::getTagName() const
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{
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return VAbstractPattern::TagSpline;
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief FullUpdateFromFile update tool data form file.
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*/
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void VAbstractSpline::FullUpdateFromFile()
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{
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ReadAttributes();
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RefreshGeometry();
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::Disable(bool disable, const QString &namePP)
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{
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const bool enabled = !CorrectDisable(disable, namePP);
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this->setEnabled(enabled);
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emit setEnabledPoint(enabled);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::DetailsMode(bool mode)
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{
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detailsMode = mode;
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RefreshGeometry();
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ShowHandles(detailsMode);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::AllowHover(bool enabled)
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{
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// Manually handle hover events. Need for setting cursor for not selectable paths.
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m_acceptHoverEvents = enabled;
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foreach (auto *point, controlPoints)
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{
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point->setAcceptHoverEvents(enabled);
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}
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if (not enabled)
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{
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setCursor(qApp->getSceneView()->viewport()->cursor());
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::AllowSelecting(bool enabled)
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{
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setFlag(QGraphicsItem::ItemIsSelectable, enabled);
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foreach (auto *point, controlPoints)
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{
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point->setFlag(QGraphicsItem::ItemIsSelectable, enabled);
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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QString VAbstractSpline::MakeToolTip() const
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{
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const QSharedPointer<VAbstractCurve> curve = VAbstractTool::data.GeometricObject<VAbstractCurve>(m_id);
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const QString toolTip = QString("<table>"
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"<tr> <td><b>%4:</b> %5</td> </tr>"
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"<tr> <td><b>%1:</b> %2 %3</td> </tr>"
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"</table>")
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.arg(tr("Length"))
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.arg(qApp->fromPixel(curve->GetLength()))
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.arg(UnitsToStr(qApp->patternUnit(), true))
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.arg(tr("Label"))
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.arg(curve->name());
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return toolTip;
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief ShowTool highlight tool.
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* @param id object id in container
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* @param enable enable or disable highlight.
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*/
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void VAbstractSpline::ShowTool(quint32 id, bool enable)
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{
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ShowItem(this, id, enable);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::RefreshGeometry()
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{
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InitDefShape();
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RefreshCtrlPoints();
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SetVisualization();
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief hoverEnterEvent handle hover enter events.
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* @param event hover enter event.
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*/
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// cppcheck-suppress unusedFunction
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void VAbstractSpline::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
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{
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m_isHovered = true;
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setToolTip(MakeToolTip());
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QGraphicsPathItem::hoverEnterEvent(event);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief hoverLeaveEvent handle hover leave events.
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* @param event hover leave event.
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*/
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// cppcheck-suppress unusedFunction
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void VAbstractSpline::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
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{
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m_isHovered = false;
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QGraphicsPathItem::hoverLeaveEvent(event);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief itemChange hadle item change.
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* @param change change.
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* @param value value.
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* @return value.
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*/
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QVariant VAbstractSpline::itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value)
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{
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if (change == QGraphicsItem::ItemSelectedHasChanged)
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{
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emit ChangedToolSelection(value.toBool(), m_id, m_id);
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}
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return QGraphicsPathItem::itemChange(change, value);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief keyReleaseEvent handle key release events.
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* @param event key release event.
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*/
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void VAbstractSpline::keyReleaseEvent(QKeyEvent *event)
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{
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switch (event->key())
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{
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case Qt::Key_Delete:
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try
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{
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DeleteToolWithConfirm();
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}
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catch(const VExceptionToolWasDeleted &e)
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{
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Q_UNUSED(e)
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return;//Leave this method immediately!!!
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}
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break;
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default:
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break;
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}
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QGraphicsPathItem::keyReleaseEvent ( event );
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::mousePressEvent(QGraphicsSceneMouseEvent *event)
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{
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// Special for not selectable item first need to call standard mousePressEvent then accept event
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QGraphicsPathItem::mousePressEvent(event);
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// Somehow clicking on notselectable object do not clean previous selections.
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if (not (flags() & ItemIsSelectable) && scene())
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{
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scene()->clearSelection();
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}
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event->accept();// Special for not selectable item first need to call standard mousePressEvent then accept event
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief mouseReleaseEvent handle mouse release events.
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* @param event mouse release event.
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*/
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void VAbstractSpline::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
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{
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if (event->button() == Qt::LeftButton)
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{
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emit ChoosedTool(m_id, sceneType);
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}
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QGraphicsPathItem::mouseReleaseEvent(event);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::ReadToolAttributes(const QDomElement &domElement)
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{
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Q_UNUSED(domElement)
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::SaveOptions(QDomElement &tag, QSharedPointer<VGObject> &obj)
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{
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VDrawTool::SaveOptions(tag, obj);
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const QSharedPointer<VAbstractCurve> curve = qSharedPointerCast<VAbstractCurve>(obj);
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doc->SetAttribute(tag, AttrColor, curve->GetColor());
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doc->SetAttribute(tag, AttrPenStyle, curve->GetPenStyle());
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doc->SetAttribute(tag, AttrAScale, curve->GetApproximationScale());
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::RefreshCtrlPoints()
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{
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// do nothing
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::contextMenuEvent(QGraphicsSceneContextMenuEvent *event)
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{
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ShowContextMenu(event);
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}
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//---------------------------------------------------------------------------------------------------------------------
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VSpline VAbstractSpline::CorrectedSpline(const VSpline &spline, const SplinePointPosition &position,
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const QPointF &pos) const
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{
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VSpline spl;
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if (position == SplinePointPosition::FirstPoint)
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{
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QLineF line(static_cast<QPointF>(spline.GetP1()), pos);
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if (QGuiApplication::keyboardModifiers() == Qt::ShiftModifier)
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{
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line.setAngle(VisLine::CorrectAngle(line.angle()));
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}
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qreal newAngle1 = line.angle();
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QString newAngle1F = QString().setNum(newAngle1);
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qreal newLength1 = line.length();
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QString newLength1F = QString().setNum(qApp->fromPixel(newLength1));
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if (not qmu::QmuTokenParser::IsSingle(spline.GetStartAngleFormula()))
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{
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newAngle1 = spline.GetStartAngle();
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newAngle1F = spline.GetStartAngleFormula();
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}
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if (not qmu::QmuTokenParser::IsSingle(spline.GetC1LengthFormula()))
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{
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newLength1 = spline.GetC1Length();
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newLength1F = spline.GetC1LengthFormula();
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}
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spl = VSpline(spline.GetP1(), spline.GetP4(), newAngle1, newAngle1F, spline.GetEndAngle(),
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spline.GetEndAngleFormula(), newLength1, newLength1F, spline.GetC2Length(),
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spline.GetC2LengthFormula());
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}
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else
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{
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QLineF line(static_cast<QPointF>(spline.GetP4()), pos);
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if (QGuiApplication::keyboardModifiers() == Qt::ShiftModifier)
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{
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line.setAngle(VisLine::CorrectAngle(line.angle()));
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}
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qreal newAngle2 = line.angle();
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QString newAngle2F = QString().setNum(newAngle2);
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qreal newLength2 = line.length();
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QString newLength2F = QString().setNum(qApp->fromPixel(newLength2));
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if (not qmu::QmuTokenParser::IsSingle(spline.GetEndAngleFormula()))
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{
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newAngle2 = spline.GetEndAngle();
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newAngle2F = spline.GetEndAngleFormula();
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}
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if (not qmu::QmuTokenParser::IsSingle(spline.GetC2LengthFormula()))
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{
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newLength2 = spline.GetC2Length();
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newLength2F = spline.GetC2LengthFormula();
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}
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spl = VSpline(spline.GetP1(), spline.GetP4(), spline.GetStartAngle(), spline.GetStartAngleFormula(),
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newAngle2, newAngle2F, spline.GetC1Length(), spline.GetC1LengthFormula(),
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newLength2, newLength2F);
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}
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return spl;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::CurveSelected(bool selected)
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{
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setSelected(selected);
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foreach (auto *point, controlPoints)
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{
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point->blockSignals(true);
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point->setSelected(selected);
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point->blockSignals(false);
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::InitDefShape()
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{
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const QSharedPointer<VAbstractCurve> curve = VAbstractTool::data.GeometricObject<VAbstractCurve>(m_id);
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this->setPath(curve->GetPath());
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::ShowHandles(bool show)
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{
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for (int i = 0; i < controlPoints.size(); ++i)
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{
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controlPoints.at(i)->setVisible(show);
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}
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update();// Show direction
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}
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//---------------------------------------------------------------------------------------------------------------------
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QString VAbstractSpline::GetLineColor() const
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{
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const QSharedPointer<VAbstractCurve> curve = VAbstractTool::data.GeometricObject<VAbstractCurve>(m_id);
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return curve->GetColor();
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::SetLineColor(const QString &value)
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{
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QSharedPointer<VAbstractCurve> curve = VAbstractTool::data.GeometricObject<VAbstractCurve>(m_id);
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curve->SetColor(value);
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QSharedPointer<VGObject> obj = qSharedPointerCast<VGObject>(curve);
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SaveOption(obj);
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}
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//---------------------------------------------------------------------------------------------------------------------
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QString VAbstractSpline::GetPenStyle() const
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{
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const QSharedPointer<VAbstractCurve> curve = VAbstractTool::data.GeometricObject<VAbstractCurve>(m_id);
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return curve->GetPenStyle();
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::SetPenStyle(const QString &value)
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{
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QSharedPointer<VAbstractCurve> curve = VAbstractTool::data.GeometricObject<VAbstractCurve>(m_id);
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curve->SetPenStyle(value);
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QSharedPointer<VGObject> obj = qSharedPointerCast<VGObject>(curve);
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SaveOption(obj);
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}
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//---------------------------------------------------------------------------------------------------------------------
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QString VAbstractSpline::name() const
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{
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return ObjectName<VAbstractCurve>(m_id);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VAbstractSpline::GroupVisibility(quint32 object, bool visible)
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{
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Q_UNUSED(object)
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setVisible(visible);
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}
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// VToolAbstractArc
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//---------------------------------------------------------------------------------------------------------------------
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VToolAbstractArc::VToolAbstractArc(VAbstractPattern *doc, VContainer *data, quint32 id, QGraphicsItem *parent)
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: VAbstractSpline(doc, data, id, parent)
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{}
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//---------------------------------------------------------------------------------------------------------------------
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QString VToolAbstractArc::CenterPointName() const
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{
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QSharedPointer<VAbstractArc> arc = VAbstractTool::data.GeometricObject<VAbstractArc>(m_id);
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SCASSERT(arc.isNull() == false)
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return VAbstractTool::data.GetGObject(arc->GetCenter().id())->name();
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}
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