897 lines
33 KiB
C++
897 lines
33 KiB
C++
/************************************************************************
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**
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** @file vtoolsplinepath.cpp
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** @author Roman Telezhynskyi <dismine(at)gmail.com>
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** @date November 15, 2013
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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://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 "vtoolsplinepath.h"
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#include <QDomElement>
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#include <QEvent>
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#include <QFlags>
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#include <QGraphicsScene>
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#include <QGraphicsSceneHoverEvent>
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#include <QGraphicsSceneMouseEvent>
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#include <QGraphicsView>
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#include <QList>
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#include <QPen>
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#include <QPoint>
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#include <QRectF>
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#include <QSharedPointer>
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#include <QUndoStack>
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#include <QtMath>
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#include "../../../dialogs/tools/dialogsplinepath.h"
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#include "../../../dialogs/tools/dialogtool.h"
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#include "../../../undocommands/movesplinepath.h"
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#include "../../../undocommands/vundocommand.h"
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#include "../../../visualization/path/vistoolsplinepath.h"
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#include "../../../visualization/visualization.h"
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#include "../../vabstracttool.h"
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#include "../ifc/exception/vexception.h"
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#include "../ifc/ifcdef.h"
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#include "../ifc/xml/vdomdocument.h"
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#include "../qmuparser/qmutokenparser.h"
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#include "../vdrawtool.h"
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#include "../vgeometry/vabstractcubicbezierpath.h"
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#include "../vgeometry/vabstractcurve.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/vsplinepoint.h"
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#include "../vmisc/vabstractapplication.h"
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#include "../vpatterndb/vcontainer.h"
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#include "../vwidgets/../vgeometry/vsplinepath.h"
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#include "../vwidgets/global.h"
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#include "../vwidgets/vcontrolpointspline.h"
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#include "../vwidgets/vmaingraphicsscene.h"
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#include "vabstractspline.h"
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const QString VToolSplinePath::ToolType = QStringLiteral("pathInteractive");
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const QString VToolSplinePath::OldToolType = QStringLiteral("path");
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief VToolSplinePath constructor.
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* @param initData init data.
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* @param parent parent object.
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*/
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VToolSplinePath::VToolSplinePath(const VToolSplinePathInitData &initData, QGraphicsItem *parent)
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: VAbstractSpline(initData.doc, initData.data, initData.id, initData.notes, parent)
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{
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SetSceneType(SceneObject::SplinePath);
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this->setFlag(QGraphicsItem::ItemIsMovable, true);
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this->setFlag(QGraphicsItem::ItemIsFocusable, true); // For keyboard input focus
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const QSharedPointer<VSplinePath> splPath = initData.data->GeometricObject<VSplinePath>(initData.id);
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InitControlPoints(splPath.data());
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ToolCreation(initData.typeCreation);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief setDialog set dialog when user want change tool option.
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*/
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void VToolSplinePath::SetDialog()
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{
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SCASSERT(not m_dialog.isNull())
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const QPointer<DialogSplinePath> dialogTool = qobject_cast<DialogSplinePath *>(m_dialog);
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SCASSERT(not dialogTool.isNull())
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const QSharedPointer<VSplinePath> splPath = VAbstractTool::data.GeometricObject<VSplinePath>(m_id);
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dialogTool->SetPath(*splPath);
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dialogTool->SetNotes(m_notes);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief Create help create tool from GUI.
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* @param dialog dialog.
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* @param scene pointer to scene.
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* @param doc dom document container.
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* @param data container with variables.
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*/
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auto VToolSplinePath::Create(const QPointer<DialogTool> &dialog, VMainGraphicsScene *scene, VAbstractPattern *doc,
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VContainer *data) -> VToolSplinePath *
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{
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SCASSERT(not dialog.isNull())
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const QPointer<DialogSplinePath> dialogTool = qobject_cast<DialogSplinePath *>(dialog);
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SCASSERT(not dialogTool.isNull())
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VToolSplinePathInitData initData;
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initData.scene = scene;
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initData.doc = doc;
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initData.data = data;
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initData.parse = Document::FullParse;
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initData.typeCreation = Source::FromGui;
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initData.notes = dialogTool->GetNotes();
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VSplinePath *path = new VSplinePath(dialogTool->GetPath());
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for (qint32 i = 0; i < path->CountPoints(); ++i)
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{
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doc->IncrementReferens((*path)[i].P().getIdTool());
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}
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VToolSplinePath *spl = Create(initData, path);
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if (spl != nullptr)
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{
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spl->m_dialog = dialog;
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}
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return spl;
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief Create help create tool.
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* @param initData init data.
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* @param path spline path.
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*/
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auto VToolSplinePath::Create(VToolSplinePathInitData &initData, VSplinePath *path) -> VToolSplinePath *
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{
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if (initData.typeCreation == Source::FromGui)
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{
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initData.id = initData.data->AddGObject(path);
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initData.data->AddCurveWithSegments(initData.data->GeometricObject<VAbstractCubicBezierPath>(initData.id),
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initData.id);
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}
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else
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{
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initData.data->UpdateGObject(initData.id, path);
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initData.data->AddCurveWithSegments(initData.data->GeometricObject<VAbstractCubicBezierPath>(initData.id),
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initData.id);
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if (initData.parse != Document::FullParse)
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{
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initData.doc->UpdateToolData(initData.id, initData.data);
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}
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}
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if (initData.parse == Document::FullParse)
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{
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VAbstractTool::AddRecord(initData.id, Tool::SplinePath, initData.doc);
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VToolSplinePath *spl = new VToolSplinePath(initData);
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initData.scene->addItem(spl);
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InitSplinePathToolConnections(initData.scene, spl);
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VAbstractPattern::AddTool(initData.id, spl);
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return spl;
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}
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return nullptr;
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}
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//---------------------------------------------------------------------------------------------------------------------
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auto VToolSplinePath::Create(VToolSplinePathInitData &initData) -> VToolSplinePath *
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{
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auto *path = new VSplinePath();
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if (initData.duplicate > 0)
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{
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path->SetDuplicate(initData.duplicate);
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}
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for (int i = 0; i < initData.points.size(); ++i)
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{
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const qreal calcAngle1 = CheckFormula(initData.id, initData.a1[i], initData.data);
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const qreal calcAngle2 = CheckFormula(initData.id, initData.a2[i], initData.data);
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const qreal calcLength1 =
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VAbstractValApplication::VApp()->toPixel(CheckFormula(initData.id, initData.l1[i], initData.data));
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const qreal calcLength2 =
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VAbstractValApplication::VApp()->toPixel(CheckFormula(initData.id, initData.l2[i], initData.data));
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const auto p = *initData.data->GeometricObject<VPointF>(initData.points.at(i));
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path->append(VSplinePoint(p, calcAngle1, initData.a1.at(i), calcAngle2, initData.a2.at(i), calcLength1,
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initData.l1.at(i), calcLength2, initData.l2.at(i)));
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}
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path->SetColor(initData.color);
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path->SetPenStyle(initData.penStyle);
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path->SetApproximationScale(initData.approximationScale);
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path->SetAliasSuffix(initData.aliasSuffix);
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return VToolSplinePath::Create(initData, path);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief ControlPointChangePosition handle change position control point.
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* @param indexSpline position spline in spline list.
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* @param position position point in spline.
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* @param pos new position.
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*/
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void VToolSplinePath::ControlPointChangePosition(const qint32 &indexSpline, const SplinePointPosition &position,
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const QPointF &pos)
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{
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const QSharedPointer<VSplinePath> oldSplPath = VAbstractTool::data.GeometricObject<VSplinePath>(m_id);
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if (VAbstractApplication::VApp()->Settings()->IsFreeCurveMode() && not moved)
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{
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oldMoveSplinePath = QSharedPointer<VSplinePath>::create(*oldSplPath);
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moved = true;
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}
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QSharedPointer<VSplinePath> newSplPath = QSharedPointer<VSplinePath>::create(*oldSplPath);
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const VSpline spl = CorrectedSpline(newSplPath->GetSpline(indexSpline), position, pos);
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UpdateControlPoints(spl, newSplPath, indexSpline);
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if (not VAbstractApplication::VApp()->Settings()->IsFreeCurveMode())
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{
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UndoCommandMove(*oldSplPath, *newSplPath);
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}
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else
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{
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newMoveSplinePath = newSplPath;
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VAbstractTool::data.UpdateGObject(m_id, newMoveSplinePath);
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RefreshGeometry();
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if (QGraphicsScene *sc = scene())
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{
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VMainGraphicsView::NewSceneRect(sc, VAbstractValApplication::VApp()->getSceneView(), this);
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}
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolSplinePath::EnableToolMove(bool move)
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{
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this->setFlag(QGraphicsItem::ItemIsMovable, move);
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for (auto *point : qAsConst(controlPoints))
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{
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point->setFlag(QGraphicsItem::ItemIsMovable, move);
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolSplinePath::AllowHover(bool enabled)
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{
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VAbstractSpline::AllowHover(enabled);
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for (auto *point : qAsConst(controlPoints))
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{
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point->setAcceptHoverEvents(enabled);
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolSplinePath::AllowSelecting(bool enabled)
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{
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VAbstractSpline::AllowSelecting(enabled);
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for (auto *point : qAsConst(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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void VToolSplinePath::ShowContextMenu(QGraphicsSceneContextMenuEvent *event, quint32 id)
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{
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Q_UNUSED(id)
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try
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{
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ContextMenu<DialogSplinePath>(event);
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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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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolSplinePath::CurveSelected(bool selected)
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{
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setSelected(selected);
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for (auto *point : qAsConst(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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/**
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* @brief UpdateControlPoints update position control points in file.
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* @param spl spline that was changed.
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* @param splPath spline path.
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* @param indexSpline index spline in spline path.
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*/
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void VToolSplinePath::UpdateControlPoints(const VSpline &spl, QSharedPointer<VSplinePath> &splPath,
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qint32 indexSpline) const
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{
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VSplinePoint p = splPath->GetSplinePoint(indexSpline, SplinePointPosition::FirstPoint);
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if (indexSpline > 1)
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{
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VSpline const prevSpline = splPath->GetSpline(indexSpline - 1);
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if (qmu::QmuTokenParser::IsSingle(prevSpline.GetEndAngleFormula()))
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{
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p.SetAngle2(spl.GetStartAngle(), spl.GetStartAngleFormula());
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}
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}
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else
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{
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p.SetAngle2(spl.GetStartAngle(), spl.GetStartAngleFormula());
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}
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p.SetLength2(spl.GetC1Length(), spl.GetC1LengthFormula());
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splPath->UpdatePoint(indexSpline, SplinePointPosition::FirstPoint, p);
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p = splPath->GetSplinePoint(indexSpline, SplinePointPosition::LastPoint);
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if (indexSpline < splPath->CountSubSpl())
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{
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VSpline const nextSpline = splPath->GetSpline(indexSpline + 1);
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if (qmu::QmuTokenParser::IsSingle(nextSpline.GetStartAngleFormula()))
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{
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p.SetAngle1(spl.GetEndAngle(), spl.GetEndAngleFormula());
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}
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}
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else
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{
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p.SetAngle1(spl.GetEndAngle(), spl.GetEndAngleFormula());
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}
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p.SetLength1(spl.GetC2Length(), spl.GetC2LengthFormula());
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splPath->UpdatePoint(indexSpline, SplinePointPosition::LastPoint, p);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolSplinePath::SetSplinePathAttributes(QDomElement &domElement, const VSplinePath &path)
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{
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doc->SetAttribute(domElement, AttrType, ToolType);
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doc->SetAttributeOrRemoveIf<quint32>(domElement, AttrDuplicate, path.GetDuplicate(),
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[](quint32 duplicate) noexcept { return duplicate == 0; });
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if (domElement.hasAttribute(AttrKCurve))
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{
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domElement.removeAttribute(AttrKCurve);
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}
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doc->SetAttribute(domElement, AttrColor, path.GetColor());
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doc->SetAttribute(domElement, AttrPenStyle, path.GetPenStyle());
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doc->SetAttribute(domElement, AttrAScale, path.GetApproximationScale());
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doc->SetAttributeOrRemoveIf<QString>(domElement, AttrAlias, path.GetAliasSuffix(),
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[](const QString &suffix) noexcept { return suffix.isEmpty(); });
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UpdatePathPoints(doc, domElement, path);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolSplinePath::UndoCommandMove(const VSplinePath &oldPath, const VSplinePath &newPath)
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{
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auto *moveSplPath = new MoveSplinePath(doc, oldPath, newPath, m_id);
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connect(moveSplPath, &VUndoCommand::NeedLiteParsing, doc, &VAbstractPattern::LiteParseTree);
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VAbstractApplication::VApp()->getUndoStack()->push(moveSplPath);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolSplinePath::InitControlPoints(const VSplinePath *splPath)
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{
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auto InitControlPoint = [this](VControlPointSpline *cPoint)
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{
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connect(cPoint, &VControlPointSpline::ControlPointChangePosition, this,
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&VToolSplinePath::ControlPointChangePosition);
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connect(this, &VToolSplinePath::setEnabledPoint, cPoint, &VControlPointSpline::setEnabledPoint);
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connect(cPoint, &VControlPointSpline::ShowContextMenu, this, &VToolSplinePath::contextMenuEvent);
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connect(cPoint, &VControlPointSpline::Released, this, &VToolSplinePath::CurveReleased);
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connect(cPoint, &VControlPointSpline::Selected, this, &VToolSplinePath::CurveSelected);
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controlPoints.append(cPoint);
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};
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for (qint32 i = 1; i <= splPath->CountSubSpl(); ++i)
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{
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const VSpline spl = splPath->GetSpline(i);
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bool freeAngle1 = true;
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if (i > 1)
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{
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const VSpline prevSpl = splPath->GetSpline(i - 1);
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freeAngle1 = qmu::QmuTokenParser::IsSingle(spl.GetStartAngleFormula()) &&
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qmu::QmuTokenParser::IsSingle(prevSpl.GetEndAngleFormula());
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}
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else
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{
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freeAngle1 = qmu::QmuTokenParser::IsSingle(spl.GetStartAngleFormula());
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}
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const bool freeLength1 = qmu::QmuTokenParser::IsSingle(spl.GetC1LengthFormula());
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auto *controlPoint = new VControlPointSpline(i, SplinePointPosition::FirstPoint,
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static_cast<QPointF>(spl.GetP2()), freeAngle1, freeLength1, this);
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InitControlPoint(controlPoint);
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bool freeAngle2 = true;
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if (i < splPath->CountSubSpl())
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{
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const VSpline nextSpl = splPath->GetSpline(i + 1);
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freeAngle2 = qmu::QmuTokenParser::IsSingle(nextSpl.GetStartAngleFormula()) &&
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qmu::QmuTokenParser::IsSingle(spl.GetEndAngleFormula());
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}
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else
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{
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freeAngle2 = qmu::QmuTokenParser::IsSingle(spl.GetEndAngleFormula());
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}
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const bool freeLength2 = qmu::QmuTokenParser::IsSingle(spl.GetC2LengthFormula());
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controlPoint = new VControlPointSpline(i, SplinePointPosition::LastPoint, static_cast<QPointF>(spl.GetP3()),
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freeAngle2, freeLength2, this);
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InitControlPoint(controlPoint);
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}
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VToolSplinePath::RefreshCtrlPoints();
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VToolSplinePath::ShowHandles(IsDetailsMode());
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief UpdatePathPoints update spline path in pattern file.
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* @param doc dom document container.
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* @param element tag in file.
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* @param path spline path.
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*/
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void VToolSplinePath::UpdatePathPoints(VAbstractPattern *doc, QDomElement &element, const VSplinePath &path)
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{
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VDomDocument::RemoveAllChildren(element);
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for (qint32 i = 0; i < path.CountPoints(); ++i)
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{
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AddPathPoint(doc, element, path.at(i));
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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auto VToolSplinePath::getSplinePath() const -> VSplinePath
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{
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QSharedPointer<VSplinePath> const splPath = VAbstractTool::data.GeometricObject<VSplinePath>(m_id);
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return *splPath.data();
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolSplinePath::setSplinePath(const VSplinePath &splPath)
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{
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QSharedPointer<VGObject> obj = VAbstractTool::data.GetGObject(m_id);
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QSharedPointer<VSplinePath> const splinePath = qSharedPointerDynamicCast<VSplinePath>(obj);
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*splinePath.data() = splPath;
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SaveOption(obj);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolSplinePath::ShowVisualization(bool show)
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|
{
|
|
ShowToolVisualization<VisToolSplinePath>(show);
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void VToolSplinePath::ShowHandles(bool show)
|
|
{
|
|
for (auto *point : qAsConst(controlPoints))
|
|
{
|
|
point->setVisible(show);
|
|
}
|
|
VAbstractSpline::ShowHandles(show);
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
/**
|
|
* @brief AddPathPoint write path point to pattern file.
|
|
* @param domElement dom element.
|
|
* @param splPoint spline path point.
|
|
*/
|
|
void VToolSplinePath::AddPathPoint(VAbstractPattern *doc, QDomElement &domElement, const VSplinePoint &splPoint)
|
|
{
|
|
SCASSERT(doc != nullptr)
|
|
QDomElement pathPoint = doc->createElement(AttrPathPoint);
|
|
|
|
doc->SetAttribute(pathPoint, AttrPSpline, splPoint.P().id());
|
|
doc->SetAttribute(pathPoint, AttrLength1, splPoint.Length1Formula());
|
|
doc->SetAttribute(pathPoint, AttrLength2, splPoint.Length2Formula());
|
|
doc->SetAttribute(pathPoint, AttrAngle1, splPoint.Angle1Formula());
|
|
doc->SetAttribute(pathPoint, AttrAngle2, splPoint.Angle2Formula());
|
|
|
|
if (domElement.hasAttribute(AttrKAsm1))
|
|
{
|
|
domElement.removeAttribute(AttrKAsm1);
|
|
}
|
|
|
|
if (domElement.hasAttribute(AttrKAsm2))
|
|
{
|
|
domElement.removeAttribute(AttrKAsm2);
|
|
}
|
|
|
|
if (domElement.hasAttribute(AttrAngle))
|
|
{
|
|
domElement.removeAttribute(AttrAngle);
|
|
}
|
|
|
|
domElement.appendChild(pathPoint);
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
/**
|
|
* @brief RemoveReferens decrement value of reference.
|
|
*/
|
|
void VToolSplinePath::RemoveReferens()
|
|
{
|
|
const QSharedPointer<VSplinePath> splPath = VAbstractTool::data.GeometricObject<VSplinePath>(m_id);
|
|
for (qint32 i = 0; i < splPath->CountPoints(); ++i)
|
|
{
|
|
doc->DecrementReferens(splPath->at(i).P().getIdTool());
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
/**
|
|
* @brief SaveDialog save options into file after change in dialog.
|
|
*/
|
|
void VToolSplinePath::SaveDialog(QDomElement &domElement, QList<quint32> &oldDependencies,
|
|
QList<quint32> &newDependencies)
|
|
{
|
|
SCASSERT(not m_dialog.isNull())
|
|
const QPointer<DialogSplinePath> dialogTool = qobject_cast<DialogSplinePath *>(m_dialog);
|
|
SCASSERT(not dialogTool.isNull())
|
|
|
|
const auto oldSplPath = VAbstractTool::data.GeometricObject<VSplinePath>(m_id);
|
|
for (qint32 i = 0; i < oldSplPath->CountPoints(); ++i)
|
|
{
|
|
AddDependence(oldDependencies, oldSplPath->at(i).P().id());
|
|
}
|
|
|
|
const VSplinePath splPath = dialogTool->GetPath();
|
|
for (qint32 i = 0; i < splPath.CountPoints(); ++i)
|
|
{
|
|
AddDependence(newDependencies, splPath.at(i).P().id());
|
|
}
|
|
|
|
qDeleteAll(controlPoints);
|
|
controlPoints.clear();
|
|
InitControlPoints(&splPath);
|
|
|
|
doc->SetAttributeOrRemoveIf<QString>(domElement, AttrNotes, dialogTool->GetNotes(),
|
|
[](const QString ¬es) noexcept { return notes.isEmpty(); });
|
|
|
|
SetSplinePathAttributes(domElement, splPath);
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void VToolSplinePath::SaveOptions(QDomElement &tag, QSharedPointer<VGObject> &obj)
|
|
{
|
|
VAbstractSpline::SaveOptions(tag, obj);
|
|
|
|
QSharedPointer<VSplinePath> const splPath = qSharedPointerDynamicCast<VSplinePath>(obj);
|
|
SCASSERT(splPath.isNull() == false)
|
|
|
|
SetSplinePathAttributes(tag, *splPath);
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void VToolSplinePath::mousePressEvent(QGraphicsSceneMouseEvent *event)
|
|
{
|
|
if (flags() & QGraphicsItem::ItemIsMovable)
|
|
{
|
|
if (event->button() == Qt::LeftButton && event->type() != QEvent::GraphicsSceneMouseDoubleClick)
|
|
{
|
|
oldPosition = event->scenePos();
|
|
const auto splPath = VAbstractTool::data.GeometricObject<VSplinePath>(m_id);
|
|
splIndex = splPath->Segment(oldPosition);
|
|
if (IsMovable(splIndex))
|
|
{
|
|
SetItemOverrideCursor(this, cursorArrowCloseHand, 1, 1);
|
|
event->accept();
|
|
}
|
|
}
|
|
}
|
|
VAbstractSpline::mousePressEvent(event);
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void VToolSplinePath::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
|
|
{
|
|
if (flags() & QGraphicsItem::ItemIsMovable)
|
|
{
|
|
if (event->button() == Qt::LeftButton && event->type() != QEvent::GraphicsSceneMouseDoubleClick)
|
|
{
|
|
oldPosition = event->scenePos();
|
|
SetItemOverrideCursor(this, cursorArrowOpenHand, 1, 1);
|
|
|
|
CurveReleased();
|
|
}
|
|
}
|
|
VAbstractSpline::mouseReleaseEvent(event);
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void VToolSplinePath::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
|
|
{
|
|
// Don't need to check if left mouse button was pressed. According to the Qt documentation "If you do receive this
|
|
// event, you can be certain that this item also received a mouse press event, and that this item is the current
|
|
// mouse grabber.".
|
|
|
|
if (IsMovable(splIndex))
|
|
{
|
|
const auto oldSplPath = VAbstractTool::data.GeometricObject<VSplinePath>(m_id);
|
|
|
|
if (VAbstractApplication::VApp()->Settings()->IsFreeCurveMode() && not moved)
|
|
{
|
|
oldMoveSplinePath = QSharedPointer<VSplinePath>::create(*oldSplPath);
|
|
moved = true;
|
|
}
|
|
|
|
newMoveSplinePath = QSharedPointer<VSplinePath>::create(*oldSplPath);
|
|
|
|
VSpline const spline = newMoveSplinePath->GetSpline(splIndex);
|
|
const qreal t = spline.ParamT(oldPosition);
|
|
|
|
if (qFloor(t) == -1)
|
|
{
|
|
return;
|
|
}
|
|
|
|
// Magic Bezier Drag Equations follow!
|
|
// "weight" describes how the influence of the drag should be distributed
|
|
// among the handles; 0 = front handle only, 1 = back handle only.
|
|
|
|
double weight;
|
|
if (t <= 1.0 / 6.0)
|
|
{
|
|
weight = 0;
|
|
}
|
|
else if (t <= 0.5)
|
|
{
|
|
weight = (pow((6 * t - 1) / 2.0, 3)) / 2;
|
|
}
|
|
else if (t <= 5.0 / 6.0)
|
|
{
|
|
weight = (1 - pow((6 * (1 - t) - 1) / 2.0, 3)) / 2 + 0.5;
|
|
}
|
|
else
|
|
{
|
|
weight = 1;
|
|
}
|
|
|
|
const QPointF delta = event->scenePos() - oldPosition;
|
|
const QPointF offset0 = ((1 - weight) / (3 * t * (1 - t) * (1 - t))) * delta;
|
|
const QPointF offset1 = (weight / (3 * t * t * (1 - t))) * delta;
|
|
|
|
const QPointF p2 = static_cast<QPointF>(spline.GetP2()) + offset0;
|
|
const QPointF p3 = static_cast<QPointF>(spline.GetP3()) + offset1;
|
|
|
|
oldPosition = event->scenePos(); // Now mouse here
|
|
|
|
const VSpline spl = VSpline(spline.GetP1(), p2, p3, spline.GetP4());
|
|
|
|
UpdateControlPoints(spl, newMoveSplinePath, splIndex);
|
|
|
|
if (not VAbstractApplication::VApp()->Settings()->IsFreeCurveMode())
|
|
{
|
|
UndoCommandMove(*oldSplPath, *newMoveSplinePath);
|
|
}
|
|
else
|
|
{
|
|
VAbstractTool::data.UpdateGObject(m_id, newMoveSplinePath);
|
|
RefreshGeometry();
|
|
|
|
if (QGraphicsScene *sc = scene())
|
|
{
|
|
VMainGraphicsView::NewSceneRect(sc, VAbstractValApplication::VApp()->getSceneView(), this);
|
|
}
|
|
}
|
|
|
|
// Each time we move something we call recalculation scene rect. In some cases this can cause moving
|
|
// objects positions. And this cause infinite redrawing. That's why we wait the finish of saving the last move.
|
|
static bool changeFinished = true;
|
|
if (changeFinished)
|
|
{
|
|
changeFinished = false;
|
|
|
|
const QList<QGraphicsView *> viewList = scene()->views();
|
|
if (not viewList.isEmpty())
|
|
{
|
|
if (auto *view = qobject_cast<VMainGraphicsView *>(viewList.at(0)))
|
|
{
|
|
auto *currentScene = qobject_cast<VMainGraphicsScene *>(scene());
|
|
SCASSERT(currentScene)
|
|
const QPointF cursorPosition = currentScene->getScenePos();
|
|
const qreal scale = SceneScale(scene());
|
|
view->EnsureVisibleWithDelay(
|
|
QRectF(cursorPosition.x() - 5 / scale, cursorPosition.y() - 5 / scale, 10 / scale, 10 / scale),
|
|
VMainGraphicsView::scrollDelay);
|
|
}
|
|
}
|
|
changeFinished = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void VToolSplinePath::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
|
|
{
|
|
if (GetAcceptHoverEvents())
|
|
{
|
|
if (flags() & QGraphicsItem::ItemIsMovable)
|
|
{
|
|
oldPosition = event->scenePos();
|
|
const auto splPath = VAbstractTool::data.GeometricObject<VSplinePath>(m_id);
|
|
splIndex = splPath->Segment(oldPosition);
|
|
if (IsMovable(splIndex))
|
|
{
|
|
SetItemOverrideCursor(this, cursorArrowOpenHand, 1, 1);
|
|
}
|
|
else
|
|
{
|
|
setCursor(VAbstractValApplication::VApp()->getSceneView()->viewport()->cursor());
|
|
}
|
|
}
|
|
else
|
|
{
|
|
setCursor(VAbstractValApplication::VApp()->getSceneView()->viewport()->cursor());
|
|
}
|
|
|
|
VAbstractSpline::hoverEnterEvent(event);
|
|
}
|
|
else
|
|
{
|
|
setCursor(VAbstractValApplication::VApp()->getSceneView()->viewport()->cursor());
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void VToolSplinePath::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
|
|
{
|
|
if (GetAcceptHoverEvents())
|
|
{
|
|
VAbstractSpline::hoverLeaveEvent(event);
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void VToolSplinePath::SetVisualization()
|
|
{
|
|
if (not vis.isNull())
|
|
{
|
|
auto *visual = qobject_cast<VisToolSplinePath *>(vis);
|
|
SCASSERT(visual != nullptr)
|
|
|
|
QSharedPointer<VSplinePath> const splPath = VAbstractTool::data.GeometricObject<VSplinePath>(m_id);
|
|
visual->SetPath(*splPath.data());
|
|
visual->SetLineStyle(LineStyleToPenStyle(splPath->GetPenStyle()));
|
|
visual->SetMode(Mode::Show);
|
|
visual->RefreshGeometry();
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
auto VToolSplinePath::IsMovable(int index) const -> bool
|
|
{
|
|
const auto splPath = VAbstractTool::data.GeometricObject<VSplinePath>(m_id);
|
|
|
|
if (index < 1 || index > splPath->CountSubSpl())
|
|
{
|
|
return false;
|
|
}
|
|
|
|
const VSplinePoint p1 = splPath->GetSplinePoint(index, SplinePointPosition::FirstPoint);
|
|
const VSplinePoint p2 = splPath->GetSplinePoint(index, SplinePointPosition::LastPoint);
|
|
|
|
return p1.IsMovable() && p2.IsMovable();
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void VToolSplinePath::RefreshCtrlPoints()
|
|
{
|
|
// Very important to disable control points. Without it the pogram can't move the curve.
|
|
for (auto *point : qAsConst(controlPoints))
|
|
{
|
|
point->setFlag(QGraphicsItem::ItemSendsGeometryChanges, false);
|
|
}
|
|
|
|
const auto splPath = VAbstractTool::data.GeometricObject<VSplinePath>(m_id);
|
|
|
|
for (qint32 i = 1; i <= splPath->CountSubSpl(); ++i)
|
|
{
|
|
const qint32 j = i * 2;
|
|
|
|
if (j - 2 >= controlPoints.size())
|
|
{
|
|
break;
|
|
}
|
|
|
|
controlPoints[j - 2]->blockSignals(true);
|
|
controlPoints[j - 1]->blockSignals(true);
|
|
|
|
const auto spl = splPath->GetSpline(i);
|
|
|
|
{
|
|
bool freeAngle1 = true;
|
|
|
|
if (i > 1)
|
|
{
|
|
const VSpline prevSpl = splPath->GetSpline(i - 1);
|
|
freeAngle1 = qmu::QmuTokenParser::IsSingle(spl.GetStartAngleFormula()) &&
|
|
qmu::QmuTokenParser::IsSingle(prevSpl.GetEndAngleFormula());
|
|
}
|
|
else
|
|
{
|
|
freeAngle1 = qmu::QmuTokenParser::IsSingle(spl.GetStartAngleFormula());
|
|
}
|
|
|
|
const bool freeLength1 = qmu::QmuTokenParser::IsSingle(spl.GetC1LengthFormula());
|
|
|
|
const auto splinePoint = spl.GetP1();
|
|
controlPoints[j - 2]->RefreshCtrlPoint(i, SplinePointPosition::FirstPoint,
|
|
static_cast<QPointF>(spl.GetP2()), static_cast<QPointF>(splinePoint),
|
|
freeAngle1, freeLength1);
|
|
}
|
|
|
|
{
|
|
bool freeAngle2 = true;
|
|
|
|
if (i < splPath->CountSubSpl())
|
|
{
|
|
const VSpline nextSpl = splPath->GetSpline(i + 1);
|
|
freeAngle2 = qmu::QmuTokenParser::IsSingle(nextSpl.GetStartAngleFormula()) &&
|
|
qmu::QmuTokenParser::IsSingle(spl.GetEndAngleFormula());
|
|
}
|
|
else
|
|
{
|
|
freeAngle2 = qmu::QmuTokenParser::IsSingle(spl.GetEndAngleFormula());
|
|
}
|
|
|
|
const bool freeLength2 = qmu::QmuTokenParser::IsSingle(spl.GetC2LengthFormula());
|
|
|
|
const auto splinePoint = spl.GetP4();
|
|
controlPoints[j - 1]->RefreshCtrlPoint(i, SplinePointPosition::LastPoint, static_cast<QPointF>(spl.GetP3()),
|
|
static_cast<QPointF>(splinePoint), freeAngle2, freeLength2);
|
|
}
|
|
|
|
controlPoints[j - 2]->blockSignals(false);
|
|
controlPoints[j - 1]->blockSignals(false);
|
|
}
|
|
|
|
for (auto *point : qAsConst(controlPoints))
|
|
{
|
|
point->setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void VToolSplinePath::CurveReleased()
|
|
{
|
|
if (VAbstractApplication::VApp()->Settings()->IsFreeCurveMode() && moved)
|
|
{
|
|
UndoCommandMove(*oldMoveSplinePath, *newMoveSplinePath);
|
|
|
|
oldMoveSplinePath.clear();
|
|
newMoveSplinePath.clear();
|
|
|
|
moved = false;
|
|
}
|
|
}
|