142 lines
5.9 KiB
C++
142 lines
5.9 KiB
C++
/************************************************************************
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**
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** @file vistoolpointfromcircleandtangent.cpp
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** @author Roman Telezhynskyi <dismine(at)gmail.com>
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** @date 5 6, 2015
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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) 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 "vistoolpointfromcircleandtangent.h"
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#include <QGraphicsEllipseItem>
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#include <QGraphicsLineItem>
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#include <QSharedPointer>
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#include <Qt>
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#include <new>
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#include "../../tools/drawTools/toolpoint/toolsinglepoint/vtoolpointfromcircleandtangent.h"
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#include "../vgeometry/vgobject.h"
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#include "../vgeometry/vpointf.h"
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#include "../vpatterndb/vcontainer.h"
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#include "../visualization.h"
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#include "visline.h"
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#include "../vwidgets/global.h"
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#include "../vmisc/vmodifierkey.h"
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//---------------------------------------------------------------------------------------------------------------------
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VisToolPointFromCircleAndTangent::VisToolPointFromCircleAndTangent(const VContainer *data, QGraphicsItem *parent)
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: VisLine(data, parent)
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{
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m_cPath = InitItem<QGraphicsEllipseItem>(Qt::darkGreen, this);
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m_point = InitPoint(Color(VColor::MainColor), this);
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m_tangent = InitPoint(Color(VColor::SupportColor), this);
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m_cCenter = InitPoint(Color(VColor::SupportColor), this); //-V656
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m_tangent2 = InitItem<VScaledLine>(Color(VColor::SupportColor), this);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VisToolPointFromCircleAndTangent::RefreshGeometry()
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{
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if (m_pointId > NULL_ID)// tangent point
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{
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const QSharedPointer<VPointF> tan = GetData()->GeometricObject<VPointF>(m_pointId);
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DrawPoint(m_tangent, static_cast<QPointF>(*tan), Color(VColor::SupportColor));
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if (m_centerId > NULL_ID)// circle center
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{
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const QSharedPointer<VPointF> center = GetData()->GeometricObject<VPointF>(m_centerId);
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DrawPoint(m_cCenter, static_cast<QPointF>(*center), Color(VColor::SupportColor));
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if (m_cRadius > 0)
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{
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m_cPath->setRect(PointRect(m_cRadius));
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DrawPoint(m_cPath, static_cast<QPointF>(*center), Qt::darkGreen, Qt::DashLine);
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FindRays(static_cast<QPointF>(*tan), static_cast<QPointF>(*center), m_cRadius);
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QPointF fPoint;
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VToolPointFromCircleAndTangent::FindPoint(static_cast<QPointF>(*tan), static_cast<QPointF>(*center),
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m_cRadius, m_crossPoint, &fPoint);
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DrawPoint(m_point, fPoint, Color(VColor::MainColor));
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}
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else if (GetMode() == Mode::Creation)
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{
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QLineF cursorLine (static_cast<QPointF>(*center), ScenePos());
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qreal len = cursorLine.length();
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m_cPath->setRect(PointRect(len));
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DrawPoint(m_cPath, static_cast<QPointF>(*center), Qt::darkGreen, Qt::DashLine);
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FindRays(static_cast<QPointF>(*tan), static_cast<QPointF>(*center), len);
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QPointF fPoint;
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VToolPointFromCircleAndTangent::FindPoint(static_cast<QPointF>(*tan), static_cast<QPointF>(*center),
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len, m_crossPoint, &fPoint);
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DrawPoint(m_point, fPoint, Color(VColor::MainColor));
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const QString prefix = UnitsToStr(VAbstractValApplication::VApp()->patternUnits(), true);
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SetToolTip(tr("Radius = %1%2; "
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"<b>Mouse click</b> - finish selecting the radius, "
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"<b>%3</b> - skip")
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.arg(NumberToUser(len), prefix, VModifierKey::EnterKey()));
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}
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}
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VisToolPointFromCircleAndTangent::VisualMode(quint32 id)
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{
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m_pointId = id;
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StartVisualMode();
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VisToolPointFromCircleAndTangent::SetCRadius(const QString &value)
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{
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m_cRadius = FindLengthFromUser(value, GetData()->DataVariables());
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VisToolPointFromCircleAndTangent::FindRays(const QPointF &p, const QPointF ¢er, qreal radius)
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{
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QPointF p1, p2;
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const int res = VGObject::ContactPoints (p, center, radius, p1, p2);
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switch(res)
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{
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case 2:
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DrawRay(this, p, p1, Color(VColor::SupportColor), Qt::DashLine);
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DrawRay(m_tangent2, p, p2, Color(VColor::SupportColor), Qt::DashLine);
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break;
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case 1:
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DrawRay(this, p, p1, Color(VColor::SupportColor), Qt::DashLine);
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m_tangent2->setVisible(false);
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break;
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default:
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this->setVisible(false);
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m_tangent2->setVisible(false);
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break;
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}
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}
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