valentina/src/app/visualization/vistoollineintersectaxis.cpp
2014-10-24 17:16:31 +03:00

143 lines
5.9 KiB
C++

/************************************************************************
**
** @file vislineintersectaxis.cpp
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date 19 10, 2014
**
** @brief
** @copyright
** This source code is part of the Valentine project, a pattern making
** program, whose allow create and modeling patterns of clothing.
** Copyright (C) 2014 Valentina project
** <https://bitbucket.org/dismine/valentina> All Rights Reserved.
**
** Valentina is free software: you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation, either version 3 of the License, or
** (at your option) any later version.
**
** Valentina is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with Valentina. If not, see <http://www.gnu.org/licenses/>.
**
*************************************************************************/
#include "vistoollineintersectaxis.h"
#include "../container/vcontainer.h"
#include "../geometry/vpointf.h"
#include "../tools/drawTools/vtoollineintersectaxis.h"
//---------------------------------------------------------------------------------------------------------------------
VisToolLineIntersectAxis::VisToolLineIntersectAxis(const VContainer *data, QGraphicsItem *parent)
: VisLine(data, parent), point2Id(NULL_ID), axisPointId(NULL_ID), angle(-1), point(nullptr), lineP1(nullptr),
lineP2(nullptr), basePoint(nullptr), baseLine(nullptr), axisLine(nullptr), line_intersection(nullptr)
{
this->mainColor = Qt::red;
lineP1 = InitPoint(supportColor, this);
lineP2 = InitPoint(supportColor, this);
basePoint = InitPoint(supportColor, this);
baseLine = InitItem<QGraphicsLineItem>(supportColor, this);
axisLine = InitItem<QGraphicsLineItem>(supportColor, this);
line_intersection = InitItem<QGraphicsLineItem>(supportColor, this);
point = InitPoint(mainColor, this);
}
//---------------------------------------------------------------------------------------------------------------------
VisToolLineIntersectAxis::~VisToolLineIntersectAxis()
{}
//---------------------------------------------------------------------------------------------------------------------
void VisToolLineIntersectAxis::RefreshGeometry()
{
if (point1Id > NULL_ID)
{
const QSharedPointer<VPointF> first = Visualization::data->GeometricObject<VPointF>(point1Id);
DrawPoint(lineP1, first->toQPointF(), supportColor);
if (point2Id <= NULL_ID)
{
DrawLine(baseLine, QLineF(first->toQPointF(), Visualization::scenePos), supportColor);
}
else
{
const QSharedPointer<VPointF> second = Visualization::data->GeometricObject<VPointF>(point2Id);
DrawPoint(lineP2, second->toQPointF(), supportColor);
const QLineF base_line(first->toQPointF(), second->toQPointF());
DrawLine(baseLine, base_line, supportColor);
if (axisPointId > NULL_ID)
{
QLineF axis;
const QSharedPointer<VPointF> third = Visualization::data->GeometricObject<VPointF>(axisPointId);
if (qFuzzyCompare(angle, -1))
{
axis = Axis(third->toQPointF(), Visualization::scenePos);
}
else
{
axis = Axis(third->toQPointF(), angle);
}
DrawPoint(basePoint, third->toQPointF(), mainColor);
DrawLine(axisLine, axis, supportColor, Qt::DashLine);
QPointF p = VToolLineIntersectAxis::FindPoint(axis, base_line);
QLineF axis_line(third->toQPointF(), p);
DrawLine(this, axis_line, mainColor, lineStyle);
DrawPoint(point, p, mainColor);
ShowIntersection(axis_line, base_line);
Visualization::toolTip = QString(tr("<b>Intersection line and axis</b>: angle = %1°; <b>Shift</b> - "
"sticking angle, <b>Enter</b> - finish creation"))
.arg(this->line().angle());
}
}
}
}
//---------------------------------------------------------------------------------------------------------------------
QString VisToolLineIntersectAxis::Angle() const
{
return QString("%1").arg(this->line().angle());
}
//---------------------------------------------------------------------------------------------------------------------
void VisToolLineIntersectAxis::setAngle(const QString &expression)
{
angle = FindVal(expression);
}
//---------------------------------------------------------------------------------------------------------------------
void VisToolLineIntersectAxis::setPoint2Id(const quint32 &value)
{
point2Id = value;
}
//---------------------------------------------------------------------------------------------------------------------
void VisToolLineIntersectAxis::setAxisPointId(const quint32 &value)
{
axisPointId = value;
}
//---------------------------------------------------------------------------------------------------------------------
void VisToolLineIntersectAxis::ShowIntersection(const QLineF &axis_line, const QLineF &base_line)
{
QPointF p;
QLineF::IntersectType intersect = axis_line.intersect(base_line, &p);
if (intersect == QLineF::UnboundedIntersection)
{
line_intersection->setVisible(true);
DrawLine(line_intersection, QLineF(base_line.p1(), axis_line.p2()), supportColor, Qt::DashLine);
}
else if (intersect == QLineF::BoundedIntersection || intersect == QLineF::NoIntersection)
{
line_intersection->setVisible(false);
}
}