valentina/src/app/visualization/vistoolalongline.cpp

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/************************************************************************
**
** @file vistoolalongline.cpp
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date 24 7, 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 "vistoolalongline.h"
#include "../container/vcontainer.h"
#include "../geometry/vpointf.h"
#include "../widgets/vapplication.h"
//---------------------------------------------------------------------------------------------------------------------
VisToolAlongLine::VisToolAlongLine(const VContainer *data, QGraphicsItem *parent)
: VisLine(data, parent), point2Id(0), point(nullptr), lineP1(nullptr), lineP2(nullptr), line(nullptr), length(0)
{
this->mainColor = Qt::red;
this->setZValue(2);// Show on top real tool
lineP1 = InitPoint(supportColor);
lineP2 = InitPoint(supportColor);
line = new QGraphicsLineItem(this);
line->setVisible(false);
line->setPen(QPen(supportColor, qApp->toPixel(qApp->widthHairLine())/factor));
line->setZValue(1);
line->setFlags(QGraphicsItem::ItemStacksBehindParent);
point = InitPoint(mainColor);
}
//---------------------------------------------------------------------------------------------------------------------
VisToolAlongLine::~VisToolAlongLine()
{}
//---------------------------------------------------------------------------------------------------------------------
void VisToolAlongLine::setPoint2Id(const quint32 &value)
{
point2Id = value;
}
//---------------------------------------------------------------------------------------------------------------------
void VisToolAlongLine::setLength(const QString &expression)
{
length = FindLength(expression);
}
//---------------------------------------------------------------------------------------------------------------------
QGraphicsEllipseItem *VisToolAlongLine::InitPoint(const QColor &color)
{
QGraphicsEllipseItem *point = new QGraphicsEllipseItem(this);
point->setVisible(false);
point->setZValue(1);
point->setBrush(QBrush(Qt::NoBrush));
point->setPen(QPen(color, qApp->toPixel(qApp->widthMainLine())/factor));
point->setRect(PointRect());
return point;
}
//---------------------------------------------------------------------------------------------------------------------
void VisToolAlongLine::DrawLine(QGraphicsLineItem *lineItem, const QLineF &line, const QColor &color,
Qt::PenStyle style)
{
SCASSERT (lineItem != nullptr);
lineItem->setPen(QPen(color, qApp->toPixel(qApp->widthHairLine())/factor, style));
lineItem->setLine(line);
lineItem->setVisible(true);
}
//---------------------------------------------------------------------------------------------------------------------
void VisToolAlongLine::DrawPoint(QGraphicsEllipseItem *point, const QPointF &pos, const QColor &color)
{
SCASSERT (point != nullptr);
point->setPos(pos);
point->setVisible(true);
point->setPen(QPen(color, qApp->toPixel(qApp->widthMainLine())/factor));
}
//---------------------------------------------------------------------------------------------------------------------
void VisToolAlongLine::RefreshGeometry()
{
if (point1Id > 0)
{
const VPointF *first = data->GeometricObject<const VPointF *>(point1Id);
DrawPoint(lineP1, first->toQPointF(), supportColor);
if (point2Id <= 0)
{
DrawLine(line, QLineF(first->toQPointF(), scenePos), supportColor);
}
if (point2Id > 0)
{
const VPointF *second = data->GeometricObject<const VPointF *>(point2Id);
DrawPoint(lineP2, second->toQPointF(), supportColor);
DrawLine(line, QLineF(first->toQPointF(), second->toQPointF()), supportColor);
if (qFuzzyCompare(1 + length, 1 + 0) == false)
{
QLineF mainLine = QLineF();
mainLine.setP1(first->toQPointF());
mainLine.setAngle(line->line().angle());
mainLine.setLength(length);
DrawLine(this, mainLine, mainColor, lineStyle);
DrawPoint(point, mainLine.p2(), mainColor);
}
}
}
}