valentina/src/app/visualization/visline.cpp

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/************************************************************************
**
** @file visline.cpp
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date 21 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 "visline.h"
#include "../container/vcontainer.h"
#include "../widgets/vapplication.h"
#include "../tools/drawTools/vdrawtool.h"
#include "../container/calculator.h"
//---------------------------------------------------------------------------------------------------------------------
VisLine::VisLine(const VContainer *data, QGraphicsItem *parent)
:QObject(), QGraphicsLineItem(parent), data(data), factor(VDrawTool::factor), scenePos(QPointF()),
mainColor(Qt::red), supportColor(Qt::magenta), lineStyle(Qt::SolidLine), point1Id(0), toolTip(QString())
{
this->setZValue(1);// Show on top real tool
}
//---------------------------------------------------------------------------------------------------------------------
VisLine::~VisLine()
{}
//---------------------------------------------------------------------------------------------------------------------
void VisLine::SetFactor(qreal factor)
{
VApplication::CheckFactor(this->factor, factor);
RefreshGeometry();
}
//---------------------------------------------------------------------------------------------------------------------
void VisLine::setLineStyle(const Qt::PenStyle &value)
{
lineStyle = value;
this->setPen(QPen(mainColor, qApp->toPixel(qApp->widthHairLine())/factor, lineStyle));
}
//---------------------------------------------------------------------------------------------------------------------
void VisLine::MousePos(const QPointF &scenePos)
{
this->scenePos = scenePos;
RefreshGeometry();
if (toolTip.isEmpty() == false)
{
emit ToolTip(toolTip);
}
}
//---------------------------------------------------------------------------------------------------------------------
QRectF VisLine::PointRect()
{
const qreal radius = qApp->toPixel(DefPointRadius/*mm*/, Unit::Mm);
QRectF rec = QRectF(0, 0, radius*2/factor, radius*2/factor);
rec.translate(-rec.center().x(), -rec.center().y());
return rec;
}
//---------------------------------------------------------------------------------------------------------------------
qreal VisLine::FindLength(const QString &expression)
{
qreal length = 0;
if (expression.isEmpty())
{
length = 0;
}
else
{
try
{
// Replace line return with spaces for calc if exist
QString formula = expression;
formula.replace("\n", " ");
formula = qApp->FormulaFromUser(formula);
Calculator *cal = new Calculator(data);
length = cal->EvalFormula(formula);
delete cal;
}
catch (qmu::QmuParserError &e)
{
length = 0;
qDebug() << "\nMath parser error:\n"
<< "--------------------------------------\n"
<< "Message: " << e.GetMsg() << "\n"
<< "Expression: " << e.GetExpr() << "\n"
<< "--------------------------------------";
}
}
return qApp->toPixel(length);
}
2014-07-24 13:31:02 +02:00
//---------------------------------------------------------------------------------------------------------------------
void VisLine::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);
}
//---------------------------------------------------------------------------------------------------------------------
void VisLine::DrawPoint(QGraphicsEllipseItem *point, const QPointF &pos, const QColor &color)
{
SCASSERT (point != nullptr);
point->setPos(pos);
point->setPen(QPen(color, qApp->toPixel(qApp->widthMainLine())/factor));
}
//---------------------------------------------------------------------------------------------------------------------
QLineF VisLine::Line(const QPointF &p1, const qreal &length, const qreal &angle)
{
QLineF line = QLineF();
line.setP1(p1);
line.setLength(length);
line.setAngle(angle);
return line;
}
//---------------------------------------------------------------------------------------------------------------------
QGraphicsEllipseItem *VisLine::InitPoint(const QColor &color)
{
QGraphicsEllipseItem *point = new QGraphicsEllipseItem(this);
point->setZValue(1);
point->setBrush(QBrush(Qt::NoBrush));
point->setPen(QPen(color, qApp->toPixel(qApp->widthMainLine())/factor));
point->setRect(PointRect());
return point;
}
//---------------------------------------------------------------------------------------------------------------------
QGraphicsLineItem *VisLine::InitLine(const QColor &color)
{
QGraphicsLineItem *line = new QGraphicsLineItem(this);
line->setPen(QPen(color, qApp->toPixel(qApp->widthHairLine())/factor));
line->setZValue(1);
line->setFlags(QGraphicsItem::ItemStacksBehindParent);
return line;
}
//---------------------------------------------------------------------------------------------------------------------
void VisLine::setMainColor(const QColor &value)
{
mainColor = value;
this->setPen(QPen(mainColor, qApp->toPixel(qApp->widthHairLine())/factor, lineStyle));
}
//---------------------------------------------------------------------------------------------------------------------
void VisLine::setScenePos(const QPointF &value)
{
scenePos = value;
}
//---------------------------------------------------------------------------------------------------------------------
void VisLine::VisualMode(const quint32 &pointId, const QPointF &scenePos)
{
this->mainColor = Qt::black;
this->point1Id = pointId;
this->scenePos = scenePos;
RefreshGeometry();
}
//---------------------------------------------------------------------------------------------------------------------
void VisLine::setPoint1Id(const quint32 &value)
{
point1Id = value;
}