valentina/src/libs/vlayout/vlayoutpiece.cpp

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/************************************************************************
**
** @file vlayoutdetail.cpp
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date 2 1, 2015
**
** @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) 2013-2015 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 "vlayoutpiece.h"
#include <QBrush>
#include <QFlags>
#include <QFont>
#include <QFontMetrics>
#include <QGraphicsPathItem>
#include <QList>
#include <QMatrix>
#include <QMessageLogger>
#include <QPainterPath>
#include <QPoint>
#include <QPolygonF>
#include <QTransform>
#include <Qt>
#include <QtDebug>
#include "../vpatterndb/floatItemData/vpatternlabeldata.h"
#include "../vpatterndb/floatItemData/vpiecelabeldata.h"
#include "../vmisc/vmath.h"
#include "../vmisc/vabstractapplication.h"
#include "../vpatterndb/calculator.h"
#include "vlayoutdef.h"
#include "vlayoutpiece_p.h"
#include "vtextmanager.h"
#include "vgraphicsfillitem.h"
namespace
{
QVector<VLayoutPiecePath> ConvertInternalPaths(const VPiece &piece, const VContainer *pattern)
{
QVector<VLayoutPiecePath> paths;
const QVector<quint32> pathsId = piece.GetInternalPaths();
for (int i = 0; i < pathsId.size(); ++i)
{
const VPiecePath path = pattern->GetPiecePath(pathsId.at(i));
if (path.GetType() == PiecePathType::InternalPath)
{
paths.append(VLayoutPiecePath(path.PathPoints(pattern), path.GetPenType()));
}
}
return paths;
}
}
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//---------------------------------------------------------------------------------------------------------------------
VLayoutPiece::VLayoutPiece()
:VAbstractPiece(), d(new VLayoutPieceData)
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{}
//---------------------------------------------------------------------------------------------------------------------
VLayoutPiece::VLayoutPiece(const VLayoutPiece &detail)
:VAbstractPiece(detail), d(detail.d)
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{}
//---------------------------------------------------------------------------------------------------------------------
VLayoutPiece &VLayoutPiece::operator=(const VLayoutPiece &detail)
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{
if ( &detail == this )
{
return *this;
}
VAbstractPiece::operator=(detail);
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d = detail.d;
return *this;
}
//---------------------------------------------------------------------------------------------------------------------
VLayoutPiece::~VLayoutPiece()
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{}
//---------------------------------------------------------------------------------------------------------------------
VLayoutPiece VLayoutPiece::Create(const VPiece &piece, const VContainer *pattern)
{
VLayoutPiece det;
det.SetCountourPoints(piece.MainPathPoints(pattern));
det.SetSeamAllowancePoints(piece.SeamAllowancePoints(pattern), piece.IsSeamAllowance());
det.SetInternalPaths(ConvertInternalPaths(piece, pattern));
det.SetName(piece.GetName());
const VPieceLabelData& data = piece.GetPatternPieceData();
if (data.IsVisible() == true)
{
det.SetDetail(piece.GetName(), data, qApp->font());
}
const VPatternLabelData& geom = piece.GetPatternInfo();
if (geom.IsVisible() == true)
{
VAbstractPattern* pDoc = qApp->getCurrentDocument();
det.SetPatternInfo(pDoc, geom, qApp->font(), pattern->size(), pattern->height());
}
const VGrainlineData& grainlineGeom = piece.GetGrainlineGeometry();
if (grainlineGeom.IsVisible() == true)
{
det.SetGrainline(grainlineGeom, *pattern);
}
det.SetSAWidth(qApp->toPixel(piece.GetSAWidth()));
det.CreateTextItems();
det.SetForbidFlipping(piece.IsForbidFlipping());
return det;
}
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//---------------------------------------------------------------------------------------------------------------------
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// cppcheck-suppress unusedFunction
QVector<QPointF> VLayoutPiece::GetContourPoints() const
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{
return Map(d->contour);
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}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::SetCountourPoints(const QVector<QPointF> &points)
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{
d->contour = RemoveDublicates(RoundPoints(points), false);
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}
//---------------------------------------------------------------------------------------------------------------------
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// cppcheck-suppress unusedFunction
QVector<QPointF> VLayoutPiece::GetSeamAllowancePoints() const
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{
return Map(d->seamAllowance);
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}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::SetSeamAllowancePoints(const QVector<QPointF> &points, bool seamAllowance)
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{
if (seamAllowance)
{
SetSeamAllowance(seamAllowance);
d->seamAllowance = points;
if (not d->seamAllowance.isEmpty())
{
d->seamAllowance = RemoveDublicates(RoundPoints(d->seamAllowance), false);
}
else
{
qWarning()<<"Seam allowance is empty.";
SetSeamAllowance(false);
}
}
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}
//---------------------------------------------------------------------------------------------------------------------
QVector<QPointF> VLayoutPiece::GetLayoutAllowancePoints() const
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{
return Map(d->layoutAllowance);
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}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::SetDetail(const QString& qsName, const VPieceLabelData& data, const QFont &font)
{
d->detailData = data;
qreal dAng = qDegreesToRadians(data.GetRotation());
QPointF ptCenter(data.GetPos().x() + data.GetLabelWidth()/2, data.GetPos().y() + data.GetLabelHeight()/2);
QPointF ptPos = data.GetPos();
QVector<QPointF> v;
v << ptPos << QPointF(ptPos.x() + data.GetLabelWidth(), ptPos.y())
<< QPointF(ptPos.x() + data.GetLabelWidth(), ptPos.y() + data.GetLabelHeight())
<< QPointF(ptPos.x(), ptPos.y() + data.GetLabelHeight());
for (int i = 0; i < v.count(); ++i)
{
v[i] = RotatePoint(ptCenter, v.at(i), dAng);
}
d->detailLabel = RoundPoints(v);
// generate text
d->m_tmDetail.SetFont(font);
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d->m_tmDetail.SetFontSize(data.GetFontSize());
d->m_tmDetail.Update(qsName, data);
// this will generate the lines of text
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d->m_tmDetail.SetFontSize(data.GetFontSize());
d->m_tmDetail.FitFontSize(data.GetLabelWidth(), data.GetLabelHeight());
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::SetPatternInfo(const VAbstractPattern* pDoc, const VPatternLabelData& geom, const QFont &font,
qreal dSize, qreal dHeight)
{
d->patternGeom = geom;
qreal dAng = qDegreesToRadians(geom.GetRotation());
QPointF ptCenter(geom.GetPos().x() + geom.GetLabelWidth()/2, geom.GetPos().y() + geom.GetLabelHeight()/2);
QPointF ptPos = geom.GetPos();
QVector<QPointF> v;
v << ptPos << QPointF(ptPos.x() + geom.GetLabelWidth(), ptPos.y())
<< QPointF(ptPos.x() + geom.GetLabelWidth(), ptPos.y() + geom.GetLabelHeight())
<< QPointF(ptPos.x(), ptPos.y() + geom.GetLabelHeight());
for (int i = 0; i < v.count(); ++i)
{
v[i] = RotatePoint(ptCenter, v.at(i), dAng);
}
d->patternInfo = RoundPoints(v);
// Generate text
d->m_tmPattern.SetFont(font);
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d->m_tmPattern.SetFontSize(geom.GetFontSize());
d->m_tmPattern.Update(pDoc, dSize, dHeight);
// generate lines of text
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d->m_tmPattern.SetFontSize(geom.GetFontSize());
d->m_tmPattern.FitFontSize(geom.GetLabelWidth(), geom.GetLabelHeight());
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::SetGrainline(const VGrainlineData& geom, const VContainer& rPattern)
{
d->grainlineGeom = geom;
qreal dAng;
qreal dLen;
try
{
Calculator cal1;
dAng = cal1.EvalFormula(rPattern.PlainVariables(), geom.GetRotation());
dAng = qDegreesToRadians(dAng);
Calculator cal2;
dLen = cal2.EvalFormula(rPattern.PlainVariables(), geom.GetLength());
dLen = ToPixel(dLen, *rPattern.GetPatternUnit());
}
catch(qmu::QmuParserError &e)
{
Q_UNUSED(e);
return;
}
QPointF pt1 = geom.GetPos();
QPointF pt2;
pt2.setX(pt1.x() + dLen * qCos(dAng));
pt2.setY(pt1.y() - dLen * qSin(dAng));
QVector<QPointF> v;
QPointF pt;
qreal dArrowLen = ToPixel(0.5, *rPattern.GetPatternUnit());
qreal dArrowAng = M_PI/9;
v << pt1;
if (geom.GetArrowType() != ArrowType::atRear) {
pt.setX(pt1.x() + dArrowLen * qCos(dAng + dArrowAng));
pt.setY(pt1.y() - dArrowLen * qSin(dAng + dArrowAng));
v << pt;
pt.setX(pt1.x() + dArrowLen * qCos(dAng - dArrowAng));
pt.setY(pt1.y() - dArrowLen * qSin(dAng - dArrowAng));
v << pt;
v << pt1;
}
v << pt2;
if (geom.GetArrowType() != ArrowType::atFront)
{
dAng += M_PI;
pt.setX(pt2.x() + dArrowLen * qCos(dAng + dArrowAng));
pt.setY(pt2.y() - dArrowLen * qSin(dAng + dArrowAng));
v << pt;
pt.setX(pt2.x() + dArrowLen * qCos(dAng - dArrowAng));
pt.setY(pt2.y() - dArrowLen * qSin(dAng - dArrowAng));
v << pt;
v << pt2;
}
d->grainlinePoints = RoundPoints(v);
}
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//---------------------------------------------------------------------------------------------------------------------
QTransform VLayoutPiece::GetMatrix() const
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{
return d->matrix;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::SetMatrix(const QTransform &matrix)
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{
d->matrix = matrix;
}
//---------------------------------------------------------------------------------------------------------------------
qreal VLayoutPiece::GetLayoutWidth() const
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{
return d->layoutWidth;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::SetLayoutWidth(const qreal &value)
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{
d->layoutWidth = value;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::Translate(qreal dx, qreal dy)
{
QTransform m;
m.translate(dx, dy);
d->matrix *= m;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::Rotate(const QPointF &originPoint, qreal degrees)
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{
QTransform m;
m.translate(originPoint.x(), originPoint.y());
m.rotate(-degrees);
m.translate(-originPoint.x(), -originPoint.y());
d->matrix *= m;
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}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::Mirror(const QLineF &edge)
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{
if (edge.isNull())
{
return;
}
const QLineF axis = QLineF(edge.x2(), edge.y2(), edge.x2() + 100, edge.y2()); // Ox axis
const qreal angle = edge.angleTo(axis);
const QPointF p2 = edge.p2();
QTransform m;
m.translate(p2.x(), p2.y());
m.rotate(-angle);
m.translate(-p2.x(), -p2.y());
d->matrix *= m;
m.reset();
m.translate(p2.x(), p2.y());
m.scale(m.m11(), m.m22()*-1);
m.translate(-p2.x(), -p2.y());
d->matrix *= m;
m.reset();
m.translate(p2.x(), p2.y());
m.rotate(-(360-angle));
m.translate(-p2.x(), -p2.y());
d->matrix *= m;
d->mirror = !d->mirror;
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}
//---------------------------------------------------------------------------------------------------------------------
int VLayoutPiece::DetailEdgesCount() const
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{
return DetailPath().count();
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}
//---------------------------------------------------------------------------------------------------------------------
int VLayoutPiece::LayoutEdgesCount() const
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{
return d->layoutAllowance.count();
}
//---------------------------------------------------------------------------------------------------------------------
QLineF VLayoutPiece::DetailEdge(int i) const
{
return Edge(DetailPath(), i);
}
//---------------------------------------------------------------------------------------------------------------------
QLineF VLayoutPiece::LayoutEdge(int i) const
{
return Edge(d->layoutAllowance, i);
}
//---------------------------------------------------------------------------------------------------------------------
int VLayoutPiece::DetailEdgeByPoint(const QPointF &p1) const
{
return EdgeByPoint(DetailPath(), p1);
}
//---------------------------------------------------------------------------------------------------------------------
int VLayoutPiece::LayoutEdgeByPoint(const QPointF &p1) const
{
return EdgeByPoint(d->layoutAllowance, p1);
}
//---------------------------------------------------------------------------------------------------------------------
QRectF VLayoutPiece::DetailBoundingRect() const
{
QVector<QPointF> points;
if (IsSeamAllowance())
{
points = GetSeamAllowancePoints();
}
else
{
points = GetContourPoints();
}
points.append(points.first());
return QPolygonF(points).boundingRect();
}
//---------------------------------------------------------------------------------------------------------------------
QRectF VLayoutPiece::LayoutBoundingRect() const
{
QVector<QPointF> points = GetLayoutAllowancePoints();
points.append(points.first());
return QPolygonF(points).boundingRect();
}
//---------------------------------------------------------------------------------------------------------------------
qreal VLayoutPiece::Diagonal() const
{
const QRectF rec = LayoutBoundingRect();
return qSqrt(pow(rec.height(), 2) + pow(rec.width(), 2));
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}
//---------------------------------------------------------------------------------------------------------------------
bool VLayoutPiece::isNull() const
{
if (d->contour.isEmpty() == false && d->layoutWidth > 0)
{
if (IsSeamAllowance() && d->seamAllowance.isEmpty() == false)
{
return false;
}
else
{
return true;
}
}
else
{
return true;
}
}
//---------------------------------------------------------------------------------------------------------------------
qint64 VLayoutPiece::Square() const
{
if (d->layoutAllowance.isEmpty()) //-V807
{
return 0;
}
const qreal res = SumTrapezoids(d->layoutAllowance);
const qint64 sq = qFloor(qAbs(res/2.0));
return sq;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::SetLayoutAllowancePoints()
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{
if (d->layoutWidth > 0)
{
if (IsSeamAllowance())
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{
d->layoutAllowance = Equidistant(PrepareAllowance(GetSeamAllowancePoints()), d->layoutWidth);
if (d->layoutAllowance.isEmpty() == false)
{
#if QT_VERSION < QT_VERSION_CHECK(5, 1, 0)
d->layoutAllowance.remove(d->layoutAllowance.size() - 1);
#else
d->layoutAllowance.removeLast();
#endif
}
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}
else
{
d->layoutAllowance = Equidistant(PrepareAllowance(GetContourPoints()), d->layoutWidth);
if (d->layoutAllowance.isEmpty() == false)
{
#if QT_VERSION < QT_VERSION_CHECK(5, 1, 0)
d->layoutAllowance.remove(d->layoutAllowance.size() - 1);
#else
d->layoutAllowance.removeLast();
#endif
}
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}
}
else
{
d->layoutAllowance.clear();
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}
}
//---------------------------------------------------------------------------------------------------------------------
QVector<VLayoutPiecePath> VLayoutPiece::GetInternalPaths() const
{
return d->m_internalPaths;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::SetInternalPaths(const QVector<VLayoutPiecePath> &internalPaths)
{
d->m_internalPaths = internalPaths;
}
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//---------------------------------------------------------------------------------------------------------------------
QVector<QPointF> VLayoutPiece::Map(const QVector<QPointF> &points) const
{
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QVector<QPointF> p;
for (int i = 0; i < points.size(); ++i)
{
p.append(d->matrix.map(points.at(i)));
}
if (d->mirror)
{
QList<QPointF> list = p.toList();
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for (int k=0, s=list.size(), max=(s/2); k<max; k++)
{
list.swap(k, s-(1+k));
}
p = list.toVector();
}
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return p;
}
//---------------------------------------------------------------------------------------------------------------------
QVector<QPointF> VLayoutPiece::RoundPoints(const QVector<QPointF> &points)
{
QVector<QPointF> p;
for (int i=0; i < points.size(); ++i)
{
p.append(QPointF(qRound(points.at(i).x()), qRound(points.at(i).y())));
}
return p;
}
//---------------------------------------------------------------------------------------------------------------------
QPainterPath VLayoutPiece::ContourPath() const
{
QPainterPath path;
// contour
QVector<QPointF> points = GetContourPoints();
path.moveTo(points.at(0));
for (qint32 i = 1; i < points.count(); ++i)
{
path.lineTo(points.at(i));
}
path.lineTo(points.at(0));
// seam allowance
if (IsSeamAllowance() == true)
{
points = GetSeamAllowancePoints();
if (points.last().toPoint() != points.first().toPoint())
{
points.append(points.at(0));// Should be always closed
}
QPainterPath ekv;
ekv.moveTo(points.at(0));
for (qint32 i = 1; i < points.count(); ++i)
{
ekv.lineTo(points.at(i));
}
path.addPath(ekv);
path.setFillRule(Qt::WindingFill);
}
return path;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::ClearTextItems()
{
d->m_liPP.clear();
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::CreateTextItems()
{
ClearTextItems();
// first add detail texts
if (d->detailLabel.count() > 0)
{
// get the mapped label vertices
QVector<QPointF> points = Map(Mirror(d->detailLabel));
// append the first point to obtain the closed rectangle
points.push_back(points.at(0));
// calculate the angle of rotation
qreal dAng = qAtan2(points.at(1).y() - points.at(0).y(), points.at(1).x() - points.at(0).x());
// calculate the label width and height
qreal dW = GetDistance(points.at(0), points.at(1));
qreal dH = GetDistance(points.at(1), points.at(2));
qreal dY = 0;
qreal dX;
// set up the rotation around top-left corner matrix
QMatrix mat;
mat.translate(points.at(0).x(), points.at(0).y());
mat.rotate(qRadiansToDegrees(dAng));
for (int i = 0; i < d->m_tmDetail.GetSourceLinesCount(); ++i)
{
const TextLine& tl = d->m_tmDetail.GetSourceLine(i);
QFont fnt = d->m_tmDetail.GetFont();
fnt.setPixelSize(d->m_tmDetail.GetFont().pixelSize() + tl.m_iFontSize);
fnt.setWeight(tl.m_eFontWeight);
fnt.setStyle(tl.m_eStyle);
QFontMetrics fm(fnt);
dY += fm.height();
// check if the next line will go out of bounds
if (dY > dH)
{
break;
}
QString qsText = tl.m_qsText;
if (fm.width(qsText) > dW)
{
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qsText = fm.elidedText(qsText, Qt::ElideMiddle, static_cast<int>(dW));
}
// find the correct horizontal offset, depending on the alignment flag
if ((tl.m_eAlign & Qt::AlignLeft) > 0)
{
dX = 0;
}
else if ((tl.m_eAlign & Qt::AlignHCenter) > 0)
{
dX = (dW - fm.width(qsText))/2;
}
else
{
dX = dW - fm.width(qsText);
}
// create text path and add it to the list
QPainterPath path;
path.addText(dX, dY - (fm.height() - fm.ascent())/2, fnt, qsText);
d->m_liPP << mat.map(path);
dY += d->m_tmDetail.GetSpacing();
}
}
// and then add pattern texts
if (d->patternInfo.count() > 0)
{
// similar approach like for the detail label
QVector<QPointF> points = Map(Mirror(d->patternInfo));
points.push_back(points.at(0));
qreal dAng = qAtan2(points.at(1).y() - points.at(0).y(), points.at(1).x() - points.at(0).x());
qreal dW = GetDistance(points.at(0), points.at(1));
qreal dH = GetDistance(points.at(1), points.at(2));
qreal dY = 0;
qreal dX;
QMatrix mat;
mat.translate(points.at(0).x(), points.at(0).y());
mat.rotate(qRadiansToDegrees(dAng));
for (int i = 0; i < d->m_tmPattern.GetSourceLinesCount(); ++i)
{
const TextLine& tl = d->m_tmPattern.GetSourceLine(i);
QFont fnt = d->m_tmPattern.GetFont();
fnt.setPixelSize(d->m_tmPattern.GetFont().pixelSize() + tl.m_iFontSize);
fnt.setWeight(tl.m_eFontWeight);
fnt.setStyle(tl.m_eStyle);
QFontMetrics fm(fnt);
dY += fm.height();
if (dY > dH)
{
break;
}
QString qsText = tl.m_qsText;
if (fm.width(qsText) > dW)
{
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qsText = fm.elidedText(qsText, Qt::ElideMiddle, static_cast<int>(dW));
}
if ((tl.m_eAlign & Qt::AlignLeft) > 0)
{
dX = 0;
}
else if ((tl.m_eAlign & Qt::AlignHCenter) > 0)
{
dX = (dW - fm.width(qsText))/2;
}
else
{
dX = dW - fm.width(qsText);
}
QPainterPath path;
path.addText(dX, dY - (fm.height() - fm.ascent())/2, fnt, qsText);
d->m_liPP << mat.map(path);
dY += d->m_tmPattern.GetSpacing();
}
}
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::CreateInternalPathItem(int i, QGraphicsItem *parent) const
{
SCASSERT(parent != nullptr)
QGraphicsPathItem* item = new QGraphicsPathItem(parent);
item->setPath(d->matrix.map(d->m_internalPaths.at(i).GetPainterPath()));
QPen pen = item->pen();
pen.setStyle(d->m_internalPaths.at(i).PenStyle());
item->setPen(pen);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief CreateTextItem Creates the i-th text item
* @param i index of the requested item
* @param parent parent of this text item. Can't be null.
*/
void VLayoutPiece::CreateTextItem(int i, QGraphicsItem *parent) const
{
SCASSERT(parent != nullptr)
QGraphicsPathItem* item = new QGraphicsPathItem(parent);
QPainterPath path = d->matrix.map(d->m_liPP.at(i));
if (d->mirror == true)
{
QVector<QPointF> points;
if (i < d->m_tmDetail.GetSourceLinesCount())
{
points = Map(Mirror(d->detailLabel));
}
else
{
points = Map(Mirror(d->patternInfo));
}
QPointF ptCenter = (points.at(1) + points.at(3))/2;
qreal dRot = qRadiansToDegrees(qAtan2(points.at(1).y() - points.at(0).y(),
points.at(1).x() - points.at(0).x()));
// we need to move the center back to the origin, rotate it to align it with x axis,
// then mirror it to obtain the proper text direction, rotate it and translate it back to original position.
// The operations must be added in reverse order
QTransform t;
// move the label back to its original position
t.translate(ptCenter.x(), ptCenter.y());
// rotate the label back to original angle
t.rotate(dRot);
// mirror the label horizontally
t.scale(-1, 1);
// rotate the label to normal position
t.rotate(-dRot);
// move the label center into origin
t.translate(-ptCenter.x(), -ptCenter.y());
path = t.map(path);
}
item->setPath(path);
item->setBrush(QBrush(Qt::black));
}
//---------------------------------------------------------------------------------------------------------------------
QPainterPath VLayoutPiece::LayoutAllowancePath() const
{
QPainterPath path;
path.setFillRule(Qt::WindingFill);
const QVector<QPointF> points = GetLayoutAllowancePoints();
path.moveTo(points.at(0));
for (qint32 i = 1; i < points.count(); ++i)
{
path.lineTo(points.at(i));
}
path.lineTo(points.at(0));
return path;
}
//---------------------------------------------------------------------------------------------------------------------
QGraphicsItem *VLayoutPiece::GetItem() const
{
QGraphicsPathItem *item = new QGraphicsPathItem();
item->setPath(ContourPath());
for (int i = 0; i < d->m_internalPaths.count(); ++i)
{
CreateInternalPathItem(i, item);
}
for (int i = 0; i < d->m_liPP.count(); ++i)
{
CreateTextItem(i, item);
}
CreateGrainlineItem(item);
return item;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::CreateGrainlineItem(QGraphicsItem *parent) const
{
SCASSERT(parent != nullptr)
if (d->grainlinePoints.count() < 2)
{
return;
}
VGraphicsFillItem* item = new VGraphicsFillItem(parent);
QPainterPath path;
QVector<QPointF> v = Map(d->grainlinePoints);
path.moveTo(v.at(0));
for (int i = 1; i < v.count(); ++i)
{
path.lineTo(v.at(i));
}
item->setPath(path);
}
//---------------------------------------------------------------------------------------------------------------------
QVector<QPointF> VLayoutPiece::DetailPath() const
{
if (IsSeamAllowance())
{
return d->seamAllowance;
}
else
{
return d->contour;
}
}
//---------------------------------------------------------------------------------------------------------------------
QVector<VSAPoint> VLayoutPiece::PrepareAllowance(const QVector<QPointF> &points)
{
QVector<VSAPoint> allowancePoints;
2017-01-22 12:20:04 +01:00
for(int i = 0; i < points.size(); ++i)
{
allowancePoints.append(VSAPoint(points.at(i)));
}
return allowancePoints;
}
//---------------------------------------------------------------------------------------------------------------------
bool VLayoutPiece::IsMirror() const
{
return d->mirror;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPiece::SetMirror(bool value)
{
d->mirror = value;
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief VLayoutDetail::RotatePoint rotates a point around the center for given angle
* @param ptCenter center around which the point is rotated
* @param pt point, which is rotated around the center
* @param dAng angle of rotation
* @return position of point pt after rotating it around the center for dAng radians
*/
QPointF VLayoutPiece::RotatePoint(const QPointF &ptCenter, const QPointF& pt, qreal dAng)
{
QPointF ptDest;
QPointF ptRel = pt - ptCenter;
ptDest.setX(cos(dAng)*ptRel.x() - sin(dAng)*ptRel.y());
ptDest.setY(sin(dAng)*ptRel.x() + cos(dAng)*ptRel.y());
return ptDest + ptCenter;
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief VLayoutDetail::Mirror if the detail layout is rotated, this method will flip the
* label points over vertical axis, which goes through the center of the label
* @param points list of 4 label vertices
* @return list of flipped points
*/
QVector<QPointF> VLayoutPiece::Mirror(const QVector<QPointF> &points) const
{
// should only call this method with rectangular shapes
Q_ASSERT(points.count() == 4);
if (d->mirror == false)
{
return points;
}
QVector<QPointF> v;
v.resize(4);
v[0] = points.at(2);
v[1] = points.at(3);
v[2] = points.at(0);
v[3] = points.at(1);
return v;
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief VLayoutDetail::GetDistance calculates the Euclidian distance between the points
* @param pt1 first point
* @param pt2 second point
* @return Euclidian distance between the two points
*/
qreal VLayoutPiece::GetDistance(const QPointF &pt1, const QPointF &pt2)
{
const qreal dX = pt1.x() - pt2.x();
const qreal dY = pt1.y() - pt2.y();
return qSqrt(dX*dX + dY*dY);
}
//---------------------------------------------------------------------------------------------------------------------
QLineF VLayoutPiece::Edge(const QVector<QPointF> &path, int i) const
{
if (i < 1 || i > path.count())
{ // Doesn't exist such edge
return QLineF();
}
int i1, i2;
if (i < path.count())
{
i1 = i-1;
i2 = i;
}
else
{
i1 = path.count()-1;
i2 = 0;
}
if (d->mirror)
{
const int oldI1 = i1;
const int size = path.size()-1; //-V807
i1 = size - i2;
i2 = size - oldI1;
return QLineF(d->matrix.map(path.at(i2)), d->matrix.map(path.at(i1)));
}
else
{
return QLineF(d->matrix.map(path.at(i1)), d->matrix.map(path.at(i2)));
}
}
//---------------------------------------------------------------------------------------------------------------------
int VLayoutPiece::EdgeByPoint(const QVector<QPointF> &path, const QPointF &p1) const
{
if (p1.isNull())
{
return 0;
}
if (path.count() < 3)
{
return 0;
}
const QVector<QPointF> points = Map(path);
for (int i=0; i < points.size(); i++)
{
if (points.at(i) == p1)
{
return i+1;
}
}
return 0; // Did not find edge
}