valentina_old/src/libs/vlayout/vlayoutpaper.cpp
Roman Telezhynskyi e3d6b32aec Do not use "volatile" to sync threads.
--HG--
branch : develop
2017-02-22 14:04:47 +02:00

382 lines
12 KiB
C++

/************************************************************************
**
** @file vlayoutpaper.cpp
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date 7 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 "vlayoutpaper.h"
#include <QBrush>
#include <QCoreApplication>
#include <QGraphicsRectItem>
#include <QGraphicsScene>
#include <QList>
#include <QPen>
#include <QPointF>
#include <QRect>
#include <QRectF>
#include <QThread>
#include <QThreadPool>
#include <QVector>
#include <Qt>
#include <QtAlgorithms>
#include "vbestsquare.h"
#include "vcontour.h"
#include "vlayoutpiece.h"
#include "vlayoutpaper_p.h"
#include "vposition.h"
//---------------------------------------------------------------------------------------------------------------------
VLayoutPaper::VLayoutPaper()
:d(new VLayoutPaperData)
{}
//---------------------------------------------------------------------------------------------------------------------
VLayoutPaper::VLayoutPaper(int height, int width)
:d(new VLayoutPaperData(height, width))
{}
//---------------------------------------------------------------------------------------------------------------------
VLayoutPaper::VLayoutPaper(const VLayoutPaper &paper)
:d (paper.d)
{}
//---------------------------------------------------------------------------------------------------------------------
VLayoutPaper &VLayoutPaper::operator=(const VLayoutPaper &paper)
{
if ( &paper == this )
{
return *this;
}
d = paper.d;
return *this;
}
//---------------------------------------------------------------------------------------------------------------------
VLayoutPaper::~VLayoutPaper()
{}
//---------------------------------------------------------------------------------------------------------------------
int VLayoutPaper::GetHeight() const
{
return d->globalContour.GetHeight();
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPaper::SetHeight(int height)
{
d->globalContour.SetHeight(height);
}
//---------------------------------------------------------------------------------------------------------------------
int VLayoutPaper::GetWidth() const
{
return d->globalContour.GetWidth();
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPaper::SetWidth(int width)
{
d->globalContour.SetWidth(width);
}
//---------------------------------------------------------------------------------------------------------------------
qreal VLayoutPaper::GetLayoutWidth() const
{
return d->layoutWidth;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPaper::SetLayoutWidth(qreal width)
{
if (width >= 0)
{
d->layoutWidth = width;
}
}
//---------------------------------------------------------------------------------------------------------------------
quint32 VLayoutPaper::GetShift() const
{
return d->globalContour.GetShift();
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPaper::SetShift(quint32 shift)
{
d->globalContour.SetShift(shift);
}
//---------------------------------------------------------------------------------------------------------------------
bool VLayoutPaper::GetRotate() const
{
return d->globalRotate;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPaper::SetRotate(bool value)
{
d->globalRotate = value;
d->localRotate = d->globalRotate;
}
//---------------------------------------------------------------------------------------------------------------------
int VLayoutPaper::GetRotationIncrease() const
{
return d->globalRotationIncrease;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPaper::SetRotationIncrease(int value)
{
d->globalRotationIncrease = value;
if ((d->globalRotationIncrease >= 1
&& d->globalRotationIncrease <= 180
&& 360 % d->globalRotationIncrease == 0) == false)
{
d->globalRotationIncrease = 180;
}
d->localRotationIncrease = d->globalRotationIncrease;
}
//---------------------------------------------------------------------------------------------------------------------
bool VLayoutPaper::IsSaveLength() const
{
return d->saveLength;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPaper::SetSaveLength(bool value)
{
d->saveLength = value;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPaper::SetPaperIndex(quint32 index)
{
d->paperIndex = index;
}
//---------------------------------------------------------------------------------------------------------------------
bool VLayoutPaper::ArrangeDetail(const VLayoutPiece &detail, std::atomic_bool &stop)
{
// First need set size of paper
if (d->globalContour.GetHeight() <= 0 || d->globalContour.GetWidth() <= 0)
{
return false;
}
if (detail.LayoutEdgesCount() < 3 || detail.DetailEdgesCount() < 3)
{
return false;//Not enough edges
}
if (detail.IsForbidFlipping() && not d->globalRotate)
{ // Compensate forbidden flipping by rotating. 180 degree will be enough.
d->localRotate = true;
d->localRotationIncrease = 180;
}
else
{ // Return to global values if was changed
d->localRotate = d->globalRotate;
d->localRotationIncrease = d->globalRotationIncrease;
}
d->frame = 0;
return AddToSheet(detail, stop);
}
//---------------------------------------------------------------------------------------------------------------------
int VLayoutPaper::Count() const
{
return d->details.count();
}
//---------------------------------------------------------------------------------------------------------------------
bool VLayoutPaper::AddToSheet(const VLayoutPiece &detail, std::atomic_bool &stop)
{
VBestSquare bestResult(d->globalContour.GetSize(), d->saveLength);
QThreadPool *thread_pool = QThreadPool::globalInstance();
thread_pool->setExpiryTimeout(1000);
QVector<VPosition *> threads;
int detailEdgesCount = 0;
if (d->globalContour.GetContour().isEmpty())
{
detailEdgesCount = detail.DetailEdgesCount();
}
else
{
detailEdgesCount = detail.LayoutEdgesCount();
}
for (int j=1; j <= d->globalContour.GlobalEdgesCount(); ++j)
{
for (int i=1; i<= detailEdgesCount; ++i)
{
VPosition *thread = new VPosition(d->globalContour, j, detail, i, &stop, d->localRotate,
d->localRotationIncrease,
d->saveLength);
//Info for debug
#ifdef LAYOUT_DEBUG
thread->setPaperIndex(d->paperIndex);
thread->setFrame(d->frame);
thread->setDetailsCount(d->details.count());
thread->setDetails(d->details);
#endif
thread->setAutoDelete(false);
threads.append(thread);
thread_pool->start(thread);
d->frame = d->frame + 3 + static_cast<quint32>(360/d->localRotationIncrease*2);
}
}
// Wait for done
do
{
QCoreApplication::processEvents();
QThread::msleep(250);
}
while(thread_pool->activeThreadCount() > 0 && not stop.load());
if (stop.load())
{
qDeleteAll(threads.begin(), threads.end());
threads.clear();
return false;
}
for (int i=0; i < threads.size(); ++i)
{
bestResult.NewResult(threads.at(i)->getBestResult());
}
qDeleteAll(threads.begin(), threads.end());
threads.clear();
return SaveResult(bestResult, detail);
}
//---------------------------------------------------------------------------------------------------------------------
bool VLayoutPaper::SaveResult(const VBestSquare &bestResult, const VLayoutPiece &detail)
{
if (bestResult.ValidResult())
{
VLayoutPiece workDetail = detail;
workDetail.SetMatrix(bestResult.Matrix());// Don't forget set matrix
workDetail.SetMirror(bestResult.Mirror());
const QVector<QPointF> newGContour = d->globalContour.UniteWithContour(workDetail, bestResult.GContourEdge(),
bestResult.DetailEdge(),
bestResult.Type());
if (newGContour.isEmpty())
{
return false;
}
d->details.append(workDetail);
d->globalContour.SetContour(newGContour);
#ifdef LAYOUT_DEBUG
# ifdef SHOW_BEST
VPosition::DrawDebug(d->globalContour, workDetail, UINT_MAX, d->paperIndex, d->details.count(), d->details);
# endif
#endif
}
return bestResult.ValidResult(); // Do we have the best result?
}
//---------------------------------------------------------------------------------------------------------------------
QGraphicsRectItem *VLayoutPaper::GetPaperItem(bool autoCrop) const
{
QGraphicsRectItem *paper;
if (autoCrop)
{
QScopedPointer<QGraphicsScene> scene(new QGraphicsScene());
QList<QGraphicsItem *> list = GetItemDetails();
for (int i=0; i < list.size(); ++i)
{
scene->addItem(list.at(i));
}
const int height = scene->itemsBoundingRect().toRect().height();
if (d->globalContour.GetHeight() > height) //-V807
{
paper = new QGraphicsRectItem(QRectF(0, 0, d->globalContour.GetWidth(), height));
}
else
{
paper = new QGraphicsRectItem(QRectF(0, 0, d->globalContour.GetWidth(), d->globalContour.GetHeight()));
}
}
else
{
paper = new QGraphicsRectItem(QRectF(0, 0, d->globalContour.GetWidth(), d->globalContour.GetHeight()));
}
paper->setPen(QPen(Qt::black, 1));
paper->setBrush(QBrush(Qt::white));
return paper;
}
//---------------------------------------------------------------------------------------------------------------------
QList<QGraphicsItem *> VLayoutPaper::GetItemDetails() const
{
QList<QGraphicsItem *> list;
for (int i=0; i < d->details.count(); ++i)
{
list.append(d->details.at(i).GetItem());
}
return list;
}
//---------------------------------------------------------------------------------------------------------------------
QVector<VLayoutPiece> VLayoutPaper::GetDetails() const
{
return d->details;
}
//---------------------------------------------------------------------------------------------------------------------
void VLayoutPaper::SetDetails(const QList<VLayoutPiece> &details)
{
d->details = details.toVector();
}
//---------------------------------------------------------------------------------------------------------------------
QRectF VLayoutPaper::DetailsBoundingRect() const
{
QRectF rec;
for (int i=0; i < d->details.count(); ++i)
{
rec = rec.united(d->details.at(i).DetailBoundingRect());
}
return rec;
}