valentina/src/libs/vtools/dialogs/tools/dialogcubicbezierpath.cpp
Roman Telezhynskyi f8ca985ad7 Fix a crash. ref #984.
--HG--
branch : develop
2019-11-07 18:07:07 +02:00

353 lines
12 KiB
C++

/************************************************************************
**
** @file dialogcubicbezierpath.cpp
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date 18 3, 2016
**
** @brief
** @copyright
** This source code is part of the Valentina project, a pattern making
** program, whose allow create and modeling patterns of clothing.
** Copyright (C) 2016 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 "dialogcubicbezierpath.h"
#include <QColor>
#include <QComboBox>
#include <QDialogButtonBox>
#include <QFont>
#include <QLabel>
#include <QLineEdit>
#include <QListWidget>
#include <QListWidgetItem>
#include <QPointer>
#include <QPushButton>
#include <QSharedPointer>
#include <QVariant>
#include <QVector>
#include <Qt>
#include <new>
#include "../../tools/vabstracttool.h"
#include "../../visualization/path/vistoolcubicbezierpath.h"
#include "../../visualization/visualization.h"
#include "../ifc/ifcdef.h"
#include "../vmisc/vabstractapplication.h"
#include "../vmisc/vmath.h"
#include "../vpatterndb/vcontainer.h"
#include "../vwidgets/vabstractmainwindow.h"
#include "dialogtool.h"
#include "ui_dialogcubicbezierpath.h"
class QWidget;
//---------------------------------------------------------------------------------------------------------------------
DialogCubicBezierPath::DialogCubicBezierPath(const VContainer *data, quint32 toolId, QWidget *parent)
: DialogTool(data, toolId, parent),
ui(new Ui::DialogCubicBezierPath),
path(),
newDuplicate(-1),
flagError(false)
{
ui->setupUi(this);
InitOkCancelApply(ui);
bOk->setEnabled(false);
FillComboBoxPoints(ui->comboBoxPoint);
FillComboBoxLineColors(ui->comboBoxColor);
FillComboBoxTypeLine(ui->comboBoxPenStyle, CurvePenStylesPics());
ui->doubleSpinBoxApproximationScale->setMaximum(maxCurveApproximationScale);
connect(ui->listWidget, &QListWidget::currentRowChanged, this, &DialogCubicBezierPath::PointChanged);
connect(ui->comboBoxPoint, QOverload<int>::of(&QComboBox::currentIndexChanged),
this, &DialogCubicBezierPath::currentPointChanged);
vis = new VisToolCubicBezierPath(data);
}
//---------------------------------------------------------------------------------------------------------------------
DialogCubicBezierPath::~DialogCubicBezierPath()
{
delete ui;
}
//---------------------------------------------------------------------------------------------------------------------
VCubicBezierPath DialogCubicBezierPath::GetPath() const
{
return path;
}
//---------------------------------------------------------------------------------------------------------------------
void DialogCubicBezierPath::SetPath(const VCubicBezierPath &value)
{
this->path = value;
ui->listWidget->blockSignals(true);
ui->listWidget->clear();
for (qint32 i = 0; i < path.CountPoints(); ++i)
{
NewItem(path.at(i));
}
ui->listWidget->setFocus(Qt::OtherFocusReason);
ui->lineEditSplPathName->setText(qApp->TrVars()->VarToUser(path.name()));
ui->doubleSpinBoxApproximationScale->setValue(path.GetApproximationScale());
ChangeCurrentData(ui->comboBoxPenStyle, path.GetPenStyle());
ChangeCurrentData(ui->comboBoxColor, path.GetColor());
auto visPath = qobject_cast<VisToolCubicBezierPath *>(vis);
SCASSERT(visPath != nullptr)
visPath->setPath(path);
ui->listWidget->blockSignals(false);
if (ui->listWidget->count() > 0)
{
ui->listWidget->setCurrentRow(0);
}
}
//---------------------------------------------------------------------------------------------------------------------
void DialogCubicBezierPath::ChosenObject(quint32 id, const SceneObject &type)
{
if (type == SceneObject::Point)
{
if (AllPathBackboneIds().contains(id))
{
return;
}
const auto point = data->GeometricObject<VPointF>(id);
NewItem(*point);
SavePath();
auto visPath = qobject_cast<VisToolCubicBezierPath *>(vis);
SCASSERT(visPath != nullptr)
visPath->setPath(path);
if (path.CountPoints() == 1)
{
visPath->VisualMode(NULL_ID);
VAbstractMainWindow *window = qobject_cast<VAbstractMainWindow *>(qApp->getMainWindow());
SCASSERT(window != nullptr)
connect(visPath, &VisToolCubicBezierPath::ToolTip, window, &VAbstractMainWindow::ShowToolTip);
}
else
{
visPath->RefreshGeometry();
}
}
}
//---------------------------------------------------------------------------------------------------------------------
void DialogCubicBezierPath::ShowDialog(bool click)
{
if (click == false)
{
const int size = path.CountPoints();
if (size >= 7)
{
if (size - VCubicBezierPath::SubSplPointsCount(path.CountSubSpl()) == 0)
{// Accept only if all subpaths are completed
emit ToolTip(QString());
if (not data->IsUnique(path.name()))
{
path.SetDuplicate(DNumber(path.name()));
}
DialogAccepted();
}
}
}
}
//---------------------------------------------------------------------------------------------------------------------
void DialogCubicBezierPath::ShowVisualization()
{
AddVisualization<VisToolCubicBezierPath>();
}
//---------------------------------------------------------------------------------------------------------------------
void DialogCubicBezierPath::SaveData()
{
const quint32 d = path.GetDuplicate();//Save previous value
SavePath();
newDuplicate <= -1 ? path.SetDuplicate(d) : path.SetDuplicate(static_cast<quint32>(newDuplicate));
path.SetPenStyle(GetComboBoxCurrentData(ui->comboBoxPenStyle, TypeLineLine));
path.SetColor(GetComboBoxCurrentData(ui->comboBoxColor, ColorBlack));
path.SetApproximationScale(ui->doubleSpinBoxApproximationScale->value());
auto visPath = qobject_cast<VisToolCubicBezierPath *>(vis);
SCASSERT(visPath != nullptr)
visPath->setPath(path);
visPath->SetMode(Mode::Show);
visPath->RefreshGeometry();
}
//---------------------------------------------------------------------------------------------------------------------
void DialogCubicBezierPath::PointChanged(int row)
{
if (ui->listWidget->count() == 0)
{
return;
}
const auto p = qvariant_cast<VPointF>(ui->listWidget->item(row)->data(Qt::UserRole));
DataPoint(p);
}
//---------------------------------------------------------------------------------------------------------------------
void DialogCubicBezierPath::currentPointChanged(int index)
{
const quint32 id = qvariant_cast<quint32>(ui->comboBoxPoint->itemData(index));
QColor color;
try
{
QListWidgetItem *item = ui->listWidget->item( ui->listWidget->currentRow() );
const auto point = data->GeometricObject<VPointF>(id);
DataPoint(*point);
item->setData(Qt::UserRole, QVariant::fromValue(*point));
if (not IsPathValid())
{
flagError = false;
color = errorColor;
ui->lineEditSplPathName->setText(tr("Invalid spline path"));
}
else
{
flagError = true;
color = OkColor(this);
auto first = qvariant_cast<VPointF>(ui->listWidget->item(0)->data(Qt::UserRole));
auto last = qvariant_cast<VPointF>(ui->listWidget->item(ui->listWidget->count()-1)->data(Qt::UserRole));
if (first.id() == path.at(0).id() && last.id() == path.at(path.CountPoints()-1).id())
{
newDuplicate = -1;
ui->lineEditSplPathName->setText(qApp->TrVars()->VarToUser(path.name()));
}
else
{
VCubicBezierPath newPath = ExtractPath();
if (not data->IsUnique(newPath.name()))
{
newDuplicate = static_cast<qint32>(DNumber(newPath.name()));
newPath.SetDuplicate(static_cast<quint32>(newDuplicate));
}
ui->lineEditSplPathName->setText(qApp->TrVars()->VarToUser(newPath.name()));
}
}
}
catch (const VExceptionBadId &)
{
flagError = false;
color = errorColor;
ui->lineEditSplPathName->setText(tr("Cannot find point with id %1").arg(id));
}
ChangeColor(ui->labelName, color);
ChangeColor(ui->labelPoint, color);
CheckState();
}
//---------------------------------------------------------------------------------------------------------------------
void DialogCubicBezierPath::NewItem(const VPointF &point)
{
auto* item = new QListWidgetItem(point.name());
item->setFont(NodeFont(item->font()));
item->setData(Qt::UserRole, QVariant::fromValue(point));
ui->listWidget->addItem(item);
ui->listWidget->setCurrentItem(item);
if (ui->listWidget->count() >= 7)
{
bOk = ui->buttonBox->button(QDialogButtonBox::Ok);
bOk->setEnabled(true);
}
DataPoint(point);
}
//---------------------------------------------------------------------------------------------------------------------
void DialogCubicBezierPath::DataPoint(const VPointF &p)
{
ui->comboBoxPoint->blockSignals(true);
ChangeCurrentData(ui->comboBoxPoint, p.id());
ui->comboBoxPoint->blockSignals(false);
}
//---------------------------------------------------------------------------------------------------------------------
void DialogCubicBezierPath::SavePath()
{
path.Clear();
path = ExtractPath();
}
//---------------------------------------------------------------------------------------------------------------------
QSet<quint32> DialogCubicBezierPath::AllPathBackboneIds() const
{
QVector<quint32> points;
for (qint32 i = 0; i < ui->listWidget->count(); ++i)
{
points.append(qvariant_cast<VPointF>(ui->listWidget->item(i)->data(Qt::UserRole)).id());
}
QSet<quint32> ids;
const qint32 count = VCubicBezierPath::CountSubSpl(points.size());// Count subpaths
for (qint32 i = 1; i <= count; ++i)
{
const qint32 base = VCubicBezierPath::SubSplOffset(i);
ids.insert(points.at(base));// The first subpath's point
ids.insert(points.at(base + 3));// The last subpath's point
}
return ids;
}
//---------------------------------------------------------------------------------------------------------------------
bool DialogCubicBezierPath::IsPathValid() const
{
if (path.CountPoints() < 7)
{
return false;
}
return (AllPathBackboneIds().size() == path.CountSubSpl() + 1);
}
//---------------------------------------------------------------------------------------------------------------------
VCubicBezierPath DialogCubicBezierPath::ExtractPath() const
{
QVector<VPointF> points;
for (qint32 i = 0; i < ui->listWidget->count(); ++i)
{
points.append(qvariant_cast<VPointF>(ui->listWidget->item(i)->data(Qt::UserRole)));
}
return VCubicBezierPath(points);
}