valentina/src/libs/vtools/tools/drawTools/toolcurve/vabstractspline.cpp

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/************************************************************************
**
** @file vabstractspline.cpp
** @author Roman Telezhynskyi <dismine(at)gmail.com>
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** @date 4 3, 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) 2013-2015 Valentina project
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** <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 "vabstractspline.h"
#include "../vwidgets/vcontrolpointspline.h"
#include <QKeyEvent>
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const QString VAbstractSpline::TagName = QStringLiteral("spline");
//---------------------------------------------------------------------------------------------------------------------
VAbstractSpline::VAbstractSpline(VAbstractPattern *doc, VContainer *data, quint32 id, QGraphicsItem *parent)
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:VDrawTool(doc, data, id), QGraphicsPathItem(parent), controlPoints(QVector<VControlPointSpline *>()),
sceneType(SceneObject::Unknown), isHovered(false), detailsMode(false)
{}
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//---------------------------------------------------------------------------------------------------------------------
VAbstractSpline::~VAbstractSpline()
{}
//---------------------------------------------------------------------------------------------------------------------
void VAbstractSpline::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
/* From question on StackOverflow
* https://stackoverflow.com/questions/10985028/how-to-remove-border-around-qgraphicsitem-when-selected
*
* There's no interface to disable the drawing of the selection border for the build-in QGraphicsItems. The only way
* I can think of is derive your own items from the build-in ones and override the paint() function:*/
QStyleOptionGraphicsItem myOption(*option);
myOption.state &= ~QStyle::State_Selected;
QGraphicsPathItem::paint(painter, &myOption, widget);
}
//---------------------------------------------------------------------------------------------------------------------
QString VAbstractSpline::getTagName() const
{
return VAbstractSpline::TagName;
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief FullUpdateFromFile update tool data form file.
*/
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void VAbstractSpline::FullUpdateFromFile()
{
ReadAttributes();
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RefreshGeometry();
}
//---------------------------------------------------------------------------------------------------------------------
void VAbstractSpline::Disable(bool disable, const QString &namePP)
{
enabled = !CorrectDisable(disable, namePP);
this->setEnabled(enabled);
this->setPen(QPen(CorrectColor(lineColor),
qApp->toPixel(WidthHairLine(*VAbstractTool::data.GetPatternUnit()))/factor, Qt::SolidLine,
Qt::RoundCap));
emit setEnabledPoint(enabled);
}
//---------------------------------------------------------------------------------------------------------------------
void VAbstractSpline::DetailsMode(bool mode)
{
detailsMode = mode;
RefreshGeometry();
ShowHandles(detailsMode);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief ShowTool highlight tool.
* @param id object id in container
* @param enable enable or disable highlight.
*/
void VAbstractSpline::ShowTool(quint32 id, bool enable)
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{
ShowItem(this, id, enable);
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}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief SetFactor set current scale factor of scene.
* @param factor scene scale factor.
*/
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void VAbstractSpline::SetFactor(qreal factor)
{
VDrawTool::SetFactor(factor);
RefreshGeometry();
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief hoverEnterEvent handle hover enter events.
* @param event hover enter event.
*/
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// cppcheck-suppress unusedFunction
void VAbstractSpline::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
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{
Q_UNUSED(event);
this->setPen(QPen(CorrectColor(lineColor),
qApp->toPixel(WidthMainLine(*VAbstractTool::data.GetPatternUnit()))/factor, Qt::SolidLine,
Qt::RoundCap));
this->setPath(ToolPath(PathDirection::Show));
isHovered = true;
QGraphicsPathItem::hoverEnterEvent(event);
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}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief hoverLeaveEvent handle hover leave events.
* @param event hover leave event.
*/
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// cppcheck-suppress unusedFunction
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void VAbstractSpline::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
{
Q_UNUSED(event);
this->setPen(QPen(CorrectColor(lineColor),
qApp->toPixel(WidthHairLine(*VAbstractTool::data.GetPatternUnit()))/factor));
if (detailsMode)
{
this->setPath(ToolPath(PathDirection::Show));
}
else
{
this->setPath(ToolPath());
}
isHovered = false;
QGraphicsPathItem::hoverLeaveEvent(event);
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}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief itemChange hadle item change.
* @param change change.
* @param value value.
* @return value.
*/
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QVariant VAbstractSpline::itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value)
{
if (change == QGraphicsItem::ItemSelectedChange)
{
if (value == true)
{
// do stuff if selected
this->setFocus();
}
else
{
// do stuff if not selected
}
}
return QGraphicsItem::itemChange(change, value);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief keyReleaseEvent handle key release events.
* @param event key release event.
*/
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void VAbstractSpline::keyReleaseEvent(QKeyEvent *event)
{
switch (event->key())
{
case Qt::Key_Delete:
try
{
DeleteTool();
}
catch(const VExceptionToolWasDeleted &e)
{
Q_UNUSED(e);
return;//Leave this method immediately!!!
}
break;
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default:
break;
}
QGraphicsItem::keyReleaseEvent ( event );
}
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//---------------------------------------------------------------------------------------------------------------------
/**
* @brief mousePressEvent handle mouse press events.
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* @param event mouse release event.
*/
void VAbstractSpline::mousePressEvent(QGraphicsSceneMouseEvent *event)
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{
if (event->button() == Qt::LeftButton)
{
emit ChoosedTool(id, sceneType);
}
QGraphicsPathItem::mousePressEvent(event);
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}
//---------------------------------------------------------------------------------------------------------------------
QPainterPath VAbstractSpline::ToolPath(PathDirection direction) const
{
const QSharedPointer<VAbstractCurve> curve = VAbstractTool::data.GeometricObject<VAbstractCurve>(id);
QPainterPath path;
path.addPath(curve->GetPath(direction));
path.setFillRule( Qt::WindingFill );
return path;
}
//---------------------------------------------------------------------------------------------------------------------
void VAbstractSpline::ReadToolAttributes(const QDomElement &domElement)
{
lineColor = doc->GetParametrString(domElement, AttrColor, ColorBlack);
}
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//---------------------------------------------------------------------------------------------------------------------
void VAbstractSpline::SaveOptions(QDomElement &tag, QSharedPointer<VGObject> &obj)
{
VDrawTool::SaveOptions(tag, obj);
doc->SetAttribute(tag, AttrColor, lineColor);
}
//---------------------------------------------------------------------------------------------------------------------
void VAbstractSpline::ShowHandles(bool show)
{
for (int i = 0; i < controlPoints.size(); ++i)
{
controlPoints.at(i)->setVisible(show);
}
}
//---------------------------------------------------------------------------------------------------------------------
void VAbstractSpline::setEnabled(bool enabled)
{
QGraphicsPathItem::setEnabled(enabled);
if (enabled)
{
setPen(QPen(QColor(lineColor),
qApp->toPixel(WidthHairLine(*VAbstractTool::data.GetPatternUnit()))/factor));
}
else
{
setPen(QPen(Qt::gray,
qApp->toPixel(WidthHairLine(*VAbstractTool::data.GetPatternUnit()))/factor));
}
}