valentina/src/app/tools/drawTools/vabstractspline.cpp
2014-08-30 22:58:31 +03:00

220 lines
7.7 KiB
C++

/************************************************************************
**
** @file vabstractspline.cpp
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @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 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 "vabstractspline.h"
#include <QKeyEvent>
const QString VAbstractSpline::TagName = QStringLiteral("spline");
//---------------------------------------------------------------------------------------------------------------------
VAbstractSpline::VAbstractSpline(VPattern *doc, VContainer *data, quint32 id, QGraphicsItem *parent)
:VDrawTool(doc, data, id), QGraphicsPathItem(parent), controlPoints(QVector<VControlPointSpline *>()),
sceneType(SceneObject::Unknown), isHovered(false)
{
ignoreFullUpdate = true;
}
//---------------------------------------------------------------------------------------------------------------------
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.
*/
void VAbstractSpline::FullUpdateFromFile()
{
RefreshGeometry();
}
//---------------------------------------------------------------------------------------------------------------------
void VAbstractSpline::Disable(bool disable)
{
DisableItem(this, disable);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief ChangedActivDraw disable or enable context menu after change active pattern peace.
* @param newName new name active pattern peace.
*/
void VAbstractSpline::ChangedActivDraw(const QString &newName)
{
bool selectable = false;
if (nameActivDraw == newName)
{
selectable = true;
currentColor = Qt::black;
}
else
{
selectable = false;
currentColor = Qt::gray;
}
this->setPen(QPen(currentColor, qApp->toPixel(qApp->widthHairLine())/factor));
this->setFlag(QGraphicsItem::ItemIsSelectable, selectable);
this->setAcceptHoverEvents (selectable);
emit setEnabledPoint(selectable);
VDrawTool::ChangedActivDraw(newName);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief ShowTool highlight tool.
* @param id object id in container
* @param color highlight color.
* @param enable enable or disable highlight.
*/
void VAbstractSpline::ShowTool(quint32 id, Qt::GlobalColor color, bool enable)
{
ShowItem(this, id, color, enable);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief SetFactor set current scale factor of scene.
* @param factor scene scale factor.
*/
void VAbstractSpline::SetFactor(qreal factor)
{
VDrawTool::SetFactor(factor);
RefreshGeometry();
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief hoverEnterEvent handle hover enter events.
* @param event hover enter event.
*/
// cppcheck-suppress unusedFunction
void VAbstractSpline::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
{
Q_UNUSED(event);
this->setPen(QPen(currentColor, qApp->toPixel(qApp->widthMainLine())/factor, Qt::SolidLine, Qt::RoundCap));
this->setPath(ToolPath(PathDirection::Show));
isHovered = true;
QGraphicsPathItem::hoverEnterEvent(event);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief hoverLeaveEvent handle hover leave events.
* @param event hover leave event.
*/
// cppcheck-suppress unusedFunction
void VAbstractSpline::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
{
Q_UNUSED(event);
this->setPen(QPen(currentColor, qApp->toPixel(qApp->widthHairLine())/factor));
this->setPath(ToolPath());
isHovered = false;
QGraphicsPathItem::hoverLeaveEvent(event);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief itemChange hadle item change.
* @param change change.
* @param value value.
* @return value.
*/
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.
*/
void VAbstractSpline::keyReleaseEvent(QKeyEvent *event)
{
switch (event->key())
{
case Qt::Key_Delete:
DeleteTool(this);
break;
default:
break;
}
QGraphicsItem::keyReleaseEvent ( event );
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief mouseReleaseEvent handle mouse release events.
* @param event mouse release event.
*/
void VAbstractSpline::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
if (event->button() == Qt::LeftButton)
{
emit ChoosedTool(id, sceneType);
}
QGraphicsItem::mouseReleaseEvent(event);
}
//---------------------------------------------------------------------------------------------------------------------
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;
}