valentina/src/app/tools/drawTools/vtoolpoint.cpp
Roman Telezhynskyi 9a898a7c99 Refactoring.
--HG--
branch : develop
2015-05-28 15:36:26 +03:00

372 lines
14 KiB
C++

/************************************************************************
**
** @file vtoolpoint.cpp
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date November 15, 2013
**
** @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 "vtoolpoint.h"
#include "../../utils/logging.h"
#include "../../libs/vgeometry/vpointf.h"
#include "../../visualization/vgraphicssimpletextitem.h"
#include "../../undocommands/movelabel.h"
#include <QKeyEvent>
Q_LOGGING_CATEGORY(vToolPoint, "v.toolPoint")
const QString VToolPoint::TagName = QStringLiteral("point");
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief VToolPoint constructor.
* @param doc dom document container.
* @param data container with variables.
* @param id object id in container.
* @param parent parent object.
*/
VToolPoint::VToolPoint(VPattern *doc, VContainer *data, quint32 id, QGraphicsItem *parent)
:VDrawTool(doc, data, id), QGraphicsEllipseItem(parent), radius(DefPointRadius), namePoint(nullptr),
lineName(nullptr)
{
radius = qApp->toPixel(DefPointRadius/*mm*/, Unit::Mm);
namePoint = new VGraphicsSimpleTextItem(this);
connect(namePoint, &VGraphicsSimpleTextItem::ShowContextMenu, this, &VToolPoint::contextMenuEvent);
connect(namePoint, &VGraphicsSimpleTextItem::DeleteTool, this, &VToolPoint::DeleteFromLabel);
connect(namePoint, &VGraphicsSimpleTextItem::PointChoosed, this, &VToolPoint::PointChoosed);
lineName = new QGraphicsLineItem(this);
connect(namePoint, &VGraphicsSimpleTextItem::NameChangePosition, this, &VToolPoint::NameChangePosition);
this->setBrush(QBrush(Qt::NoBrush));
this->setFlag(QGraphicsItem::ItemIsSelectable, true);
this->setFlag(QGraphicsItem::ItemIsFocusable, true);
this->setAcceptHoverEvents(true);
RefreshPointGeometry(*VAbstractTool::data.GeometricObject<VPointF>(id));
}
//---------------------------------------------------------------------------------------------------------------------
VToolPoint::~VToolPoint()
{}
//---------------------------------------------------------------------------------------------------------------------
void VToolPoint::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;
QGraphicsEllipseItem::paint(painter, &myOption, widget);
}
//---------------------------------------------------------------------------------------------------------------------
QString VToolPoint::name() const
{
try
{
return VAbstractTool::data.GeometricObject<VPointF>(id)->name();
}
catch (const VExceptionBadId &e)
{
qCDebug(vToolPoint, "Error! Couldn't get point name. %s %s", e.ErrorMessage().toUtf8().constData(),
e.DetailedInformation().toUtf8().constData());
return QString("");// Return empty string for property browser
}
}
//---------------------------------------------------------------------------------------------------------------------
void VToolPoint::setName(const QString &name)
{
// Don't know if need check name here.
QSharedPointer<VGObject> obj = VAbstractTool::data.GetGObject(id);
obj->setName(name);
SaveOption(obj);
}
//---------------------------------------------------------------------------------------------------------------------
QString VToolPoint::getTagName() const
{
return VToolPoint::TagName;
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief NameChangePosition handle change posion point label.
* @param pos new position.
*/
void VToolPoint::NameChangePosition(const QPointF &pos)
{
VPointF *point = new VPointF(*VAbstractTool::data.GeometricObject<VPointF>(id));
QPointF p = pos - this->pos();
point->setMx(p.x());
point->setMy(p.y());
RefreshLine();
UpdateNamePosition(point->mx(), point->my());
VAbstractTool::data.UpdateGObject(id, point);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief UpdateNamePosition save new position label to the pattern file.
* @param mx label bias x axis.
* @param my label bias y axis.
*/
void VToolPoint::UpdateNamePosition(qreal mx, qreal my)
{
MoveLabel *moveLabel = new MoveLabel(doc, mx, my, id, this->scene());
connect(moveLabel, &MoveLabel::NeedLiteParsing, doc, &VPattern::LiteParseTree);
qApp->getUndoStack()->push(moveLabel);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief ShowTool highlight tool.
* @param id object id in container.
* @param enable enable or disable highlight.
*/
void VToolPoint::ShowTool(quint32 id, bool enable)
{
ShowItem(this, id, enable);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief SetFactor set current scale factor of scene.
* @param factor scene scale factor.
*/
void VToolPoint::SetFactor(qreal factor)
{
VDrawTool::SetFactor(factor);
RefreshPointGeometry(*VAbstractTool::data.GeometricObject<VPointF>(id));
}
//---------------------------------------------------------------------------------------------------------------------
void VToolPoint::Disable(bool disable, const QString &namePP)
{
enabled = !CorrectDisable(disable, namePP);
this->setEnabled(enabled);
namePoint->setEnabled(enabled);
}
//---------------------------------------------------------------------------------------------------------------------
void VToolPoint::DeleteFromLabel()
{
DeleteTool(); //Leave this method immediately after call!!!
}
//---------------------------------------------------------------------------------------------------------------------
void VToolPoint::EnableToolMove(bool move)
{
namePoint->setFlag(QGraphicsItem::ItemIsMovable, move);
}
//---------------------------------------------------------------------------------------------------------------------
void VToolPoint::PointChoosed()
{
emit ChoosedTool(id, SceneObject::Point);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief FullUpdateFromFile update tool data form file.
*/
void VToolPoint::FullUpdateFromFile()
{
ReadAttributes();
RefreshPointGeometry(*VAbstractTool::data.GeometricObject<VPointF>(id));
SetVisualization();
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief mouseReleaseEvent handle mouse release events.
* @param event mouse release event.
*/
void VToolPoint::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
if (event->button() == Qt::LeftButton)
{
PointChoosed();
}
QGraphicsEllipseItem::mouseReleaseEvent(event);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief hoverEnterEvent handle hover enter events.
* @param event hover enter event.
*/
void VToolPoint::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
{
Q_UNUSED(event);
this->setPen(QPen(CorrectColor(baseColor), qApp->toPixel(qApp->widthMainLine())/factor));
QGraphicsEllipseItem::hoverEnterEvent(event);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief hoverLeaveEvent handle hover leave events.
* @param event hover leave event.
*/
void VToolPoint::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
{
Q_UNUSED(event);
this->setPen(QPen(CorrectColor(baseColor), qApp->toPixel(qApp->widthHairLine())/factor));
QGraphicsEllipseItem::hoverLeaveEvent(event);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief RefreshPointGeometry refresh point on scene.
* @param point point.
*/
void VToolPoint::RefreshPointGeometry(const VPointF &point)
{
this->setFlag(QGraphicsItem::ItemSendsGeometryChanges, false);
this->setPen(QPen(CorrectColor(baseColor), qApp->toPixel(qApp->widthHairLine())/factor));
QRectF rec = QRectF(0, 0, radius*2, radius*2);
rec.translate(-rec.center().x(), -rec.center().y());
this->setRect(rec);
this->setPos(point.toQPointF());
this->setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
namePoint->blockSignals(true);
QFont font = namePoint->font();
font.setPointSize(static_cast<qint32>(namePoint->FontSize()/factor));
namePoint->setFont(font);
namePoint->setText(point.name());
namePoint->setPos(QPointF(point.mx(), point.my()));
namePoint->blockSignals(false);
RefreshLine();
this->setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief RefreshLine refresh line to label on scene.
*/
void VToolPoint::RefreshLine()
{
QRectF nRec = namePoint->sceneBoundingRect();
nRec.translate(- scenePos());
if (this->rect().intersects(nRec) == false)
{
QRectF nameRec = namePoint->sceneBoundingRect();
QPointF p1, p2;
VGObject::LineIntersectCircle(QPointF(), radius, QLineF(QPointF(), nameRec.center() - scenePos()), p1, p2);
QPointF pRec = VGObject::LineIntersectRect(nameRec, QLineF(scenePos(), nameRec.center()));
lineName->setLine(QLineF(p1, pRec - scenePos()));
lineName->setPen(QPen(CorrectColor(Qt::black), qApp->toPixel(qApp->widthHairLine())/factor));
if (QLineF(p1, pRec - scenePos()).length() <= qApp->toPixel(4, Unit::Mm))
{
lineName->setVisible(false);
}
else
{
lineName->setVisible(true);
}
}
else
{
lineName->setVisible(false);
}
}
//---------------------------------------------------------------------------------------------------------------------
/**
* @brief itemChange hadle item change.
* @param change change.
* @param value value.
* @return value.
*/
QVariant VToolPoint::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 VToolPoint::keyReleaseEvent(QKeyEvent *event)
{
switch (event->key())
{
case Qt::Key_Delete:
DeleteTool();
return; //Leave this method immediately after call!!!
default:
break;
}
QGraphicsEllipseItem::keyReleaseEvent ( event );
}
//---------------------------------------------------------------------------------------------------------------------
void VToolPoint::contextMenuEvent(QGraphicsSceneContextMenuEvent *event)
{
Q_UNUSED(event)
}
//---------------------------------------------------------------------------------------------------------------------
void VToolPoint::SaveOptions(QDomElement &tag, QSharedPointer<VGObject> &obj)
{
VDrawTool::SaveOptions(tag, obj);
QSharedPointer<VPointF> point = qSharedPointerDynamicCast<VPointF>(obj);
SCASSERT(point.isNull() == false);
doc->SetAttribute(tag, AttrName, point->name());
doc->SetAttribute(tag, AttrMx, qApp->fromPixel(point->mx()));
doc->SetAttribute(tag, AttrMy, qApp->fromPixel(point->my()));
}
//---------------------------------------------------------------------------------------------------------------------
void VToolPoint::setEnabled(bool enabled)
{
QGraphicsEllipseItem::setEnabled(enabled);
if (enabled)
{
setPen(QPen(QColor(baseColor), qApp->toPixel(qApp->widthHairLine())/factor));
}
else
{
setPen(QPen(Qt::gray, qApp->toPixel(qApp->widthHairLine())/factor));
}
}