FreeCAD

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/***************************************************************************
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 *   Copyright (c) 2016 WandererFan <wandererfan@gmail.com>                *
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 *                                                                         *
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 *   This file is part of the FreeCAD CAx development system.              *
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 *                                                                         *
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 *   This library is free software; you can redistribute it and/or         *
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 *   modify it under the terms of the GNU Library General Public           *
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 *   License as published by the Free Software Foundation; either          *
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 *   version 2 of the License, or (at your option) any later version.      *
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 *                                                                         *
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 *   This library  is distributed in the hope that it will be useful,      *
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 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
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 *   GNU Library General Public License for more details.                  *
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 *                                                                         *
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 *   You should have received a copy of the GNU Library General Public     *
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 *   License along with this library; see the file COPYING.LIB. If not,    *
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 *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
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 *   Suite 330, Boston, MA  02111-1307, USA                                *
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 *                                                                         *
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 ***************************************************************************/
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#include "PreCompiled.h"
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#ifndef _PreComp_
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# include <cassert>
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# include <QPainter>
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# include <QStyleOptionGraphicsItem>
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#endif
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#include "QGIDecoration.h"
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#include "QGICMark.h"
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#include "PreferencesGui.h"
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#include "ZVALUE.h"
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using namespace TechDrawGui;
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using namespace TechDraw;
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QGIDecoration::QGIDecoration() :
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    m_colCurrent(Qt::black),
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    m_styleCurrent(Qt::SolidLine),
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    m_brushCurrent(Qt::SolidPattern),
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    m_dragState(DECORNODRAG)
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{
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    setCacheMode(QGraphicsItem::NoCache);
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    setAcceptHoverEvents(false);
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    setFlag(QGraphicsItem::ItemIsSelectable, false);
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    setFlag(QGraphicsItem::ItemIsMovable, false);
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    setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
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    setWidth(1.0);
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}
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void QGIDecoration::draw()
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{
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}
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void QGIDecoration::paint ( QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget) {
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    QStyleOptionGraphicsItem myOption(*option);
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    myOption.state &= ~QStyle::State_Selected;
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    QGraphicsItemGroup::paint (painter, &myOption, widget);
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}
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void QGIDecoration::setWidth(double w)
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{
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    m_width = w;
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    m_pen.setWidthF(m_width);
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}
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void QGIDecoration::setStyle(Qt::PenStyle s)
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{
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    m_styleCurrent = s;
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    m_pen.setStyle(m_styleCurrent);
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}
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void QGIDecoration::setColor(QColor c)
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{
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    m_colNormal = c;
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    m_colCurrent = c;
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    m_pen.setColor(m_colCurrent);
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    m_brush.setColor(m_colCurrent);
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}
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QColor QGIDecoration::prefNormalColor()
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{
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    return PreferencesGui::normalQColor();
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}
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QColor QGIDecoration::prefPreColor()
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{
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    return PreferencesGui::preselectQColor();
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}
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QColor QGIDecoration::prefSelectColor()
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{
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    return PreferencesGui::selectQColor();
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}
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QRectF QGIDecoration::boundingRect() const
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{
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    return childrenBoundingRect();
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}
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void QGIDecoration::makeMark(double x, double y)
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{
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    QGICMark* cmItem = new QGICMark(-1);
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    cmItem->setParentItem(this);
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    cmItem->setPos(x, y);
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    cmItem->setThick(2.0);
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    cmItem->setSize(40.0);
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    cmItem->setZValue(ZVALUE::VERTEX);
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}
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void QGIDecoration::makeMark(Base::Vector3d v)
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{
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    makeMark(v.x, v.y);
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}
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void QGIDecoration::mousePressEvent(QGraphicsSceneMouseEvent * event)
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{
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//    Base::Console().Message("QGID::mousePressEvent() - %s\n", getViewName());
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    m_dragState = DECORDRAGSTARTED;
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    QGraphicsItem::mousePressEvent(event);
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}
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void QGIDecoration::mouseMoveEvent(QGraphicsSceneMouseEvent * event)
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{
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    if (m_dragState == DECORDRAGSTARTED) {
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        m_dragState = DECORDRAGGING;
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    }
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    QGraphicsItem::mouseMoveEvent(event);
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}
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void QGIDecoration::mouseReleaseEvent(QGraphicsSceneMouseEvent * event)
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{
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//    Base::Console().Message("QGID::mouseReleaseEvent() - %s\n", getViewName());
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    if (m_dragState == DECORDRAGGING) {
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        onDragFinished();
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    }
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    m_dragState = DECORNODRAG;
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    QGraphicsItem::mouseReleaseEvent(event);
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}
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void QGIDecoration::onDragFinished()
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{
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    //override this
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}
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