584 lines
18 KiB
C++
584 lines
18 KiB
C++
/***************************************************************************
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* Copyright (c) 2019 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 <cmath>
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# include <QGraphicsScene>
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# include <QGraphicsSceneMouseEvent>
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# include <QPainter>
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# include <QPainterPath>
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# include <QVector2D>
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#endif
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#include <Base/Console.h>
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#include <Mod/TechDraw/App/ArrowPropEnum.h>
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#include <Mod/TechDraw/App/DrawLeaderLine.h>
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#include <Mod/TechDraw/App/DrawUtil.h>
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#include <Mod/TechDraw/App/LineGroup.h>
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#include "QGILeaderLine.h"
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#include "PreferencesGui.h"
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#include "QGEPath.h"
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#include "QGIArrow.h"
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#include "QGIPrimPath.h"
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#include "Rez.h"
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#include "ViewProviderLeader.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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//**************************************************************
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QGILeaderLine::QGILeaderLine() :
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m_parentItem(nullptr),
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m_lineColor(Qt::black),
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m_lineStyle(Qt::SolidLine),
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m_hasHover(false),
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m_saveX(0.0),
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m_saveY(0.0),
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m_blockDraw(false)
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{
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setHandlesChildEvents(false);
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setAcceptHoverEvents(true);
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setFlag(QGraphicsItem::ItemIsSelectable, true);
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setFlag(QGraphicsItem::ItemIsMovable, false);
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setFlag(QGraphicsItem::ItemSendsScenePositionChanges, false);
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setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
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setCacheMode(QGraphicsItem::NoCache);
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m_line = new QGIPrimPath();
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addToGroup(m_line);
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m_line->setFlag(QGraphicsItem::ItemIsSelectable, false);
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m_line->setAcceptHoverEvents(false);
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m_line->setPos(0.0, 0.0);
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m_editPath = new QGEPath(this);
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addToGroup(m_editPath);
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m_editPath->setPos(0.0, 0.0);
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m_editPath->setFlag(QGraphicsItem::ItemIsSelectable, false);
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m_editPath->setFlag(QGraphicsItem::ItemIsMovable, false);
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setFlag(QGraphicsItem::ItemSendsScenePositionChanges, false);
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m_editPath->setZValue(ZVALUE::DIMENSION);
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m_editPath->hide();
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m_arrow1 = new QGIArrow();
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addToGroup(m_arrow1);
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m_arrow1->setPos(0.0, 0.0);
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m_arrow1->hide();
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m_arrow2 = new QGIArrow();
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addToGroup(m_arrow2);
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m_arrow2->setPos(0.0, 0.0);
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m_arrow2->hide();
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setZValue(ZVALUE::DIMENSION);
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QObject::connect(
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m_editPath, SIGNAL(pointsUpdated(QPointF, std::vector<QPointF>)),
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this , SLOT (onLineEditFinished(QPointF, std::vector<QPointF>))
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);
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}
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void QGILeaderLine::setLeaderFeature(TechDraw::DrawLeaderLine* feat)
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{
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// Base::Console().Message("QGILL::setLeaderFeature()\n");
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setViewFeature(static_cast<TechDraw::DrawView *>(feat));
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float x = Rez::guiX(feat->X.getValue());
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float y = Rez::guiX(-feat->Y.getValue());
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setPos(x, y);
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setNormalColorAll();
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setPrettyNormal();
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updateView();
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}
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QVariant QGILeaderLine::itemChange(GraphicsItemChange change, const QVariant &value)
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{
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// Base::Console().Message("QGILL::itemChange(%d)\n", change);
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if (change == ItemSelectedHasChanged && scene()) {
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if(isSelected()) {
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setPrettySel();
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} else {
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setPrettyNormal();
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}
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draw();
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} else if(change == ItemSceneChange && scene()) {
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// nothing special!
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}
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return QGIView::itemChange(change, value);
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}
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//QGILL isn't draggable so skip QGIV::mousePress have event
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void QGILeaderLine::mousePressEvent(QGraphicsSceneMouseEvent * event)
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{
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// Base::Console().Message("QGILL::mousePressEvent() - %s\n", getViewName());
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QGraphicsItem::mousePressEvent(event);
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}
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//QGILL isn't draggable so skip QGIV::mouseRelease
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void QGILeaderLine::mouseReleaseEvent(QGraphicsSceneMouseEvent * event)
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{
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// Base::Console().Message("QGILL::mouseReleaseEvent() - %s\n", getViewName());
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QGraphicsItem::mouseReleaseEvent(event);
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}
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void QGILeaderLine::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
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{
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// Base::Console().Message("QGILL::hoverEnter() - selected; %d\n", isSelected());
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m_hasHover = true;
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if (!isSelected()) {
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setPrettyPre();
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}
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QGIView::hoverEnterEvent(event);
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}
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void QGILeaderLine::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
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{
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// Base::Console().Message("QGILL::hoverLeave() - selected; %d\n", isSelected());
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m_hasHover = false;
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if(!isSelected()) {
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setPrettyNormal();
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}
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QGIView::hoverLeaveEvent(event);
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}
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void QGILeaderLine::onSourceChange(TechDraw::DrawView* newParent)
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{
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// Base::Console().Message("QGILL::onSoureChange(%s)\n", newParent->getNameInDocument());
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std::string parentName = newParent->getNameInDocument();
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QGIView* qgiParent = getQGIVByName(parentName);
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if (qgiParent) {
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m_parentItem = qgiParent;
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setParentItem(m_parentItem);
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draw();
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} else {
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Base::Console().Warning("QGILL::onSourceChange - new parent %s has no QGIView\n", parentName.c_str());
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}
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}
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void QGILeaderLine::setNormalColorAll()
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{
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// Base::Console().Message("QGILL::setNormalColorAll - normal color: %s\n", qPrintable(getNormalColor().name()));
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m_line->setNormalColor(getNormalColor());
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m_editPath->setNormalColor(getNormalColor());
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m_arrow1->setNormalColor(getNormalColor());
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m_arrow1->setFillColor(getNormalColor());
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m_arrow2->setNormalColor(getNormalColor());
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m_arrow2->setFillColor(getNormalColor());
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}
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void QGILeaderLine::setPrettyNormal() {
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// Base::Console().Message("QGILL::setPrettyNormal()\n");
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m_line->setPrettyNormal();
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m_arrow1->setPrettyNormal();
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m_arrow2->setPrettyNormal();
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}
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void QGILeaderLine::setPrettyPre() {
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// Base::Console().Message("QGILL::setPrettyPre()\n");
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m_line->setPrettyPre();
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m_arrow1->setPrettyPre();
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m_arrow2->setPrettyPre();
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}
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void QGILeaderLine::setPrettySel() {
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// Base::Console().Message("QGILL::setPrettySel()\n");
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m_line->setPrettySel();
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m_arrow1->setPrettySel();
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m_arrow2->setPrettySel();
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}
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void QGILeaderLine::closeEdit()
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{
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// Base::Console().Message("QGIL::closeEdit()\n");
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if (m_editPath) {
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m_editPath->onEndEdit(); //tell QEPath that edit session ended
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}
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}
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//signaled from QEPath
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void QGILeaderLine::onLineEditFinished(QPointF tipDisplace, std::vector<QPointF> points)
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{
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// Base::Console().Message("QGILL::onLineEditFinished(%s, %d)\n",
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// TechDraw::DrawUtil::formatVector(tipDisplace).c_str(),
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// points.size());
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m_blockDraw = true;
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auto featLeader = getFeature();
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if (!featLeader)
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return;
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double baseScale = featLeader->getBaseScale();
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if ( !(TechDraw::DrawUtil::fpCompare(tipDisplace.x(), 0.0) &&
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TechDraw::DrawUtil::fpCompare(tipDisplace.y(), 0.0)) ) {
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//tip was moved. need to change AttachPoint
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QPointF oldAttach = getAttachFromFeature();
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QPointF newAttach = oldAttach + (tipDisplace / baseScale);
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featLeader->setPosition(Rez::appX(newAttach.x()),
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Rez::appX(- newAttach.y()),
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true);
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}
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std::vector<Base::Vector3d> waypoints;
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for (auto& p: points) {
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QPointF moved = p - tipDisplace;
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Base::Vector3d v(moved.x(), moved.y(), 0.0);
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waypoints.push_back(v);
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}
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waypoints.at(0) = Base::Vector3d(0.0, 0.0, 0.0);
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featLeader->WayPoints.setValues(waypoints);
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if (featLeader->AutoHorizontal.getValue()) {
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featLeader->adjustLastSegment();
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}
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Q_EMIT editComplete(); //tell task editing is complete
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m_blockDraw = false;
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m_editPath->hide();
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draw();
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}
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void QGILeaderLine::startPathEdit()
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{
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saveState();
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auto featLeader( dynamic_cast<TechDraw::DrawLeaderLine*>(getViewObject()) );
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if (!featLeader)
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return;
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double scale = featLeader->getScale();
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m_editPath->setScale(scale);
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m_editPath->inEdit(true);
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m_editPath->show();
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m_editPath->startPathEdit(getWayPointsFromFeature());
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}
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void QGILeaderLine::saveState()
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{
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// Base::Console().Message("QGILL::saveState()\n");
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auto featLeader = getFeature();
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if (featLeader) {
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m_savePoints = featLeader->WayPoints.getValues();
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m_saveX = featLeader->X.getValue();
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m_saveY = featLeader->Y.getValue();
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}
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}
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void QGILeaderLine::restoreState()
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{
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// Base::Console().Message("QGILL::restoreState()\n");
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auto featLeader = getFeature();
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if (featLeader) {
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featLeader->WayPoints.setValues(m_savePoints);
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featLeader->X.setValue(m_saveX);
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featLeader->Y.setValue(m_saveY);
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featLeader->recomputeFeature();
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}
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}
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//******************************************************************************
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void QGILeaderLine::updateView(bool update)
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{
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// Base::Console().Message("QGIL::updateView() %s\n", getViewObject()->getNameInDocument());
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Q_UNUSED(update);
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auto featLeader( dynamic_cast<TechDraw::DrawLeaderLine*>(getViewObject()) );
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if (!featLeader) {
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Base::Console().Warning("QGILL::updateView - no feature!\n");
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return;
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}
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auto vp = static_cast<ViewProviderLeader*>(getViewProvider(getViewObject()));
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if (!vp)
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return;
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draw();
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}
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void QGILeaderLine::draw()
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{
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// Base::Console().Message("QGILL::draw()- %s\n", getViewObject()->getNameInDocument());
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if (m_blockDraw)
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return;
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if (!isVisible())
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return;
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TechDraw::DrawLeaderLine* featLeader = getFeature();
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if (!featLeader)
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return;
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auto vp = static_cast<ViewProviderLeader*>(getViewProvider(getViewObject()));
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if (!vp)
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return;
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double scale = 1.0;
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TechDraw::DrawView* parent = featLeader->getBaseView();
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if (parent)
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scale = parent->getScale();
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if (m_editPath->inEdit())
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return;
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//********
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if (featLeader->isLocked())
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setFlag(QGraphicsItem::ItemIsMovable, false);
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else
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setFlag(QGraphicsItem::ItemIsMovable, true);
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m_lineStyle = static_cast<Qt::PenStyle>(vp->LineStyle.getValue());
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double baseScale = featLeader->getBaseScale();
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double x = Rez::guiX(featLeader->X.getValue());
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double y = - Rez::guiX(featLeader->Y.getValue());
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QPointF aPoint(x, y);
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aPoint *= baseScale;
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setPos(aPoint);
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m_line->setFillStyle(Qt::NoBrush);
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m_line->setStyle(m_lineStyle);
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m_line->setWidth(getLineWidth());
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m_line->setPos(0, 0); //make m_line coords == leader coords
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std::vector<QPointF> qPoints = getWayPointsFromFeature();
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if (featLeader->Scalable.getValue()) {
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for (auto& p : qPoints) {
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p = p * scale;
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}
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}
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setNormalColorAll();
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m_line->setPath(makeLeaderPath(qPoints));
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setArrows(qPoints);
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if (isSelected()) {
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setPrettySel();
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} else if (m_hasHover) {
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setPrettyPre();
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} else {
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setPrettyNormal();
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}
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update(boundingRect());
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}
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QPainterPath QGILeaderLine::makeLeaderPath(std::vector<QPointF> qPoints)
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{
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// Base::Console().Message("QGILeaderLine::makeLeaderPath()\n");
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QPainterPath result;
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DrawLeaderLine* featLeader = getFeature();
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if (!featLeader) {
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Base::Console().Message("QGILL::makeLeaderPath - featLeader is nullptr\n");
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return result;
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}
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QPointF startAdjVec(0.0, 0.0);
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double startAdjLength(0.0);
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QPointF endAdjVec(0.0, 0.0);
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double endAdjLength(0.0);
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if (qPoints.size() > 1) {
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//make path adjustment to hide leaderline ends behind arrowheads
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if (featLeader->StartSymbol.getValue() != ArrowType::NONE) {
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startAdjLength = QGIArrow::getOverlapAdjust(featLeader->StartSymbol.getValue(),
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QGIArrow::getPrefArrowSize());
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}
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if (featLeader->EndSymbol.getValue() != ArrowType::NONE) {
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endAdjLength = QGIArrow::getOverlapAdjust(featLeader->EndSymbol.getValue(),
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QGIArrow::getPrefArrowSize());
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}
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//get adjustment directions
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startAdjVec = qPoints.at(1) - qPoints.front();
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endAdjVec = (*(qPoints.end() - 2))- qPoints.back();
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//get adjustment vectors
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QVector2D startTemp(startAdjVec);
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QVector2D endTemp(endAdjVec);
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startTemp.normalize();
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endTemp.normalize();
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startAdjVec = startTemp.toPointF() * startAdjLength;
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endAdjVec = endTemp.toPointF() * endAdjLength;
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qPoints.front() += startAdjVec;
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qPoints.back() += endAdjVec;
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result.moveTo(qPoints.front());
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for (int i = 1; i < (int)qPoints.size(); i++) {
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result.lineTo(qPoints.at(i));
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}
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}
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return result;
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}
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QPointF QGILeaderLine::getAttachFromFeature()
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{
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// Base::Console().Message("QGILL::getAttachFromFeature()\n");
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QPointF result;
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TechDraw::DrawLeaderLine* featLeader = getFeature();
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if((!featLeader) ) {
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Base::Console().Message("QGIL::getAttachFromLeader - no feature\n");
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return result;
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}
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double x = Rez::guiX(featLeader->X.getValue());
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double y = - Rez::guiX(featLeader->Y.getValue());
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result = QPointF(x, y);
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return result;
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}
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std::vector<QPointF> QGILeaderLine::getWayPointsFromFeature()
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{
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std::vector<QPointF> qPoints;
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DrawLeaderLine* featLeader = getFeature();
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if (!featLeader) {
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Base::Console().Message("QGILL::getWayPointsFromFeature - featLeader is nullptr\n");
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return qPoints;
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}
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std::vector<Base::Vector3d> vPoints = featLeader->WayPoints.getValues();
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for (auto& d: vPoints) {
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QPointF temp(d.x, d.y);
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qPoints.push_back(temp);
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}
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if (qPoints.empty()) {
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Base::Console().Warning("QGILeaderLine::getWayPointsFromFeature - no points\n");
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}
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return qPoints;
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}
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void QGILeaderLine::setArrows(std::vector<QPointF> pathPoints)
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{
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// Base::Console().Message("QGILL::setArrows()\n");
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Base::Vector3d stdX(1.0, 0.0, 0.0);
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TechDraw::DrawLeaderLine* featLeader = getFeature();
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QPointF lastOffset = (pathPoints.back() - pathPoints.front());
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if (featLeader->StartSymbol.getValue() != ArrowType::NONE) {
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m_arrow1->setStyle(featLeader->StartSymbol.getValue());
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m_arrow1->setWidth(getLineWidth());
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// TODO: variable size arrow heads
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m_arrow1->setSize(QGIArrow::getPrefArrowSize());
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m_arrow1->setDirMode(true);
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m_arrow1->setDirection(stdX);
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if (pathPoints.size() > 1) {
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auto it = pathPoints.begin();
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QPointF s = (*it);
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QPointF e = (*(it + 1));
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QPointF qsVec = s - e;
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Base::Vector3d sVec(qsVec.x(), qsVec.y(), 0.0);
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m_arrow1->setDirection(sVec);
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m_arrow1->setPos(0.0, 0.0);
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}
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m_arrow1->draw();
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m_arrow1->show();
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} else {
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m_arrow1->hide();
|
|
}
|
|
|
|
if (featLeader->EndSymbol.getValue() != ArrowType::NONE) {
|
|
m_arrow2->setStyle(featLeader->EndSymbol.getValue());
|
|
m_arrow2->setWidth(getLineWidth());
|
|
m_arrow2->setDirMode(true);
|
|
m_arrow2->setDirection(-stdX);
|
|
if (pathPoints.size() > 1) {
|
|
auto itr = pathPoints.rbegin();
|
|
QPointF s = (*itr);
|
|
QPointF e = (*(itr + 1));
|
|
QPointF qeVec = s - e;
|
|
Base::Vector3d eVec(qeVec.x(), qeVec.y(), 0.0);
|
|
m_arrow2->setDirection(eVec);
|
|
m_arrow2->setPos(lastOffset);
|
|
}
|
|
m_arrow2->draw();
|
|
m_arrow2->show();
|
|
} else {
|
|
m_arrow2->hide();
|
|
}
|
|
}
|
|
|
|
void QGILeaderLine::drawBorder()
|
|
{
|
|
////Leaders have no border!
|
|
// QGIView::drawBorder(); //good for debugging
|
|
}
|
|
|
|
//******************************************************************************
|
|
|
|
|
|
void QGILeaderLine::abandonEdit()
|
|
{
|
|
// Base::Console().Message("QGIL::abandonEdit()\n");
|
|
m_editPath->clearMarkers();
|
|
m_editPath->hide();
|
|
restoreState();
|
|
}
|
|
|
|
double QGILeaderLine::getLineWidth()
|
|
{
|
|
auto vp = static_cast<ViewProviderLeader*>(getViewProvider(getViewObject()));
|
|
if (!vp)
|
|
return Rez::guiX(LineGroup::getDefaultWidth("Graphic"));
|
|
return Rez::guiX(vp->LineWidth.getValue());
|
|
}
|
|
|
|
TechDraw::DrawLeaderLine* QGILeaderLine::getFeature()
|
|
{
|
|
TechDraw::DrawLeaderLine* result =
|
|
static_cast<TechDraw::DrawLeaderLine*>(getViewObject());
|
|
return result;
|
|
}
|
|
|
|
double QGILeaderLine::getEdgeFuzz() const
|
|
{
|
|
return PreferencesGui::edgeFuzz();
|
|
}
|
|
|
|
QColor QGILeaderLine::prefNormalColor()
|
|
{
|
|
// Base::Console().Message("QGILL::getNormalColor()\n");
|
|
setNormalColor(PreferencesGui::leaderQColor());
|
|
|
|
auto vp = dynamic_cast<ViewProviderLeader*>(getViewProvider(getViewObject()));
|
|
if (vp) {
|
|
setNormalColor(vp->Color.getValue().asValue<QColor>());
|
|
}
|
|
return getNormalColor();
|
|
}
|
|
|
|
QRectF QGILeaderLine::boundingRect() const
|
|
{
|
|
return childrenBoundingRect();
|
|
}
|
|
|
|
void QGILeaderLine::paint ( QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget) {
|
|
QStyleOptionGraphicsItem myOption(*option);
|
|
myOption.state &= ~QStyle::State_Selected;
|
|
|
|
// painter->setPen(Qt::blue);
|
|
// painter->drawRect(boundingRect()); //good for debugging
|
|
|
|
QGIView::paint (painter, &myOption, widget);
|
|
}
|
|
|
|
#include <Mod/TechDraw/Gui/moc_QGILeaderLine.cpp>
|