278 lines
8.8 KiB
C++
278 lines
8.8 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 <BRep_Builder.hxx>
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#include <TopoDS_Compound.hxx>
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# include <TopoDS_Shape.hxx>
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# include <TopoDS_Edge.hxx>
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# include <TopoDS.hxx>
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# include <BRepAdaptor_Curve.hxx>
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# include <Precision.hxx>
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# include <QGraphicsScene>
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# include <QGraphicsSceneMouseEvent>
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# include <QGraphicsItem>
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# include <QPainter>
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# include <QPaintDevice>
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# include <QSvgGenerator>
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#include <QRegExp>
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# include <math.h>
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#endif
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#include <App/Application.h>
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#include <App/Material.h>
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#include <Base/Console.h>
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#include <Base/Exception.h>
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#include <Base/Parameter.h>
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#include <Base/UnitsApi.h>
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#include <Gui/Command.h>
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#include <Mod/Part/App/PartFeature.h>
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#include <Mod/TechDraw/App/DrawTextLeader.h>
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#include <Mod/TechDraw/App/DrawUtil.h>
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#include <Mod/TechDraw/App/Geometry.h>
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#include "Rez.h"
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#include "ZVALUE.h"
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#include "QGIArrow.h"
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#include "ViewProviderLeader.h"
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#include "MDIViewPage.h"
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#include "DrawGuiUtil.h"
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#include "QGVPage.h"
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#include "QGIPrimPath.h"
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#include "QGEPath.h"
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#include "QGMText.h"
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#include "QGILeaderLine.h"
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#include "QGITextLeader.h"
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using namespace TechDraw;
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using namespace TechDrawGui;
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//**************************************************************
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QGITextLeader::QGITextLeader(QGraphicsItem* myParent,
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TechDraw::DrawTextLeader* leader) :
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QGILeaderLine(myParent,leader)
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{
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// Base::Console().Message("QGITL::QGITL() - %s\n", leader->getNameInDocument());
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setHandlesChildEvents(false);
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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::ItemSendsScenePositionChanges, true);
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setFlag(QGraphicsItem::ItemSendsGeometryChanges,true);
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m_text = new QGMText();
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m_text->setTextInteractionFlags(Qt::NoTextInteraction);
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addToGroup(m_text);
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// m_text->setZValue(ZVALUE::DIMENSION);
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QObject::connect(
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m_text, SIGNAL(dragging()),
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this , SLOT (textDragging())
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);
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QObject::connect(
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m_text, SIGNAL(dragFinished()),
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this , SLOT (textDragFinished())
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);
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}
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QVariant QGITextLeader::itemChange(GraphicsItemChange change, const QVariant &value)
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{
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if (change == ItemSelectedHasChanged && scene()) {
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//There's nothing special for QGIVL to do when selection changes!
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} else if(change == ItemSceneChange && scene()) {
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// nothing special!
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}
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return QGILeaderLine::itemChange(change, value);
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}
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void QGITextLeader::textDragging(void)
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{
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// Base::Console().Message("QGIL::textDragging()\n");
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//this is the long way around. can we do it without crossing the App/Gui boundary?
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//just update graphics until drag finished.
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// auto lead( dynamic_cast<TechDraw::DrawTextLeader*>(getFeature()) );
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// if( lead == nullptr ) {
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// return;
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// }
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// double x = Rez::appX(m_text->x()),
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// y = Rez::appX(m_text->y());
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// Base::Vector3d tPos(x,-y,0.0);
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// Gui::Command::openCommand("Drag Text");
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// lead->TextPosition.setValue(tPos);
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// Gui::Command::commitCommand();
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// draw();
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}
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void QGITextLeader::textDragFinished(void)
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{
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// Base::Console().Message("QGIL::textDragFinished()\n");
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auto lead( dynamic_cast<TechDraw::DrawTextLeader*>(getFeature()) );
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if( lead == nullptr ) {
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return;
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}
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double x = Rez::appX(m_text->x()),
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y = Rez::appX(m_text->y());
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Base::Vector3d tPos(x,-y,0.0);
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lead->TextPosition.setValue(tPos);
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}
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void QGITextLeader::onTextSelect(bool state)
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{
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Q_UNUSED(state);
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draw();
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}
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void QGITextLeader::draw()
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{
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// Base::Console().Message("QGITL::draw()- %s\n", getViewObject()->getNameInDocument());
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if (!isVisible()) {
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Base::Console().Log("QGITL::draw - not visible\n");
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return;
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}
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TechDraw::DrawTextLeader* leadFeat = getFeature();
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if((!leadFeat) ) {
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Base::Console().Log("QGITL::draw - no feature\n");
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return;
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}
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auto vp = static_cast<ViewProviderTextLeader*>(getViewProvider(getFeature()));
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if ( vp == nullptr ) {
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Base::Console().Log("QGITL::draw - no viewprovider\n");
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return;
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}
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TechDraw::DrawView* parent = leadFeat->getBaseView();
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QGVPage* view = QGILeaderLine::getGraphicsView(parent);
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if (view == nullptr) {
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Base::Console().Log("QGITL::draw - no graphcisView for parent!! - setup?\n");
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return;
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}
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// double scale = leadFeat->getScale();
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QGILeaderLine::draw();
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setTextItem();
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}
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void QGITextLeader::setTextItem()
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{
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// Base::Console().Message("QGIVL::setTextItem()\n");
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TechDraw::DrawTextLeader* leadFeat = getFeature();
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auto vp = static_cast<ViewProviderTextLeader*>(getViewProvider(getFeature()));
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if ( vp == nullptr ) {
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Base::Console().Log("QGIVL::setTextItem - no ViewProvider\n");
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return;
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}
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QFont font = m_text->font();
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font.setPointSizeF(Rez::guiX(vp->Fontsize.getValue()));
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font.setFamily(QString::fromLatin1(vp->Font.getValue()));
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m_text->setFont(font);
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//convert point font sizes to (Rez,mm) font sizes
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QRegExp rxFontSize(QString::fromUtf8("font-size:([0-9]*)pt;"));
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QString inHtml = QString::fromUtf8(leadFeat->LeaderText.getValue());
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QString match;
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double mmPerPoint = 0.353;
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double sizeConvert = Rez::getRezFactor() * mmPerPoint;
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int pos = 0;
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QStringList findList;
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QStringList replList;
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while ((pos = rxFontSize.indexIn(inHtml, pos)) != -1) {
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QString found = rxFontSize.cap(0);
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findList << found;
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QString qsOldSize = rxFontSize.cap(1);
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QString repl = found;
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double newSize = qsOldSize.toDouble();
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newSize = newSize * sizeConvert;
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QString qsNewSize = QString::number(newSize, 'f', 2);
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repl.replace(qsOldSize,qsNewSize);
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replList << repl;
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pos += rxFontSize.matchedLength();
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}
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QString outHtml = inHtml;
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int iRepl = 0;
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//TODO: check list for duplicates?
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for ( ; iRepl < findList.size(); iRepl++) {
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outHtml = outHtml.replace(findList[iRepl], replList[iRepl]);
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}
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m_text->setHtml(outHtml);
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m_text->setPrettyNormal();
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m_text->setTextWidth(Rez::guiX(vp->MaxWidth.getValue()));
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m_text->showBox(vp->ShowFrame.getValue());
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double scale = getScale();
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Base::Vector3d textPos = Rez::guiX(leadFeat->TextPosition.getValue());
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QPointF tPos(textPos.x * scale,- textPos.y * scale);
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m_text->setPos(tPos);
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}
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//void QGITextLeader::drawBorder()
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//{
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//////Leaders have no border!
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//// QGIView::drawBorder(); //good for debugging
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//}
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TechDraw::DrawTextLeader* QGITextLeader::getFeature(void)
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{
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TechDraw::DrawTextLeader* result =
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static_cast<TechDraw::DrawTextLeader*>(getViewObject());
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return result;
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}
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QRectF QGITextLeader::boundingRect() const
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{
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return childrenBoundingRect();
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}
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QPainterPath QGITextLeader::shape() const
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{
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return QGraphicsItemGroup::shape();
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}
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void QGITextLeader::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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// painter->drawRect(boundingRect()); //good for debugging
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QGILeaderLine::paint (painter, &myOption, widget);
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}
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#include <Mod/TechDraw/Gui/moc_QGITextLeader.cpp>
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