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create/src/Mod/TechDraw/Gui/MDIViewPage.cpp

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/***************************************************************************
* Copyright (c) 2007 Jürgen Riegel <juergen.riegel@web.de> *
* Copyright (c) 2013 Luke Parry <l.parry@warwick.ac.uk> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library 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 Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
#include <QAction>
#include <QTimer>
#include <QApplication>
#include <QContextMenuEvent>
#include <QFileDialog>
#include <QGridLayout>
#include <QGroupBox>
#include <QListWidget>
#include <QMenu>
#include <QMessageBox>
#include <QPaintEngine>
#include <QPainter>
#include <QPrinter>
#include <QPrintDialog>
#include <QPrintPreviewDialog>
#include <boost_signals2.hpp>
#include <boost_bind_bind.hpp>
#endif // #ifndef _PreComp_
#include <math.h>
#include "MDIViewPage.h"
#include <Base/Stream.h>
#include <Base/Tools.h>
#include <Base/gzstream.h>
#include <Base/PyObjectBase.h>
#include <Base/Console.h>
#include <App/Application.h>
#include <App/Document.h>
#include <App/DocumentObject.h>
#include <Gui/Document.h>
#include <Gui/ViewProvider.h>
#include <Gui/FileDialog.h>
#include <Gui/WaitCursor.h>
#include <Gui/Application.h>
#include <Gui/Command.h>
#include <Gui/Window.h>
#include <Gui/MainWindow.h>
#include <Gui/Selection.h>
#include <Mod/TechDraw/App/DrawHatch.h>
#include <Mod/TechDraw/App/DrawPage.h>
#include <Mod/TechDraw/App/DrawPagePy.h>
#include <Mod/TechDraw/App/DrawProjGroup.h>
#include <Mod/TechDraw/App/DrawTemplate.h>
#include <Mod/TechDraw/App/DrawView.h>
#include <Mod/TechDraw/App/DrawViewAnnotation.h>
#include <Mod/TechDraw/App/DrawViewClip.h>
#include <Mod/TechDraw/App/DrawViewCollection.h>
#include <Mod/TechDraw/App/DrawViewDimension.h>
#include <Mod/TechDraw/App/DrawViewBalloon.h>
#include <Mod/TechDraw/App/DrawViewPart.h>
#include <Mod/TechDraw/App/DrawViewSection.h>
#include <Mod/TechDraw/App/DrawViewSpreadsheet.h>
#include <Mod/TechDraw/App/DrawViewSymbol.h>
#include <Mod/TechDraw/App/DrawViewImage.h>
#include <Mod/TechDraw/App/DrawLeaderLine.h>
#include <Mod/TechDraw/App/DrawRichAnno.h>
#include <Mod/TechDraw/App/DrawWeldSymbol.h>
#include <Mod/TechDraw/App/DrawTile.h>
#include <Mod/TechDraw/App/DrawTileWeld.h>
#include "Rez.h"
#include "QGIDrawingTemplate.h"
#include "QGIView.h"
#include "QGIViewPart.h"
#include "QGIViewDimension.h"
#include "QGIViewBalloon.h"
#include "QGIViewClip.h"
#include "QGIVertex.h"
#include "QGIEdge.h"
#include "QGIFace.h"
#include "ViewProviderPage.h"
#include "QGVPage.h"
#include "QGILeaderLine.h"
#include "QGIRichAnno.h"
#include "QGMText.h"
#include "QGIWeldSymbol.h"
#include "QGITile.h"
using namespace TechDrawGui;
namespace bp = boost::placeholders;
/* TRANSLATOR TechDrawGui::MDIViewPage */
TYPESYSTEM_SOURCE_ABSTRACT(TechDrawGui::MDIViewPage, Gui::MDIView)
MDIViewPage::MDIViewPage(ViewProviderPage *pageVp, Gui::Document* doc, QWidget* parent)
: Gui::MDIView(doc, parent),
m_orientation(QPageLayout::Landscape),
m_paperSize(QPageSize::A4),
pagewidth(0.0),
pageheight(0.0),
m_vpPage(pageVp)
{
setMouseTracking(true);
m_scene = new QGraphicsScene(this);
m_scene->setItemIndexMethod(QGraphicsScene::NoIndex); //this prevents crash when deleting dims.
//scene(view?) indices of dirty regions gets
//out of sync. missing prepareGeometryChange
//somewhere???? QTBUG-18021???
m_view = new QGVPage(pageVp,m_scene,this);
m_toggleKeepUpdatedAction = new QAction(tr("Toggle &Keep Updated"), this);
connect(m_toggleKeepUpdatedAction, SIGNAL(triggered()), this, SLOT(toggleKeepUpdated()));
m_toggleFrameAction = new QAction(tr("Toggle &Frames"), this);
connect(m_toggleFrameAction, SIGNAL(triggered()), this, SLOT(toggleFrame()));
m_exportSVGAction = new QAction(tr("&Export SVG"), this);
connect(m_exportSVGAction, SIGNAL(triggered()), this, SLOT(saveSVG()));
m_exportDXFAction = new QAction(tr("Export DXF"), this);
connect(m_exportDXFAction, SIGNAL(triggered()), this, SLOT(saveDXF()));
m_exportPDFAction = new QAction(tr("Export PDF"), this);
connect(m_exportPDFAction, SIGNAL(triggered()), this, SLOT(savePDF()));
isSelectionBlocked = false;
QString tabText = QString::fromUtf8(pageVp->getDrawPage()->getNameInDocument());
tabText += QString::fromUtf8("[*]");
setWindowTitle(tabText);
setCentralWidget(m_view); //this makes m_view a Qt child of MDIViewPage
m_timer = new QTimer(this);
m_timer->setSingleShot(true);
QObject::connect(m_timer,SIGNAL(timeout()),this,SLOT(onTimer()));
// Connect Signals and Slots
QObject::connect(
m_view->scene(), SIGNAL(selectionChanged()),
this , SLOT (sceneSelectionChanged())
);
//get informed by App side about deleted DocumentObjects
App::Document* appDoc = m_vpPage->getDocument()->getDocument();
auto bnd = boost::bind(&MDIViewPage::onDeleteObject, this, bp::_1);
connectDeletedObject = appDoc->signalDeletedObject.connect(bnd);
}
MDIViewPage::~MDIViewPage()
{
connectDeletedObject.disconnect();
}
void MDIViewPage::addChildrenToPage(void)
{
// A fresh page is added and we iterate through its collected children and add these to Canvas View -MLP
// if docobj is a featureviewcollection (ex orthogroup), add its child views. if there are ever children that have children,
// we'll have to make this recursive. -WF
const std::vector<App::DocumentObject*> &grp = m_vpPage->getDrawPage()->Views.getValues();
std::vector<App::DocumentObject*> childViews;
for (std::vector<App::DocumentObject*>::const_iterator it = grp.begin();it != grp.end(); ++it) {
attachView(*it);
TechDraw::DrawViewCollection* collect = dynamic_cast<TechDraw::DrawViewCollection *>(*it);
if (collect) {
childViews = collect->Views.getValues();
for (std::vector<App::DocumentObject*>::iterator itChild = childViews.begin();itChild != childViews.end(); ++itChild) {
attachView(*itChild);
}
}
}
//when restoring, it is possible for a Dimension to be loaded before the ViewPart it applies to
//therefore we need to make sure parentage of the graphics representation is set properly. bit of a kludge.
setDimensionGroups();
setBalloonGroups();
setLeaderGroups();
App::DocumentObject *obj = m_vpPage->getDrawPage()->Template.getValue();
auto pageTemplate( dynamic_cast<TechDraw::DrawTemplate *>(obj) );
if( pageTemplate ) {
attachTemplate(pageTemplate);
matchSceneRectToTemplate();
}
viewAll();
}
void MDIViewPage::matchSceneRectToTemplate(void)
{
App::DocumentObject *obj = m_vpPage->getDrawPage()->Template.getValue();
auto pageTemplate( dynamic_cast<TechDraw::DrawTemplate *>(obj) );
if( pageTemplate ) {
//make sceneRect 1 pagesize bigger in every direction
double width = Rez::guiX(pageTemplate->Width.getValue());
double height = Rez::guiX(pageTemplate->Height.getValue());
m_view->scene()->setSceneRect(QRectF(-width,-2.0 * height,3.0*width,3.0*height));
}
}
void MDIViewPage::setDimensionGroups(void)
{
const std::vector<QGIView *> &allItems = m_view->getViews();
std::vector<QGIView *>::const_iterator itInspect;
int dimItemType = QGraphicsItem::UserType + 106;
for (itInspect = allItems.begin(); itInspect != allItems.end(); itInspect++) {
if (((*itInspect)->type() == dimItemType) && (!(*itInspect)->group())) {
QGIView* parent = m_view->findParent((*itInspect));
if (parent) {
QGIViewDimension* dim = dynamic_cast<QGIViewDimension*>((*itInspect));
m_view->addDimToParent(dim,parent);
}
}
}
}
void MDIViewPage::setBalloonGroups(void)
{
const std::vector<QGIView *> &allItems = m_view->getViews();
std::vector<QGIView *>::const_iterator itInspect;
int balloonItemType = QGraphicsItem::UserType + 140;
for (itInspect = allItems.begin(); itInspect != allItems.end(); itInspect++) {
if (((*itInspect)->type() == balloonItemType) && (!(*itInspect)->group())) {
QGIView* parent = m_view->findParent((*itInspect));
if (parent) {
QGIViewBalloon* balloon = dynamic_cast<QGIViewBalloon*>((*itInspect));
m_view->addBalloonToParent(balloon,parent);
}
}
}
}
void MDIViewPage::setLeaderGroups(void)
{
// Base::Console().Message("MDIVP::setLeaderGroups()\n");
const std::vector<QGIView *> &allItems = m_view->getViews();
std::vector<QGIView *>::const_iterator itInspect;
int leadItemType = QGraphicsItem::UserType + 232;
//make sure that qgileader belongs to correct parent.
//quite possibly redundant
for (itInspect = allItems.begin(); itInspect != allItems.end(); itInspect++) {
if (((*itInspect)->type() == leadItemType) && (!(*itInspect)->group())) {
QGIView* parent = m_view->findParent((*itInspect));
if (parent) {
QGILeaderLine* lead = dynamic_cast<QGILeaderLine*>((*itInspect));
m_view->addLeaderToParent(lead,parent);
}
}
}
}
void MDIViewPage::setDocumentObject(const std::string& name)
{
m_objectName = name;
}
void MDIViewPage::setDocumentName(const std::string& name)
{
m_documentName = name;
}
void MDIViewPage::closeEvent(QCloseEvent* ev)
{
MDIView::closeEvent(ev);
if (!ev->isAccepted())
return;
detachSelection();
blockSelection(true);
// when closing the view from GUI notify the view provider to mark it invisible
if (_pcDocument && !m_objectName.empty()) {
App::Document* doc = _pcDocument->getDocument();
if (doc) {
App::DocumentObject* obj = doc->getObject(m_objectName.c_str());
Gui::ViewProvider* vp = _pcDocument->getViewProvider(obj);
if (vp)
vp->hide();
}
}
blockSelection(false);
}
void MDIViewPage::attachTemplate(TechDraw::DrawTemplate *obj)
{
m_view->setPageTemplate(obj);
pagewidth = obj->Width.getValue();
pageheight = obj->Height.getValue();
m_paperSize = QPageSize::id(QSizeF(pagewidth, pageheight), QPageSize::Millimeter, QPageSize::FuzzyOrientationMatch);
if (pagewidth > pageheight) {
m_orientation = QPageLayout::Landscape;
} else {
m_orientation = QPageLayout::Portrait;
}
}
QPointF MDIViewPage::getTemplateCenter(TechDraw::DrawTemplate *obj)
{
double cx = Rez::guiX(obj->Width.getValue())/2.0;
double cy = -Rez::guiX(obj->Height.getValue())/2.0;
QPointF result(cx,cy);
return result;
}
void MDIViewPage::centerOnPage(void)
{
App::DocumentObject *obj = m_vpPage->getDrawPage()->Template.getValue();
auto pageTemplate( dynamic_cast<TechDraw::DrawTemplate *>(obj) );
if( pageTemplate ) {
QPointF viewCenter = getTemplateCenter(pageTemplate);
m_view->centerOn(viewCenter);
}
}
bool MDIViewPage::addView(const App::DocumentObject *obj)
{
return attachView(const_cast<App::DocumentObject*>(obj));
}
bool MDIViewPage::attachView(App::DocumentObject *obj)
{
auto typeId(obj->getTypeId());
QGIView *qview(nullptr);
if (typeId.isDerivedFrom(TechDraw::DrawViewSection::getClassTypeId()) ) {
qview = m_view->addViewSection( static_cast<TechDraw::DrawViewSection *>(obj) );
} else if (typeId.isDerivedFrom(TechDraw::DrawViewPart::getClassTypeId()) ) {
qview = m_view->addViewPart( static_cast<TechDraw::DrawViewPart *>(obj) );
} else if (typeId.isDerivedFrom(TechDraw::DrawProjGroup::getClassTypeId()) ) {
qview = m_view->addProjectionGroup( static_cast<TechDraw::DrawProjGroup *>(obj) );
} else if (typeId.isDerivedFrom(TechDraw::DrawViewCollection::getClassTypeId()) ) {
qview = m_view->addDrawView( static_cast<TechDraw::DrawViewCollection *>(obj) );
} else if (typeId.isDerivedFrom(TechDraw::DrawViewDimension::getClassTypeId()) ) {
qview = m_view->addViewDimension( static_cast<TechDraw::DrawViewDimension *>(obj) );
} else if (typeId.isDerivedFrom(TechDraw::DrawViewBalloon::getClassTypeId()) ) {
qview = m_view->addViewBalloon( static_cast<TechDraw::DrawViewBalloon *>(obj) );
} else if (typeId.isDerivedFrom(TechDraw::DrawViewAnnotation::getClassTypeId()) ) {
qview = m_view->addDrawViewAnnotation( static_cast<TechDraw::DrawViewAnnotation *>(obj) );
} else if (typeId.isDerivedFrom(TechDraw::DrawViewSymbol::getClassTypeId()) ) {
qview = m_view->addDrawViewSymbol( static_cast<TechDraw::DrawViewSymbol *>(obj) );
} else if (typeId.isDerivedFrom(TechDraw::DrawViewClip::getClassTypeId()) ) {
qview = m_view->addDrawViewClip( static_cast<TechDraw::DrawViewClip *>(obj) );
} else if (typeId.isDerivedFrom(TechDraw::DrawViewSpreadsheet::getClassTypeId()) ) {
qview = m_view->addDrawViewSpreadsheet( static_cast<TechDraw::DrawViewSpreadsheet *>(obj) );
} else if (typeId.isDerivedFrom(TechDraw::DrawViewImage::getClassTypeId()) ) {
qview = m_view->addDrawViewImage( static_cast<TechDraw::DrawViewImage *>(obj) );
} else if (typeId.isDerivedFrom(TechDraw::DrawLeaderLine::getClassTypeId()) ) {
qview = m_view->addViewLeader( static_cast<TechDraw::DrawLeaderLine *>(obj) );
} else if (typeId.isDerivedFrom(TechDraw::DrawRichAnno::getClassTypeId()) ) {
qview = m_view->addRichAnno( static_cast<TechDraw::DrawRichAnno*>(obj) );
} else if (typeId.isDerivedFrom(TechDraw::DrawWeldSymbol::getClassTypeId()) ) {
qview = m_view->addWeldSymbol( static_cast<TechDraw::DrawWeldSymbol*>(obj) );
} else if (typeId.isDerivedFrom(TechDraw::DrawHatch::getClassTypeId()) ) {
//Hatch is not attached like other Views (since it isn't really a View)
return true;
//DrawGeomHatch??
} else {
Base::Console().Log("Logic Error - Unknown view type in MDIViewPage::attachView\n");
}
return (qview != nullptr);
}
void MDIViewPage::onDeleteObject(const App::DocumentObject& obj)
{
//if this page has a QView for this obj, delete it.
blockSelection(true);
if (obj.isDerivedFrom(TechDraw::DrawView::getClassTypeId())) {
(void) m_view->removeQViewByName(obj.getNameInDocument());
}
blockSelection(false);
}
void MDIViewPage::onTimer() {
fixOrphans(true);
}
void MDIViewPage::updateTemplate(bool forceUpdate)
{
App::DocumentObject *templObj = m_vpPage->getDrawPage()->Template.getValue();
// TODO: what if template has been deleted? templObj will be NULL. segfault?
if (!templObj) {
Base::Console().Log("INFO - MDIViewPage::updateTemplate - Page: %s has NO template!!\n",m_vpPage->getDrawPage()->getNameInDocument());
return;
}
if(m_vpPage->getDrawPage()->Template.isTouched() || templObj->isTouched()) {
// Template is touched so update
if(forceUpdate ||
(templObj && templObj->isTouched() && templObj->isDerivedFrom(TechDraw::DrawTemplate::getClassTypeId())) ) {
QGITemplate *qItemTemplate = m_view->getTemplate();
if(qItemTemplate) {
TechDraw::DrawTemplate *pageTemplate = dynamic_cast<TechDraw::DrawTemplate *>(templObj);
qItemTemplate->setTemplate(pageTemplate);
qItemTemplate->updateView();
}
}
}
}
//this is time consuming. should only be used when there is a problem.
void MDIViewPage::fixOrphans(bool force)
{
if(!force) {
m_timer->start(100);
return;
}
m_timer->stop();
// get all the DrawViews for this page, including the second level ones
// if we ever have collections of collections, we'll need to revisit this
TechDraw::DrawPage* thisPage = m_vpPage->getDrawPage();
if(!thisPage->getNameInDocument())
return;
std::vector<App::DocumentObject*> pChildren = thisPage->getAllViews();
// if dv doesn't have a graphic, make one
for (auto& dv: pChildren) {
if (dv->isRemoving()) {
continue;
}
QGIView* qv = m_view->findQViewForDocObj(dv);
if (qv == nullptr) {
attachView(dv);
}
}
// if qView doesn't have a Feature on this Page, delete it
std::vector<QGIView*> qvss = m_view->getViews();
// qvss may contain an item and its child item(s) and to avoid to access a deleted item a QPointer is needed
std::vector<QPointer<QGIView>> qvs;
std::for_each(qvss.begin(), qvss.end(), [&qvs](QGIView* v) {
qvs.emplace_back(v);
});
App::Document* doc = getAppDocument();
for (auto& qv: qvs) {
if (!qv)
continue; // already deleted?
App::DocumentObject* obj = doc->getObject(qv->getViewName());
if (obj == nullptr) {
m_view->removeQView(qv);
} else {
TechDraw::DrawPage* pp = qv->getViewObject()->findParentPage();
/** avoid crash where a view might have more than one parent page
* if the user duplicated the page without duplicating dependencies
*/
int numParentPages = qv->getViewObject()->countParentPages();
if (thisPage != pp && numParentPages == 0) {
m_view->removeQView(qv);
}
}
}
}
//NOTE: this doesn't add missing views. see fixOrphans()
void MDIViewPage::redrawAllViews()
{
const std::vector<QGIView *> &upviews = m_view->getViews();
for(std::vector<QGIView *>::const_iterator it = upviews.begin(); it != upviews.end(); ++it) {
(*it)->updateView(true);
}
}
//NOTE: this doesn't add missing views. see fixOrphans()
void MDIViewPage::redraw1View(TechDraw::DrawView* dv)
{
std::string dvName = dv->getNameInDocument();
const std::vector<QGIView *> &upviews = m_view->getViews();
for(std::vector<QGIView *>::const_iterator it = upviews.begin(); it != upviews.end(); ++it) {
std::string qgivName = (*it)->getViewName();
if(dvName == qgivName) {
(*it)->updateView(true);
}
}
}
void MDIViewPage::findMissingViews(const std::vector<App::DocumentObject*> &list, std::vector<App::DocumentObject*> &missing)
{
for(std::vector<App::DocumentObject*>::const_iterator it = list.begin(); it != list.end(); ++it) {
if(!hasQView(*it))
missing.push_back(*it);
if((*it)->getTypeId().isDerivedFrom(TechDraw::DrawViewCollection::getClassTypeId())) {
std::vector<App::DocumentObject*> missingChildViews;
TechDraw::DrawViewCollection *collection = dynamic_cast<TechDraw::DrawViewCollection *>(*it);
// Find Child Views recursively
findMissingViews(collection->Views.getValues(), missingChildViews);
// Append the views to current missing list
for(std::vector<App::DocumentObject*>::const_iterator it = missingChildViews.begin(); it != missingChildViews.end(); ++it) {
missing.push_back(*it);
}
}
}
}
/// Helper function
bool MDIViewPage::hasQView(App::DocumentObject *obj)
{
const std::vector<QGIView *> &views = m_view->getViews();
std::vector<QGIView *>::const_iterator qview = views.begin();
while(qview != views.end()) {
// Unsure if we can compare pointers so rely on name
if(strcmp((*qview)->getViewName(), obj->getNameInDocument()) == 0) {
return true;
}
qview++;
}
return false;
}
/// Helper function
bool MDIViewPage::orphanExists(const char *viewName, const std::vector<App::DocumentObject*> &list)
{
for(std::vector<App::DocumentObject*>::const_iterator it = list.begin(); it != list.end(); ++it) {
//Check child objects too recursively
if((*it)->isDerivedFrom(TechDraw::DrawViewCollection::getClassTypeId())) {
TechDraw::DrawViewCollection *collection = dynamic_cast<TechDraw::DrawViewCollection *>(*it);
if(orphanExists(viewName, collection->Views.getValues()))
return true;
}
// Unsure if we can compare pointers so rely on name
if(strcmp(viewName, (*it)->getNameInDocument()) == 0) {
return true;
}
}
return false;
}
bool MDIViewPage::onMsg(const char *pMsg, const char **)
{
Gui::Document *doc(getGuiDocument());
if (!doc) {
return false;
} else if (strcmp("ViewFit", pMsg) == 0) {
viewAll();
return true;
} else if (strcmp("Save", pMsg) == 0 ) {
doc->save();
return true;
} else if (strcmp("SaveAs", pMsg) == 0 ) {
doc->saveAs();
return true;
} else if (strcmp("Undo", pMsg) == 0 ) {
doc->undo(1);
Gui::Command::updateActive();
return true;
} else if (strcmp("Redo", pMsg) == 0 ) {
doc->redo(1);
Gui::Command::updateActive();
return true;
}
return false;
}
bool MDIViewPage::onHasMsg(const char* pMsg) const
{
if (strcmp("ViewFit",pMsg) == 0)
return true;
else if(strcmp("Redo", pMsg) == 0 && getAppDocument()->getAvailableRedos() > 0)
return true;
else if(strcmp("Undo", pMsg) == 0 && getAppDocument()->getAvailableUndos() > 0)
return true;
else if (strcmp("Print",pMsg) == 0)
return true;
else if (strcmp("Save",pMsg) == 0)
return true;
else if (strcmp("SaveAs",pMsg) == 0)
return true;
else if (strcmp("PrintPreview",pMsg) == 0)
return true;
else if (strcmp("PrintPdf",pMsg) == 0)
return true;
return false;
}
//called by ViewProvider when Page feature Label changes
void MDIViewPage::setTabText(std::string t)
{
if (!isPassive() && !t.empty()) {
QString cap = QString::fromLatin1("%1 [*]")
.arg(QString::fromUtf8(t.c_str()));
setWindowTitle(cap);
}
}
void MDIViewPage::printPdf()
{
QStringList filter;
filter << QObject::tr("PDF (*.pdf)");
filter << QObject::tr("All Files (*.*)");
QString fn = Gui::FileDialog::getSaveFileName(Gui::getMainWindow(), QObject::tr("Export Page As PDF"),
QString(), filter.join(QLatin1String(";;")));
if (fn.isEmpty()) {
return;
}
Gui::WaitCursor wc;
std::string utf8Content = fn.toUtf8().constData();
printPdf(utf8Content);
}
void MDIViewPage::printPdf(std::string file)
{
if (file.empty()) {
Base::Console().Warning("MDIViewPage - no file specified\n");
return;
}
QString filename = QString::fromUtf8(file.data(),file.size());
QPrinter printer(QPrinter::HighResolution);
printer.setFullPage(true);
printer.setOutputFileName(filename);
if (m_paperSize == QPageSize::Ledger) {
printer.setPageOrientation((QPageLayout::Orientation) (1 - m_orientation)); //reverse 0/1
} else {
printer.setPageOrientation(m_orientation);
}
if (m_paperSize == QPageSize::Custom) {
printer.setPageSize(QPageSize(QSizeF(pagewidth, pageheight), QPageSize::Millimeter));
} else {
printer.setPageSize(QPageSize(m_paperSize));
}
print(&printer);
}
void MDIViewPage::print()
{
QPrinter printer(QPrinter::HighResolution);
printer.setFullPage(true);
if (m_paperSize == QPageSize::Custom) {
printer.setPageSize(QPageSize(QSizeF(pagewidth, pageheight), QPageSize::Millimeter));
} else {
printer.setPageSize(QPageSize(m_paperSize));
}
printer.setPageOrientation(m_orientation);
QPrintDialog dlg(&printer, this);
if (dlg.exec() == QDialog::Accepted) {
print(&printer);
}
}
void MDIViewPage::printPreview()
{
QPrinter printer(QPrinter::HighResolution);
printer.setFullPage(true);
if (m_paperSize == QPageSize::Custom) {
printer.setPageSize(QPageSize(QSizeF(pagewidth, pageheight), QPageSize::Millimeter));
} else {
printer.setPageSize(QPageSize(m_paperSize));
}
printer.setPageOrientation(m_orientation);
QPrintPreviewDialog dlg(&printer, this);
connect(&dlg, SIGNAL(paintRequested (QPrinter *)),
this, SLOT(print(QPrinter *)));
dlg.exec();
}
void MDIViewPage::print(QPrinter* printer)
{
// As size of the render area paperRect() should be used. When performing a real
// print pageRect() may also work but the output is cropped at the bottom part.
// So, independent whether pageRect() or paperRect() is used there is no scaling effect.
// However, when using a different paper size as set in the drawing template (e.g.
// DIN A5 instead of DIN A4) then the output is scaled.
//
// When creating a PDF file there seems to be no difference between pageRect() and
// paperRect().
//
// When showing the preview of a print paperRect() must be used because with pageRect()
// a certain scaling effect can be observed and the content becomes smaller.
QPaintEngine::Type paintType = printer->paintEngine()->type();
if (printer->outputFormat() == QPrinter::NativeFormat) {
QPageSize::PageSizeId psPrtSetting = printer->pageLayout().pageSize().id();
// for the preview a 'Picture' paint engine is used which we don't
// care if it uses wrong printer settings
bool doPrint = paintType != QPaintEngine::Picture;
if (doPrint && printer->pageLayout().orientation() != m_orientation) {
int ret = QMessageBox::warning(this, tr("Different orientation"),
tr("The printer uses a different orientation than the drawing.\n"
"Do you want to continue?"),
QMessageBox::Yes | QMessageBox::No);
if (ret != QMessageBox::Yes)
return;
}
if (doPrint && psPrtSetting != m_paperSize) {
int ret = QMessageBox::warning(this, tr("Different paper size"),
tr("The printer uses a different paper size than the drawing.\n"
"Do you want to continue?"),
QMessageBox::Yes | QMessageBox::No);
if (ret != QMessageBox::Yes)
return;
}
}
QPainter p(printer);
if (!p.isActive() && !printer->outputFileName().isEmpty()) {
qApp->setOverrideCursor(Qt::ArrowCursor);
QMessageBox::critical(this, tr("Opening file failed"),
tr("Can not open file %1 for writing.").arg(printer->outputFileName()));
qApp->restoreOverrideCursor();
return;
}
QRect targetRect = printer->pageLayout().fullRectPixels(printer->resolution());
#ifdef Q_OS_WIN32
// On Windows the preview looks broken when using paperRect as render area.
// Although the picture is scaled when using pageRect, it looks just fine.
if (paintType == QPaintEngine::Picture)
targetRect = printer->pageLayout().paintRectPixels(printer->resolution());
#endif
//bool block =
static_cast<void> (blockConnection(true)); // avoid to be notified by itself
Gui::Selection().clearSelection();
bool saveState = m_vpPage->getFrameState();
m_vpPage->setFrameState(false);
m_vpPage->setTemplateMarkers(false);
m_view->refreshViews();
Gui::Selection().clearSelection();
App::DocumentObject *obj = m_vpPage->getDrawPage()->Template.getValue();
auto pageTemplate( dynamic_cast<TechDraw::DrawTemplate *>(obj) );
double width = 0.0;
double height = 0.0;
if( pageTemplate ) {
width = Rez::guiX(pageTemplate->Width.getValue());
height = Rez::guiX(pageTemplate->Height.getValue());
}
QRectF sourceRect(0.0,-height,width,height);
m_view->scene()->render(&p, targetRect,sourceRect);
// Reset
m_vpPage->setFrameState(saveState);
m_vpPage->setTemplateMarkers(saveState);
m_view->refreshViews();
//bool block =
static_cast<void> (blockConnection(false));
}
PyObject* MDIViewPage::getPyObject()
{
if (!pythonObject)
pythonObject = new MDIViewPagePy(this);
Py_INCREF(pythonObject);
return pythonObject;
}
void MDIViewPage::contextMenuEvent(QContextMenuEvent *event)
{
QMenu menu;
menu.addAction(m_toggleFrameAction);
menu.addAction(m_toggleKeepUpdatedAction);
menu.addAction(m_exportSVGAction);
menu.addAction(m_exportDXFAction);
menu.addAction(m_exportPDFAction);
menu.exec(event->globalPos());
}
void MDIViewPage::toggleFrame(void)
{
m_vpPage->toggleFrameState();
}
void MDIViewPage::toggleKeepUpdated(void)
{
bool state = m_vpPage->getDrawPage()->KeepUpdated.getValue();
m_vpPage->getDrawPage()->KeepUpdated.setValue(!state);
}
void MDIViewPage::viewAll()
{
//m_view->fitInView(m_view->scene()->sceneRect(), Qt::KeepAspectRatio);
m_view->fitInView(m_view->scene()->itemsBoundingRect(), Qt::KeepAspectRatio);
}
void MDIViewPage::saveSVG()
{
QStringList filter;
filter << QObject::tr("SVG (*.svg)");
filter << QObject::tr("All Files (*.*)");
QString fn = Gui::FileDialog::getSaveFileName(Gui::getMainWindow(), QObject::tr("Export page as SVG"),
QString(), filter.join(QLatin1String(";;")));
if (fn.isEmpty()) {
return;
}
static_cast<void> (blockConnection(true)); // avoid to be notified by itself
m_view->saveSvg(fn);
}
void MDIViewPage::saveSVG(std::string file)
{
if (file.empty()) {
Base::Console().Warning("MDIViewPage - no file specified\n");
return;
}
QString filename = QString::fromUtf8(file.data(),file.size());
m_view->saveSvg(filename);
}
void MDIViewPage::saveDXF()
{
QString defaultDir;
QString fileName = Gui::FileDialog::getSaveFileName(Gui::getMainWindow(),
QString::fromUtf8(QT_TR_NOOP("Save Dxf File")),
defaultDir,
QString::fromUtf8(QT_TR_NOOP("Dxf (*.dxf)")));
if (fileName.isEmpty()) {
return;
}
std::string sFileName = fileName.toUtf8().constData();
saveDXF(sFileName);
}
void MDIViewPage::saveDXF(std::string fileName)
{
TechDraw::DrawPage* page = m_vpPage->getDrawPage();
std::string PageName = page->getNameInDocument();
fileName = Base::Tools::escapeEncodeFilename(fileName);
Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Save page to dxf"));
Gui::Command::doCommand(Gui::Command::Doc,"import TechDraw");
Gui::Command::doCommand(Gui::Command::Doc,"TechDraw.writeDXFPage(App.activeDocument().%s,u\"%s\")",
PageName.c_str(),(const char*)fileName.c_str());
Gui::Command::commitCommand();
}
void MDIViewPage::savePDF()
{
printPdf();
}
void MDIViewPage::savePDF(std::string file)
{
printPdf(file);
}
/////////////// Selection Routines ///////////////////
// wf: this is never executed???
// needs a signal from Scene? hoverEvent? Scene does not emit signal for "preselect"
// there is no "preSelect" signal from Gui either.
void MDIViewPage::preSelectionChanged(const QPoint &pos)
{
QObject *obj = QObject::sender();
if(!obj)
return;
auto view( dynamic_cast<QGIView *>(obj) );
if(!view)
return;
QGraphicsItem* parent = view->parentItem();
if(!parent)
return;
TechDraw::DrawView *viewObj = view->getViewObject();
std::stringstream ss;
QGIFace *face = dynamic_cast<QGIFace *>(obj);
QGIEdge *edge = dynamic_cast<QGIEdge *>(obj);
QGIVertex *vert = dynamic_cast<QGIVertex *>(obj);
if(edge) {
ss << "Edge" << edge->getProjIndex();
//bool accepted =
static_cast<void> (Gui::Selection().setPreselect(viewObj->getDocument()->getName()
,viewObj->getNameInDocument()
,ss.str().c_str()
,pos.x()
,pos.y()
,0));
} else if(vert) {
ss << "Vertex" << vert->getProjIndex();
//bool accepted =
static_cast<void> (Gui::Selection().setPreselect(viewObj->getDocument()->getName()
,viewObj->getNameInDocument()
,ss.str().c_str()
,pos.x()
,pos.y()
,0));
} else if(face) {
ss << "Face" << face->getProjIndex(); //TODO: SectionFaces have ProjIndex = -1. (but aren't selectable?) Problem?
//bool accepted =
static_cast<void> (Gui::Selection().setPreselect(viewObj->getDocument()->getName()
,viewObj->getNameInDocument()
,ss.str().c_str()
,pos.x()
,pos.y()
,0));
} else {
ss << "";
Gui::Selection().setPreselect(viewObj->getDocument()->getName()
,viewObj->getNameInDocument()
,ss.str().c_str()
,pos.x()
,pos.y()
,0);
}
}
//flag to prevent selection activity within mdivp
void MDIViewPage::blockSelection(const bool state)
{
isSelectionBlocked = state;
}
//Set all QGIViews to unselected state
void MDIViewPage::clearSceneSelection()
{
// Base::Console().Message("MDIVP::clearSceneSelection()\n");
blockSelection(true);
m_qgSceneSelected.clear();
std::vector<QGIView *> views = m_view->getViews();
// Iterate through all views and unselect all
for (std::vector<QGIView *>::iterator it = views.begin(); it != views.end(); ++it) {
QGIView *item = *it;
bool state = item->isSelected();
//handle oddballs
QGIViewDimension* dim = dynamic_cast<QGIViewDimension*>(*it);
if (dim != nullptr) {
state = dim->getDatumLabel()->isSelected();
} else {
QGIViewBalloon* bal = dynamic_cast<QGIViewBalloon*>(*it);
if (bal != nullptr) {
state = bal->getBalloonLabel()->isSelected();
}
}
if (state) {
item->setGroupSelection(false);
item->updateView();
}
}
blockSelection(false);
}
//!Update QGIView's selection state based on Selection made outside Drawing Interface
void MDIViewPage::selectQGIView(App::DocumentObject *obj, const bool isSelected)
{
QGIView *view = m_view->findQViewForDocObj(obj);
blockSelection(true);
if(view) {
view->setGroupSelection(isSelected);
view->updateView();
}
blockSelection(false);
}
//! invoked by selection change made in Tree via father MDIView
//really "onTreeSelectionChanged"
void MDIViewPage::onSelectionChanged(const Gui::SelectionChanges& msg)
{
// Base::Console().Message("MDIVP::onSelectionChanged()\n");
std::vector<Gui::SelectionSingleton::SelObj> selObjs = Gui::Selection().getSelection(msg.pDocName);
if (msg.Type == Gui::SelectionChanges::ClrSelection) {
clearSceneSelection();
} else if(msg.Type == Gui::SelectionChanges::SetSelection) { //replace entire selection set
clearSceneSelection();
blockSelection(true);
for (auto& so: selObjs){
if (so.pObject->isDerivedFrom(TechDraw::DrawView::getClassTypeId())) {
selectQGIView(so.pObject, true);
}
}
blockSelection(false);
} else if(msg.Type == Gui::SelectionChanges::AddSelection) {
blockSelection(true);
for (auto& so: selObjs){
if (so.pObject->isDerivedFrom(TechDraw::DrawView::getClassTypeId())) {
selectQGIView(so.pObject, true);
}
}
blockSelection(false);
} else {
Base::Console().Log("MDIVP::onSelectionChanged - unhandled: %d\n", msg.Type);
}
}
//! maintain QGScene selected items in selection order
void MDIViewPage::sceneSelectionManager()
{
// Base::Console().Message("MDIVP::sceneSelectionManager()\n");
QList<QGraphicsItem*> sceneSel = m_view->scene()->selectedItems();
if (sceneSel.isEmpty()) {
m_qgSceneSelected.clear(); //TODO: need to signal somebody? Tree? handled elsewhere
//clearSelection
return;
}
if (m_qgSceneSelected.isEmpty() &&
!sceneSel.isEmpty()) {
m_qgSceneSelected.push_back(sceneSel.front());
return;
}
//add to m_qgSceneSelected anything that is in q_sceneSel
for (auto qts: sceneSel) {
bool found = false;
for (auto ms: m_qgSceneSelected) {
if ( qts == ms ) {
found = true;
break;
}
}
if (!found) {
m_qgSceneSelected.push_back(qts);
break;
}
}
//remove items from m_qgSceneSelected that are not in q_sceneSel
QList<QGraphicsItem*> m_new;
for (auto m: m_qgSceneSelected) {
for (auto q: sceneSel) {
if (m == q) {
m_new.push_back(m);
break;
}
}
}
m_qgSceneSelected = m_new;
}
//! update Tree Selection from QGraphicsScene selection
//triggered by m_view->scene() signal
void MDIViewPage::sceneSelectionChanged()
{
sceneSelectionManager();
// QList<QGraphicsItem*> dbsceneSel = m_view->scene()->selectedItems();
if(isSelectionBlocked) {
return;
}
std::vector<Gui::SelectionObject> treeSel = Gui::Selection().getSelectionEx();
QList<QGraphicsItem*> sceneSel = m_qgSceneSelected;
//check if really need to change selection
bool sameSel = compareSelections(treeSel,sceneSel);
if (sameSel) {
return;
}
setTreeToSceneSelect();
}
//Note: Qt says: "no guarantee of selection order"!!!
void MDIViewPage::setTreeToSceneSelect(void)
{
bool saveBlock = blockConnection(true); // block selectionChanged signal from Tree/Observer
blockSelection(true);
Gui::Selection().clearSelection();
QList<QGraphicsItem*> sceneSel = m_qgSceneSelected;
for (QList<QGraphicsItem*>::iterator it = sceneSel.begin(); it != sceneSel.end(); ++it) {
QGIView *itemView = dynamic_cast<QGIView *>(*it);
if(itemView == 0) {
QGIEdge *edge = dynamic_cast<QGIEdge *>(*it);
if(edge) {
QGraphicsItem*parent = edge->parentItem();
if(!parent)
continue;
QGIView *viewItem = dynamic_cast<QGIView *>(parent);
if(!viewItem)
continue;
TechDraw::DrawView *viewObj = viewItem->getViewObject();
std::stringstream ss;
ss << "Edge" << edge->getProjIndex();
//bool accepted =
static_cast<void> (Gui::Selection().addSelection(viewObj->getDocument()->getName(),
viewObj->getNameInDocument(),
ss.str().c_str()));
showStatusMsg(viewObj->getDocument()->getName(),
viewObj->getNameInDocument(),
ss.str().c_str());
continue;
}
QGIVertex *vert = dynamic_cast<QGIVertex *>(*it);
if(vert) {
QGraphicsItem*parent = vert->parentItem();
if(!parent)
continue;
QGIView *viewItem = dynamic_cast<QGIView *>(parent);
if(!viewItem)
continue;
TechDraw::DrawView *viewObj = viewItem->getViewObject();
std::stringstream ss;
ss << "Vertex" << vert->getProjIndex();
//bool accepted =
static_cast<void> (Gui::Selection().addSelection(viewObj->getDocument()->getName(),
viewObj->getNameInDocument(),
ss.str().c_str()));
showStatusMsg(viewObj->getDocument()->getName(),
viewObj->getNameInDocument(),
ss.str().c_str());
continue;
}
QGIFace *face = dynamic_cast<QGIFace *>(*it);
if(face) {
QGraphicsItem*parent = face->parentItem();
if(!parent)
continue;
QGIView *viewItem = dynamic_cast<QGIView *>(parent);
if(!viewItem)
continue;
TechDraw::DrawView *viewObj = viewItem->getViewObject();
std::stringstream ss;
ss << "Face" << face->getProjIndex();
//bool accepted =
static_cast<void> (Gui::Selection().addSelection(viewObj->getDocument()->getName(),
viewObj->getNameInDocument(),
ss.str().c_str()));
showStatusMsg(viewObj->getDocument()->getName(),
viewObj->getNameInDocument(),
ss.str().c_str());
continue;
}
QGIDatumLabel *dimLabel = dynamic_cast<QGIDatumLabel*>(*it);
if(dimLabel) {
QGraphicsItem*dimParent = dimLabel->QGraphicsItem::parentItem();
if(!dimParent)
continue;
QGIView *dimItem = dynamic_cast<QGIView *>(dimParent);
if(!dimItem)
continue;
TechDraw::DrawView *dimObj = dimItem->getViewObject();
if (!dimObj) {
continue;
}
const char* name = dimObj->getNameInDocument();
if (!name) { //can happen during undo/redo if Dim is selected???
//Base::Console().Log("INFO - MDIVP::sceneSelectionChanged - dimObj name is null!\n");
continue;
}
//bool accepted =
static_cast<void> (Gui::Selection().addSelection(dimObj->getDocument()->getName(),dimObj->getNameInDocument()));
}
QGMText *mText = dynamic_cast<QGMText*>(*it);
if(mText) {
QGraphicsItem* textParent = mText->QGraphicsItem::parentItem();
if(!textParent) {
continue;
}
QGIView *parent = dynamic_cast<QGIView *>(textParent);
if(!parent) {
continue;
}
TechDraw::DrawView *parentFeat = parent->getViewObject();
if (!parentFeat) {
continue;
}
const char* name = parentFeat->getNameInDocument();
if (!name) { //can happen during undo/redo if Dim is selected???
continue;
}
//bool accepted =
static_cast<void> (Gui::Selection().addSelection(parentFeat->getDocument()->getName(),parentFeat->getNameInDocument()));
}
} else {
TechDraw::DrawView *viewObj = itemView->getViewObject();
if (viewObj && !viewObj->isRemoving()) {
std::string doc_name = viewObj->getDocument()->getName();
std::string obj_name = viewObj->getNameInDocument();
Gui::Selection().addSelection(doc_name.c_str(), obj_name.c_str());
showStatusMsg(doc_name.c_str(),
obj_name.c_str(),
"");
}
}
}
blockSelection(false);
blockConnection(saveBlock);
}
bool MDIViewPage::compareSelections(std::vector<Gui::SelectionObject> treeSel, QList<QGraphicsItem*> sceneSel)
{
bool result = true;
if (treeSel.empty() && sceneSel.empty()) {
return true;
} else if (treeSel.empty() && !sceneSel.empty()) {
return false;
} else if (!treeSel.empty() && sceneSel.empty()) {
return false;
}
int treeCount = 0;
int sceneCount = 0;
int subCount = 0;
int ppCount = 0;
std::vector<std::string> treeNames;
std::vector<std::string> sceneNames;
for (auto tn: treeSel) {
if (tn.getObject()->isDerivedFrom(TechDraw::DrawView::getClassTypeId())) {
int treeSubs = tn.getSubNames().size();
subCount += treeSubs;
std::string s = tn.getObject()->getNameInDocument();
treeNames.push_back(s);
}
}
std::sort(treeNames.begin(),treeNames.end());
treeCount = treeNames.size();
for (auto sn:sceneSel){
QGIView *itemView = dynamic_cast<QGIView *>(sn);
if(itemView == 0) {
QGIDatumLabel* dl = dynamic_cast<QGIDatumLabel*>(sn);
QGIPrimPath* pp = dynamic_cast<QGIPrimPath*>(sn); //count Vertex/Edge/Face
if (pp != nullptr) {
ppCount++;
} else if (dl != nullptr) {
//get dim associated with this label
QGraphicsItem* qgi = dl->parentItem();
if (qgi != nullptr) {
QGIViewDimension* vd = dynamic_cast<QGIViewDimension*>(qgi);
if (vd != nullptr) {
std::string s = vd->getViewNameAsString();
sceneNames.push_back(s);
}
}
}
} else {
std::string s = itemView->getViewNameAsString();
sceneNames.push_back(s);
}
}
std::sort(sceneNames.begin(),sceneNames.end());
sceneCount = sceneNames.size();
//different # of DrawView* vs QGIV*
if (sceneCount != treeCount) {
return false;
}
// even of counts match, have to check that names in scene == names in tree
auto treePtr = treeNames.begin();
for (auto& s: sceneNames){
if (s == (*treePtr)) {
treePtr++;
continue;
} else {
return false;
}
}
//Objects all match, check subs
if (treeCount != ppCount) {
return false;
}
return result;
}
///////////////////end Selection Routines //////////////////////
void MDIViewPage::showStatusMsg(const char* s1, const char* s2, const char* s3) const
{
QString msg = QString::fromLatin1("%1 %2.%3.%4 ")
.arg(tr("Selected:"),
QString::fromUtf8(s1),
QString::fromUtf8(s2),
QString::fromUtf8(s3));
if (Gui::getMainWindow()) {
Gui::getMainWindow()->showMessage(msg,3000);
}
}
MDIViewPage *MDIViewPage::getFromScene(const QGraphicsScene *scene)
{
if (scene != nullptr && scene->parent() != nullptr) {
return dynamic_cast<MDIViewPage *>(scene->parent());
}
return nullptr;
}
// ----------------------------------------------------------------------------
void MDIViewPagePy::init_type()
{
behaviors().name("MDIViewPagePy");
behaviors().doc("Python binding class for the MDI view page class");
// you must have overwritten the virtual functions
behaviors().supportRepr();
behaviors().supportGetattr();
behaviors().supportSetattr();
add_varargs_method("getPage", &MDIViewPagePy::getPage, "getPage() returns the page being displayed");
add_varargs_method("cast_to_base", &MDIViewPagePy::cast_to_base, "cast_to_base() cast to MDIView class");
behaviors().readyType();
}
MDIViewPagePy::MDIViewPagePy(MDIViewPage *mdi)
: base(mdi)
{
}
MDIViewPagePy::~MDIViewPagePy()
{
}
Py::Object MDIViewPagePy::repr()
{
std::ostringstream s_out;
if (!getMDIViewPagePtr())
throw Py::RuntimeError("Cannot print representation of deleted object");
s_out << "MDI view page";
return Py::String(s_out.str());
}
// Since with PyCXX it's not possible to make a sub-class of MDIViewPy
// a trick is to use MDIViewPy as class member and override getattr() to
// join the attributes of both classes. This way all methods of MDIViewPy
// appear for SheetViewPy, too.
Py::Object MDIViewPagePy::getattr(const char * attr)
{
if (!getMDIViewPagePtr())
throw Py::RuntimeError("Cannot print representation of deleted object");
std::string name( attr );
if (name == "__dict__" || name == "__class__") {
Py::Dict dict_self(BaseType::getattr("__dict__"));
Py::Dict dict_base(base.getattr("__dict__"));
for (auto it : dict_base) {
dict_self.setItem(it.first, it.second);
}
return dict_self;
}
try {
return BaseType::getattr(attr);
}
catch (Py::AttributeError& e) {
e.clear();
return base.getattr(attr);
}
}
MDIViewPage* MDIViewPagePy::getMDIViewPagePtr()
{
return qobject_cast<MDIViewPage*>(base.getMDIViewPtr());
}
Py::Object MDIViewPagePy::getPage(const Py::Tuple& args)
{
if (!PyArg_ParseTuple(args.ptr(), ""))
throw Py::Exception();
return Py::asObject(new TechDraw::DrawPagePy(getMDIViewPagePtr()->getPage()));
}
Py::Object MDIViewPagePy::cast_to_base(const Py::Tuple&)
{
return Gui::MDIViewPy::create(base.getMDIViewPtr());
}
#include <Mod/TechDraw/Gui/moc_MDIViewPage.cpp>
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