284 lines
10 KiB
C++
284 lines
10 KiB
C++
/***************************************************************************
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* Copyright (c) 2004 Jürgen Riegel <juergen.riegel@web.de> *
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* Copyright (c) 2012 Luke Parry <l.parry@warwick.ac.uk> *
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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 <boost_bind_bind.hpp>
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#include <boost_signals2.hpp>
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#include <boost/signals2/connection.hpp>
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#endif
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#include <App/DocumentObject.h>
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#include <Gui/Application.h>
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#include <Gui/Control.h>
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#include <Mod/TechDraw/App/DrawView.h>
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#include "ViewProviderDrawingView.h"
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#include "MDIViewPage.h"
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#include "QGIView.h"
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#include "QGVPage.h"
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#include "ViewProviderPage.h"
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using namespace TechDrawGui;
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namespace bp = boost::placeholders;
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PROPERTY_SOURCE(TechDrawGui::ViewProviderDrawingView, Gui::ViewProviderDocumentObject)
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ViewProviderDrawingView::ViewProviderDrawingView()
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{
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// Base::Console().Message("VPDV::VPDV\n");
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sPixmap = "TechDraw_TreeView";
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static const char *group = "Base";
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ADD_PROPERTY_TYPE(KeepLabel ,(false),group,App::Prop_None,"Keep Label on Page even if toggled off");
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// Do not show in property editor why? wf WF: because DisplayMode applies only to coin and we
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// don't use coin.
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DisplayMode.setStatus(App::Property::Hidden,true);
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m_docReady = true;
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}
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ViewProviderDrawingView::~ViewProviderDrawingView()
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{
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}
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void ViewProviderDrawingView::attach(App::DocumentObject *pcFeat)
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{
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// Base::Console().Message("VPDV::attach(%s)\n", pcFeat->getNameInDocument());
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ViewProviderDocumentObject::attach(pcFeat);
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auto bnd = boost::bind(&ViewProviderDrawingView::onGuiRepaint, this, bp::_1);
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auto feature = getViewObject();
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if (feature != nullptr) {
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connectGuiRepaint = feature->signalGuiPaint.connect(bnd);
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//TODO: would be good to start the QGIV creation process here, but no guarantee we actually have
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// MDIVP or QGVP yet.
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// but parent page might. we may not be part of the document yet though!
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// :( we're not part of the page yet either!
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} else {
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Base::Console().Warning("VPDV::attach has no Feature!\n");
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}
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// TechDraw::DrawView* view = static_cast<TechDraw::DrawView*>(pcFeat);
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// TechDraw::DrawPage* page = view->findParentPage();
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// TechDraw::DrawPage* page = feature->findParentPage();
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// Base::Console().Message("VPDV::attach(%X) - parent: %X\n",
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// pcFeat, page);
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// pcFeat->getNameInDocument(), page->getNameInDocument());
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}
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void ViewProviderDrawingView::setDisplayMode(const char* ModeName)
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{
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ViewProviderDocumentObject::setDisplayMode(ModeName);
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}
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std::vector<std::string> ViewProviderDrawingView::getDisplayModes(void) const
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{
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std::vector<std::string> StrList = ViewProviderDocumentObject::getDisplayModes();
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return StrList;
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}
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void ViewProviderDrawingView::onChanged(const App::Property *prop)
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{
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App::DocumentObject* obj = getObject();
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if (!obj || obj->isRestoring()) {
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Gui::ViewProviderDocumentObject::onChanged(prop);
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return;
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}
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if (prop == &Visibility) {
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// if(Visibility.getValue()) {
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// show();
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// } else {
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// hide();
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// }
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} else if (prop == &KeepLabel) {
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QGIView* qgiv = getQView();
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if (qgiv) {
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qgiv->updateView(true);
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}
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}
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Gui::ViewProviderDocumentObject::onChanged(prop);
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}
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void ViewProviderDrawingView::show(void)
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{
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TechDraw::DrawView* obj = getViewObject();
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if (!obj || obj->isRestoring())
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return;
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if (obj->getTypeId().isDerivedFrom(TechDraw::DrawView::getClassTypeId())) {
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QGIView* qView = getQView();
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if (qView) {
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qView->draw();
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qView->show();
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}
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}
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ViewProviderDocumentObject::show();
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}
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void ViewProviderDrawingView::hide(void)
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{
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TechDraw::DrawView* obj = getViewObject();
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if (!obj || obj->isRestoring())
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return;
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if (obj->getTypeId().isDerivedFrom(TechDraw::DrawView::getClassTypeId())) {
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QGIView* qView = getQView();
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if (qView) {
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//note: hiding an item in the scene clears its selection status
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// this confuses Gui::Selection.
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// So we block selection changes while we are hiding the qgiv
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// in FC Tree hiding does not change selection state.
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// block/unblock selection protects against crash in Gui::SelectionSingleton::setVisible
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MDIViewPage* mdi = getMDIViewPage();
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if (mdi != nullptr) { //if there is no mdivp, there is nothing to hide!
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mdi->blockSceneSelection(true);
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qView->hide();
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ViewProviderDocumentObject::hide();
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mdi->blockSceneSelection(false);
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}
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}
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}
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}
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QGIView* ViewProviderDrawingView::getQView(void)
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{
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QGIView *qView = nullptr;
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if (m_docReady){
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TechDraw::DrawView* dv = getViewObject();
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if (dv) {
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Gui::Document* guiDoc = Gui::Application::Instance->getDocument(getViewObject()->getDocument());
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if (guiDoc != nullptr) {
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Gui::ViewProvider* vp = guiDoc->getViewProvider(getViewObject()->findParentPage());
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ViewProviderPage* dvp = dynamic_cast<ViewProviderPage*>(vp);
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if (dvp) {
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if (dvp->getMDIViewPage()) {
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if (dvp->getMDIViewPage()->getQGVPage()) {
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qView = dynamic_cast<QGIView *>(dvp->getMDIViewPage()->
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getQGVPage()->findQViewForDocObj(getViewObject()));
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}
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}
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}
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}
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}
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}
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return qView;
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}
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bool ViewProviderDrawingView::isShow(void) const
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{
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return Visibility.getValue();
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}
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void ViewProviderDrawingView::startRestoring()
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{
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m_docReady = false;
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Gui::ViewProviderDocumentObject::startRestoring();
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}
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void ViewProviderDrawingView::finishRestoring()
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{
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m_docReady = true;
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if (Visibility.getValue()) {
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show();
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} else {
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hide();
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}
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Gui::ViewProviderDocumentObject::finishRestoring();
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}
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void ViewProviderDrawingView::updateData(const App::Property* prop)
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{
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if (prop == &(getViewObject()->Rotation) ||
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prop == &(getViewObject()->X) ||
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prop == &(getViewObject()->Y) ) {
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QGIView* qgiv = getQView();
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if (qgiv) {
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qgiv->updateView(true);
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}
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}
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Gui::ViewProviderDocumentObject::updateData(prop);
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}
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void ViewProviderDrawingView::unsetEdit(int ModNum)
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{
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if (ModNum == ViewProvider::Default) {
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Gui::Control().closeDialog();
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}
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else {
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Gui::ViewProviderDocumentObject::unsetEdit(ModNum);
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}
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}
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MDIViewPage* ViewProviderDrawingView::getMDIViewPage() const
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{
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MDIViewPage* result = nullptr;
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Gui::Document* guiDoc = Gui::Application::Instance->getDocument(getViewObject()->getDocument());
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if (guiDoc != nullptr) {
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Gui::ViewProvider* vp = guiDoc->getViewProvider(getViewObject()->findParentPage());
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ViewProviderPage* dvp = dynamic_cast<ViewProviderPage*>(vp);
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if (dvp) {
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result = dvp->getMDIViewPage();
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}
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}
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return result;
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}
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Gui::MDIView *ViewProviderDrawingView::getMDIView() const
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{
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return getMDIViewPage();
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}
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void ViewProviderDrawingView::onGuiRepaint(const TechDraw::DrawView* dv)
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{
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// Base::Console().Message("VPDV::onGuiRepaint(%s)\n", dv->getNameInDocument());
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if (dv == getViewObject()) {
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if (!dv->isRemoving() &&
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!dv->isRestoring()) {
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QGIView* qgiv = getQView();
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if (qgiv) {
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qgiv->updateView(true);
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} else { //we are not part of the Gui page yet. ask page to add us.
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//TODO: this bit causes trouble. Should move QGIV creation to attach?
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// is MDIVP/QGVP available at attach time?
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// wf: mdivp/qgvp is not necessarily directly available at attach time. It should be available
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// via the parent DrawPage since the DP is created before any views.
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// Base::Console().Message("VPDV::onGuiRepaint - no QGIV for: %s\n",dv->getNameInDocument());
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MDIViewPage* page = getMDIViewPage();
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if (page != nullptr) {
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page->addView(dv);
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}
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}
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}
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}
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}
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TechDraw::DrawView* ViewProviderDrawingView::getViewObject() const
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{
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return dynamic_cast<TechDraw::DrawView*>(pcObject);
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}
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