238 lines
8.7 KiB
C++
238 lines
8.7 KiB
C++
/***************************************************************************
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* Copyright (c) 2004 Jürgen Riegel <juergen.riegel@web.de> *
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* Copyright (c) 2019 Wanderer Fan <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 <QMessageBox>
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# include <QTextStream>
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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 <Gui/MainWindow.h>
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#include <Gui/Selection.h>
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#include <Mod/TechDraw/App/LineGroup.h>
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#include <Mod/TechDraw/App/DrawLeaderLine.h>
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#include <Mod/TechDraw/App/DrawRichAnno.h>
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#include <Mod/TechDraw/App/DrawWeldSymbol.h>
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#include "PreferencesGui.h"
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#include "QGIView.h"
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#include "TaskLeaderLine.h"
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#include "ViewProviderLeader.h"
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using namespace TechDrawGui;
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using namespace TechDraw;
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PROPERTY_SOURCE(TechDrawGui::ViewProviderLeader, TechDrawGui::ViewProviderDrawingView)
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const char* ViewProviderLeader::LineStyleEnums[] = { "NoLine",
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"Continuous",
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"Dash",
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"Dot",
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"DashDot",
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"DashDotDot",
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nullptr };
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//**************************************************************************
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// Construction/Destruction
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ViewProviderLeader::ViewProviderLeader()
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{
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sPixmap = "actions/TechDraw_LeaderLine";
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static const char *group = "Line Format";
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ADD_PROPERTY_TYPE(LineWidth,(getDefLineWeight()),group,(App::PropertyType)(App::Prop_None),"Line width");
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LineStyle.setEnums(LineStyleEnums);
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ADD_PROPERTY_TYPE(LineStyle,(1),group,(App::PropertyType)(App::Prop_None),"Line style");
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ADD_PROPERTY_TYPE(Color,(getDefLineColor()),group,App::Prop_None,"Color of the Markup");
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}
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ViewProviderLeader::~ViewProviderLeader()
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{
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}
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bool ViewProviderLeader::setEdit(int ModNum)
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{
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// Base::Console().Message("VPL::setEdit(%d)\n",ModNum);
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if (ModNum != ViewProvider::Default) {
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return ViewProviderDrawingView::setEdit(ModNum);
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}
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if (Gui::Control().activeDialog()) {
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return false; //TaskPanel already open!
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}
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Gui::Selection().clearSelection();
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Gui::Control().showDialog(new TaskDlgLeaderLine(this));
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return true;
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}
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bool ViewProviderLeader::doubleClicked()
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{
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// Base::Console().Message("VPL::doubleClicked()\n");
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setEdit(ViewProvider::Default);
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return true;
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}
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void ViewProviderLeader::updateData(const App::Property* p)
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{
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if (!getFeature()->isRestoring()) {
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if (p == &getFeature()->LeaderParent) {
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App::DocumentObject* docObj = getFeature()->LeaderParent.getValue();
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TechDraw::DrawView* dv = dynamic_cast<TechDraw::DrawView*>(docObj);
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if (dv) {
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QGIView* qgiv = getQView();
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if (qgiv) {
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qgiv->onSourceChange(dv);
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}
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}
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}
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}
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ViewProviderDrawingView::updateData(p);
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}
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void ViewProviderLeader::onChanged(const App::Property* p)
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{
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if ((p == &Color) ||
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(p == &LineWidth) ||
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(p == &LineStyle)) {
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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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ViewProviderDrawingView::onChanged(p);
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}
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std::vector<App::DocumentObject*> ViewProviderLeader::claimChildren() const
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{
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// Collect any child Document Objects and put them in the right place in the Feature tree
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// valid children of a ViewLeader are:
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// - Rich Annotations
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// - Weld Symbols
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std::vector<App::DocumentObject*> temp;
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const std::vector<App::DocumentObject *> &views = getFeature()->getInList();
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try {
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for(std::vector<App::DocumentObject *>::const_iterator it = views.begin(); it != views.end(); ++it) {
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if ((*it)->getTypeId().isDerivedFrom(TechDraw::DrawRichAnno::getClassTypeId())) {
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temp.push_back((*it));
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} else if ((*it)->getTypeId().isDerivedFrom(TechDraw::DrawWeldSymbol::getClassTypeId())) {
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temp.push_back((*it));
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}
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}
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return temp;
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}
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catch (...) {
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std::vector<App::DocumentObject*> tmp;
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return tmp;
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}
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}
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TechDraw::DrawLeaderLine* ViewProviderLeader::getViewObject() const
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{
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return dynamic_cast<TechDraw::DrawLeaderLine*>(pcObject);
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}
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TechDraw::DrawLeaderLine* ViewProviderLeader::getFeature() const
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{
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return dynamic_cast<TechDraw::DrawLeaderLine*>(pcObject);
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}
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double ViewProviderLeader::getDefLineWeight()
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{
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return TechDraw::LineGroup::getDefaultWidth("Thin");
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}
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App::Color ViewProviderLeader::getDefLineColor()
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{
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return PreferencesGui::leaderColor();
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}
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void ViewProviderLeader::handleChangedPropertyType(Base::XMLReader &reader, const char *TypeName, App::Property *prop)
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// transforms properties that had been changed
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{
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// property LineWidth had the App::PropertyFloat and was changed to App::PropertyLength
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if (prop == &LineWidth && strcmp(TypeName, "App::PropertyFloat") == 0) {
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App::PropertyFloat LineWidthProperty;
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// restore the PropertyFloat to be able to set its value
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LineWidthProperty.Restore(reader);
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LineWidth.setValue(LineWidthProperty.getValue());
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}
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// property LineStyle had the App::PropertyInteger and was changed to App::PropertyIntegerConstraint
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else if (prop == &LineStyle && strcmp(TypeName, "App::PropertyInteger") == 0) {
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App::PropertyInteger LineStyleProperty;
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// restore the PropertyInteger to be able to set its value
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LineStyleProperty.Restore(reader);
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LineStyle.setValue(LineStyleProperty.getValue());
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}
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// property LineStyle had the App::PropertyIntegerConstraint and was changed to App::PropertyEnumeration
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else if (prop == &LineStyle && strcmp(TypeName, "App::PropertyIntegerConstraint") == 0) {
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App::PropertyIntegerConstraint LineStyleProperty;
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// restore the PropertyIntegerConstraint to be able to set its value
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LineStyleProperty.Restore(reader);
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LineStyle.setValue(LineStyleProperty.getValue());
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}
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else {
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ViewProviderDrawingView::handleChangedPropertyType(reader, TypeName, prop);
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}
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}
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bool ViewProviderLeader::onDelete(const std::vector<std::string> &)
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{
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// a leader line cannot be deleted if it has a child weld symbol
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// get childs
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auto childs = claimChildren();
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if (childs.empty()) {
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return true;
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}
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QString bodyMessage;
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QTextStream bodyMessageStream(&bodyMessage);
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bodyMessageStream << qApp->translate("Std_Delete",
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"You cannot delete this leader line because\nit has a weld symbol that would become broken.");
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QMessageBox::warning(Gui::getMainWindow(),
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qApp->translate("Std_Delete", "Object dependencies"), bodyMessage,
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QMessageBox::Ok);
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return false;
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}
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bool ViewProviderLeader::canDelete(App::DocumentObject *obj) const
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{
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// deletions of Leader line objects don't destroy anything
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// thus we can pass this action
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// that the parent view cannot be deleted is handled
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// in its onDelete() function
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Q_UNUSED(obj)
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return true;
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}
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