131 lines
4.7 KiB
C++
131 lines
4.7 KiB
C++
/***************************************************************************
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* Copyright (c) 2004 Jürgen Riegel <juergen.riegel@web.de> *
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* Copyright (c) 2015 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 <Precision.hxx>
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#endif
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#include <App/DocumentObject.h>
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#include <Base/UnitsApi.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/DrawHatch.h>
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#include <Mod/TechDraw/App/DrawViewPart.h>
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#include "TaskHatch.h"
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#include "ViewProviderHatch.h"
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using namespace TechDrawGui;
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//scaleRange = {lowerLimit, upperLimit, stepSize}
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//original range is far too broad for drawing. causes massive loop counts.
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//App::PropertyFloatConstraint::Constraints ViewProviderHatch::scaleRange = {Precision::Confusion(),
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// std::numeric_limits<double>::max(),
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// pow(10,- Base::UnitsApi::getDecimals())};
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App::PropertyFloatConstraint::Constraints ViewProviderHatch::scaleRange = {pow(10,- Base::UnitsApi::getDecimals()),
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1000.0,
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0.1};
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PROPERTY_SOURCE(TechDrawGui::ViewProviderHatch, Gui::ViewProviderDocumentObject)
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//**************************************************************************
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// Construction/Destruction
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ViewProviderHatch::ViewProviderHatch()
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{
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sPixmap = "TechDraw_TreeHatch";
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static const char *vgroup = "Hatch";
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ADD_PROPERTY_TYPE(HatchColor,(TechDraw::DrawHatch::prefSvgHatchColor()),
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vgroup,App::Prop_None,"The color of the hatch pattern");
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ADD_PROPERTY_TYPE(HatchScale,(1.0),vgroup,App::Prop_None,"Hatch pattern size adjustment");
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HatchScale.setConstraints(&scaleRange);
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}
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ViewProviderHatch::~ViewProviderHatch()
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{
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}
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bool ViewProviderHatch::setEdit(int ModNum)
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{
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if (ModNum != ViewProvider::Default) {
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return Gui::ViewProviderDocumentObject::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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// clear the selection (convenience)
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Gui::Selection().clearSelection();
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Gui::Control().showDialog(new TaskDlgHatch(this));
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return true;
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}
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bool ViewProviderHatch::doubleClicked(void)
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{
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setEdit(0);
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return true;
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}
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void ViewProviderHatch::onChanged(const App::Property* prop)
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{
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if ((prop == &HatchScale) ||
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(prop == &HatchColor)) {
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if (HatchScale.getValue() > 0.0) {
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TechDraw::DrawViewPart* parent = getViewObject()->getSourceView();
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if (parent) {
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parent->requestPaint();
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}
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}
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}
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}
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TechDraw::DrawHatch* ViewProviderHatch::getViewObject() const
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{
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return dynamic_cast<TechDraw::DrawHatch*>(pcObject);
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}
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bool ViewProviderHatch::canDelete(App::DocumentObject *obj) const
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{
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// deletion of hatches don't destroy anything
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// thus we can pass this action
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Q_UNUSED(obj)
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return true;
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}
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Gui::MDIView *ViewProviderHatch::getMDIView() const
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{
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auto obj = getViewObject();
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if(!obj)
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return nullptr;
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auto vp = Gui::Application::Instance->getViewProvider(obj->getSourceView());
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if(!vp)
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return nullptr;
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return vp->getMDIView();
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}
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