158 lines
6.7 KiB
C++
158 lines
6.7 KiB
C++
/***************************************************************************
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* Copyright (c) WandererFan - 2016 (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 <sstream>
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#endif
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#include <iomanip>
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#include <Base/Console.h>
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#include <Base/Exception.h>
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#include <Base/FileInfo.h>
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#include <Base/Interpreter.h>
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#include "DrawViewDraft.h"
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using namespace TechDraw;
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using namespace std;
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//===========================================================================
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// DrawViewDraft
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//===========================================================================
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PROPERTY_SOURCE(TechDraw::DrawViewDraft, TechDraw::DrawViewSymbol)
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DrawViewDraft::DrawViewDraft(void)
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{
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static const char *group = "Draft view";
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ADD_PROPERTY_TYPE(Source ,(0),group,App::Prop_None,"Draft object for this view");
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ADD_PROPERTY_TYPE(LineWidth,(0.35),group,App::Prop_None,"Line width of this view");
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ADD_PROPERTY_TYPE(FontSize,(12.0),group,App::Prop_None,"Text size for this view");
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ADD_PROPERTY_TYPE(Direction ,(0,0,1.0),group,App::Prop_None,"Projection direction. The direction you are looking from.");
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ADD_PROPERTY_TYPE(Color,(0.0f,0.0f,0.0f),group,App::Prop_None,"The default color of text and lines");
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ADD_PROPERTY_TYPE(LineStyle,("Solid") ,group,App::Prop_None,"A line style to use for this view. Can be Solid, Dashed, Dashdot, Dot or a SVG pattern like 0.20,0.20");
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ADD_PROPERTY_TYPE(LineSpacing,(1.0f),group,App::Prop_None,"The spacing between lines to use for multiline texts");
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ScaleType.setValue("Custom");
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}
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DrawViewDraft::~DrawViewDraft()
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{
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}
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void DrawViewDraft::onChanged(const App::Property* prop)
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{
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if (!isRestoring()) {
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if (prop == &Source ||
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prop == &LineWidth ||
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prop == &FontSize ||
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prop == &Direction ||
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prop == &Color ||
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prop == &LineStyle ||
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prop == &LineSpacing) {
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try {
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App::DocumentObjectExecReturn *ret = recompute();
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delete ret;
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}
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catch (...) {
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}
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}
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}
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TechDraw::DrawViewSymbol::onChanged(prop);
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}
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App::DocumentObjectExecReturn *DrawViewDraft::execute(void)
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{
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if (!keepUpdated()) {
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return App::DocumentObject::StdReturn;
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}
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App::DocumentObject* sourceObj = Source.getValue();
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if (sourceObj) {
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std::string svgFrag;
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std::string svgHead = getSVGHead();
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std::string svgTail = getSVGTail();
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std::string FeatName = getNameInDocument();
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std::string SourceName = sourceObj->getNameInDocument();
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// Draft.getSVG(obj,scale=1,linewidth=0.35,fontsize=12,fillstyle="shape color",direction=None,linestyle=None,color=None,linespacing=None,techdraw=False)
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std::stringstream paramStr;
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App::Color col = Color.getValue();
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paramStr << ",scale=" << getScale()
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<< ",linewidth=" << LineWidth.getValue()
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<< ",fontsize=" << FontSize.getValue()
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// TODO treat fillstyle here
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<< ",direction=FreeCAD.Vector(" << Direction.getValue().x << "," << Direction.getValue().y << "," << Direction.getValue().z << ")"
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<< ",linestyle=\"" << LineStyle.getValue() << "\""
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<< ",color=\"" << col.asCSSString() << "\""
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<< ",linespacing=" << LineSpacing.getValue()
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// We must set techdraw to "true" becausea couple of things behave differently than in Drawing
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<< ",techdraw=True";
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// this is ok for a starting point, but should eventually make dedicated Draft functions that build the svg for all the special cases
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// (Arch section, etc)
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// like Draft.makeDrawingView, but we don't need to create the actual document objects in Draft, just the svg.
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Base::Interpreter().runString("import Draft");
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Base::Interpreter().runStringArg("svgBody = Draft.getSVG(App.activeDocument().%s %s)",
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SourceName.c_str(),paramStr.str().c_str());
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// Base::Interpreter().runString("print svgBody");
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Base::Interpreter().runStringArg("App.activeDocument().%s.Symbol = '%s' + svgBody + '%s'",
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FeatName.c_str(),svgHead.c_str(),svgTail.c_str());
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}
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requestPaint();
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return DrawView::execute();
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}
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std::string DrawViewDraft::getSVGHead(void)
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{
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std::string head = std::string("<svg\\n") +
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std::string(" xmlns=\"http://www.w3.org/2000/svg\" version=\"1.1\"\\n") +
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std::string(" xmlns:freecad=\"http://www.freecadweb.org/wiki/index.php?title=Svg_Namespace\">\\n");
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return head;
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}
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std::string DrawViewDraft::getSVGTail(void)
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{
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std::string tail = "\\n</svg>";
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return tail;
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}
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// Python Drawing feature ---------------------------------------------------------
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namespace App {
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/// @cond DOXERR
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PROPERTY_SOURCE_TEMPLATE(TechDraw::DrawViewDraftPython, TechDraw::DrawViewDraft)
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template<> const char* TechDraw::DrawViewDraftPython::getViewProviderName(void) const {
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return "TechDrawGui::ViewProviderDraft";
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}
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/// @endcond
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// explicit template instantiation
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template class TechDrawExport FeaturePythonT<TechDraw::DrawViewDraft>;
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}
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