144 lines
6.2 KiB
C++
144 lines
6.2 KiB
C++
/***************************************************************************
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* Copyright (c) 2012 Yorik van Havre <yorik@uncreated.net> *
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* Copyright (c) 2013 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 <iomanip>
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# include <sstream>
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#endif
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#include "DrawViewAnnotation.h"
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#include "Preferences.h"
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using namespace TechDraw;
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//===========================================================================
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// DrawViewAnnotation
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//===========================================================================
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PROPERTY_SOURCE(TechDraw::DrawViewAnnotation, TechDraw::DrawView)
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const char* DrawViewAnnotation::TextStyleEnums[]= {"Normal",
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"Bold",
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"Italic",
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"Bold-Italic",
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nullptr};
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DrawViewAnnotation::DrawViewAnnotation()
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{
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static const char *vgroup = "Annotation";
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ADD_PROPERTY_TYPE(Text ,("Default Text"), vgroup, App::Prop_None, "Annotation text");
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ADD_PROPERTY_TYPE(Font ,(Preferences::labelFont().c_str()),
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vgroup, App::Prop_None, "Font name");
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ADD_PROPERTY_TYPE(TextColor, (Preferences::normalColor()), vgroup, App::Prop_None, "Text color");
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ADD_PROPERTY_TYPE(TextSize, (Preferences::labelFontSizeMM()),
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vgroup, App::Prop_None, "Text size");
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ADD_PROPERTY_TYPE(MaxWidth, (-1.0), vgroup, App::Prop_None, "Maximum width of the annotation block (in mm).\n -1 means no maximum width.");
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ADD_PROPERTY_TYPE(LineSpace, (100), vgroup, App::Prop_None, "Line spacing in %. 100 means single spaced,\n 200 would be double spaced.");
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TextStyle.setEnums(TextStyleEnums);
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ADD_PROPERTY_TYPE(TextStyle, ((long)0), vgroup, App::Prop_None, "Text style");
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Scale.setStatus(App::Property::Hidden, true);
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ScaleType.setStatus(App::Property::Hidden, true);
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}
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void DrawViewAnnotation::onChanged(const App::Property* prop)
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{
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if (!isRestoring()) {
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if (prop == &Text ||
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prop == &Font ||
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prop == &TextColor ||
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prop == &TextSize ||
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prop == &LineSpace ||
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prop == &TextStyle ||
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prop == &MaxWidth) {
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requestPaint();
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}
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}
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TechDraw::DrawView::onChanged(prop);
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}
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void DrawViewAnnotation::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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// also check for changed properties of the base class
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DrawView::handleChangedPropertyType(reader, TypeName, prop);
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// property LineSpace had the App::PropertyInteger and was changed to App::PropertyPercent
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// the above change does not allow lines to be spaced wider than single space, so the change has been
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// reverted, but we have to handle existing files that have a PropertyPercent
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if (prop == &LineSpace && strcmp(TypeName, "App::PropertyPercent") == 0) {
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App::PropertyPercent LineSpaceProperty;
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// restore the PropertyPercent to be able to set its value
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LineSpaceProperty.Restore(reader);
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LineSpace.setValue(LineSpaceProperty.getValue());
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}
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// property MaxWidth had the App::PropertyFloat and was changed to App::PropertyLength
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// the above change did not consider that -1 is a magic value that indicates the line
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// should not be broken.
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else if (prop == &MaxWidth && strcmp(TypeName, "App::PropertyLength") == 0) {
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App::PropertyFloat MaxWidthProperty;
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MaxWidthProperty.Restore(reader);
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MaxWidth.setValue(MaxWidthProperty.getValue());
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}
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}
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QRectF DrawViewAnnotation::getRect() const
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{
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double tSize = TextSize.getValue();
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int lines = Text.getValues().size();
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int chars = 1;
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for (auto& l:Text.getValues()) {
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if ((int)l.size() > chars) {
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chars = (int)l.size();
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}
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}
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int w = chars * std::max(1, (int)tSize);
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int h = lines * std::max(1, (int)tSize);
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return { 0, 0, getScale() * w, getScale() * h};
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}
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App::DocumentObjectExecReturn *DrawViewAnnotation::execute()
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{
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requestPaint();
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return TechDraw::DrawView::execute();
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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::DrawViewAnnotationPython, TechDraw::DrawViewAnnotation)
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template<> const char* TechDraw::DrawViewAnnotationPython::getViewProviderName() const {
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return "TechDrawGui::ViewProviderAnnotation";
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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::DrawViewAnnotation>;
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}
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