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sethLabels/glabels/RollTemplatePath.cpp
T
Jaye Evins 1c902230fe Big-Ugly Style Update (#278)
* Bulk replaced tabs with spaces
* Bulk removed trailing whitespace from lines
* Replaced c-style comments with c++-style comments in file banners
* Replace nested namespace definitions with single concise definitions (C++17), this keeps the indentation more manageable
* Cleanup ordering and spacing of include directives
* Bulk renaming of header file extensions from '.h' to '.hpp'.
* Update CODING-STYLE.md
* Update target_compile_features from cxx_std_11 to cxx_std_20.
* Refresh .clang-format file.  Still needs a lot of tweaking.
2026-01-07 19:43:34 -05:00

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C++

// RollTemplatePath.cpp
//
// Copyright (C) 2014 Jaye Evins <evins@snaught.com>
//
// This file is part of gLabels-qt.
//
// gLabels-qt is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// gLabels-qt is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with gLabels-qt. If not, see <http://www.gnu.org/licenses/>.
//
#include "RollTemplatePath.hpp"
#include <QDebug>
namespace glabels
{
///
/// Constructor
///
RollTemplatePath::RollTemplatePath( const model::Template& tmplate )
{
if ( !tmplate.isRoll() )
{
qWarning() << "Not a \"Roll\" template type.";
}
model::Distance x0 = (tmplate.pageWidth() - tmplate.rollWidth()) / 2.0;
model::Distance w = tmplate.rollWidth();
model::Distance h = tmplate.pageHeight();
model::Distance c = 0.07*h;
model::Distance b = 0.03*h;
const int nx = 18;
// Upper break line
moveTo( x0.pt(), -c.pt() );
for ( int ix = 1; ix <= nx; ix++ )
{
model::Distance x = ix * (w/double(nx)) + x0;
double a = ix * (2*M_PI/double(nx));
lineTo( x.pt(), b.pt()*sin(a) - c.pt() );
}
// Lower break line
lineTo( (x0+w).pt(), (h+c).pt() );
for ( int ix = nx-1; ix >= 0; ix-- )
{
model::Distance x = ix * (w/double(nx)) + x0;
double a = ix * (2*M_PI/double(nx));
lineTo( x.pt(), b.pt()*sin(a) + h.pt() + c.pt() );
}
// Close path
closeSubpath();
}
} // namespace glabels