101 lines
3.0 KiB
C++
101 lines
3.0 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/** \file
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* \ingroup freestyle
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* \brief Class to define the Postscript rendering of a stroke
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*/
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#include "Canvas.h"
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#include "PSStrokeRenderer.h"
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namespace Freestyle {
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PSStrokeRenderer::PSStrokeRenderer(const char *iFileName) : StrokeRenderer()
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{
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if (!iFileName) {
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iFileName = "freestyle.ps";
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}
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// open the stream:
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_ofstream.open(iFileName, ios::out);
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if (!_ofstream.is_open()) {
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cerr << "couldn't open the output file " << iFileName << endl;
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}
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_ofstream << "%!PS-Adobe-2.0 EPSF-2.0" << endl;
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_ofstream << "%%Creator: Freestyle (http://artis.imag.fr/Software/Freestyle)" << endl;
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_ofstream << "%%BoundingBox: " << 0 << " " << 0 << " " << Canvas::getInstance()->width() << " "
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<< Canvas::getInstance()->height() << endl;
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_ofstream << "%%EndComments" << endl;
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}
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PSStrokeRenderer::~PSStrokeRenderer()
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{
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Close();
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}
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void PSStrokeRenderer::RenderStrokeRep(StrokeRep *iStrokeRep) const
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{
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RenderStrokeRepBasic(iStrokeRep);
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}
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void PSStrokeRenderer::RenderStrokeRepBasic(StrokeRep *iStrokeRep) const
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{
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vector<Strip *> &strips = iStrokeRep->getStrips();
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Strip::vertex_container::iterator v[3];
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StrokeVertexRep *svRep[3];
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Vec3r color[3];
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for (vector<Strip *>::iterator s = strips.begin(), send = strips.end(); s != send; ++s) {
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Strip::vertex_container &vertices = (*s)->vertices();
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v[0] = vertices.begin();
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v[1] = v[0];
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++(v[1]);
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v[2] = v[1];
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++(v[2]);
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while (v[2] != vertices.end()) {
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svRep[0] = *(v[0]);
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svRep[1] = *(v[1]);
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svRep[2] = *(v[2]);
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color[0] = svRep[0]->color();
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// color[1] = svRep[1]->color();
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// color[2] = svRep[2]->color();
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_ofstream << "newpath" << endl;
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_ofstream << (color[0])[0] << " " << (color[0])[1] << " " << (color[0])[2] << " setrgbcolor"
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<< endl;
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_ofstream << svRep[0]->point2d()[0] << " " << svRep[0]->point2d()[1] << " moveto" << endl;
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_ofstream << svRep[1]->point2d()[0] << " " << svRep[1]->point2d()[1] << " lineto" << endl;
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_ofstream << svRep[2]->point2d()[0] << " " << svRep[2]->point2d()[1] << " lineto" << endl;
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_ofstream << "closepath" << endl;
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_ofstream << "fill" << endl;
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++v[0];
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++v[1];
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++v[2];
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}
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}
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}
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void PSStrokeRenderer::Close()
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{
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if (_ofstream.is_open()) {
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_ofstream.close();
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}
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}
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} /* namespace Freestyle */
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