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/*
* This program 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 2
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#pragma once
/** \file
* \ingroup freestyle
* \brief Class to define the representation of 3D Line.
*/
#include <list>
#include <vector>
#include "Rep.h"
#include "../system/FreestyleConfig.h"
using namespace std;
namespace Freestyle {
/*! Base class for all lines objects */
class LineRep : public Rep {
public:
/*! Line description style */
enum LINES_STYLE {
LINES,
LINE_STRIP,
LINE_LOOP,
};
inline LineRep() : Rep()
{
_width = 0.0f;
}
/*! Builds a single line from 2 vertices
* v1
* first vertex
* v2
* second vertex
*/
inline LineRep(const Vec3r &v1, const Vec3r &v2) : Rep()
{
setStyle(LINES);
AddVertex(v1);
AddVertex(v2);
_width = 0.0f;
}
/*! Builds a line rep from a vertex chain */
inline LineRep(const vector<Vec3r> &vertices) : Rep()
{
_vertices = vertices;
setStyle(LINE_STRIP);
_width = 0.0f;
}
/*! Builds a line rep from a vertex chain */
inline LineRep(const list<Vec3r> &vertices) : Rep()
{
for (list<Vec3r>::const_iterator v = vertices.begin(), end = vertices.end(); v != end; ++v) {
_vertices.push_back(*v);
}
setStyle(LINE_STRIP);
_width = 0.0f;
}
virtual ~LineRep()
{
_vertices.clear();
}
/*! accessors */
inline const LINES_STYLE style() const
{
return _Style;
}
inline const vector<Vec3r> &vertices() const
{
return _vertices;
}
inline float width() const
{
return _width;
}
/*! modifiers */
inline void setStyle(const LINES_STYLE iStyle)
{
_Style = iStyle;
}
inline void AddVertex(const Vec3r &iVertex)
{
_vertices.push_back(iVertex);
}
inline void setVertices(const vector<Vec3r> &iVertices)
{
if (0 != _vertices.size()) {
_vertices.clear();
}
for (vector<Vec3r>::const_iterator v = iVertices.begin(), end = iVertices.end(); v != end;
++v) {
_vertices.push_back(*v);
}
}
inline void setWidth(float iWidth)
{
_width = iWidth;
}
/*! Accept the corresponding visitor */
virtual void accept(SceneVisitor &v)
{
Rep::accept(v);
v.visitLineRep(*this);
}
/*! Computes the line bounding box.*/
virtual void ComputeBBox();
private:
LINES_STYLE _Style;
vector<Vec3r> _vertices;
float _width;
#ifdef WITH_CXX_GUARDEDALLOC
MEM_CXX_CLASS_ALLOC_FUNCS("Freestyle:LineRep")
#endif
};
} /* namespace Freestyle */
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