openscad/src/DrawingCallback.h

60 lines
1.9 KiB
C++

/*
* OpenSCAD (www.openscad.org)
* Copyright (C) 2009-2011 Clifford Wolf <clifford@clifford.at> and
* Marius Kintel <marius@kintel.net>
*
* 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.
*
* As a special exception, you have permission to link this program
* with the CGAL library and distribute executables, as long as you
* follow the requirements of the GNU GPL in regard to all of the
* software in the executable aside from CGAL.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#pragma once
#include <vector>
#include <math.h>
#include <Eigen/Core>
#include "Polygon2d.h"
class DrawingCallback {
public:
DrawingCallback(unsigned long fn);
virtual ~DrawingCallback();
void start_glyph();
void finish_glyph();
void set_glyph_offset(double offset_x, double offset_y);
void add_glyph_advance(double advance_x, double advance_y);
std::vector<const Geometry *> get_result();
void move_to(Vector2d to);
void line_to(Vector2d to);
void curve_to(Vector2d c1, Vector2d to);
void curve_to(Vector2d c1, Vector2d c2, Vector2d to);
private:
unsigned long fn;
Vector2d pen;
Vector2d offset;
Vector2d advance;
Outline2d outline;
class Polygon2d *polygon;
std::vector<const class Geometry *> polygons;
void add_vertex(Vector2d v);
};