render.h
//
// render.h
//
// Copyright (C) 1996 Limit Point Systems, Inc.
//
// Author: Curtis Janssen <cljanss@limitpt.com>
// Maintainer: LPS
//
// This file is part of the SC Toolkit.
//
// The SC Toolkit is free software; you can redistribute it and/or modify
// it under the terms of the GNU Library General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
//
// The SC Toolkit 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 Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public License
// along with the SC Toolkit; see the file COPYING.LIB. If not, write to
// the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
//
// The U.S. Government is granted a limited license as per AL 91-7.
//
#ifdef __GNUC__
#pragma interface
#endif
#ifndef _util_render_render_h
#define _util_render_render_h
#include <util/class/class.h>
#include <util/render/appearance.h>
#include <util/render/material.h>
#include <util/render/transform.h>
#include <util/render/stack.h>
namespace sc {
class RenderedObject;
class AnimatedObject;
class RenderedObjectSet;
class RenderedSphere;
class RenderedPolygons;
class RenderedPolylines;
class Render: public DescribedClass {
protected:
Ref<Material> default_material_;
Ref<Appearance> default_appearance_;
Ref<Transform> default_transform_;
Stack<Ref<Material> > material_stack_;
Stack<Ref<Appearance> > appearance_stack_;
Stack<Ref<Transform> > transform_stack_;
virtual void push_material(const Ref<Material>& m);
virtual void push_appearance(const Ref<Appearance>& a);
virtual void push_transform(const Ref<Transform>& t);
virtual Ref<Material> pop_material();
virtual Ref<Appearance> pop_appearance();
virtual Ref<Transform> pop_transform();
public:
Render();
Render(const Ref<KeyVal>&);
virtual ~Render();
Ref<Material> default_material() { return default_material_; }
Ref<Appearance> default_appearance() { return default_appearance_; }
Ref<Transform> default_transform() { return default_transform_; }
void default_material(const Ref<Material>& m) { default_material_ = m; }
void default_appearance(const Ref<Appearance>& a) {default_appearance_ = a;}
void default_transform(const Ref<Transform>& t) {default_transform_ = t;}
virtual void clear() = 0;
virtual void render(const Ref<RenderedObject>&);
virtual void animate(const Ref<AnimatedObject> &);
virtual void set(const Ref<RenderedObjectSet>&);
virtual void sphere(const Ref<RenderedSphere>&);
virtual void polygons(const Ref<RenderedPolygons>&) = 0;
virtual void polylines(const Ref<RenderedPolylines>&) = 0;
};
class FileRender: public Render {
protected:
char* filename_;
char* basename_;
std::streambuf *sbuf_;
int delete_sbuf_;
int depth_;
char *get_filename(const char *objectname);
void open_sbuf(const char *objectname);
void close_sbuf();
public:
FileRender(const char * filename);
FileRender(std::ostream &o = ExEnv::out0());
FileRender(const Ref<KeyVal>&);
virtual ~FileRender();
void clear();
virtual void set_filename(const char *name);
virtual void set_basename(const char *name);
virtual const char *file_extension();
};
}
#endif
// Local Variables:
// mode: c++
// c-file-style: "CLJ"
// End: