1 //
2 // object.h
3 //
4 // Copyright (C) 1996 Limit Point Systems, Inc.
5 //
6 // Author: Curtis Janssen <cljanss@limitpt.com>
7 // Maintainer: LPS
8 //
9 // This file is part of the SC Toolkit.
10 //
11 // The SC Toolkit is free software; you can redistribute it and/or modify
12 // it under the terms of the GNU Library General Public License as published by
13 // the Free Software Foundation; either version 2, or (at your option)
14 // any later version.
15 //
16 // The SC Toolkit is distributed in the hope that it will be useful,
17 // but WITHOUT ANY WARRANTY; without even the implied warranty of
18 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19 // GNU Library General Public License for more details.
20 //
21 // You should have received a copy of the GNU Library General Public License
22 // along with the SC Toolkit; see the file COPYING.LIB.  If not, write to
23 // the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
24 //
25 // The U.S. Government is granted a limited license as per AL 91-7.
26 //
27 
28 #ifndef _util_render_object_h
29 #define _util_render_object_h
30 
31 #ifdef __GNUC__
32 #pragma interface
33 #endif
34 
35 #include <iostream>
36 
37 #include <util/keyval/keyval.h>
38 #include <util/render/material.h>
39 #include <util/render/appearance.h>
40 #include <util/render/transform.h>
41 
42 namespace sc {
43 
44 class Render;
45 
46 class RenderedObject: public DescribedClass {
47   protected:
48     char* name_;
49     Ref<Material> material_;
50     Ref<Appearance> appearance_;
51     Ref<Transform> transform_;
52 
53     friend class Render;
54   public:
55     RenderedObject(const Ref<Material>& = 0);
56     RenderedObject(const Ref<KeyVal>&);
57     ~RenderedObject();
name()58     const char* name() const { return name_; }
59     void set_name(const char *);
material()60     Ref<Material> material() const { return material_; }
appearance()61     Ref<Appearance> appearance() const { return appearance_; }
transform()62     Ref<Transform> transform() const { return transform_; }
material(const Ref<Material> & m)63     void material(const Ref<Material>&m) { material_ = m; }
appearance(const Ref<Appearance> & a)64     void appearance(const Ref<Appearance>&a) { appearance_ = a; }
transform(const Ref<Transform> & t)65     void transform(const Ref<Transform>&t) { transform_ = t; }
66 
67     virtual void print(std::ostream& = ExEnv::out0()) const;
68 
69     // to be called only by derivatives of Render
70     virtual void render(const Ref<Render>&) = 0;
71 };
72 
73 
74 class RenderedObjectSet: public RenderedObject {
75   private:
76     int capacity_;
77     int n_;
78     Ref<RenderedObject> *array_;
79   protected:
80     void render(const Ref<Render>&);
81   public:
82     RenderedObjectSet(int capacity = 10);
83     RenderedObjectSet(const Ref<KeyVal>&);
84     ~RenderedObjectSet();
n()85     int n() const { return n_; }
element(int i)86     const Ref<RenderedObject>& element(int i) const { return array_[i]; }
87     virtual void add(const Ref<RenderedObject>&);
88 };
89 
90 }
91 
92 #endif
93 
94 // Local Variables:
95 // mode: c++
96 // c-file-style: "CLJ"
97 // End:
98