fadefilter.h
1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2013 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
6 ** warranty. In no event will the authors be held liable for any damages
7 ** arising from the use of this software.
8 **
9 ** Permission is granted to anyone to use this software for any purpose,
10 ** including commercial applications, and to alter it and redistribute it
11 ** freely, subject to the following restrictions:
12 **
13 ** 1. The origin of this software must not be misrepresented; you must not
14 ** claim that you wrote the original software. If you use this software
15 ** in a product, an acknowledgment in the product documentation would be
16 ** appreciated but is not required.
17 ** 2. Altered source versions must be plainly marked as such, and must not be
18 ** misrepresented as being the original software.
19 ** 3. This notice may not be removed or altered from any source distribution.
20 **
21 ** Note: Some of the libraries ClanLib may link to may have additional
22 ** requirements or restrictions.
23 **
24 ** File Author(s):
25 **
26 ** Magnus Norddahl
27 ** Mark Page
28 */
29 
30 
31 #pragma once
32 
33 #include "../api_sound.h"
34 #include "../soundfilter.h"
35 
36 namespace clan
37 {
40 
41 class FadeFilterProvider;
42 
44 class CL_API_SOUND FadeFilter : public SoundFilter
45 {
48 
49 public:
51  FadeFilter(float initial_volume);
52 
54  virtual ~FadeFilter();
55 
59 
60 public:
62  float get_volume() const;
63 
67 
68 public:
69 
71  FadeFilterProvider *get_provider() const;
72 
74  void set_volume(float new_volume);
75 
77  void fade_to_volume(float new_volume, int duration = 1000);
78 
82 
83 private:
85 };
86 
87 }
88 
Sound Filter Class.
Definition: soundfilter.h:45
Fade Filter Class.
Definition: fadefilter.h:44