xref: /haiku/src/apps/midiplayer/ScopeView.h (revision ed6250c95736c0b55da79d6e9dd01369532260c0)
1 /*
2  * Copyright (c) 2004 Matthijs Hollemans
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20  * DEALINGS IN THE SOFTWARE.
21  */
22 
23 #ifndef SCOPE_VIEW_H
24 #define SCOPE_VIEW_H
25 
26 #include <View.h>
27 
28 class ScopeView : public BView
29 {
30 public:
31 
32 	ScopeView();
33 	virtual ~ScopeView();
34 
35 	virtual void AttachedToWindow();
36 	virtual void DetachedFromWindow();
37 	virtual void Draw(BRect updateRect);
38 
39 	void SetPlaying(bool flag);
40 	void SetEnabled(bool flag);
41 	void SetHaveFile(bool flag);
42 	void SetLoading(bool flag);
43 	void SetLiveInput(bool flag);
44 
45 private:
46 
47 	typedef BView super;
48 
49 	static int32 _Thread(void* data);
50 	int32 Thread();
51 
52 	void DrawLoading();
53 	void DrawNoFile();
54 	void DrawDisabled();
55 	void DrawStopped();
56 	void DrawPlaying();
57 
58 	void DrawText(const char* text);
59 
60 	bool finished;
61 	bool playing;
62 	bool enabled;
63 	bool haveFile;
64 	bool loading;
65 	bool liveInput;
66 	int32 sampleCount;
67 	int16* leftSamples;
68 	int16* rightSamples;
69 	thread_id threadId;
70 };
71 
72 #endif // SCOPE_VIEW_H
73