Credit Andrew - improve in-tree documentation
[goodguy/cinelerra.git] / cinelerra / recordscopes.C
1 /*
2  * CINELERRA
3  * Copyright (C) 1997-2011 Adam Williams <broadcast at earthling dot net>
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18  *
19  */
20
21
22
23 #include "bctheme.h"
24 #include "bccolors.h"
25 #include "language.h"
26 #include "mainsession.h"
27 #include "mutex.h"
28 #include "preferences.h"
29 #include "recordmonitor.h"
30 #include "recordscopes.h"
31 #include "theme.h"
32
33 RecordScopeThread::RecordScopeThread(MWindow *mwindow, RecordMonitor *record_monitor)
34  : BC_DialogThread()
35 {
36         this->mwindow = mwindow;
37         this->record_monitor = record_monitor;
38         scope_gui = 0;
39         gui_lock = new Mutex("RecordScopeThread::gui_lock");
40 }
41
42 RecordScopeThread::~RecordScopeThread()
43 {
44         close_window();
45         delete gui_lock;
46 }
47
48 void RecordScopeThread::handle_done_event(int result)
49 {
50         gui_lock->lock("RecordScopeThread::handle_done_event");
51         scope_gui = 0;
52         gui_lock->unlock();
53
54         record_monitor->window->lock_window("RecordScopeThread::handle_done_event");
55         record_monitor->window->scope_toggle->update(0);
56         record_monitor->window->unlock_window();
57 }
58
59 BC_Window* RecordScopeThread::new_gui()
60 {
61         RecordScopeGUI *gui = new RecordScopeGUI(mwindow, record_monitor);
62         gui->create_objects();
63         scope_gui = gui;
64         return gui;
65 }
66
67 void RecordScopeThread::process(VFrame *output_frame)
68 {
69         if(record_monitor->scope_thread)
70         {
71                 record_monitor->scope_thread->gui_lock->lock("RecordScopeThread::process");
72                 if(record_monitor->scope_thread->scope_gui)
73                 {
74                         RecordScopeGUI *gui = record_monitor->scope_thread->scope_gui;
75                         gui->process(output_frame);
76                 }
77
78
79
80                 record_monitor->scope_thread->gui_lock->unlock();
81         }
82 }
83
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91
92 RecordScopeGUI::RecordScopeGUI(MWindow *mwindow,
93         RecordMonitor *record_monitor)
94  : ScopeGUI(mwindow->theme,
95         mwindow->session->scope_x,
96         mwindow->session->scope_y,
97         mwindow->session->scope_w,
98         mwindow->session->scope_h,
99         mwindow->preferences->processors)
100 {
101         this->mwindow = mwindow;
102         this->record_monitor = record_monitor;
103 }
104
105 RecordScopeGUI::~RecordScopeGUI()
106 {
107 }
108
109 void RecordScopeGUI::create_objects()
110 {
111         use_hist = mwindow->session->use_hist;
112         use_wave = mwindow->session->use_wave;
113         use_vector = mwindow->session->use_vector;
114         use_hist_parade = mwindow->session->use_hist_parade;
115         use_wave_parade = mwindow->session->use_wave_parade;
116         ScopeGUI::create_objects();
117 }
118
119
120 void RecordScopeGUI::toggle_event()
121 {
122         mwindow->session->use_hist = use_hist;
123         mwindow->session->use_wave = use_wave;
124         mwindow->session->use_vector = use_vector;
125         mwindow->session->use_hist_parade = use_hist_parade;
126         mwindow->session->use_wave_parade = use_wave_parade;
127 }
128
129 int RecordScopeGUI::translation_event()
130 {
131         ScopeGUI::translation_event();
132         mwindow->session->scope_x = get_x();
133         mwindow->session->scope_y = get_y();
134         return 0;
135 }
136
137 int RecordScopeGUI::resize_event(int w, int h)
138 {
139         ScopeGUI::resize_event(w, h);
140         mwindow->session->scope_w = w;
141         mwindow->session->scope_h = h;
142         return 0;
143 }
144
145
146
147
148
149 ScopeEnable::ScopeEnable(MWindow *mwindow, RecordMonitor *record_monitor, int x, int y)
150  : BC_Toggle(x,
151         y,
152         mwindow->theme ? mwindow->theme->get_image_set("scope_toggle") : 0,
153         mwindow->session->record_scope)
154 {
155         this->record_monitor = record_monitor;
156         this->mwindow = mwindow;
157         set_tooltip(_("View scope"));
158 }
159
160 ScopeEnable::~ScopeEnable()
161 {
162 }
163
164
165 int ScopeEnable::handle_event()
166 {
167         unlock_window();
168         mwindow->session->record_scope = get_value();
169
170         if(mwindow->session->record_scope)
171         {
172                 record_monitor->scope_thread->start();
173         }
174         else
175         {
176                 record_monitor->scope_thread->close_window();
177         }
178
179         lock_window("ScopeEnable::handle_event");
180         return 1;
181 }
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