tweak version mismatch test, update Features5 docs
[goodguy/cinelerra.git] / cinelerra-5.1 / cinelerra / ctimebar.C
1
2 /*
3  * CINELERRA
4  * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19  *
20  */
21
22 #include "bcsignals.h"
23 #include "ctimebar.h"
24 #include "cwindow.h"
25 #include "cwindowgui.h"
26 #include "edl.h"
27 #include "localsession.h"
28 #include "maincursor.h"
29 #include "mbuttons.h"
30 #include "mwindow.h"
31 #include "mwindowgui.h"
32 #include "theme.h"
33
34
35 CTimeBar::CTimeBar(MWindow *mwindow, CWindowGUI *gui,
36                 int x, int y, int w, int h)
37  : TimeBar(mwindow, gui, x, y, w, h)
38 {
39         this->mwindow = mwindow;
40         this->gui = gui;
41 }
42
43 int CTimeBar::resize_event()
44 {
45         reposition_window(mwindow->theme->ctimebar_x,
46                 mwindow->theme->ctimebar_y,
47                 mwindow->theme->ctimebar_w,
48                 mwindow->theme->ctimebar_h);
49         update(0);
50         return 1;
51 }
52
53
54 EDL* CTimeBar::get_edl()
55 {
56         return mwindow->edl;
57 }
58
59 void CTimeBar::draw_time()
60 {
61         draw_range();
62 }
63
64
65 double CTimeBar::pixel_to_position(int pixel)
66 {
67         double start = 0, end = get_edl_length();
68         EDL *edl = get_edl();
69         if( edl ) {
70                 double preview_start = edl->local_session->preview_start;
71                 double preview_end = edl->local_session->preview_end;
72                 if( preview_end >= 0 || preview_start > 0 )
73                         start = preview_start;
74                 if( preview_end >= 0 && preview_end < end )
75                         end = preview_end;
76         }
77         if( start > end ) start = end;
78         return start + (double)pixel * (end - start) / get_w();
79 }
80
81
82 void CTimeBar::update_cursor()
83 {
84         int rx = get_relative_cursor_x();
85         double position = pixel_to_position(rx);
86         mwindow->cwindow->update_position(position);
87 }
88
89
90
91 void CTimeBar::select_label(double position)
92 {
93         gui->stop_transport("CTimeBar::select_label");
94
95         EDL *edl = mwindow->edl;
96         position = edl->align_to_frame(position, 1);
97
98         if( shift_down() ) {
99                 if( position > edl->local_session->get_selectionend(1) / 2 +
100                         edl->local_session->get_selectionstart(1) / 2 ) {
101
102                         edl->local_session->set_selectionend(position);
103                 }
104                 else {
105                         edl->local_session->set_selectionstart(position);
106                 }
107         }
108         else {
109                 edl->local_session->set_selectionstart(position);
110                 edl->local_session->set_selectionend(position);
111         }
112
113 // Que the CWindow
114         mwindow->cwindow->update(1, 0, 0, 0, 1);
115
116 //printf("CTimeBar::select_label 1\n");
117
118         mwindow->gui->lock_window();
119         mwindow->gui->hide_cursor(0);
120         mwindow->gui->draw_cursor(1);
121         mwindow->gui->update(0, 1,      // 1 for incremental drawing.  2 for full refresh
122                 1, 0, 1, 1, 0);
123         mwindow->gui->unlock_window();
124         mwindow->update_plugin_guis();
125 //printf("CTimeBar::select_label 2\n");
126 }
127