3 * The Real SoundTracker - GTK+ sample display widget (header)
5 * Copyright (C) 1998-2000 Michael Krause
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 #ifndef _SAMPLE_DISPLAY_H
23 #define _SAMPLE_DISPLAY_H
26 #include <gtk/gtkwidget.h>
28 #define SAMPLE_DISPLAY(obj) GTK_CHECK_CAST (obj, sample_display_get_type (), SampleDisplay)
29 #define SAMPLE_DISPLAY_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, sample_display_get_type (), SampleDisplayClass)
30 #define IS_SAMPLE_DISPLAY(obj) GTK_CHECK_TYPE (obj, sample_display_get_type ())
32 typedef struct _SampleDisplay SampleDisplay
;
33 typedef struct _SampleDisplayClass SampleDisplayClass
;
38 SAMPLE_DISPLAYCOL_LOOP
,
39 SAMPLE_DISPLAYCOL_MIXERPOS
,
40 SAMPLE_DISPLAYCOL_ZERO
,
41 SAMPLE_DISPLAYCOL_LAST
47 int edit
; /* enable loop / selection editing */
50 GdkGC
*bg_gc
, *fg_gc
, *loop_gc
, *mixerpos_gc
;
56 gboolean datacopy
; /* do we have our own copy */
59 int win_start
, win_length
;
61 int mixerpos
, old_mixerpos
; /* current playing offset of the sample */
63 gboolean display_zero_line
;
66 /* selection handling */
67 int sel_start
, sel_end
; /* offsets into the sample data or -1 */
69 int button
; /* button index which started the selection */
71 int selecting_x0
; /* the coordinate where the mouse was clicked */
75 int loop_start
, loop_end
; /* offsets into the sample data or -1 */
78 struct _SampleDisplayClass
80 GtkWidgetClass parent_class
;
82 GdkColor colors
[SAMPLE_DISPLAYCOL_LAST
];
84 void (*selection_changed
)(SampleDisplay
*s
, int start
, int end
);
85 void (*loop_changed
)(SampleDisplay
*s
, int start
, int end
);
86 void (*window_changed
)(SampleDisplay
*s
, int start
, int end
);
89 guint
sample_display_get_type (void);
90 GtkWidget
* sample_display_new (gboolean edit
);
92 void sample_display_set_data_16 (SampleDisplay
*s
, gint16
*data
, int len
, gboolean copy
);
93 void sample_display_set_data_8 (SampleDisplay
*s
, gint8
*data
, int len
, gboolean copy
);
94 void sample_display_set_loop (SampleDisplay
*s
, int start
, int end
);
95 void sample_display_set_selection (SampleDisplay
*s
, int start
, int end
);
96 void sample_display_set_mixer_position (SampleDisplay
*s
, int offset
);
97 void sample_display_enable_zero_line (SampleDisplay
*s
, gboolean enable
);
99 void sample_display_set_window (SampleDisplay
*s
, int start
, int end
);
101 #endif /* _SAMPLE_DISPLAY_H */