← Back to branch summary

~ubuntu-branches/ubuntu/karmic/mhwaveedit/karmic

« back to all changes in this revision

Viewing changes to src/mapchannelsdialog.c

  • Committer: Bazaar Package Importer
  • Author(s): Free Ekanayaka
  • Date: 2008-01-08 22:20:37 UTC
  • mfrom: (2.1.6 hardy)
  • Revision ID: james.westby@ubuntu.com-20080108222037-tsazhckl5vmc8yih
Tags: 1.4.14-2
http://bugs.debian.org/457849
Added desktop file (Closes: #457849), thanks to Marco Rodrigues

Show diffs side-by-side

added added

removed removed

Lines of Context:
src/mapchannelsdialog.c
 
1
/*
 
2
 * Copyright (C) 2002 2003 2004 2005 2006, Magnus Hjorth
 
3
 *
 
4
 * This file is part of mhWaveEdit.
 
5
 *
 
6
 * mhWaveEdit 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
 * mhWaveEdit 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 mhWaveEdit; if not, write to the Free Software
 
18
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 
19
 */
 
20
 
 
21
 
 
22
#include <config.h>
 
23
 
 
24
#include "gettext.h"
 
25
 
 
26
#include "mainwindow.h"
 
27
#include "mapchannelsdialog.h"
 
28
#include "effectbrowser.h"
 
29
#include "main.h"
 
30
 
 
31
static GtkObjectClass *parent_class;
 
32
static gboolean *map_matrix = NULL;
 
33
 
 
34
static Chunk *map_channels_dialog_apply_proc(Chunk *chunk, StatusBar *bar,
 
35
                                             gpointer user_data)
 
36
{
 
37
     MapChannelsDialog *mcd = MAP_CHANNELS_DIALOG(user_data);
 
38
     g_assert(mcd->channels_in == chunk->format.channels);
 
39
     return chunk_remap_channels(chunk,mcd->channels_out,map_matrix,
 
40
                                 dither_editing,bar);
 
41
}
 
42
 
 
43
static gboolean map_channels_dialog_apply(EffectDialog *ed)
 
44
{
 
45
     guint i,j;
 
46
     gboolean b;
 
47
 
 
48
     Document *d = EFFECT_BROWSER(ed->eb)->dl->selected;
 
49
     MapChannelsDialog *mcd = MAP_CHANNELS_DIALOG(ed);
 
50
 
 
51
     g_assert(mcd->channels_in == d->chunk->format.channels);
 
52
 
 
53
     if (intbox_check(mcd->outchannels)) return TRUE;
 
54
 
 
55
     map_matrix = g_malloc(mcd->channels_in*mcd->channels_out*
 
56
                                   sizeof(gboolean));
 
57
     for (i=0; i<mcd->channels_in; i++)
 
58
          for (j=0; j<mcd->channels_out; j++)
 
59
               map_matrix[i*mcd->channels_out + j] = 
 
60
                    gtk_toggle_button_get_active(mcd->channel_map[i*8+j]);
 
61
     
 
62
     b = document_apply_cb(d,map_channels_dialog_apply_proc,FALSE,mcd);
 
63
 
 
64
     g_free(map_matrix);
 
65
     map_matrix = NULL;
 
66
 
 
67
     return b;
 
68
}
 
69
 
 
70
static void map_channels_dialog_target_changed(EffectDialog *ed) 
 
71
{
 
72
     MapChannelsDialog *ccd = MAP_CHANNELS_DIALOG(ed);
 
73
     if (ccd->channels_in != EFFECT_BROWSER(ed->eb)->dl->format.channels)
 
74
          effect_browser_invalidate_effect(EFFECT_BROWSER(ed->eb),
 
75
                                           "mapchannels",'B');
 
76
}
 
77
 
 
78
static void numchannels_changed(Intbox *box, long int val, gpointer user_data)
 
79
{
 
80
     MapChannelsDialog *mcd = MAP_CHANNELS_DIALOG(user_data);
 
81
     int i,j;
 
82
 
 
83
     mcd->channels_out = val;
 
84
 
 
85
     for (i=0; i<8; i++) {
 
86
 
 
87
          if (i < val)
 
88
               gtk_widget_show(mcd->outnames[i]);
 
89
          else
 
90
               gtk_widget_hide(mcd->outnames[i]);
 
91
 
 
92
          for (j=0; j<mcd->channels_in; j++) {
 
93
               if (i < val)
 
94
                    gtk_widget_show(GTK_WIDGET(mcd->channel_map[j*8+i]));
 
95
               else
 
96
                    gtk_widget_hide(GTK_WIDGET(mcd->channel_map[j*8+i]));
 
97
          }
 
98
     }      
 
99
}
 
100
 
 
101
static void map_channels_setup(EffectDialog *ed)
 
102
{
 
103
    int i,j;
 
104
    GtkWidget *z,*a,*b,*c,*d;
 
105
    GtkLabel *l;
 
106
    guint channels_in = EFFECT_BROWSER(ed->eb)->dl->format.channels;
 
107
    MapChannelsDialog *mcd = MAP_CHANNELS_DIALOG(ed);
 
108
 
 
109
    mcd->channels_in = channels_in;
 
110
    mcd->channels_out = channels_in;
 
111
    mcd->outchannels = INTBOX(intbox_new(8));
 
112
 
 
113
    z = gtk_vbox_new(FALSE,5);
 
114
    gtk_box_pack_start(GTK_BOX(ed->input_area),z,FALSE,FALSE,0);
 
115
    
 
116
    a = gtk_label_new(_("This effect applies to the whole file, "
 
117
                        "not just the selection"));
 
118
    gtk_container_add(GTK_CONTAINER(z),a);
 
119
 
 
120
    a = gtk_hbox_new(FALSE,3);
 
121
    gtk_container_add(GTK_CONTAINER(z),a);
 
122
 
 
123
    b = gtk_label_new(_("Output channels: "));
 
124
    gtk_box_pack_start(GTK_BOX(a),b,FALSE,FALSE,0);
 
125
    b = intbox_create_scale(mcd->outchannels,1,8);
 
126
    gtk_box_pack_start(GTK_BOX(a),b,FALSE,FALSE,0);
 
127
    b = GTK_WIDGET(mcd->outchannels);
 
128
    gtk_box_pack_start(GTK_BOX(a),b,FALSE,FALSE,0);
 
129
 
 
130
    a = gtk_frame_new(_("Map"));
 
131
    gtk_container_add(GTK_CONTAINER(z),a);
 
132
 
 
133
 
 
134
    b = gtk_table_new(2+channels_in,3,FALSE);
 
135
    gtk_container_add(GTK_CONTAINER(a),b);
 
136
    attach_label("x",b,1,1);
 
137
    c = gtk_label_new(_("Source"));
 
138
    gtk_table_attach(GTK_TABLE(b),c,0,1,2,2+channels_in,0,0,4,0);
 
139
    attach_label(_("Destination"),b,0,2);
 
140
    /*
 
141
    c = gtk_label_new(_("Destination"));
 
142
    gtk_misc_set_alignment(GTK_MISC(c),0.0,0.5);
 
143
    gtk_table_attach(GTK_TABLE(b),c,2,3,0,1,GTK_FILL,0,10,0);
 
144
    */
 
145
    
 
146
    c = gtk_table_new(1+channels_in,8,TRUE);
 
147
    gtk_table_attach(GTK_TABLE(b),c,2,3,1,2+channels_in,GTK_FILL,GTK_FILL,0,0);
 
148
    
 
149
    for (i=0; i<8; i++) {
 
150
         l = attach_label(channel_name(i,8),c,0,i);
 
151
         mcd->outnames[i] = GTK_WIDGET(l);
 
152
    }
 
153
    for (i=0; i<channels_in; i++) {
 
154
         attach_label(channel_name(i,channels_in),b,2+i,1);
 
155
         for (j=0; j<8; j++) {
 
156
              d = gtk_check_button_new();
 
157
              if (i == j)
 
158
                   gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(d),TRUE);
 
159
              mcd->channel_map[i*8+j] = GTK_TOGGLE_BUTTON(d);
 
160
              gtk_table_attach(GTK_TABLE(c),d,j,j+1,1+i,1+i+1,GTK_FILL,0,0,
 
161
                               0);
 
162
         }
 
163
    }
 
164
 
 
165
    gtk_table_set_col_spacings(GTK_TABLE(c),4);
 
166
 
 
167
    gtk_widget_show_all(z);
 
168
 
 
169
    gtk_signal_connect(GTK_OBJECT(mcd->outchannels),"numchanged",
 
170
                       GTK_SIGNAL_FUNC(numchannels_changed),mcd);
 
171
    intbox_set(mcd->outchannels,mcd->channels_out);
 
172
    
 
173
}
 
174
 
 
175
static void map_channels_dialog_class_init(EffectDialogClass *klass)
 
176
{
 
177
    parent_class = gtk_type_class(effect_dialog_get_type());
 
178
    klass->apply = map_channels_dialog_apply;
 
179
    klass->setup = map_channels_setup;
 
180
    klass->target_changed = map_channels_dialog_target_changed;
 
181
}
 
182
 
 
183
static void map_channels_dialog_init(MapChannelsDialog *obj)
 
184
{
 
185
}
 
186
 
 
187
GtkType map_channels_dialog_get_type(void)
 
188
{
 
189
    static GtkType id = 0;
 
190
    if (!id) {
 
191
        GtkTypeInfo info = {
 
192
            "MapChannelsDialog",
 
193
            sizeof(MapChannelsDialog),
 
194
            sizeof(MapChannelsDialogClass),
 
195
            (GtkClassInitFunc)map_channels_dialog_class_init,
 
196
            (GtkObjectInitFunc)map_channels_dialog_init
 
197
        };
 
198
        id = gtk_type_unique(effect_dialog_get_type(),&info);
 
199
    }
 
200
    return id;
 
201
}