/*
* HDSPConf
*
* Copyright (C) 2003 Thomas Charbonnel (thomas@undata.org)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#pragma implementation
#include "HC_ClockSource.h"
extern const char *freqs[10];
void clock_source_cb(Fl_Widget *w, void *arg)
{
int err;
char card_name[6];
snd_ctl_elem_value_t *ctl;
snd_ctl_elem_id_t *id;
snd_ctl_t *handle;
int src = 0;
HC_ClockSource *cs = (HC_ClockSource *)arg;
HC_CardPane *pane = (HC_CardPane *)(cs->parent());
Fl_Round_Button *source = (Fl_Round_Button *)w;
if (source == cs->autosync) {
src = 0;
} else if (source == cs->khz32) {
src = 1;
} else if (source == cs->khz44_1) {
src = 2;
} else if (source == cs->khz48) {
src = 3;
} else if (source == cs->khz64) {
src = 4;
} else if (source == cs->khz88_2) {
src = 5;
} else if (source == cs->khz96) {
src = 6;
} else if (source == cs->khz128) {
src = 7;
} else if (source == cs->khz176_4) {
src = 8;
} else if (source == cs->khz192) {
src = 9;
}
snprintf(card_name, 6, "hw:%i", pane->alsa_index);
snd_ctl_elem_value_alloca(&ctl);
snd_ctl_elem_id_alloca(&id);
snd_ctl_elem_id_set_name(id, "Sample Clock Source");
snd_ctl_elem_id_set_interface(id, SND_CTL_ELEM_IFACE_MIXER);
snd_ctl_elem_id_set_index(id, 0);
snd_ctl_elem_value_set_id(ctl, id);
snd_ctl_elem_value_set_enumerated(ctl, 0, src);
if ((err = snd_ctl_open(&handle, card_name, SND_CTL_NONBLOCK)) < 0) {
fprintf(stderr, "Error opening ctl interface on card %s\n", card_name);
return;
}
if ((err = snd_ctl_elem_write(handle, ctl)) < 0) {
snd_ctl_elem_id_set_interface(id, SND_CTL_ELEM_IFACE_PCM);
snd_ctl_elem_value_set_id(ctl, id);
if ((err = snd_ctl_elem_write(handle, ctl)) < 0) {
fprintf(stderr, "Error accessing ctl interface on card %s\n", card_name);
snd_ctl_close(handle);
return;
}
}
snd_ctl_close(handle);
}
HC_ClockSource::HC_ClockSource(int x, int y, int w, int h):Fl_Group(x, y, w, h, "Sample Clock Source")
{
int i = 0;
box(FL_ENGRAVED_FRAME);
label("Sample Clock Source");
labelsize(10);
align(FL_ALIGN_TOP|FL_ALIGN_LEFT);
autosync = new Fl_Round_Button(x+10, y+V_STEP*i++, w-20, V_STEP, "AutoSync");
autosync->callback(clock_source_cb, (void *)this);
khz32 = new Fl_Round_Button(x+10, y+V_STEP*i++, w-20, V_STEP, freqs[0]);
khz32->callback(clock_source_cb, (void *)this);
khz44_1 = new Fl_Round_Button(x+10, y+V_STEP*i++, w-20, V_STEP, freqs[1]);
khz44_1->callback(clock_source_cb, (void *)this);
khz48 = new Fl_Round_Button(x+10, y+V_STEP*i++, w-20, V_STEP, freqs[2]);
khz48->callback(clock_source_cb, (void *)this);
khz64 = new Fl_Round_Button(x+10, y+V_STEP*i++, w-20, V_STEP, freqs[3]);
khz64->callback(clock_source_cb, (void *)this);
khz88_2 = new Fl_Round_Button(x+10, y+V_STEP*i++, w-20, V_STEP, freqs[4]);
khz88_2->callback(clock_source_cb, (void *)this);
khz96 = new Fl_Round_Button(x+10, y+V_STEP*i++, w-20, V_STEP, freqs[5]);
khz96->callback(clock_source_cb, (void *)this);
if (((HC_CardPane *)parent())->type == H9632) {
khz128 = new Fl_Round_Button(x+10, y+V_STEP*i++, w-20, V_STEP, freqs[7]);
khz128->callback(clock_source_cb, (void *)this);
khz128->labelsize(10);
khz128->type(FL_RADIO_BUTTON);
khz176_4 = new Fl_Round_Button(x+10, y+V_STEP*i++, w-20, V_STEP, freqs[8]);
khz176_4->callback(clock_source_cb, (void *)this);
khz176_4->labelsize(10);
khz176_4->type(FL_RADIO_BUTTON);
khz192 = new Fl_Round_Button(x+10, y+V_STEP*i++, w-20, V_STEP, freqs[9]);
khz192->callback(clock_source_cb, (void *)this);
khz192->labelsize(10);
khz192->type(FL_RADIO_BUTTON);
}
autosync->labelsize(10);
autosync->type(FL_RADIO_BUTTON);
khz32->labelsize(10);
khz32->type(FL_RADIO_BUTTON);
khz44_1->labelsize(10);
khz44_1->type(FL_RADIO_BUTTON);
khz48->labelsize(10);
khz48->type(FL_RADIO_BUTTON);
khz64->labelsize(10);
khz64->type(FL_RADIO_BUTTON);
khz88_2->labelsize(10);
khz88_2->type(FL_RADIO_BUTTON);
khz96->labelsize(10);
khz96->type(FL_RADIO_BUTTON);
end();
}
void HC_ClockSource::setSource(unsigned char s)
{
if (s < children()) {
if (((Fl_Round_Button *)child(s))->value() != 1)
((Fl_Round_Button *)child(s))->setonly();
}
}