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Combine gain and volume widgets

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Remove volume widget and make the gain widget choose the appropriate
format string.
This commit is contained in:
Geoffrey D. Bennett
2023-12-01 00:16:27 +10:30
parent be458afcc4
commit 9a365000ad
4 changed files with 12 additions and 76 deletions
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12
src/widget-gain.c
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@@ -14,14 +14,20 @@ static void gain_updated(struct alsa_elem *elem) {
int is_writable = alsa_get_elem_writable(elem);
gtk_widget_set_sensitive(elem->widget, is_writable);
int value = alsa_get_elem_value(elem);
gtk_dial_set_value(GTK_DIAL(elem->widget), value);
int alsa_value = alsa_get_elem_value(elem);
gtk_dial_set_value(GTK_DIAL(elem->widget), alsa_value);
char s[20];
float scale = (float)(elem->max_dB - elem->min_dB) /
(elem->max_val - elem->min_val);
snprintf(s, 20, "%.1f", value * scale + elem->min_dB);
float value = (float)alsa_value * scale + elem->min_dB;
if (scale < 1)
snprintf(s, 20, "%.1f", value);
else
snprintf(s, 20, "%.0fdB", value);
gtk_label_set_text(GTK_LABEL(elem->widget2), s);
}