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Check for proper transponder config before attempting to track uplink or downlink.

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git-svn-id: https://gpredict.svn.sourceforge.net/svnroot/gpredict/trunk@234 ab6734ba-2843-0410-b83b-99c217ef6c0f
This commit is contained in:
csete 2009-04-10 18:05:42 +00:00
parent 006d28b783
commit db7447f9b5
1 changed files with 27 additions and 20 deletions
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47
src/gtk-rig-ctrl.c
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@ -862,7 +862,7 @@ static void trsp_tune_cb (GtkButton *button, gpointer data)
* \param button Pointer to the GtkToggleButton that received the signal.
* \param data Pointer to the GtkRigCtrl structure.
*
* This finction is called when the user toggles the "Lock Transponder" button.
* This function is called when the user toggles the "Lock Transponder" button.
* When ON, the uplink and downlink are locked according to the current transponder
* data, i.e. when user changes the downlink, the uplink will follow automatically
* taking into account whether the transponder is inverting or not.
@ -871,7 +871,6 @@ static void trsp_lock_cb (GtkToggleButton *button, gpointer data)
{
GtkRigCtrl *ctrl = GTK_RIG_CTRL (data);
ctrl->trsplock = gtk_toggle_button_get_active (button);
/* set uplink according to downlink */
@ -1859,17 +1858,21 @@ static void track_downlink (GtkRigCtrl *ctrl)
return;
}
down = gtk_freq_knob_get_value (GTK_FREQ_KNOB (ctrl->SatFreqDown));
delta = down - ctrl->trsp->downlow;
/* ensure that we have a useable transponder config */
if ((ctrl->trsp->downlow > 0.0) && (ctrl->trsp->uplow > 0.0)) {
if (ctrl->trsp->invert) {
up = ctrl->trsp->uphigh - delta;
}
else {
up = ctrl->trsp->uplow + delta;
}
down = gtk_freq_knob_get_value (GTK_FREQ_KNOB (ctrl->SatFreqDown));
delta = down - ctrl->trsp->downlow;
gtk_freq_knob_set_value (GTK_FREQ_KNOB (ctrl->SatFreqUp), up);
if (ctrl->trsp->invert) {
up = ctrl->trsp->uphigh - delta;
}
else {
up = ctrl->trsp->uplow + delta;
}
gtk_freq_knob_set_value (GTK_FREQ_KNOB (ctrl->SatFreqUp), up);
}
}
@ -1886,16 +1889,20 @@ static void track_uplink (GtkRigCtrl *ctrl)
if (ctrl->trsp == NULL) {
return;
}
/* ensure that we have a useable transponder config */
if ((ctrl->trsp->downlow > 0.0) && (ctrl->trsp->uplow > 0.0)) {
up = gtk_freq_knob_get_value (GTK_FREQ_KNOB (ctrl->SatFreqUp));
delta = up - ctrl->trsp->uplow;
up = gtk_freq_knob_get_value (GTK_FREQ_KNOB (ctrl->SatFreqUp));
delta = up - ctrl->trsp->uplow;
if (ctrl->trsp->invert) {
down = ctrl->trsp->downhigh - delta;
}
else {
down = ctrl->trsp->downlow + delta;
}
if (ctrl->trsp->invert) {
down = ctrl->trsp->downhigh - delta;
gtk_freq_knob_set_value (GTK_FREQ_KNOB (ctrl->SatFreqDown), down);
}
else {
down = ctrl->trsp->downlow + delta;
}
gtk_freq_knob_set_value (GTK_FREQ_KNOB (ctrl->SatFreqDown), down);
}