/*	**************************************************************  */
/*
 *	Module PDI5025UI
 *	This module contains functions for the Metrolab PDI5025
 *	user interface.
 *
 *	Zachary Wolf
 *	9/6/98
 */ 

/*	**************************************************************  */

/*	INCLUDES  */
#include <utility.h>
#include <ansi_c.h>
#include <cvirte.h>		/* Needed if linking in external compiler; harmless otherwise */
#include <userint.h>
#include "pdi5025uir.h"
#include "pdi5025ui.h"
#include "pdi5025.h"

/*	**************************************************************  */

/*	PRIVATE VARIABLES  */
static int pdi5025_ID;
static int pdi5025_panel;

/*	**************************************************************  */

/*  PRIVATE FUNCTION DECLARATIONSS  */
void pdi5025ui_error(char* msg);

/*	**************************************************************  */

/*  PUBLIC FUNCTIONS  */

/*	**************************************************************  */
/*
 *	pdi5025ui_init
 *  This function initializes the user interface for the PDI5025.
 *
 *	Input:
 *	ID, PDI5025 device identifier
 *
 *	Zachary Wolf
 *	9/6/98
 */

void pdi5025ui_init(int ID)
{
	/* Save the device ID */
	pdi5025_ID = ID;
	
	/* Open the PDI5025 panel */
	pdi5025_panel = LoadPanel(0, "pdi5025uir.uir", PDI5025PAN);
	if (pdi5025_panel < 0)
	{
		pdi5025ui_error("Could not open user interface panel");
		return;
	}
	
	/* Display the panel when the user interface runs */
	DisplayPanel(pdi5025_panel);
	
	/* Done */
	return;
}

/*	**************************************************************  */

/*  PRIVATE FUNCTIONS  */

/*	**************************************************************  */
/*
 *	pdi5025ui_error
 *  This function handles error messages for the PDI5025 user interface.
 *
 *	Input:
 *	message, string to display in standard I/O
 *
 *	Zachary Wolf
 *	8/26/98
 */

void pdi5025ui_error(char* message)
{
	/* Declare variables */
	char buf[80];
	
	/* Notify the operator of the error */
	printf("\nPDI5025UI ERROR: %s\n", message);
	Beep();
	Delay(.5);
	Beep();
	
	/* Terminate the program if the operator desires */
	printf("Press ENTER to continue.\nPress any key then ENTER to terminate program.\n");
	fgets(buf, 80, stdin);
	if (buf[0] == '\n') return;
	else exit(0);
}

/*	**************************************************************  */

/*  PRIVATE USER INTERFACE FUNCTIONS  */

/*	**************************************************************  */

int CVICALLBACK pdi5025ui_quit(int panel, int control, int event,
		void *callbackData, int eventData1, int eventData2)
{
	switch (event)
	{
		case EVENT_COMMIT:
			pdi5025_exit(pdi5025_ID);
			QuitUserInterface(0);
			break;
	}
	return 0;
}

/*	**************************************************************  */

int CVICALLBACK pdi5025ui_get_VT_timer(int panel, int control, int event,
		void *callbackData, int eventData1, int eventData2)
{
	char chan_string[2];
	char chan;
	int gain;
	double delta_t_samp;
	int num_samp;
	double vt[5000];
	double vt_time[5000];
	double integrated_voltage;
	int i;

	switch (event)
	{
		case EVENT_COMMIT:
			GetCtrlVal(panel, PDI5025PAN_STR_INT_CHAN, chan_string);
			chan = chan_string[0];
			GetCtrlVal(panel, PDI5025PAN_NUM_GAIN, &gain);
			GetCtrlVal(panel, PDI5025PAN_NUM_TIME_BETWEEN_SAMP,
				&delta_t_samp);
			GetCtrlVal(panel, PDI5025PAN_NUM_NUM_SAMPLES, &num_samp);
			
			pdi5025_get_VT_timer(pdi5025_ID, chan, gain, delta_t_samp,
				num_samp, vt);
			
			integrated_voltage = vt[num_samp];
			SetCtrlVal(panel, PDI5025PAN_NUM_INTEGRATED_VOLTAG,
						integrated_voltage);
			
			DeleteGraphPlot(panel, PDI5025PAN_GRAPH_VT_SAMP, -1, VAL_IMMEDIATE_DRAW);
			for (i = 0; i <= num_samp; i++) vt_time[i] = i * delta_t_samp;
			PlotXY(panel, PDI5025PAN_GRAPH_VT_SAMP, vt_time, vt, num_samp + 1,
					VAL_DOUBLE, VAL_DOUBLE, VAL_THIN_LINE, VAL_SOLID_CIRCLE,
					VAL_SOLID, 1, VAL_RED);
			break;
	}
	return 0;
}