--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pingstats.c	Sat Dec 06 05:41:29 1997 +0000
@@ -0,0 +1,224 @@
+/* $Id: pingstats.c,v 1.1.1.1 1997/12/06 05:41:29 darius Exp $ */
+
+/*
+ * pingstats.c	(mostly taken from stats.c)
+ */
+#include "copyright.h"
+
+#include <stdio.h>
+#include <math.h>
+#include "Wlib.h"
+#include "defs.h"
+#include "struct.h"
+#include "data.h"
+#include "proto.h"
+
+#define	MIN(a,b)	(((a) < (b)) ? (a) : (b))
+
+#define	BX_OFF()	((textWidth + 1) * W_Textwidth + S_IBORDER)
+#define	BY_OFF(line)	((line) * (W_Textheight + S_IBORDER) + S_IBORDER)
+#define	TX_OFF(len)	((textWidth - len) * W_Textwidth + S_IBORDER)
+#define	TY_OFF(line)	BY_OFF(line)
+
+/* right side labels */
+#define TEXT_WIDTH		(5*W_Textwidth + 2*STAT_BORDER)
+#define STAT_WIDTH		(260 + TEXT_WIDTH)
+#define STAT_HEIGHT		BY_OFF(NUM_SLIDERS)
+#define STAT_BORDER		2
+#define S_IBORDER		5
+#define STAT_X			422
+#define STAT_Y			13
+
+#define SL_WID			\
+	(STAT_WIDTH -TEXT_WIDTH - 2 * S_IBORDER - (textWidth + 1) * W_Textwidth)
+#define SL_HEI			(W_Textheight)
+
+#define NUM_ELS(a)		(sizeof (a) / sizeof (*(a)))
+#define NUM_SLIDERS		NUM_ELS(sliders)
+
+typedef struct slider {
+    char   *label;
+    int     min, max;
+    int     green, yellow;
+    int     label_length;
+    int     diff;
+    int    *var;
+    int     lastVal;
+}       SLIDER;
+
+typedef struct record {
+    int    *data;
+    int     last_value;
+}       RECORD;
+
+static SLIDER sliders[] = {
+    {"round trip time", 0, 500, 100, 200},
+    {"average r.t. time", 0, 500, 100, 200},
+    {"lag (st. dev.)", 0, 100, 20, 50},
+    {"%pack in  loss", 0, 50, 10, 20},
+    {"%pack out loss", 0, 50, 10, 20},
+    {"tot %pack loss in", 0, 50, 5, 10},
+    {"tot %pack loss out", 0, 50, 5, 10},
+};
+
+static int textWidth = 0;
+static int initialized = 0;
+
+/* prototypes */
+static void box P((int filled, int x, int y, int wid, int hei, W_Color color));
+static void text P((int value, int y));
+
+/* externals from ping.c (didn't feel like cluttering up data.c with them) */
+extern int ping_iloss_sc;	/* inc % loss 0--100, server to client */
+extern int ping_iloss_cs;	/* inc % loss 0--100, client to server */
+extern int ping_tloss_sc;	/* total % loss 0--100, server to client */
+extern int ping_tloss_cs;	/* total % loss 0--100, client to server */
+extern int ping_lag;		/* delay in ms of last ping */
+extern int ping_av;		/* average rt */
+extern int ping_sd;		/* standard deviation */
+
+int
+pStatsHeight()
+{
+    return STAT_HEIGHT;
+}
+
+int
+pStatsWidth()
+{
+    return STAT_WIDTH;
+}
+
+void
+initPStats()
+{
+    int     i;
+
+    if (initialized)
+	return;
+    initialized = 1;
+    sliders[0].var = (int *) &ping_lag;
+    sliders[1].var = (int *) &ping_av;
+    sliders[2].var = (int *) &ping_sd;
+    sliders[3].var = (int *) &ping_iloss_sc;
+    sliders[4].var = (int *) &ping_iloss_cs;
+    sliders[5].var = (int *) &ping_tloss_sc;
+    sliders[6].var = (int *) &ping_tloss_cs;
+
+    /* adjust */
+    if (ping_av > 0) {
+	sliders[0].max = MAX(ping_av * 2, 200);
+	sliders[1].max = MAX(ping_av * 2, 200);
+    }
+    for (i = 0; i < NUM_SLIDERS; i++) {
+	sliders[i].label_length = strlen(sliders[i].label);
+	textWidth = MAX(textWidth, sliders[i].label_length);
+	sliders[i].diff = sliders[i].max - sliders[i].min;
+	sliders[i].lastVal = 0;
+    }
+}
+
+void
+redrawPStats()
+{
+    int     i;
+
+    W_ClearWindow(pStats);
+    initPStats();
+    for (i = 0; i < NUM_SLIDERS; i++) {
+	sliders[i].lastVal = 0;
+    }
+    for (i = 0; i < NUM_SLIDERS; i++) {
+	W_WriteText(pStats, TX_OFF(sliders[i].label_length), TY_OFF(i),
+		    textColor, sliders[i].label, sliders[i].label_length,
+		    W_RegularFont);
+	box(0, BX_OFF() - 1, BY_OFF(i) - 1, SL_WID + 2, SL_HEI + 2, borderColor);
+	sliders[i].lastVal = 0;
+    }
+}
+
+void
+updatePStats()
+{
+    int     i, value, diff, old_x, new_x;
+    W_Color color;
+    SLIDER *s;
+
+    /* do the average and standard deviation calculations */
+    initPStats();
+
+    for (i = 0; i < NUM_SLIDERS; i++) {
+	s = &sliders[i];
+	value = *(s->var);
+	/* update decimal values at the right */
+	text(*(s->var), BY_OFF(i));
+
+	if (value < s->min)
+	    value = s->min;
+	else if (value > s->max)
+	    value = s->max;
+	if (value == s->lastVal)
+	    continue;
+	diff = value - s->lastVal;
+	if (diff < 0) {		/* bar decreasing */
+	    old_x = s->lastVal * SL_WID / s->diff;
+	    new_x = value * SL_WID / s->diff;
+	    box(1, BX_OFF() + new_x, BY_OFF(i), old_x - new_x, SL_HEI, backColor);
+
+	    if (s->lastVal > s->green && value <= s->green)
+		box(1, BX_OFF(), BY_OFF(i), new_x, SL_HEI, gColor);
+	    else if (s->lastVal > s->yellow && value <= s->yellow)
+		box(1, BX_OFF(), BY_OFF(i), new_x, SL_HEI, yColor);
+	} else {		/* bar increasing */
+	    if (s->lastVal <= s->yellow && value > s->yellow) {
+		color = rColor;
+		s->lastVal = 0;
+	    } else if (s->lastVal <= s->green && value > s->green) {
+		color = yColor;
+		s->lastVal = 0;
+	    } else if (value > s->yellow)
+		color = rColor;
+	    else if (value > s->green)
+		color = yColor;
+	    else
+		color = gColor;
+
+	    old_x = s->lastVal * SL_WID / s->diff;
+	    new_x = value * SL_WID / s->diff;
+	    box(1, BX_OFF() + old_x, BY_OFF(i), new_x - old_x, SL_HEI, color);
+	}
+	s->lastVal = value;
+    }
+}
+
+static
+void
+box(filled, x, y, wid, hei, color)
+    int     filled, x, y, wid, hei;
+    W_Color color;
+{
+    if (wid == 0)
+	return;
+
+    if (filled) {
+	/* XFIX */
+	W_FillArea(pStats, x, y, wid + 1, hei + 1, color);
+	return;
+    }
+    W_MakeLine(pStats, x, y, x + wid, y, color);
+    W_MakeLine(pStats, x + wid, y, x + wid, y + hei, color);
+    W_MakeLine(pStats, x + wid, y + hei, x, y + hei, color);
+    W_MakeLine(pStats, x, y + hei, x, y, color);
+}
+
+static
+void
+text(value, y)
+    int     value, y;
+{
+    char    buf[6];
+    sprintf(buf, "(%3d)", value);	/* fix */
+
+    W_WriteText(pStats, STAT_WIDTH - TEXT_WIDTH, y, textColor,
+		buf, 5, W_RegularFont);
+}