/* DO_PRELIMINARIES - set defaults, read config file, etc. */
int
PL_do_preliminaries()
{
char buf[512];
FILE *fp;
char *filename, *getenv();
char attr[80];
char val[512];
char *lineval;
int ix;
int valused, found;
int i, stat, j;
int projectrootfound;
char pathslash;
char uniq[80];
char configfile[MAXPATH];
char cgierrfile[80];
TDH_errprog( "pl" );
/* set pre-config (hard-coded) defaults.. */
PLS.debug = 0;
PLS.echolines = 0;
PLS.skipout = 0;
PLS.eready = 0;
PLS.prefabsdir = NULL;
strcpy( PLS.outfile, "" );
PLS.winx = 100; PLS.winy = 0; PLS.winw = 8.0; PLS.winh = 8.0;
PLS.winsizegiven = 0;
PLS.bkcolorgiven = 0;
PLS.clickmap = 0;
PLS.usingcm = 0;
strcpy( PLS.viewer, "" );
strcpy( PLS.mapfile, "" );
PLS.noshell = 0;
TDH_prohibit_shell( 0 );
#ifndef WIN32
TDH_reslimits( "cpu", CPULIMIT );
#endif
#ifdef LOCALE
setlocale(LC_CTYPE, "" );
setlocale(LC_COLLATE, "" );
#endif
#ifdef NOX11
PLS.device = 'e';
#else
PLS.device = 'x';
#endif
PLD.maxrows = MAXDROWS;
PLD.maxdf = MAXD;
PLL.maxproclines = MAXPROCLINES;
PLVsize = MAXDAT;
PLG_set_early_defaults();
PLS.errfp = stderr; /* portability? */
PLS.diagfp = stderr; /* portability? */
PLS.bignumspacer = '\0'; /* use standard number notation */
PLS.bignumthres = 4;
suppress_convmsg( 1 ); /* suppress unplottable data msgs by default - user can turn on */
DT_checkdatelengths( 0 ); /* don't be strict about the length of date items */
setintvar( "CM_UNITS", 0 );
projectrootfound = 0;
strcpy( TDH_tmpdir, TMPDIR );
pathslash = PATH_SLASH;
/* set this now, but it might be updated depending on what's in config file.. */
GL_make_unique_string( uniq, 0 );
sprintf( PLS.tmpname, "%s%cplo%s", TDH_tmpdir, pathslash, uniq );
/* make cgierrfile (default /tmp/plcgi_err) for cgi errors */
sprintf( cgierrfile, "%s%cplcgi_err", TDH_tmpdir, PATH_SLASH );
/* reads and process config file, if any.. */
if( PLS.cgiargs != NULL ) {
/* determine name of config file.. (can't use PLOTICUS_CONFIG in CGI context) */
char *cgiprogname;
strcpy( buf, "file=" );
strcat( buf, CONFIGFILE );
if( strlen( buf ) == 5 ) { /* CONFIGFILE not set.. retrieve prog name from CGI environment and
build config file name from that.. */
cgiprogname = getenv( "SCRIPT_FILENAME" );
if( cgiprogname == NULL ) {
PLS.errfp = fopen( cgierrfile, "w" );
if( PLS.errfp != NULL ) {
fprintf( PLS.errfp, "cgi var SCRIPT_FILENAME not found.\n" );
#ifdef UNIX
fchmod( fileno( PLS.errfp ), 00666 );
#endif
}
TDH_errfile( PLS.errfp ); /* set it for TDH */
return( 1 );
}
strcat( buf, cgiprogname );
j = strlen( buf ) -4;
if( strcmp( &buf[ j ], ".cgi" )==0 ) buf[ j ] = '\0';
else if( strcmp( &buf[ j ], ".exe" )==0 ) buf[ j ] = '\0';
strcat( buf, ".cnf" );
}
strcpy( configfile, buf );
}
else {
/* command line usage.. check PLOTICUS_CONFIG.. */
filename = getenv( "PLOTICUS_CONFIG" );
if( filename == NULL ) goto SKIPCONFIG;
sprintf( configfile, "file=%s", filename );
}
if( strlen( configfile ) == 5 ) {
if( PLS.cgiargs != NULL ) goto BAD_CGI_CONFIG;
else goto SKIPCONFIG; /* no config file given.. */
}
stat = TDH_readconfig( configfile );
/* no point in checking return stat.. */
/* do this again because TDH_tmpdir might have been updated.. */
GL_make_unique_string( uniq, 0 );
sprintf( PLS.tmpname, "%s%cplo%s", TDH_tmpdir, pathslash, uniq );
/* now read it again to get pl-specific items.. */
fp = fopen( &configfile[5], "r" );
if( fp == NULL ) {
if( PLS.cgiargs != NULL ) {
BAD_CGI_CONFIG:
PLS.errfp = fopen( cgierrfile, "w" );
if( PLS.errfp != NULL ) {
fprintf( PLS.errfp, "cgi mode: cannot open config file (%s).\n", &configfile[5] );
#ifdef UNIX
fchmod( fileno( PLS.errfp ), 00666 );
#endif
}
return( 1 );
}
else Eerr( 15060, "Cannot open ploticus config file", &configfile[5] );
return( 0 );
}
/* get user settings.. */
while( fgets( buf, 511, fp ) != NULL ) {
buf[ strlen( buf ) -1 ] = '\0';
ix = 0;
strcpy( attr, GL_getok( buf, &ix ) );
if( attr[0] == '\0' ) continue;
if( attr[0] == '#' || attr[0] == '/' ) continue; /* skip comments of various kinds */
while( isspace( (int) buf[ix] ) )ix++;
lineval = &buf[ix];
strcpy( val, GL_getok( buf, &ix ) );
if( attr[ strlen( attr ) -1 ] == ':' ) attr[ strlen( attr ) - 1 ] = '\0';
/* attributes that exist in config file, but not proc settings, go here: */
if( strcmp( attr, "projectroot" )==0 ) {
stat = chdir( val );
if( stat != 0 ) goto CGI_BAD_CHDIR;
projectrootfound = 1;
if( PLS.debug ) fprintf( PLS.diagfp, "config: found projectroot.. chdir to %s..\n", val );
}
else if( strcmp( attr, "option" )==0 ) {
val[0] = '\0';
sscanf( buf, "%*s %s %s", attr, val );
/* check for embedded '=' in attr.. if found indicates prefab parm setting.. send lineval as attr.. */
for( i = 0, found = 0; attr[i] != '\0'; i++ ) if( attr[i] == '=' ) { found = 1; break; }
if( found ) { strcpy( attr, lineval ); strcpy( val, "" ); }
if( PLS.debug ) fprintf( PLS.diagfp, "config file: got option: %s %s\n", attr, val );
PL_process_arg( attr, val, &valused, &found );
if( !found ) Eerr( 2784, "invalid 'option:' in config file", attr );
}
/* shared settings takes care of settings that can be set in config file OR proc settings */
else {
stat = PL_sharedsettings( attr, val, lineval );
if( stat == 0 && PLS.debug ) fprintf( PLS.diagfp, "config: setting %s to %s\n", attr, lineval );
}
/* don't forget that there are other settings (tmpdir, date-related, etc.)
* that were handled by the TDH config file reader !!
*/
}
fclose( fp );
SKIPCONFIG:
if( PLS.cgiargs != NULL && !projectrootfound ) {
CGI_BAD_CHDIR:
PLS.errfp = fopen( cgierrfile, "w" );
if( PLS.errfp != NULL ) {
fprintf( PLS.errfp, "cgi mode: no projectroot in config file, or could not chdir to projectroot\n" );
#ifdef UNIX
fchmod( fileno( PLS.errfp ), 00666 );
#endif
}
return( 1 );
}
/* get prefabs directory name if available.. */
/* this must come after config file is read, because in cgi mode PLOTICUS_PREFABS is set via config file. */
PLS.prefabsdir = getenv( "PLOTICUS_PREFABS" );
if( PLS.prefabsdir != NULL ) {
TDH_setspecialincdir( PLS.prefabsdir ); /* set special include directory (#include $foo) */
/* note: prefabsdir must reference static storage, either via getenv() or constant */
}
return( 0 );
}
int
PLP_drawcommands()
{
char attr[NAMEMAXLEN], *line, *lineval;
int lvp, first;
char buf[1024], op[80];
char *dcfile, *dumpfile, *commands;
int ix, len;
double x, y;
FILE *fp;
TDH_errprog( "pl proc drawcommands" );
/* initialize */
dcfile = "";
dumpfile = "";
commands = "";
/* get attributes.. */
first = 1;
while( 1 ) {
line = getnextattr( first, attr, &lvp );
if( line == NULL ) break;
first = 0;
lineval = &line[lvp];
if( strcmp( attr, "file" )==0 ) dcfile = lineval;
else if( strcmp( attr, "dumpfile" )==0 ) dumpfile = lineval;
else if( strcmp( attr, "commands" )==0 ) commands = getmultiline( lineval, "get" );
else Eerr( 1, "attribute not recognized", attr );
}
/* -------------------------- */
/* now do the plotting work.. */
/* -------------------------- */
if( commands != "" ) {
sprintf( buf, "%s_Z", PLS.tmpname );
fp = fopen( buf, "w" ); /* temp file, unlinked below */
if( fp == NULL ) return( Eerr( 522, "Cannot open draw commands file", buf ));
fprintf( fp, "%s\n", commands );
fclose( fp );
do_drawcommands( buf );
unlink( buf );
}
else if( dcfile != "" ) do_drawcommands( dcfile );
else if( dumpfile != "" ) {
fp = fopen( dumpfile, "r" );
if( fp == NULL ) return( Eerr( 523, "Cannot open dump file", dumpfile ) );
while( fgets( buf, 1023, fp ) != NULL ) {
len = strlen( buf );
buf[ len-1 ] = '\0';
ix = 0;
strcpy( op, GL_getok( buf, &ix ));
if( op[0] == 'A' ) { PLG_setdefaults(); continue; } /* added scg 5/24/07 */
x = atof( GL_getok( buf, &ix ));
y = atof( GL_getok( buf, &ix ));
if( buf[ix] == ' ' ) ix++;
PLG_pcode( op[0], x, y, &buf[ix] );
}
fclose( fp );
}
return( 0 );
}
int
PLP_pie()
{
char attr[NAMEMAXLEN], *line, *lineval;
int lvp, first;
char *labels, *outlinedetails, *lablinedetails, *labelmode, *mapurl, *maplabel, *textdetails;
char *pctfmt, *labelback, *lblfmtstring, *expandedurl, *expandedlabel, *color1;
char buf[256], color[MAXSLICE][40], lbl[256], pctstr[80];
int j, align, df, lblfld, ncolors, nexpl, ibb, colorfield, nlines;
int maxlen, irow, ilabmode, labelbackoutline, exactcolorfield, wraplen;
double expl[MAXSLICE];
double adjx, adjy, cx, cy, radius, theta, total, ux, uy, stop, starttheta, sin(), cos();
double fval, x, y, oldx, oldy, stheta, lblfarout, boxwid, boxhi, labx, laby, dval;
TDH_errprog( "pl proc pie" );
/* initialize */
labels = ""; outlinedetails = ""; lablinedetails = ""; textdetails = ""; mapurl = ""; maplabel = "";
labelback = ""; lblfmtstring = "";
ncolors = 0; labelbackoutline = 0; wraplen = 0; nexpl = 0;
theta = 0.0;
cx = cy = -1.0;
radius = -1.0;
labelmode = "legend";
starttheta = 90.0 * TORAD;
total = 0.0;
lblfarout = 0.0;
pctfmt = "%.1f";
lblfld = -1;
colorfield = -1;
exactcolorfield = -1;
/* get attributes.. */
first = 1;
while( 1 ) {
line = getnextattr( first, attr, &lvp );
if( line == NULL ) break;
first = 0;
lineval = &line[lvp];
if( strcmp( attr, "datafield" )==0 ) df = fref( lineval ) -1 ;
else if( strcmp( attr, "center" )==0 ) getcoords( "center", lineval, &cx, &cy );
else if( strcmp( attr, "radius" )==0 ) Elenex( lineval, X, &radius );
else if( strcmp( attr, "firstslice" )==0 ) starttheta = ((360-ftokncpy( lineval )) * TORAD ) + 90.0 * TORAD;
else if( strcmp( attr, "total" )==0 ) total = ftokncpy( lineval );
else if( strcmp( attr, "clickmapurl" )==0 ) mapurl = lineval;
else if( strcmp( attr, "clickmaplabel" )==0 ) maplabel = lineval;
else if( strcmp( attr, "clickmaplabeltext" )==0 ) maplabel = getmultiline( lineval, "get" );
else if( strcmp( attr, "colors" )==0 ) {
int i, ix;
for( i = 0, ix = 0; i < MAXSLICE; i++ ) {
strcpy( color[i], GL_getok( lineval, &ix ) );
if( color[i][0] == '\0' ) break;
}
ncolors = i;
}
else if( strcmp( attr, "labels" )==0 ) labels = getmultiline( lineval, "get" );
else if( strcmp( attr, "labelfield" )==0 ) lblfld = fref( lineval ) - 1;
else if( strcmp( attr, "labelfmtstring" )==0 ) lblfmtstring = lineval;
else if( strcmp( attr, "colorfield" )==0 ) colorfield = fref( lineval ) - 1;
else if( strcmp( attr, "exactcolorfield" )==0 ) exactcolorfield = fref( lineval ) - 1;
else if( strcmp( attr, "outlinedetails" )==0 ) outlinedetails = lineval;
else if( strcmp( attr, "lablinedetails" )==0 ) lablinedetails = lineval;
else if( strcmp( attr, "textdetails" )==0 ) textdetails = lineval;
else if( strcmp( attr, "labelmode" )==0 ) labelmode = lineval;
else if( strcmp( attr, "labelfarout" )==0 ) lblfarout = ftokncpy( lineval );
else if( strcmp( attr, "labelback" )==0 ) labelback = lineval;
else if( strcmp( attr, "labelbackoutline" )==0 ) labelbackoutline = getyn( lineval );
else if( strcmp( attr, "pctformat" )==0 ) pctfmt = lineval;
else if( strcmp( attr, "explode" )==0 ) {
int i, ix;
for( i = 0, ix = 0; i < MAXSLICE; i++ ) {
strcpy( buf, GL_getok( lineval, &ix ));
if( buf[0] == '\0' ) break;
else expl[i] = atof( buf );
}
nexpl = i;
}
else if( strcmp( attr, "wraplen" )==0 ) wraplen = itokncpy( lineval );
else Eerr( 1, "attribute not recognized", attr );
}
/* overrides and degenerate cases */
/* -------------------------- */
if( Nrecords < 1 ) return( Eerr( 17, "No data has been read yet w/ proc getdata", "" ) );
if( df < 0 || df >= Nfields ) return( Eerr( 2840, "invalid datafield", "" ) );
if( cx < 0.0 || cy < 0.0 ) return( Eerr( 2841, "invalid center", "" ) );
if( radius < 0.0 || radius > 5.0 ) return( Eerr( 2842, "invalid radius", "" ) );
if( lblfarout < 0.001 && strncmp( labelmode, "label", 5 )==0 ) lblfarout = 0.67;
if( lblfarout < 0.001 && strncmp( labelmode, "line", 4 )==0 ) lblfarout = 1.3;
if( labelbackoutline && labelback[0] == '\0' ) labelback = Ecurbkcolor;
/* now do the plotting work.. */
/* -------------------------- */
/* compute total.. */
if( total <= 0.0 ) {
total = 0.0;
for( irow = 0; irow < Nrecords; irow++ ) {
total += atof( da( irow, df ) );
}
}
ibb = 0;
if( strncmp( labelmode, "legend", 6 )==0 ) ilabmode = LEGEND;
else if( strncmp( labelmode, "labelonly", 5 ) ==0 ) ilabmode = LABEL;
else if( strncmp( labelmode, "line+label", 4 ) ==0 ) ilabmode = LINELABEL;
else ilabmode = 0;
for( j = 0; j < 2; j++ ) { /* first time - colors; 2nd time, lines */
theta = starttheta + 6.28319;
if( j == 1 ) {
/* set line details for outline.. */
linedet( "outlinedetails", outlinedetails, 0.5 );
}
for( irow = 0; irow < Nrecords; irow++ ) {
/* take val as % of total and convert to rads */
dval = atof( da( irow, df ) );
if( dval == 0.0 ) continue; /* prevent slice attempt on degenerate case - scg 7/21/03 */
fval = ( dval / total ) * 6.28319;
stop = theta - fval;
/* find (ux,uy), the point at the wedge of the slice, normalized to 0,0 center.. */
if( nexpl <= 0 ) { /* don't explode any slices */
ux = 0.0;
uy = 0.0;
}
else if( irow >= nexpl ) { /* explode slice according to last explode value */
ux = (expl[nexpl-1]*radius) * cos( theta+(fval/-2.0) );
uy = (expl[nexpl-1]*radius) * sin( theta+(fval/-2.0) );
}
else if( irow < nexpl ) { /* explode slice according to explode value [i] */
ux = (expl[irow]*radius) * cos( theta+(fval/-2.0) );
uy = (expl[irow]*radius) * sin( theta+(fval/-2.0) );
}
first = 1;
stheta = theta;
if( j == 1 && strncmp( outlinedetails, "no", 2 )==0 ) /* break; */ goto DOLAB; /* changed again, scg 4/29/05 */
for( ; theta > stop; theta -= 0.03 ) {
if( theta - stop < 0.03 ) theta = stop;
x = cx + (radius * cos( theta ));
y = cy + (radius * sin( theta ));
if( j == 0 ) {
if( first ) {
first = 0; oldx = x; oldy = y;
Emov( cx+ux, cy+uy );
Epath( x+ux, y+uy );
continue;
}
Epath( x+ux, y+uy );
oldx = x; oldy = y;
}
else if( j == 1 ) {
if( first ) { Emov( cx+ux, cy+uy ); Elin( x+ux, y+uy ); first = 0; }
Elin( x+ux, y+uy );
}
}
if( j == 1 ) Elin( cx+ux, cy+uy );
color1 = "";
if( j == 0 ) {
Epath( cx+ux, cy+uy );
if( colorfield >=0 ) {
color1 = PL_get_legent( da( irow, colorfield ) );
Ecolorfill( color1 );
}
else if( exactcolorfield >= 0 ) {
color1 = da( irow, exactcolorfield );
Ecolorfill( color1 );
}
else if( strcmp( color[0], "auto" )==0 ) {
color1 = Eicolor( irow );
Ecolorfill( color1 );
}
else if( irow < ncolors ) Ecolorfill( color[irow] );
else if( ncolors > 0 ) Ecolorfill( color[ncolors-1] );
else Ecolorfill( "0.8" );
}
/* labeling */ /* if doing legend, handle this during j == 0 because color is available;
otherwise do labeling during j == 1 to avoid color fill obliterating labels.. */
DOLAB:
if( ( j == 0 && ilabmode == LEGEND ) || ( j == 1 && ilabmode != 0 ) ) {
strcpy( lbl, "");
sprintf( pctstr, pctfmt, (atof( da( irow, df ) ) / total)*100.0 );
if( PLS.bignumspacer ) rewritenums( pctstr ); /* added 4/5/03 */
if( lblfld >= 0 ) strcpy( lbl, da( irow, lblfld ) );
else if( labels != "" ) GL_getseg( lbl, labels, &ibb, "\n" );
else if( lblfmtstring[0] != '\0' ) { /* added scg 8/20/04 */
strcpy( buf, lblfmtstring );
GL_varsub( buf, "@PCT", pctstr );
do_subst( lbl, buf, irow, NORMAL );
}
GL_varsub( lbl, "@PCT", pctstr );
convertnl( lbl );
/* allow @field substitutions into url */
if( PLS.clickmap && ( mapurl != "" || maplabel != "" )) {
expandedurl = PL_bigbuf;
expandedlabel = &PL_bigbuf[2000];
do_subst( expandedurl, mapurl, irow, URL_ENCODED );
do_subst( expandedlabel, maplabel, irow, NORMAL );
}
/* if( ilabmode == LEGEND ) */ /* changed 7/14/03 scg */
if( j == 0 && ilabmode == LEGEND ) {
if( color1[0] != '\0' ) PL_add_legent( LEGEND_COLOR, lbl, "", color1, "", "" );
else PL_add_legent( LEGEND_COLOR, lbl, "", color[irow], "", "" );
}
else if( j == 1 && ilabmode == LABEL ) {
double htheta;
double x1, y1, x2, y2;
int centerit = 0;
htheta = stop + ((stheta - stop) / 2.0 );
x = cx + ( (radius * lblfarout) * cos( htheta ) );
y = cy + ( (radius * lblfarout) * sin( htheta ) );
if( wraplen ) GL_wraptext( lbl, wraplen ); /* added scg 8/16/05 */
measuretext( lbl, &nlines, &maxlen );
labx = x+ux;
laby = y+uy;
boxhi = nlines * Ecurtextheight;
boxwid = (maxlen * Ecurtextwidth);
if( (htheta >= 7.7 && htheta <= 8.2 ) || (htheta >= 4.5 && htheta <= 5.0 )) centerit = 1;
if( centerit ) { x1 = labx-(boxwid/2.0); x2 = labx+(boxwid/2.0); }
else if( x < cx ) { x1 = labx - boxwid; x2 = labx; }
else { x1 = labx; x2 = labx + boxwid; }
y1 = laby-boxhi; y2 = laby;
if( labelback != "" ) Ecblock( x1-0.1, y1+(Ecurtextheight*0.6), x2+0.1, y2+Ecurtextheight, labelback, labelbackoutline );
textdet( "textdetails", textdetails, &align, &adjx, &adjy, -2,"R", 1.0 );
Emov( labx, laby );
if( !centerit && x < cx ) Erightjust( lbl );
else if( !centerit && x >= cx ) Etext( lbl );
else Ecentext( lbl );
if( PLS.clickmap && ( mapurl != "" || maplabel != "" ))
clickmap_entry( 'r', expandedurl, 0, x1, y1+Ecurtextheight, x2, y2+Ecurtextheight, 1, 0, expandedlabel );
linedet( "linedetails", outlinedetails, 0.5 ); /* restore */
}
/* else if( ilabmode == LINELABEL ) */ /* changed 7/14/03 scg */
else if( j == 1 && ilabmode == LINELABEL ) {
double htheta, px, py, w, z;
if( wraplen ) GL_wraptext( lbl, wraplen ); /* added scg 8/16/05 */
measuretext( lbl, &nlines, &maxlen );
boxwid = maxlen * Ecurtextwidth;
boxhi = nlines * Ecurtextheight;
w = radius * lblfarout;
if( w < (1.1 * radius) ) z = lblfarout;
else z = 1.1;
htheta = stop + ((stheta - stop) / 2.0 );
px = cx + ( (radius * 0.9 ) * cos( htheta ) );
py = cy + ( (radius * 0.9 ) * sin( htheta ) );
x = cx + ( (radius * z ) * cos( htheta ) );
y = cy + ( (radius * z ) * sin( htheta ) );
linedet( "lablinedetails", lablinedetails, 0.5 );
Emov( px+ux, py+uy );
Elin( x+ux, y+uy );
if( x+ux < cx ) {
Elin( (cx+ux)-w, y+uy );
textdet( "textdetails", textdetails, &align, &adjx, &adjy, -2,"R", 1.0 );
labx = ((cx+ux)-w)-0.1;
laby = y+uy;
if( labelback[0] != '\0' )
Ecblock( labx-boxwid-0.1, laby-boxhi+(Ecurtextheight*0.6),
labx+0.1, laby+Ecurtextheight, labelback, labelbackoutline );
Emov( labx, laby );
Erightjust( lbl );
if( PLS.clickmap && ( mapurl != "" || maplabel != "" ))
clickmap_entry( 'r', expandedurl, 0, labx-boxwid, laby-boxhi+Ecurtextheight,
labx, laby+Ecurtextheight, 1, 0, expandedlabel );
}
else {
Elin( (cx+ux)+w, y+uy );
textdet( "textdetails", textdetails, &align, &adjx, &adjy, -2,"R", 1.0 );
labx = cx+ux+w+0.1;
laby = y+uy;
if( labelback[0] != '\0' )
Ecblock( labx-0.1, laby-boxhi+(Ecurtextheight*0.6),
labx+boxwid+0.1, laby+Ecurtextheight, labelback, labelbackoutline );
Emov( labx, laby );
Etext( lbl );
if( PLS.clickmap && ( mapurl != "" || maplabel != "" ))
clickmap_entry( 'r', expandedurl, 0, labx, laby-boxhi+Ecurtextheight,
labx+boxwid, laby+Ecurtextheight, 1, 0, expandedlabel );
}
linedet( "outlinedetails", outlinedetails, 0.5 ); /* restore */
}
}
theta = stop;
}
}
return( 0 );
}
/* =========================== */
int
PLP_bars( )
{
int i;
char attr[NAMEMAXLEN], val[256];
char *line, *lineval;
int nt, lvp;
int first;
char buf[256];
int j;
int stat;
int align;
double adjx, adjy;
int lenfield;
int locfield;
char color[COLORLEN];
char outline[256];
int do_outline;
double halfw;
double x, y, y0, xleft, xright;
char axis, baseax;
double barwidth;
int showvals;
char labeldetails[256];
int nstackf;
int stackf[MAXSTACKFIELDS];
double fval;
int ncluster;
int clusterpos;
char crossover[40];
double cr;
double laby;
char backbox[COLORLEN];
int labelfld;
char labelword[NAMEMAXLEN], labelstr[NAMEMAXLEN];
int lwl; /* do longwise labels */
int reverse;
int stopfld;
double taillen;
int errbars, errlofld, errhifld, reflecterr;
char selectex[256];
int result;
char legendlabel[256]; /* raised from 120 because it can contain long URLs... scg 4/22/04 */
int reverseorder, reversespecified;
char rangelo[40], rangehi[40];
double rlo, rhi;
double clustsep;
int trunc;
int y_endin, y0_endin;
int label0val;
char thinbarline[256];
int leftticfld, rightticfld, midticfld;
double ticlen;
double ytic;
char colorlist[256];
char *colorlp[MAXCLP];
int ncolorlp;
char dcolor[40];
char lblpos[40];
int taillengiven;
char numstrfmt[40];
int barwidthfield;
int hidezerobars; /* scg 11/29/00 */
double errbarmult;
int ibar;
int colorfield;
char mapurl[MAXPATH], expurl[MAXPATH];
int irow;
int segmentflag;
char constantlen[40], constantloc[40];
char maplabel[MAXTT], explabel[MAXTT];
int clickmap_on;
int exactcolorfield;
double minlabel;
int lwl_mustfit;
char overlapcolor[40];
double prev_y, prev_y0; /* used in segment bar overlap */
char labelselectex[256];
int labelmaxlen;
TDH_errprog( "pl proc bars" );
/* initialize */
axis = 'y';
lenfield = -1;
locfield = -1;
strcpy( color, "0.7" );
do_outline = 1;
strcpy( outline, "yes" );
barwidth = 0.0;
showvals = 0;
strcpy( labeldetails, "" );
nstackf = 0;
ncluster = 1;
clusterpos = 1;
strcpy( crossover, "" );
strcpy( backbox, "" );
strcpy( labelword, "" );
labelfld = -1;
lwl = 0;
stopfld = -1;
taillen = 0.0;
errbars = 0;
errlofld = errhifld = -1;
reflecterr = 0;
strcpy( selectex, "" );
strcpy( labelselectex, "" );
reverseorder = 0;
reversespecified = 0;
strcpy( rangelo, "" );
strcpy( rangehi, "" );
clustsep = 0.0;
trunc = 0;
label0val = 0;
strcpy( thinbarline, "" );
leftticfld = rightticfld = midticfld = -1;
ticlen = 0.02;
strcpy( colorlist, "" );
strcpy( lblpos, "" );
ncolorlp = 0;
taillengiven = 0;
strcpy( numstrfmt, "%g" );
barwidthfield = -1;
hidezerobars = 0;
errbarmult = 1.0;
colorfield = -1;
strcpy( mapurl, "" );
segmentflag = 0;
strcpy( constantlen, "" );
strcpy( constantloc, "" );
strcpy( maplabel, "" );
clickmap_on = 0;
exactcolorfield = -1;
labelrot = 0;
minlabel = NEGHUGE;
lwl_mustfit = 0;
strcpy( overlapcolor, "" );
strcpy( legendlabel, "" );
labelmaxlen = 250;
/* get attributes.. */
first = 1;
while( 1 ) {
line = getnextattr( first, attr, val, &lvp, &nt );
if( line == NULL ) break;
first = 0;
lineval = &line[lvp];
if( stricmp( attr, "lenfield" )==0 ) lenfield = fref( val ) -1;
else if( stricmp( attr, "locfield" )==0 ) locfield = fref( val ) -1;
else if( stricmp( attr, "axis" )==0 ) axis = tolower(val[0]);
else if( stricmp( attr, "horizontalbars" )==0 ) axis = 'x';
else if( stricmp( attr, "color" )==0 ) strcpy( color, val );
else if( stricmp( attr, "outline" )==0 ) strcpy( outline, lineval );
else if( stricmp( attr, "barwidth" )==0 ) {
barwidth = atof( val );
if( PLS.usingcm ) barwidth /= 2.54;
}
else if( strnicmp( attr, "stackfield", 10 )==0 ) {
int ix;
char fname[50];
/* if( strcmp( val, "*" )==0 || strcmp( val, "all" )==0 ) strcpy( lineval, stacklist ); */
for( ix = 0, j = 0; j < MAXSTACKFIELDS; j++ ) {
if( GL_smember( val, "* all" )) strcpy( fname, GL_getok( stacklist, &ix ) );
else strcpy( fname, GL_getok( lineval, &ix ) );
if( fname[0] == '\0' ) break;
stackf[j] = fref( fname );
}
nstackf = j;
}
else if( stricmp( attr, "cluster" )==0 ) {
nt = sscanf( lineval, "%d %s %d", &clusterpos, buf, &ncluster );
if( nt == 2 ) sscanf( lineval, "%d %d", &clusterpos, &ncluster );
}
else if( stricmp( attr, "clustersep" )==0 ) {
clustsep = atof( val );
if( PLS.usingcm ) clustsep /= 2.54;
}
else if( stricmp( attr, "crossover" )==0 ) strcpy( crossover, val );
else if( strnicmp( attr, "constantlen", 11 )==0 ) strcpy( constantlen, val );
else if( strnicmp( attr, "constantloc", 11 )==0 ) strcpy( constantloc, val );
else if( strnicmp( attr, "segmentfield", 12 )==0 ) {
char fnames[2][50];
/* nt = sscanf( lineval, "%d %d", &stackf[0], &stopfld ); */
nt = sscanf( lineval, "%s %s", fnames[0], fnames[1] );
if( nt == 1 ) stopfld = fref( fnames[0] );
if( nt == 2 ) {
nstackf = 1;
stackf[0] = fref( fnames[0] );
stopfld = fref( fnames[1] );
}
segmentflag = 1;
}
else if( strnicmp( attr, "errbarfield", 11 )==0 ) {
char fname[2][50];
errbars = 1;
nt = sscanf( lineval, "%s %s", fname[0], fname[1] );
if( strcmp( fname[0], "0" )==0 ) { /* allow oneway error bars scg 4/11/04 */
if( nt == 1 ) { Eerr( 3845, "incorrect errbarfield spec", "" ); errbars = 0; }
else errlofld = 0;
}
else errlofld = fref( fname[0] );
if( nt == 1 ) reflecterr = 1; /* use -val for lo, +val for hi */
else {
reflecterr = 0;
errhifld = fref( fname[1] );
}
/* taillen = 0.2; */ /* default */ /* can't set taillen here-
messes up cloning of tails - scg 12/21/99 */
/* barwidth = 0.001; */ /* force lines */
}
else if( strnicmp( attr, "errbarmult", 10 )==0 ) {
errbarmult = atof( val );
}
else if( stricmp( attr, "tails" )==0 ) {
taillen = atof( val );
taillengiven = 1;
if( PLS.usingcm ) taillen /= 2.54;
}
else if( stricmp( attr, "showvalues" )==0 ) {
if( strnicmp( val, YESANS, 1 )==0 ) showvals = 1;
else showvals = 0;
}
else if( stricmp( attr, "numbersformat" )==0 ) strcpy( numstrfmt, val );
else if( stricmp( attr, "labelzerovalue" )==0 ) {
if( strnicmp( val, YESANS, 1 )==0 ) label0val = 1;
else label0val = 0;
}
else if( stricmp( attr, "minlabel" )==0 ) minlabel = atof( val );
else if( stricmp( attr, "truncate" )==0 ) {
if( strnicmp( val, YESANS, 1 )==0 ) trunc = 1;
else trunc = 0;
}
else if( stricmp( attr, "labeldetails" )==0 ) strcpy( labeldetails, lineval );
else if( stricmp( attr, "backbox" )==0 ) strcpy( backbox, val );
else if( stricmp( attr, "labelfield" )==0 ) labelfld = fref( val ) - 1;
else if( stricmp( attr, "labelword" )==0 ) strcpy( labelword, lineval );
else if( stricmp( attr, "thinbarline" )==0 ) strcpy( thinbarline, lineval );
else if( stricmp( attr, "leftticfield" )==0 ) leftticfld = fref( val ) -1;
else if( stricmp( attr, "rightticfield" )==0 ) rightticfld = fref( val ) -1;
else if( stricmp( attr, "midticfield" )==0 ) midticfld = fref( val ) -1;
else if( stricmp( attr, "ticlen" )==0 ) ticlen = atof( val );
else if( stricmp( attr, "reverseorder" )==0 ) {
if( strnicmp( val, YESANS, 1 )==0 ) { reversespecified = 1; reverseorder = 1; }
else reverseorder = 0;
}
else if( stricmp( attr, "hidezerobars" )==0 ) {
if( strnicmp( val, YESANS, 1 )==0 ) hidezerobars = 1;
else hidezerobars = 0;
}
else if( stricmp( attr, "barsrange" )==0 ) sscanf( lineval, "%s %s", rangelo, rangehi );
else if( stricmp( attr, "colorlist" )==0 ) strcpy( colorlist, lineval );
else if( stricmp( attr, "colorfield" )==0 ) colorfield = fref( val ) -1;
else if( stricmp( attr, "exactcolorfield" )==0 ) exactcolorfield = fref( val ) -1;
else if( stricmp( attr, "longwayslabel" )==0 ) {
if( strnicmp( val, YESANS, 1 )==0 ) lwl = 1;
else lwl = 0;
}
else if( stricmp( attr, "labelmustfit" )==0 ) {
if( stricmp( val, "omit" )==0 ) lwl_mustfit = 1;
else if( stricmp( val, "truncate" )==0 ) lwl_mustfit = 2;
else lwl_mustfit = 0;
}
else if( stricmp( attr, "labelmaxlen" )==0 ) labelmaxlen = atoi( val );
else if( strnicmp( attr, "labelrot", 8 )==0 ) labelrot = atoi( val );
else if( stricmp( attr, "select" )==0 ) strcpy( selectex, lineval );
else if( stricmp( attr, "labelselect" )==0 ) strcpy( labelselectex, lineval );
else if( stricmp( attr, "legendlabel" )==0 ) strcpy( legendlabel, lineval );
else if( stricmp( attr, "labelpos" )==0 ) strcpy( lblpos, val );
else if( stricmp( attr, "barwidthfield" )==0 ) barwidthfield = fref( val ) -1;
else if( stricmp( attr, "overlapcolor" )==0 ) strcpy( overlapcolor, val );
else if( stricmp( attr, "clickmapurl" )==0 ) {
if( PLS.clickmap ) { strcpy( mapurl, val ); clickmap_on = 1; }
}
else if( stricmp( attr, "clickmaplabel" )==0 ) {
if( PLS.clickmap ) { strcpy( maplabel, lineval ); clickmap_on = 1; }
}
else if( stricmp( attr, "clickmaplabeltext" )==0 ) {
if( PLS.clickmap ) { getmultiline( "clickmaplabeltext", lineval, MAXTT, maplabel ); clickmap_on = 1; }
}
else Eerr( 1, "attribute not recognized", attr );
}
/* -------------------------- */
/* overrides and degenerate cases */
/* -------------------------- */
if( axis == 'y' ) baseax = 'x';
else baseax = 'y';
if( Nrecords < 1 ) return( Eerr( 17, "No data has been read yet w/ proc getdata", "" ) );
if( !scalebeenset() )
return( Eerr( 51, "No scaled plotting area has been defined yet w/ proc areadef", "" ) );
if( locfield > Nfields ) return( Eerr( 52, "locfield out of range", "" ) );
if( lenfield > Nfields ) return( Eerr( 52, "lenfield out of range", "" ) );
if( lenfield < 0 && !segmentflag && constantlen[0] == '\0' )
return( Eerr( 2805, "Either lenfield, segmentfields, or constantlen must be defined", ""));
if( stopfld >= 0 ) {
if( nstackf > 1 ) /* but 1 is ok */
{ Eerr( 2984, "stackfield may not be used with segments", "" ); nstackf=0; }
}
if( labelword[0] != '\0' ) showvals = 1;
if( showvals && labelword[0] == '\0' ) strcpy( labelword, "@N" );
if( locfield == lenfield && locfield >= 0 ) Eerr( 2479, "Warning, locfield same as lenfield", "" );
for( i = 0; i < nstackf; i++ ) {
if( (lenfield+1) == stackf[i] ) Eerr( 2479, "Warning, lenfield same as a stackfield", "" );
if( (locfield+1) == stackf[i] ) Eerr( 2479, "Warning, locfield same as a stackfield", "" );
}
if( axis == 'x' && !reversespecified ) reverseorder = 1;
if( strnicmp( legendlabel, "#usefname", 9 )==0 ) getfname( lenfield+1, legendlabel );
if( segmentflag ) lwl = 1; /* when doing floating segment bars, default to use labels that are centered within the bar - scg 5/8/06 */
/* -------------------------- */
/* now do the plotting work.. */
/* -------------------------- */
if( baseax == 'y' ) Eflip = 1;
if( rangelo[0] != '\0' ) rlo = Econv( baseax, rangelo );
else rlo = Elimit( baseax, 'l', 's' );
if( rangehi[0] != '\0' ) rhi = Econv( baseax, rangehi );
else rhi = Elimit( baseax, 'h', 's' );
/* maintain stacklist */
if( clusterpos != prevclust ) {
PL_resetstacklist();
if( !segmentflag ) nstackf = 0; /* needed for current bar */
}
prevclust = clusterpos;
sprintf( buf, "%d ", lenfield+1 );
strcat( stacklist, buf );
if( barwidth > 0.0 ) halfw = barwidth * 0.5;
else {
if( ncluster <= 1 ) halfw = ( Ea( X, 1.0 ) - Ea( X, 0.0 ) ) * 0.4;
else if( ncluster > 1 ) halfw = (( Ea( X, 1.0 ) - Ea( X, 0.0 ) ) * 0.4)/ (double)ncluster;
if( halfw > 0.5 ) halfw = 0.1; /* sanity - to prevent huge bars */
}
if( outline[0] == '\0' || strnicmp( outline, "no", 2 )==0 ) do_outline = 0;
else do_outline = 1;
if( crossover[0] == '\0' ) cr = Elimit( axis, 'l', 's' );
else cr = Econv( axis, crossover );
if( cr < Elimit( axis, 'l', 's' )) cr = Elimit( axis, 'l', 's' ); /* be sure crossover is in range .. added scg 8/25/04 */
if( cr > Elimit( axis, 'h', 's' )) cr = Elimit( axis, 'h', 's' ); /* be sure crossover is in range .. added scg 8/25/04 */
/* parse colorlist if any */
if( colorlist[0] != '\0' ) {
int ix, ixx; char tok[40];
/* initialize all pointers to default color.. */
strcpy( dcolor, color );
for( i = 0; i < MAXCLP; i++ ) colorlp[i] = dcolor;
ix = 0; ixx = 0;
i = 0;
while( 1 ) {
strcpy( tok, GL_getok( colorlist, &ix ) );
if( tok[0] == '\0' ) break;
if( atoi( tok ) > 0 && atoi( tok ) < MAXCLP ) {
colorlp[ atoi(tok) - 1 ] = &colorlist[ix];
GL_getok( colorlist, &ix );
}
else if( i < MAXCLP ) {
colorlp[ i ] = &colorlist[ ixx ];
i++;
}
ixx = ix;
}
}
linedet( "outline", outline, 0.5 );
/* "draw" something so that line color is persistent - related to recent color chg opt - scg 10/21/04 */
PLG_pcodeboundingbox( 0 );
Emovu( 0.0, 0.0 ); Elinu( 0.0, 0.0 ); /* CC-DOT */
PLG_pcodeboundingbox( 1 );
if( thinbarline[0] != '\0' && strnicmp( thinbarline, "no", 2 ) != 0 )
linedet( "thinbarline", thinbarline, 0.3 );
if( errbars && !taillengiven ) taillen = 0.2; /* set a default taillen for errorbars */
/* ---------------- */
/* loop through current data set, draw bars.. */
/* ---------------- */
ibar = -1;
prev_y = NEGHUGE; prev_y0 = NEGHUGE;
for( irow = 0; irow < Nrecords; irow++ ) {
if( selectex[0] != '\0' ) { /* process against selection condition if any.. */
stat = do_select( selectex, irow, &result );
if( stat != 0 ) { Eerr( stat, "Select error", selectex ); continue; }
if( result == 0 ) continue; /* reject */
}
ibar++;
if( lenfield >= 0 ) {
y = fda( irow, lenfield, axis );
if( Econv_error() ) { conv_msg( irow, lenfield, "lenfield" ); continue; }
}
else if( constantlen[0] != '\0' ) y = Econv( axis, constantlen );
if( constantloc[0] != '\0' ) x = Econv( baseax, constantloc );
else if( locfield < 0 ) {
if( reverseorder ) x = (Elimit( baseax, 'h', 's' ) - 1.0) - (double)ibar;
else x = (double)ibar+1;
if( x > Elimit( baseax, 'h', 's' ) ) {
fprintf( PLS.errfp, "bars warning, skipping bar# %d, loc is out of range\n", ibar+1 );
continue; /* out of range hi */
}
}
else {
x = fda( irow, locfield, baseax );
if( Econv_error() ) { conv_msg( irow, locfield, "locfield" ); continue; }
if( x < rlo ) continue; /* out of range low */
if( x > rhi ) continue; /* out of range high */
}
/* y0 = Elimit( axis, 'l', 's' ); */
if( nstackf > 0 && !segmentflag ) y0 = 0.0; /* added scg 11/27/01 */
else y0 = cr;
/* if barwidthfield was specified, set bar width now.. */
if( barwidthfield >= 0 ) {
double bw;
bw = fda( irow, barwidthfield, axis );
halfw = (Ea( X, bw ) - Ea( X, 0.0 )) * 0.5;
if( Econv_error() ) {
conv_msg( irow, barwidthfield, "barwidthfield" );
halfw = 0.05;
}
}
if( nstackf > 0 ) /* stacking */
for( j = 0; j < nstackf; j++ ) {
/* BDB: here is where scott barrett's bug seems to occur.. */
/* Digital UNIX 4.0g on a Compaq ES-40 Server. debugger indicates abend in proc_bars.c */
fval = fda( irow, stackf[j]-1, axis );
if( segmentflag ) fval -= cr; /* normalize? */
y0 += fval;
if( !segmentflag ) y += fval; /* condition added scg 9/26/03 .. because y is undefined at this point */
}
if( ncluster > 1 ) { /* clustering - move sideways a little.. */
xleft = Ea( X, x ) - ((halfw+clustsep) * (double)(ncluster));
xleft += clustsep;
if( baseax == Y ) xleft += ((halfw+clustsep) * (ncluster-clusterpos)*2.0);
else xleft += ((halfw+clustsep) * (clusterpos-1)*2.0);
xright = xleft + (halfw*2.0);
}
else {
xleft = Ea( X, x) - halfw;
xright = Ea( X, x) + halfw;
}
y_endin = y0_endin = 1;
if( segmentflag ) { /* set y from stopfld; bar start is done via stacking, above */
y = fda( irow, stopfld-1, axis );
}
if( errbars ) { /* set y and y0 as offsets from original y */
double eblen;
if( errlofld == 0 ) { y0 = y; y0_endin = 0; }
else {
eblen = (fda( irow, errlofld-1, axis ) * errbarmult);
if( y < cr ) y0 = y + eblen;
else y0 = y - eblen;
}
if( reflecterr ) eblen = fda( irow, errlofld-1, axis ) * errbarmult;
else eblen = fda( irow, errhifld-1, axis ) * errbarmult;
if( y < cr ) y -= eblen; /* downward/leftward bar.. reverse direction */
else y += eblen; /* normal */
}
/* catch units errors for stopfld and errflds.. */
if( segmentflag && Econv_error() ) {conv_msg( irow, stopfld, "segmentfields" );continue;}
if( errbars && Econv_error() ){conv_msg( irow, stopfld, "errbarfields" );continue;}
/* null-length bars.. skip out.. scg 11/29/00 */
if( hidezerobars && y == y0 ) continue;
/* truncate to plotting area.. scg 5/12/99 */
if( trunc ) {
if( y0 <= Elimit( axis, 'l', 's' ) && y < Elimit( axis, 'l', 's' ) ) {
fprintf( PLS.errfp, "warning, bar completely out of %c plotting area\n", axis );
continue; /* skip entirely */
}
if( y0 >= Elimit( axis, 'h', 's' ) && y > Elimit( axis, 'h', 's' ) ) {
fprintf( PLS.errfp, "warning, bar completely out of %c plotting area\n", axis );
continue; /* skip entirely */
}
if( !Ef_inr( axis, y0 ) ) {
if( y0 < y ) y0 = Elimit( axis, 'l', 's' );
else y0 = Elimit( axis, 'h', 's' );
y0_endin = 0;
}
if( !Ef_inr( axis, y ) ) {
if( y0 < y ) y = Elimit( axis, 'h', 's' );
else y = Elimit( axis, 'l', 's' );
y_endin = 0;
}
}
/* if colorfield used, get color.. */
if( colorfield >= 0 ) {
strcpy( color, "" );
PL_get_legent( da( irow, colorfield ), val, NULL, NULL );
sscanf( val, "%s", color ); /* strip off any space */
}
else if( exactcolorfield >= 0 ) strcpy( color, da( irow, exactcolorfield ));
/* if colorlist used, get color.. */
if( colorlist[0] != '\0' && ibar < MAXCLP ) sscanf( colorlp[ibar], "%s", color );
/* now do the bar.. */
/* allow @field substitutions into url */
if( clickmap_on ) {
do_subst( expurl, mapurl, irow, URL_ENCODED );
do_subst( explabel, maplabel, irow, NORMAL );
}
/* if thinbarline specified, or if doing error bars, render bar as a line */
if( ( thinbarline[0] != '\0' && strnicmp( thinbarline, "no", 2 )!= 0 ) || errbars ) {
Emov( xleft+halfw, Ea( Y, y0 ) );
Elin( xleft+halfw, Ea( Y, y ) );
}
/* otherwise, render bar as a rectangle */
else {
Ecblock( xleft, Ea( Y, y0 ), xright, Ea( Y, y ), color, 0 );
if( overlapcolor != "" && segmentflag ) { /* not documented in 2.33 - color change glitches on GD */
/* See if segments overlap.. if so show the overlap region. Do this before outline. added scg 5/11/06 */
if( y0 < prev_y ) Ecblock( xleft, Ea( Y, y0 ), xright, Ea( Y, prev_y ), overlapcolor, do_outline );
}
if( do_outline ) { /* render bar outline.. but no outline where truncated.. added scg 5/11/06 */
Emov( xleft, Ea( Y, y0 ) );
Elin( xleft, Ea( Y, y ) );
if( y_endin ) Elin( xright, Ea( Y, y ) );
else Emov( xright, Ea( Y, y ) );
Elin( xright, Ea( Y, y0 ) );
if( y0_endin ) Elin( xleft, Ea( Y, y0 ) );
}
#ifdef HOLD
/* if bar was truncated do the "fadeout" effect.. */
/* on hold for now.. needs some adjustment, and undesired interaction with outline color scg 5/17/06 */
if( !y_endin ){
Ecblock( xleft, Ea( Y, y)+0.03, xright, Ea( Y, y)+0.07, color, 0 );
Ecblock( xleft, Ea( Y, y)+0.09, xright, Ea( Y, y)+0.11, color, 0 );
}
if( !y0_endin ) {
Ecblock( xleft, Ea( Y, y0)-0.07, xright, Ea( Y, y0)-0.03, color, 0 );
Ecblock( xleft, Ea( Y, y0)-0.11, xright, Ea( Y, y0)-0.09, color, 0 );
}
#endif
if( clickmap_on ) {
if( Eflip ) clickmap_entry( 'r', expurl, 0, Ea( Y, y0 ), xleft, Ea( Y, y ), xright, 0, 0, explabel );
else clickmap_entry( 'r', expurl, 0, xleft, Ea( Y, y0 ), xright, Ea( Y, y ), 0, 0, explabel );
}
}
/* do tics if requested */ /* don't do if trunc && outside area - scg 11/21/00 */
/* Bug fix - ticks not being drawn at bars when truncating was not switched on.
* Supplied by Michael Rausch ([email protected]) date: 04 Jun 2001 */
if( leftticfld >= 0 ) {
ytic = fda( irow, leftticfld, axis );
if( !Econv_error() && ( !trunc || Ef_inr( axis, ytic ) ) ) {
Emov( (xleft+halfw), Ea(Y,ytic) );
Elin( (xleft+halfw)-ticlen, Ea(Y,ytic) );
}
}
if( rightticfld >= 0 ) {
ytic = fda( irow, rightticfld, axis );
if( !Econv_error() && ( !trunc || Ef_inr( axis, ytic ) ) ) {
Emov( (xleft+halfw), Ea(Y,ytic) );
Elin( (xleft+halfw)+ticlen, Ea(Y,ytic) );
}
}
if( midticfld >= 0 ) {
ytic = fda( irow, midticfld, axis );
if( !Econv_error() && ( !trunc || Ef_inr( axis, ytic ) ) ) {
Emov( (xleft+halfw)-(ticlen/2.0), Ea(Y,ytic) );
Elin( (xleft+halfw)+(ticlen/2.0), Ea(Y,ytic) );
}
}
/* do tails if requested */
if( taillen > 0.0 ) {
double g, h;
g = xleft + ((xright-xleft) / 2.0);
h = taillen / 2.0;
if( y_endin ) { Emov( g-h, Ea(Y,y) ); Elin( g+h, Ea(Y,y) ); }
if( y0_endin ) { Emov( g-h, Ea(Y,y0) ); Elin( g+h, Ea(Y,y0) ); }
}
prev_y = y; prev_y0 = y0;
}
/* ---------------- */
/* now add labels if any */
/* ---------------- */
if( showvals || labelfld >= 0 ) {
textdet( "labeldetails", labeldetails, &align, &adjx, &adjy, -3, "R", 1.0 );
if( adjy == 0.0 ) adjy = 0.02; /* so label is a little above end of bar */
if( align == '?' ) align = 'C';
ibar = -1;
for( i = 0; i < Nrecords; i++ ) {
if( selectex[0] != '\0' ) { /* added 8/23/01 - process against selection condition if any.. */
stat = do_select( selectex, i, &result );
if( stat != 0 ) { Eerr( stat, "Select error", selectex ); continue; }
if( result == 0 ) continue; /* reject */
}
ibar++;
if( labelselectex[0] != '\0' ) { /* process against label selection condition if any.. added scg 5/11/06 */
stat = do_select( labelselectex, i, &result );
if( stat != 0 ) { Eerr( stat, "Select error", selectex ); continue; }
if( result == 0 ) continue; /* reject */
}
if( lenfield >= 0 ) {
y = fda( i, lenfield, axis );
if( Econv_error() ) continue; /* don't bother to label bad values */
if( !label0val && GL_close_to( y, cr, 0.000001 )) continue; /* don't label 0 */
if( y < minlabel ) continue; /* suppress labels for small bars , added 5/4/04, thanks to Jessika Feustel */
}
if( constantloc[0] != '\0' ) x = Econv( baseax, constantloc );
else if( locfield < 0 ) {
if( reverseorder ) x = (Elimit( baseax, 'h', 's' ) - 1.0) - (double)ibar;
else x = (double)ibar+1;
}
else {
x = fda( i, locfield, baseax );
if( Econv_error() ) continue; /* don't bother to label bad values - added scg 8/10/05 */
if( x < rlo ) continue; /* out of range low */
if( x > rhi ) continue; /* out of range high */
}
/* compose label.. */
if( labelfld >= 0 ) strcpy( labelstr, da( i, labelfld ) );
else {
if( segmentflag ) y = fda( i, stopfld-1, axis ); /* get y now.. scg 9/27/04 */
strcpy( labelstr, labelword );
}
stat = Euprint( buf, axis, y, numstrfmt );
GL_varsub( labelstr, "@N", buf );
/* check / truncate length.. */
if( strlen( labelstr ) > labelmaxlen ) {
labelstr[ labelmaxlen+2 ] = '\0';
labelstr[ labelmaxlen+1 ] = '.';
labelstr[ labelmaxlen ] = '.';
}
fval = cr; /* needed in case we want to center long text label along len of bar */
if( nstackf > 0 ) { /* stacking affects label placement */
double ff;
for( j = 0; j < nstackf; j++ ) {
ff = fda( i, stackf[j]-1, axis );
if( !segmentflag ) fval += ff; /* scg 4/28/04 */
else fval = ff;
/* fval is used below to center longwise labels */
if( segmentflag ) y += (ff - cr);
else y += ff;
}
}
if( segmentflag ) { /* set y from stopfld; bar start is done via stacking, above */
y = fda( i, stopfld-1, axis );
if( Econv_error() ) continue;
}
if( errbars ) { /* set y and y0 as offsets from original y */
if( errlofld == 0 ) y0 = y;
else y0 = y - fda( i, errlofld+1, axis );
if( reflecterr ) y += fda( i, errlofld-1, axis );
else y += fda( i, errhifld+1, axis );
if( Econv_error() ) continue;
}
/* truncate to plotting area.. scg 5/12/99 */
if( trunc ) {
/* if bar completely out of plotting area, omit - added scg 8/10/05 */
if( y < Elimit( axis, 'l', 's' ) ) continue;
if( lwl ) { /* longways labels.. revise bar start & stop so label is properly centered - added scg 5/10/06 */
if( fval > Elimit( axis, 'h', 's' )) continue; /* bar completely off hi end.. omit */
if( y > Elimit( axis, 'h', 's' )) y = Elimit( axis, 'h', 's' );
if( fval < Elimit( axis, 'l', 's' )) fval = Elimit( axis, 'l', 's' );
}
else if( y > Elimit( axis, 'h', 's' ) ) continue; /* for regular labels, if top of bar is off, don't show it */
if( !Ef_inr( axis, y ) ) {
if( y > Elimit( axis, 'h', 's' ) ) y = Elimit( axis, 'h', 's' );
else laby = y = Elimit( axis, 'l', 's' );
}
}
if( y < cr ) {
laby = Ea( Y, y ) + (adjy*(-1.0));
if( !Eflip ) laby -= Ecurtextheight;
reverse = 1;
}
else {
laby = (Ea( Y, y )+adjy);
reverse = 0;
}
/* if explicit label position given, use it.. */
if( lblpos[0] != '\0' ) Eposex( lblpos, axis, &laby );
if( ncluster > 1 ) { /* if clusters, move sideways a little bit.. */
x = Ea( X, x ) - ((halfw+clustsep) * (double)(ncluster));
x += clustsep;
if( baseax == Y ) x += ((halfw+clustsep) * (ncluster-clusterpos)*2.0);
else x += ((halfw+clustsep) * (clusterpos-1)*2.0);
x += halfw;
if( lwl ) do_lwl( labelstr, x+adjx, Ea(Y,y)+adjy, Ea(Y,fval), align, reverse, lwl_mustfit );
else do_label( labelstr, x+adjx, laby, align, backbox, reverse );
}
else {
if( lwl ) do_lwl( labelstr, Ea(X,x)+adjx, Ea(Y,y)+adjy, Ea(Y,fval), align, reverse, lwl_mustfit );
else do_label( labelstr, Ea(X,x)+adjx, laby, align, backbox, reverse );
}
}
}
if( legendlabel[0] != '\0' ) {
if( errbars || ( thinbarline[0] != '\0' && strnicmp( thinbarline, "no", 2 )!= 0) )
PL_add_legent( LEGEND_LINE, legendlabel, "", thinbarline, "", "" );
else PL_add_legent( LEGEND_COLOR, legendlabel, "", color, "", "" );
}
if( baseax == 'y' ) Eflip = 0;
return( 0 );
}
