/usr/share/ncarg/hluex/textitem/tx03c.c is in libncarg-data 6.3.0-6build1.
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The actual contents of the file can be viewed below.
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* *
* Copyright (C) 1995 *
* University Corporation for Atmospheric Research *
* All Rights Reserved *
* *
***********************************************************************/
/*
* File: tx03c.c
*
* Author: Bob Lackman
* National Center for Atmospheric Research
* PO 3000, Boulder, Colorado
*
* Date: Fri Jan 06 18:31:18 MDT 1995
*
* Description: Demonstrates the TextItem Object
* Writes "NCAR Graphics" in a series of
* different colors (using the default colormap.)
*/
#include <stdio.h>
#include <ncarg/hlu/hlu.h>
#include <ncarg/hlu/ResList.h>
#include <ncarg/hlu/App.h>
#include <ncarg/hlu/TextItem.h>
#include <ncarg/hlu/NcgmWorkstation.h>
#include <ncarg/hlu/PSWorkstation.h>
#include <ncarg/hlu/PDFWorkstation.h>
#include <ncarg/hlu/CairoWorkstation.h>
int main()
{
int appid, wid, pid;
int srlist, grlist;
int i, num_colors;
const char *wks_type = "x11";
/*
* Initialize the high level utility library
*/
NhlInitialize();
/*
* Create an application context. Set the app dir to the current
* directory so the application looks for a resource file in the
* working directory. In this example the resource file supplies the
* plot title only.
*/
srlist = NhlRLCreate(NhlSETRL);
NhlRLClear(srlist);
NhlRLSetString(srlist,NhlNappDefaultParent,"True");
NhlRLSetString(srlist,NhlNappUsrDir,"./");
NhlCreate(&appid,"tx03",NhlappClass,NhlDEFAULT_APP,srlist);
if (!strcmp(wks_type,"ncgm") || !strcmp(wks_type,"NCGM")) {
/*
* Create a meta file workstation.
*/
NhlRLClear(srlist);
NhlRLSetString(srlist,NhlNwkMetaName,"./tx03c.ncgm");
NhlCreate(&wid,"tx03Work",NhlncgmWorkstationClass,
NhlDEFAULT_APP,srlist);
}
else if (!strcmp(wks_type,"x11") || !strcmp(wks_type,"X11")) {
/*
* Create an X11 workstation.
*/
NhlRLClear(srlist);
NhlRLSetInteger(srlist,NhlNwkPause,True);
NhlCreate(&wid,"tx03Work",NhlcairoWindowWorkstationClass,
NhlDEFAULT_APP,srlist);
}
else if (!strcmp(wks_type,"oldps") || !strcmp(wks_type,"OLDPS")) {
/*
* Create an older-style PostScript workstation.
*/
NhlRLClear(srlist);
NhlRLSetString(srlist,NhlNwkPSFileName,"./tx03c.ps");
NhlCreate(&wid,"tx03Work",NhlpsWorkstationClass,
NhlDEFAULT_APP,srlist);
}
else if (!strcmp(wks_type,"oldpdf") || !strcmp(wks_type,"OLDPDF")) {
/*
* Create an older-style PDF workstation.
*/
NhlRLClear(srlist);
NhlRLSetString(srlist,NhlNwkPDFFileName,"./tx03c.pdf");
NhlCreate(&wid,"tx03Work",NhlpdfWorkstationClass,
NhlDEFAULT_APP,srlist);
}
else if (!strcmp(wks_type,"pdf") || !strcmp(wks_type,"PDF") ||
!strcmp(wks_type,"ps") || !strcmp(wks_type,"PS")) {
/*
* Create a cairo PS/PDF workstation.
*/
NhlRLClear(srlist);
NhlRLSetString(srlist,NhlNwkFileName,"./tx03c");
NhlRLSetString(srlist,NhlNwkFormat,(char*)wks_type);
NhlCreate(&wid,"tx03Work",NhlcairoDocumentWorkstationClass,
NhlDEFAULT_APP,srlist);
}
else if (!strcmp(wks_type,"png") || !strcmp(wks_type,"PNG")) {
/*
* Create a cairo PNG workstation.
*/
NhlRLClear(srlist);
NhlRLSetString(srlist,NhlNwkFileName,"./tx03c");
NhlRLSetString(srlist,NhlNwkFormat,(char*)wks_type);
NhlCreate(&wid,"tx03Work",NhlcairoImageWorkstationClass,
NhlDEFAULT_APP,srlist);
}
/*
* Get the number of colors in the default color table.
*/
grlist = NhlRLCreate(NhlGETRL);
NhlRLClear(grlist);
NhlRLGetInteger(grlist,NhlNwkColorMapLen,&num_colors);
NhlGetValues(wid,grlist);
/*
* Create a TextItem and then draw multiple frames varying the fill
* color of the text bounding box to all entries of the default
* workstation color map.
*/
NhlRLClear(srlist);
NhlCreate(&pid,"TextItems",NhltextItemClass,wid,srlist);
for( i = 1; i <= num_colors; i+=10 ) {
NhlRLClear(srlist);
NhlRLSetInteger(srlist,NhlNtxBackgroundFillColor,i);
NhlSetValues(pid,srlist);
NhlDraw(pid);
NhlFrame(wid);
}
NhlDestroy(pid);
NhlDestroy(wid);
NhlDestroy(appid);
NhlClose();
exit(0);
}
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