/usr/share/ncarg/hluex/textitem/tx07f.f is in libncarg-data 6.3.0-6build1.
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C C
C Copyright (C) 1995 C
C University Corporation for Atmospheric Research C
C All Rights Reserved C
C C
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
C
C File: tx07f.f
C
C Author: Fred Clare (converted to Fortran by David
C Younghans)
C National Center for Atmospheric Research
C PO 3000, Boulder, Colorado
C (translated to Fortran by David Younghans)
C
C Date: Tue Nov 27 16:00:58 MST 1995
C
C Description: Demonstrates TextItem text spacings and
C aspect ratios.
C
program tx07f
implicit none
external NhlFAppClass
external NhlFNcgmWorkstationClass
external NhlFCairoWindowWorkstationClass
external NhlFPSWorkstationClass
external NhlFPDFWorkstationClass
external NhlFCairoPSPDFWorkstationClass
external NhlFCairoImageWorkstationClass
external NhlFTextItemClass
integer i,ierr,appid,wid,exid,labid,rlist
real ypos,aspect
real bkg_color(3),spacings(3)
character*25 label
character*7 wks_type
data bkg_color/1.0,1.0,1.0/
data spacings/0.0,1.5,0.6/
C
C Set the display. Default is to display output to an X workstation.
C
wks_type = "x11"
C
C Initialize.
C
call NhlFInitialize
call NhlFRLCreate(rlist,'SETRL')
call NhlFRLClear(rlist)
call NhlFRLSetString(rlist,'appUsrDir','./',ierr)
call NhlFRLSetString(rlist,'appDefaultParent','True',ierr)
call NhlFCreate(appid,'tx07',NhlFAppClass,0,rlist,ierr)
if (wks_type.eq."ncgm".or.wks_type.eq."NCGM") then
C
C Create a meta file workstation.
C
call NhlFRLClear(rlist)
call NhlFRLSetString(rlist,'wkMetaName',
& './tx07f.ncgm',ierr)
call NhlFRLSetFloatArray(rlist,'wkBackgroundColor',
& bkg_color,3,ierr)
call NhlFCreate(wid,'tx07Work',NhlFncgmWorkstationClass,
& 0,rlist,ierr)
else if (wks_type.eq."x11".or.wks_type.eq."X11") then
C
C Create an X11 workstation.
C
call NhlFRLClear(rlist)
call NhlFRLSetInteger(rlist,'wkPause','True',ierr)
call NhlFRLSetFloatArray(rlist,'wkBackgroundColor',
& bkg_color,3,ierr)
call NhlFCreate(wid,'tx07Work',
& NhlFCairoWindowWorkstationClass,0, rlist,ierr)
else if (wks_type.eq."oldps".or.wks_type.eq."OLDPS") then
C
C Create an older-style PS workstation.
C
call NhlFRLClear(rlist)
call NhlFRLSetString(rlist,'wkPSFileName',
& './tx07f.ps',ierr)
call NhlFRLSetFloatArray(rlist,'wkBackgroundColor',
& bkg_color,3,ierr)
call NhlFCreate(wid,'tx07Work',NhlFpsWorkstationClass,
& 0,rlist,ierr)
else if (wks_type.eq."oldpdf".or.wks_type.eq."OLDPDF") then
C
C Create an older-style PDF workstation.
C
call NhlFRLClear(rlist)
call NhlFRLSetString(rlist,'wkPDFFileName',
& './tx07f.pdf',ierr)
call NhlFRLSetFloatArray(rlist,'wkBackgroundColor',
& bkg_color,3,ierr)
call NhlFCreate(wid,'tx07Work',NhlFpdfWorkstationClass,
& 0,rlist,ierr)
else if (wks_type.eq."pdf".or.wks_type.eq."PDF".or.
+ wks_type.eq."ps".or.wks_type.eq."PS") then
C
C Create a cairo PS/PDF workstation.
C
call NhlFRLClear(rlist)
call NhlFRLSetString(rlist,'wkFileName',
& './tx07f',ierr)
call NhlFRLSetString(rlist,'wkFormat',wks_type,ierr)
call NhlFRLSetFloatArray(rlist,'wkBackgroundColor',
& bkg_color,3,ierr)
call NhlFCreate(wid,'tx07Work',
& NhlFCairoPSpdfWorkstationClass,0,rlist,ierr)
else if (wks_type.eq."png".or.wks_type.eq."PNG") then
C
C Create a cairo PNG workstation.
C
call NhlFRLClear(rlist)
call NhlFRLSetString(rlist,'wkFileName',
& './tx07f',ierr)
call NhlFRLSetString(rlist,'wkFormat',wks_type,ierr)
call NhlFRLSetFloatArray(rlist,'wkBackgroundColor',
& bkg_color,3,ierr)
call NhlFCreate(wid,'tx07Work',
& NhlFCairoImageWorkstationClass,0,rlist,ierr)
endif
C
C Create two TextItem objects.
C
call NhlFSetColor(wid,1,0.0, 0.0, 1.0,ierr)
call NhlFSetColor(wid,2,0.4, 0.0, 0.4,ierr)
call NhlFSetColor(wid,3,1.0, 0.0, 0.0,ierr)
call NhlFCreate(exid,'Example String',
& NhlFtextItemClass,wid,0,ierr)
call NhlFCreate(labid,'Label String',NhlFtextItemClass,wid,0,ierr)
C
C Set up example string.
C
call NhlFRLClear(rlist)
call NhlFRLSetString(rlist,'txString', 'NCAR Graphics',ierr)
call NhlFRLSetInteger(rlist,'txFontColor', 1,ierr)
call NhlFRLSetInteger(rlist,'txFont', 25,ierr)
call NhlFRLSetFloat(rlist,'txPosXF', 0.5,ierr)
call NhlFRLSetFloat(rlist,'txFontHeightF', .05,ierr)
call NhlFSetValues(exid,rlist,ierr)
C
C Set up label string.
C
call NhlFRLClear(rlist)
call NhlFRLSetInteger(rlist,'txFontColor', 2,ierr)
call NhlFRLSetInteger(rlist,'txFont', 21,ierr)
call NhlFRLSetFloat(rlist,'txPosXF', 0.5,ierr)
call NhlFRLSetFloat(rlist,'txFontHeightF', .04,ierr)
call NhlFSetValues(labid,rlist,ierr)
C
C Spacings
C
do 100 i=0,2
ypos = 0.83 - 0.17 * real(i)
call NhlFRLClear(rlist)
write (label,900) spacings(i+1)
call NhlFRLSetString(rlist,'txString',label,ierr)
call NhlFRLSetFloat(rlist,'txPosYF',ypos,ierr)
call NhlFSetValues(labid,rlist,ierr)
call NhlFDraw(labid,ierr)
call NhlFRLClear(rlist)
call NhlFRLSetFloat(rlist,'txConstantSpacingF',
& spacings(i+1),ierr)
call NhlFRLSetFloat(rlist,'txPosYF',ypos - 0.07,ierr)
call NhlFSetValues(exid,rlist,ierr)
call NhlFDraw(exid,ierr)
100 continue
900 format ('txConstantSpacingF = ',f3.1)
C
C Aspect ratios.
C
do 200 i=0,1
ypos = 0.32 - 0.17 * real(i)
aspect = 1.3 * real(i) + 0.7
call NhlFRLClear(rlist)
write (label,910) aspect
call NhlFRLSetString(rlist,'txString',label,ierr)
call NhlFRLSetFloat(rlist,'txPosYF',ypos,ierr)
call NhlFSetValues(labid,rlist,ierr)
call NhlFDraw(labid,ierr)
call NhlFRLClear(rlist)
call NhlFRLSetFloat(rlist,'txConstantSpacingF',0.0,ierr)
call NhlFRLSetFloat(rlist,'txPosYF',ypos - 0.07,ierr)
call NhlFRLSetFloat(rlist,'txFontAspectF',aspect,ierr)
call NhlFSetValues(exid,rlist,ierr)
call NhlFDraw(exid,ierr)
200 continue
910 format ('txFontAspectF = ',f3.1)
C
C Plot title.
C
call NhlFRLClear(rlist)
call NhlFRLSetInteger(rlist,'txFontColor', 3,ierr)
call NhlFRLSetInteger(rlist,'txFont', 25,ierr)
call NhlFRLSetFloat(rlist,'txPosYF', 0.93,ierr)
call NhlFRLSetFloat(rlist,'txFontHeightF', .045,ierr)
call NhlFRLSetString(rlist,'txString',
& 'Text Spacings and Aspect Ratios',ierr)
call NhlFSetValues(labid,rlist,ierr)
call NhlFDraw(labid,ierr)
call NhlFFrame(wid,ierr)
C
C Close things down.
C
call NhlFDestroy(exid,ierr)
call NhlFDestroy(labid,ierr)
call NhlFDestroy(wid,ierr)
call NhlFClose
stop
end
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