/usr/share/ncarg/hluex/xyplot/xy10f.f is in libncarg-data 6.2.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 | C
C $Id: xy10f.f,v 1.11 2010-03-15 22:49:25 haley Exp $
C
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
C C
C Copyright (C) 1995 C
C University Corporation for Atmospheric Research C
C All Rights Reserved C
C C
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
C
C File: xy10f.f
C
C Author: Mary Haley
C National Center for Atmospheric Research
C PO 3000, Boulder, Colorado
C
C Date: Fri May 5 11:18:07 MDT 1995
C
C Description: This example shows how to overlay an XyPlot
C on a MapPlot.
C
external NhlFAppClass
external NhlFNcgmWorkstationClass
external NhlFPSWorkstationClass
external NhlFPDFWorkstationClass
external NhlFCairoPSPDFWorkstationClass
external NhlFCairoImageWorkstationClass
external NhlFCairoWindowWorkstationClass
external NhlFXyPlotClass
external NhlFMapPlotClass
external NhlFCoordArraysClass
C
C Define the day and the hour for which we are getting data values.
C (March 18, 1995, hour 0).
C
character*21 file
data file/'/cdf/95031800_sao.cdf'/
C
C Declare variables for the HLU routine calls.
C
integer appid, xworkid, xyid1, xyid2, mpid1, mpid2, dataid
integer rlist, i
real special_value
real lat(3000), lon(3000)
data special_value/-9999./
C
C Declare variables for getting information from netCDF file.
C
character*50 recname
character*256 filename
integer ncid, latid, lonid, recid
integer ndims, nvars, ngatts, rec_len
integer start(1), count(1)
CHARACTER*7 wks_type
C
C Define the workstation type
C
wks_type = "x11"
C
C
C Initialize the HLU library and set up resource template.
C
call NhlFInitialize
call NhlFRLCreate(rlist,'setrl')
C
C Create Application object. The Application object name is used to
C determine the name of the resource file, which is "xy10.res" in
C this case.
C
call NhlFRLClear(rlist)
call NhlFRLSetString(rlist,'appDefaultParent','True',ierr)
call NhlFRLSetString(rlist,'appUsrDir','./',ierr)
call NhlFCreate(appid,'xy10',NhlFAppClass,0,rlist,ierr)
if (wks_type.eq."ncgm".or.wks_type.eq."NCGM") then
C
C Create an NCGM workstation.
C
call NhlFRLClear(rlist)
call NhlFRLSetString(rlist,'wkMetaName','./xy10f.ncgm',ierr)
call NhlFCreate(xworkid,'xy10Work',
+ 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 NhlFRLSetString(rlist,'wkPause','True',ierr)
call NhlFCreate(xworkid,'xy10Work',
+ 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','./xy10f.ps',ierr)
call NhlFCreate(xworkid,'xy10Work',
+ 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','./xy10f.pdf',ierr)
call NhlFCreate(xworkid,'xy10Work',
+ 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','./xy10f',ierr)
call NhlFRLSetString(rlist,'wkFormat',wks_type,ierr)
call NhlFCreate(xworkid,'xy10Work',
+ 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','./xy10f',ierr)
call NhlFRLSetString(rlist,'wkFormat',wks_type,ierr)
call NhlFCreate(xworkid,'xy10Work',
+ NhlFcairoImageWorkstationClass,0,rlist,ierr)
endif
C
C Open the netCDF file.
C
call gngpat(filename,"data",ierr)
do 32 i=1,256
if( filename(i:i).eq.char(0) ) then
filename(i:i+20)=file
goto 34
endif
32 continue
C
C The second argument to 'ncopn' should be NCNOWRIT, but since we
C can't include 'netcdf.inc', we are using the value '0' instead.
C
34 ncid = ncopn(filename,0,ierr)
C
C Get the record length and dimension name.
C
call ncinq(ncid, ndims, nvars, ngatts, recid, ierr)
call ncdinq(ncid, recid, recname, rec_len, ierr)
C
C Get the ids of the lat/lon arrays.
C
latid = ncvid(ncid,'lat',ierr)
lonid = ncvid(ncid,'lon',ierr)
C
C Get lat/lon data values.
C
start(1) = 1
count(1) = rec_len
call ncvgt(ncid,latid,start,count,lat,ierr)
call ncvgt(ncid,lonid,start,count,lon,ierr)
C
C Close the netCDF file.
C
call ncclos(ncid,ierr)
C
C Throw out values that may be incorrect.
C
do 50 i=1,rec_len
if( lat(i) .lt. -90. .or. lat(i) .gt. 90.) then
lat(i) = special_value
endif
if( lon(i) .lt. -180. .or. lon(i) .gt. 180.) then
lon(i) = special_value
endif
50 continue
C
C Define the Data object.
C
call NhlFRLClear(rlist)
call NhlFRLSetFloatArray(rlist,'caXArray',lon,rec_len,ierr)
call NhlFRLSetFloatArray(rlist,'caYArray',lat,rec_len,ierr)
call NhlFCreate(dataid,'xyData',NhlFCoordArraysClass,0,
+ rlist,ierr)
C
C The id for this Data object is now the resource value for
C xyCoordData. Tweak some XyPlot resources in the resource file
C ("xy10.res").
C
call NhlFRLClear(rlist)
call NhlFRLSetInteger(rlist,'xyCoordData',dataid,ierr)
call NhlFCreate(xyid1,'xyPlot1',NhlFXyPlotClass,xworkid,
+ rlist,ierr)
C
C Plot all of the station ids.
C
call NhlFDraw(xyid1,ierr)
call NhlFFrame(xworkid,ierr)
C
C Create a second XyPlot object with a different name so we can
C change the "tr" resources to limit the plot within the mainland
C United States.
C
call NhlFRLClear(rlist)
call NhlFRLSetInteger(rlist,'xyCoordData',dataid,ierr)
call NhlFCreate(xyid2,'xyPlot2',NhlFXyPlotClass,xworkid,
+ rlist,ierr)
C
C Plot station ids over mainland United States only. This is done
C using resources in the "xy10.res" resource file.
C
call NhlFDraw(xyid2,ierr)
call NhlFFrame(xworkid,ierr)
C
C Create two MapPlots, one of the United States and one of just
C Colorado (projection parameters are set up in the "xy10.res"
C resource file).
C
call NhlFCreate(mpid1,'mpPlot1',NhlFMapPlotClass,xworkid,
+ 0,ierr)
call NhlFCreate(mpid2,'mpPlot2',NhlFMapPlotClass,xworkid,
+ 0,ierr)
C
C Draw the two plots.
C
call NhlFDraw(mpid1,ierr)
call NhlFFrame(xworkid,ierr)
call NhlFDraw(mpid2,ierr)
call NhlFFrame(xworkid,ierr)
C
C Overlay the first XyPlot object on the first MapPlot object. This
C will plot station ids over the mainland United States.
C
call NhlFAddOverlay(mpid1,xyid1,-1,ierr)
call NhlFDraw(mpid1,ierr)
call NhlFFrame(xworkid,ierr)
C
C Overlay the second XyPlot object on the second MapPlot object. This
C will plot station ids over Colorado.
C
call NhlFAddOverlay(mpid2,xyid2,-1,ierr)
call NhlFDraw(mpid2,ierr)
call NhlFFrame(xworkid,ierr)
C
C NhlFDestroy destroys the given id and all of its children so
C destroying "appid will destroy "xworkid" which will also destroy
C "plotid".
C
call NhlFRLDestroy(rlist)
call NhlFDestroy(xworkid,ierr)
C
C Restores state.
C
call NhlFClose
stop
end
|