[2] | 1 | ;+ |
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| 2 | ; |
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[226] | 3 | ; @file_comments |
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[137] | 4 | ; Allows to save the palette which is on the screen |
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[163] | 5 | ; in a same type file than the one given by default in IDL |
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[2] | 6 | ; 'colors1.tbl'. |
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| 7 | ; |
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[226] | 8 | ; @categories |
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[157] | 9 | ; Color |
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[2] | 10 | ; |
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[163] | 11 | ; @param namepal {in}{required}{type=string} |
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[231] | 12 | ; the name of the new palette we want to write. |
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[2] | 13 | ; |
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[226] | 14 | ; @keyword OVER |
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[231] | 15 | ; the number of the palette we want to replace. |
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[2] | 16 | ; |
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[137] | 17 | ; @keyword FILE {default='palette.tbl'} |
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| 18 | ; The file containing the color palettes. It can be in any directory of the !path. |
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[2] | 19 | ; |
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[226] | 20 | ; @keyword _EXTRA |
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[260] | 21 | ; Used to pass keywords to <proidl>MODIFYCT</proidl> |
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[2] | 22 | ; |
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[238] | 23 | ; @history |
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[292] | 24 | ; Guillaume Roullet (gr\@lodyc.jussieu.fr) |
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[136] | 25 | ; 30/3/1999 s.masson, add _extra, research of the full name, OVER |
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[133] | 26 | ; 5/5/1999 s.masson |
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[2] | 27 | ; |
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[231] | 28 | ; @version |
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| 29 | ; $Id$ |
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[133] | 30 | ; |
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[2] | 31 | ;- |
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[327] | 32 | PRO newpalette, namepal, FILE=file, OVER=over, _EXTRA=ex |
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[114] | 33 | ; |
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| 34 | compile_opt idl2, strictarrsubs |
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| 35 | ; |
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[239] | 36 | @cm_general |
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| 37 | ; |
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| 38 | homedir = isadirectory(homedir, title = 'select MyIDL directory') |
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[133] | 39 | ; definition of the name of the file containing colors palettes. |
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[137] | 40 | if keyword_set(file) then nametbl = file ELSE nametbl = 'palette.tbl' |
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[239] | 41 | ; look for nametbl file |
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[137] | 42 | namesave = nametbl |
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[285] | 43 | nametbl = find(nametbl, /firstfound, /nopro) |
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[239] | 44 | ; no file nametbl found, do we create one? |
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| 45 | if nametbl EQ 'NOT FOUND' then BEGIN |
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[137] | 46 | nametbl = file_basename(namesave) ; get back the original nametbl |
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[239] | 47 | noanswer = report(['The file '+nametbl+' was not found !path directories.' $ |
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| 48 | , 'Do you want to create such a file in your MyIDL directory: '+homedir+' ?'] $ |
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| 49 | , /default_no, /question) |
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[137] | 50 | if NOT noanswer then return |
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[226] | 51 | nameorg = filepath('colors1.tbl', subdir = ['resource', 'colors']) |
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[239] | 52 | nametbl = homedir + file_basename(nametbl) ; update its name |
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| 53 | file_copy, nameorg, nametbl ; copy the file |
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| 54 | file_chmod, nametbl, /u_write ; make sure we have write access |
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| 55 | ENDIF |
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| 56 | ; do we have write access? |
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| 57 | IF file_test(nametbl, /write) EQ 0 THEN BEGIN |
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| 58 | noanswer = report(['You have no write access on file '+nametbl $ |
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| 59 | , 'Do you want to copy '+nameshort+' in your MyIDL directory: '+homedir+' ?'] $ |
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| 60 | , /default_no, /question) |
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| 61 | IF noanswer THEN return ELSE BEGIN |
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| 62 | nametbl = homedir + file_basename(nametbl) ; update its name |
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| 63 | file_copy, nametbl, homedir, /allow_same ; copy the file |
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| 64 | file_chmod, nametbl, /u_write ; make sure we have write access |
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[226] | 65 | ENDELSE |
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[239] | 66 | ENDIF |
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[137] | 67 | ; make sure that we will really use nametbl name even if _EXTRA keyword is used |
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[226] | 68 | if n_elements(ex) NE 0 then $ |
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[137] | 69 | if (where(tag_names(ex) EQ 'FILE'))[0] NE -1 then ex.FILE = nametbl |
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[2] | 70 | ; |
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[137] | 71 | tvlct, r, g, b, /get |
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| 72 | r = congrid(r, 256) |
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| 73 | g = congrid(g, 256) |
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| 74 | b = congrid(b, 256) |
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| 75 | IF n_elements(over) EQ 0 then over = 255 |
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| 76 | modifyct, over, namepal, r, g, b, file = nametbl, _extra = ex |
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[2] | 77 | ; |
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[137] | 78 | return |
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| 79 | end |
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