[2] | 1 | ;+ |
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| 2 | ; |
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[142] | 3 | ; @file_comments |
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[495] | 4 | ; Allows to choose the type of the label we want to use at the time of a |
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[369] | 5 | ; contour. |
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[2] | 6 | ; |
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[142] | 7 | ; @categories |
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[157] | 8 | ; Graphics |
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[2] | 9 | ; |
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[142] | 10 | ; @param CAS {in}{required} |
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| 11 | ; Number of the type of the label we want to trace |
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[369] | 12 | ; |
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[226] | 13 | ; @param MIN {in}{required} |
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[142] | 14 | ; Smallest value for the drawing of the contour. |
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[2] | 15 | ; |
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[142] | 16 | ; @param MAX {in}{required} |
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| 17 | ; Biggest value for the drawing of the contour. |
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[2] | 18 | ; |
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[163] | 19 | ; @keyword INTERVALLE {default=20} |
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[226] | 20 | ; Value of an interval between two isolines. By default, it is calculated to |
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[163] | 21 | ; draw 20 isolines. In all cases, this keyword must be returned have a nice |
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[142] | 22 | ; caption. If levels do not contain regular intervals, put it at -1. |
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[2] | 23 | ; |
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[163] | 24 | ; @keyword NLEVEL {default=20} |
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| 25 | ; Number of contour to be drawn. Active if LABEL=0 or is not specified. |
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[2] | 26 | ; |
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[142] | 27 | ; @param NCONTOUR {out} |
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| 28 | ; Number of contour to be drawn. |
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[226] | 29 | ; |
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[142] | 30 | ; @param LEVEL_Z2D {out} |
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| 31 | ; Vector containing values of contours we draw. |
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[2] | 32 | ; |
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[142] | 33 | ; @param COLNUMB {out} |
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| 34 | ; Vector containing the number of colors which will serve to fill contours. |
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[2] | 35 | ; |
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[142] | 36 | ; @uses |
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[369] | 37 | ; <pro>common</pro> |
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[2] | 38 | ; |
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[226] | 39 | ; @history |
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[157] | 40 | ; Sebastien Masson (smasson\@lodyc.jussieu.fr) |
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[369] | 41 | ; 7/5/98 |
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[2] | 42 | ; |
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[226] | 43 | ; @version |
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[142] | 44 | ; $Id$ |
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[2] | 45 | ; |
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| 46 | ;- |
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[327] | 47 | PRO label, cas, min, max, ncontour, level_z2d, colnumb, NLEVEL=nlevel $ |
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| 48 | ,INTERVALLE=intervalle, STRICTFILL=strictfill |
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[114] | 49 | ; |
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| 50 | compile_opt idl2, strictarrsubs |
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| 51 | ; |
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[2] | 52 | @common |
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[479] | 53 | ; |
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| 54 | ncoul = !D.n_Colors < 256 |
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[2] | 55 | case cas of |
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| 56 | 0: begin |
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[142] | 57 | ; nlevel label between the min and the max |
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[2] | 58 | if keyword_set(Nlevel) eq 0 then ncontour=20 else ncontour=nlevel |
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| 59 | ncontour = 1 > ncontour |
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| 60 | level_z2d = min + (max-min)*(findgen(Ncontour)/Ncontour) |
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[39] | 61 | colnumb = ncoul*(findgen(Ncontour))/Ncontour+ncoul/(2*ncontour) |
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[2] | 62 | intervalle = level_z2d[1]-level_z2d[0] |
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| 63 | end |
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| 64 | 1: begin |
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[142] | 65 | ; a certain number of label from the min to the nearest possible to the |
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| 66 | ; max with a constant step by interval |
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[2] | 67 | ncontour = fix((max-min)/intervalle) |
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| 68 | ncontour = 1 > ncontour |
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[226] | 69 | level_z2d = min + intervalle*findgen(Ncontour) |
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[39] | 70 | colnumb = ncoul*(findgen(Ncontour))/Ncontour+ncoul/(2*ncontour) |
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[114] | 71 | max=level_z2d[Ncontour-1]+intervalle |
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[2] | 72 | end |
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[142] | 73 | ; label to do same sss than dessier |
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[2] | 74 | |
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| 75 | 2: begin |
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| 76 | lct, 63, file = 'palette.tbl' |
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| 77 | level_z2d = [20, 25, 30, 31, 32, 33, 33.5, 34+.25*findgen(16)] |
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| 78 | ncontour=23 |
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[39] | 79 | colnumb = findgen(23)+1 |
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[2] | 80 | masx = 37.75 |
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| 81 | intervalle = -1 |
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| 82 | return |
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| 83 | end |
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| 84 | 3: begin |
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[142] | 85 | ; Readinf of intervals + palette in the file GMT |
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[2] | 86 | |
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[39] | 87 | label_gmt, min, max, intervalle, ncoul, ncontour, level_z2d, colnumb |
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[2] | 88 | |
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| 89 | end |
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| 90 | else: begin |
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[39] | 91 | ras = report('Le numero de label demande n''existe pas') |
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[2] | 92 | end |
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| 93 | ENDCASE |
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| 94 | if keyword_set(strictfill) then begin |
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| 95 | ncontour = ncontour+1 |
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| 96 | level_z2d = [level_z2d, max] |
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[39] | 97 | colnumb = [colnumb, ncoul-1] |
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[2] | 98 | endif |
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| 99 | return |
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| 100 | end |
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