| [419] | 1 | (* This is a jgraph of the sending of messages in a multicomputer over
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| 2 | a period of time. It is a good mixture of picture drawing and graph-
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| 3 | drawing: Note that hash marks and a legend is employed, as is the drawing
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| 4 | of multiple arrowed lines, and some text.
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| 5 | *)
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| 6 | newgraph
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| 7 |
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| 8 | (* Draw the three time lines with hash ticks. Only draw hash labels on
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| 9 | the bottom-most one *)
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| 10 |
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| 11 | yaxis size 1.6 min 0 max 2 nodraw
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| 12 | xaxis size 4.5 min 0.5 max 10.5 nodraw
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| 13 | draw_hash_marks draw_hash_labels draw_axis_label
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| 14 | hash 1 mhash 0 shash 0 hash_scale -.4
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| 15 | label : Time
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| 16 | copygraph xaxis draw_at 1 nodraw draw_hash_marks
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| 17 | copygraph xaxis draw_at 2
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| 18 |
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| 19 | (* Reset the axes to draw the picture *)
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| 20 |
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| 21 | copygraph
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| 22 | xaxis size 4.5 min 99.5 max 109.5 nodraw
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| 23 |
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| 24 | (* Define the legend entries *)
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| 25 |
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| 26 | newline linethickness .5 linetype dashed
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| 27 | rarrows asize 0.19 0.04 label font Times-Italic : mCL Marker
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| 28 | copycurve linetype dotdash label : mNSmarker
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| 29 | copycurve linetype dotted label : mS Message
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| 30 | copycurve linetype solid label : Normal Message
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| 31 | legend linelength 1
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| 32 |
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| 33 | (* Draw each process's time line arrow *)
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| 34 |
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| 35 | newline linethickness .5 rarrows
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| 36 | pts 99.5 0 109.5 0
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| 37 | copycurve pts 99.5 1 109.5 1
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| 38 | copycurve pts 99.5 2 109.5 2
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| 39 |
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| 40 | (* Draw the time line processor labels *)
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| 41 |
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| 42 | newstring fontsize 9 hjl vjc x 99 y 2 : Pc
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| 43 | copystring y 1 : P1
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| 44 | copystring y 0 : P2
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| 45 |
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| 46 | (* Draw the initial broadcast of mcl messages *)
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| 47 |
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| 48 | newline linethickness .5 linetype dashed
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| 49 | rarrows asize 0.19 0.04 pts 100 2 102 1
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| 50 | copycurve pts 100 2 102 0
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| 51 |
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| 52 | (* Draw Message from p2 -> p1 *)
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| 53 |
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| 54 | copycurve linetype solid pts 101 0 103 1
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| 55 |
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| 56 | (* Draw mns messages to p1 *)
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| 57 |
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| 58 | copycurve linetype dotdash pts 100 2 104 1
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| 59 | copycurve pts 102 0 104 1
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| 60 |
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| 61 | (* Draw Message from p2 -> pc *)
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| 62 |
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| 63 | copycurve linetype dashed pts 105 0 106 2
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| 64 | copycurve linetype solid pts 105.1 0 106.1 2
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| 65 |
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| 66 | (* Draw mns messages from p1 *)
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| 67 |
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| 68 | copycurve linetype dotdash pts 104 1 107 0
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| 69 | copycurve pts 104 1 107 2
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| 70 |
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| 71 | (* Draw mc's -> pc *)
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| 72 |
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| 73 | copycurve linetype dotted pts 104 1 108 2
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| 74 | copycurve pts 107 0 108 2
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| 75 |
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| 76 | (* Draw mc from pc *)
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| 77 |
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| 78 | copycurve pts 108 2 109 1
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| 79 | copycurve pts 108 2 109 0
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| 80 |
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| 81 | (* Draw labels for m and m' *)
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| 82 |
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| 83 | newstring fontsize 9 font Times-Italic x 102.05 y .5 hjl vjt : m
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| 84 | copystring x 105.6 y .75 hjl vjc : m'
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| 85 |
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| 86 | copystring x 105.6 y 2.15 hjr vjc : Pc doesn't log m'
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| 87 | copystring x 103.4 y 1.35 hjl vjb : P1 logs m
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| 88 |
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| 89 | copycurve linetype solid pts 105.7 2.15 106.1 2
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| 90 | copycurve pts 103.38 1.32 103 1
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