proof.1 (2265B)
1 .TH PROOF 1 2 .SH NAME 3 proof \- troff output interpreter 4 .SH SYNOPSIS 5 .B proof 6 [ 7 .BI -m mag 8 ] 9 [ 10 .BI -/ nview 11 ] 12 [ 13 .B -F 14 .I dir 15 ] 16 [ 17 .B -d 18 ] 19 [ 20 .I file 21 ] 22 .SH DESCRIPTION 23 .I Proof 24 reads 25 .MR troff (1) 26 intermediate language from 27 .I file 28 or standard input 29 and simulates the resulting pages on the screen. 30 .PP 31 After a page of text is displayed, 32 .I proof 33 pauses for a command from the keyboard. 34 The typed commands are: 35 .TP \w'newline\ \ \ 'u 36 newline 37 Go on to next page of text. 38 .TP 39 .B - 40 Go back to the previous page. 41 .TP 42 .B q 43 Quit. 44 .TP 45 .BI p n 46 Print page 47 .IR n . 48 An out-of-bounds page number means the end nearer to that number; 49 a missing number means the current page; 50 a signed number means an offset to the current page. 51 .TP 52 .I n 53 Same as 54 .BI p n\f1. 55 .TP 56 .B c 57 Clear the screen, then wait for another command. 58 .TP 59 .BI m mag 60 Change the magnification at which the output is printed. 61 Normally it is printed with magnification .9; 62 .IR mag "=.5" 63 shrinks it to half size; 64 .IR mag "=2" 65 doubles the size. 66 .TP 67 .BI x val 68 Move everything 69 .I val 70 screen pixels to the right (left, if 71 .I val 72 is negative). 73 .TP 74 .BI y val 75 Move everything 76 .I val 77 screen pixels down (up, if 78 .I val 79 is negative). 80 .TP 81 .BI / nview 82 Split the window into 83 .I nview 84 pieces. The current page goes into the rightmost, bottommost piece, 85 and previous pages are shown in the other pieces. 86 .TP 87 .BI "-F " dir 88 Use 89 .I dir 90 for fonts instead of 91 .BR /lib/font/bit . 92 .TP 93 .B d 94 Toggle the debug flag. 95 .PD 96 .PP 97 These commands are also available, under slightly different form, 98 from a menu on button 3. The 99 .B pan 100 menu item allows arbitrary positioning of the page: 101 after selecting 102 .BR pan , 103 press the mouse button again and hold it down while moving 104 the page to the desired location. The page will be redisplayed 105 in its entirety when the button is released. 106 Mouse button 1 also pans, without the need for selecting from a menu. 107 .PP 108 The 109 .BR m , 110 .BR x , 111 .BR y , 112 .BR F , 113 .BR / , 114 and 115 .B d 116 commands are also available as command line options. 117 .SH FILES 118 .TP 119 .B \*9/font/* 120 fonts 121 .TP 122 .B \*9/font/MAP 123 how to convert troff output fonts and character names 124 into screen fonts and character numbers 125 .SH SOURCE 126 .B \*9/src/cmd/proof 127 .SH SEE ALSO 128 .IR lp (1), 129 .MR gs (1) , 130 .MR page (1) 131 .br 132 J. F. Ossanna and B. W. Kernighan, 133 ``Troff User's Manual''