3 #Commands are free format - separated by blank, tab or comma characters
5 BLOCK_FILE example.blc #define the block file to format
6 OUTPUT_FILE example2.ps #where to put the result
7 LANDSCAPE #landscape paper orientation
8 POINTSIZE 12 #12 point default pointsize
9 DEFINE_FONT 0 Helvetica DEFAULT #set font 0 to be Helvetica
10 DEFINE_FONT 1 Helvetica REL 0.5 #set font 1 to be half sized Helvetica
11 DEFINE_FONT 3 Helvetica-Bold DEFAULT #set font 3 to be Bold Helvetica
12 DEFINE_FONT 4 Times-BoldItalic DEFAULT #font 4 is Times-BoldItalic
13 NUMBER_SEQS #Number the sequences at left hand side
14 SETUP #Tell the program to get on with the formatting.
16 #step 2 commands come after the SETUP command
18 #Here are some examples...
20 SURROUND_CHARS GP ALL #draw lines around all G and P
21 SHADE_CHARS ILVW ALL 0.6 #shade all I L V and W with value 0.6
22 BOX_REGION 1 1 2 20 0.8 #rectangular box from positions 1 to 2 of sequences 1 to 20
23 FONT_CHARS C ALL 3 #Use font 3 (BOLD Helvetica) for C characters
24 ID_FONT ALL 1 #set identifiers in font 1