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Wicked Cool Perl Scripts
book

Wicked Cool Perl Scripts

by Steve Oualline
February 2006
Intermediate to advanced content levelIntermediate to advanced
304 pages
6h 16m
English
No Starch Press
Content preview from Wicked Cool Perl Scripts

#46 Drawing the Image

After you lay out the elements, you need to create the image. That's the job of the draw.pm module.

The Code

 1 use strict; 2 use warnings; 3 4 package draw; 5 use GD; 6 use GD::Arrow; 7 8 use size; 9 10 require Exporter; 11 use vars qw/@ISA @EXPORT $image $color_black/; 12 13 @ISA = qw/Exporter/; 14 @EXPORT = qw/draw_re $image $color_black/; 15 16 # Thickness of the lines 17 use constant THICKNESS => 3; 18 19 # Offset for line 2 of a 2 line text field 20 use constant X_LINE2_OFFSET => 10; 21 22 # Offset for line 2 of a 2 line text field 23 use constant Y_LINE2_OFFSET => 15; 24 25 # 26 # Image variables 27 # 28 my $color_white; # White color 29 my $color_green; # Green color 30 my $color_blue; # Blue color 31 my $color_light_green; ...
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Publisher Resources

ISBN: 1593270623Catalog PageErrata