| line |
stmt |
bran |
cond |
sub |
pod |
time |
code |
|
1
|
|
|
|
|
|
|
# $Id: ShapeFile.pm,v 1.15 2004/08/21 04:13:28 asc Exp $ |
|
2
|
2
|
|
|
2
|
|
2351
|
use strict; |
|
|
2
|
|
|
|
|
4
|
|
|
|
2
|
|
|
|
|
157
|
|
|
3
|
|
|
|
|
|
|
|
|
4
|
|
|
|
|
|
|
package XML::Generator::SVG::ShapeFile; |
|
5
|
2
|
|
|
2
|
|
11
|
use base qw (XML::SAX::Base); |
|
|
2
|
|
|
|
|
4
|
|
|
|
2
|
|
|
|
|
2056
|
|
|
6
|
|
|
|
|
|
|
|
|
7
|
|
|
|
|
|
|
$XML::Generator::SVG::ShapeFile::VERSION = '0.2'; |
|
8
|
|
|
|
|
|
|
|
|
9
|
|
|
|
|
|
|
=head1 NAME |
|
10
|
|
|
|
|
|
|
|
|
11
|
|
|
|
|
|
|
XML::Generator::SVG::ShapeFile - Generate SAX2 events for an SVG rendering of an ESRI shapefile. |
|
12
|
|
|
|
|
|
|
|
|
13
|
|
|
|
|
|
|
=head1 SYNOPSIS |
|
14
|
|
|
|
|
|
|
|
|
15
|
|
|
|
|
|
|
use PerlIO::gzip; |
|
16
|
|
|
|
|
|
|
use XML::SAX::Writer; |
|
17
|
|
|
|
|
|
|
use XML::Generator::SVG::ShapeFile; |
|
18
|
|
|
|
|
|
|
|
|
19
|
|
|
|
|
|
|
# see CAVEATS below |
|
20
|
|
|
|
|
|
|
|
|
21
|
|
|
|
|
|
|
open SVGZ, ">:gzip", "/path/to/my/output.svgz" |
|
22
|
|
|
|
|
|
|
|| die "do the right thing, luke"; |
|
23
|
|
|
|
|
|
|
|
|
24
|
|
|
|
|
|
|
my $writer = XML::SAX::Writer->new(Output => \*SVGZ); |
|
25
|
|
|
|
|
|
|
my $svg = XML::Generator::SVG::ShapeFile->new(Handler=>$writer); |
|
26
|
|
|
|
|
|
|
|
|
27
|
|
|
|
|
|
|
$svg->set_width(1024); |
|
28
|
|
|
|
|
|
|
$svg->set_decimals(1); |
|
29
|
|
|
|
|
|
|
|
|
30
|
|
|
|
|
|
|
$svg->set_title("You are here"); |
|
31
|
|
|
|
|
|
|
$svg->set_stylesheet("foo.css"); |
|
32
|
|
|
|
|
|
|
|
|
33
|
|
|
|
|
|
|
$svg->add_point({lat=>"123",long=>"456"}); |
|
34
|
|
|
|
|
|
|
|
|
35
|
|
|
|
|
|
|
$svg->render("/path/to/shapefile"); |
|
36
|
|
|
|
|
|
|
|
|
37
|
|
|
|
|
|
|
=head1 DESCRIPTION |
|
38
|
|
|
|
|
|
|
|
|
39
|
|
|
|
|
|
|
Generate SAX2 events for an SVG rendering of an ESRI shapefile. |
|
40
|
|
|
|
|
|
|
|
|
41
|
|
|
|
|
|
|
=head1 CAVEATS |
|
42
|
|
|
|
|
|
|
|
|
43
|
|
|
|
|
|
|
Depending on your input data, this package may generate huge |
|
44
|
|
|
|
|
|
|
SVG files if left uncompressed. |
|
45
|
|
|
|
|
|
|
|
|
46
|
|
|
|
|
|
|
=head1 DOCUMENT STRUCTURE |
|
47
|
|
|
|
|
|
|
|
|
48
|
|
|
|
|
|
|
+ svg |
|
49
|
|
|
|
|
|
|
|
|
50
|
|
|
|
|
|
|
+ metadata |
|
51
|
|
|
|
|
|
|
+ rdf:Description [@rdf:about = '...'] |
|
52
|
|
|
|
|
|
|
~ dc:title |
|
53
|
|
|
|
|
|
|
~ dc:description |
|
54
|
|
|
|
|
|
|
~ dc:publisher |
|
55
|
|
|
|
|
|
|
~ dc:language |
|
56
|
|
|
|
|
|
|
- dc:date |
|
57
|
|
|
|
|
|
|
- dc:format |
|
58
|
|
|
|
|
|
|
|
|
59
|
|
|
|
|
|
|
+ g [@id = 'map'] |
|
60
|
|
|
|
|
|
|
- rect [@id = 'canvas'] |
|
61
|
|
|
|
|
|
|
- path (+) |
|
62
|
|
|
|
|
|
|
|
|
63
|
|
|
|
|
|
|
~ g [@id = 'locations'] |
|
64
|
|
|
|
|
|
|
|
|
65
|
|
|
|
|
|
|
+ g [@id = '...'] (+) |
|
66
|
|
|
|
|
|
|
- title |
|
67
|
|
|
|
|
|
|
-circle |
|
68
|
|
|
|
|
|
|
|
|
69
|
|
|
|
|
|
|
=cut |
|
70
|
|
|
|
|
|
|
|
|
71
|
|
|
|
|
|
|
use Geo::ShapeFile; |
|
72
|
|
|
|
|
|
|
use Date::Simple; |
|
73
|
|
|
|
|
|
|
|
|
74
|
|
|
|
|
|
|
=head1 PACKAGE METHODS |
|
75
|
|
|
|
|
|
|
|
|
76
|
|
|
|
|
|
|
=cut |
|
77
|
|
|
|
|
|
|
|
|
78
|
|
|
|
|
|
|
=head2 __PACKAGE__->new(\%args) |
|
79
|
|
|
|
|
|
|
|
|
80
|
|
|
|
|
|
|
Inherits from XML::SAX::Base, so constructor arguments |
|
81
|
|
|
|
|
|
|
are the same. |
|
82
|
|
|
|
|
|
|
|
|
83
|
|
|
|
|
|
|
=cut |
|
84
|
|
|
|
|
|
|
|
|
85
|
|
|
|
|
|
|
sub new { |
|
86
|
|
|
|
|
|
|
my $pkg = shift; |
|
87
|
|
|
|
|
|
|
|
|
88
|
|
|
|
|
|
|
my $self = $pkg->SUPER::new(@_); |
|
89
|
|
|
|
|
|
|
|
|
90
|
|
|
|
|
|
|
$self->{'__points'} = []; |
|
91
|
|
|
|
|
|
|
$self->{'__metadata'} = {}; |
|
92
|
|
|
|
|
|
|
|
|
93
|
|
|
|
|
|
|
$self->{'__css'} = undef; |
|
94
|
|
|
|
|
|
|
|
|
95
|
|
|
|
|
|
|
$self->{'__min_x'} = 0; |
|
96
|
|
|
|
|
|
|
$self->{'__max_x'} = 0; |
|
97
|
|
|
|
|
|
|
|
|
98
|
|
|
|
|
|
|
$self->{'__min_y'} = 0; |
|
99
|
|
|
|
|
|
|
$self->{'__max_y'} = 0; |
|
100
|
|
|
|
|
|
|
|
|
101
|
|
|
|
|
|
|
$self->{'__height'} = 0; |
|
102
|
|
|
|
|
|
|
$self->{'__width'} = 0; |
|
103
|
|
|
|
|
|
|
|
|
104
|
|
|
|
|
|
|
$self->{'__decimals'} = 0; |
|
105
|
|
|
|
|
|
|
$self->{'__scale'} = 0; |
|
106
|
|
|
|
|
|
|
|
|
107
|
|
|
|
|
|
|
return bless $self, $pkg; |
|
108
|
|
|
|
|
|
|
} |
|
109
|
|
|
|
|
|
|
|
|
110
|
|
|
|
|
|
|
=head1 OBJECT METHODS |
|
111
|
|
|
|
|
|
|
|
|
112
|
|
|
|
|
|
|
=cut |
|
113
|
|
|
|
|
|
|
|
|
114
|
|
|
|
|
|
|
=head2 $obj->set_width($int) |
|
115
|
|
|
|
|
|
|
|
|
116
|
|
|
|
|
|
|
I |
|
117
|
|
|
|
|
|
|
|
|
118
|
|
|
|
|
|
|
=cut |
|
119
|
|
|
|
|
|
|
|
|
120
|
|
|
|
|
|
|
sub set_width { |
|
121
|
|
|
|
|
|
|
my $self = shift; |
|
122
|
|
|
|
|
|
|
$self->{'__width'} = $_[0]; |
|
123
|
|
|
|
|
|
|
} |
|
124
|
|
|
|
|
|
|
|
|
125
|
|
|
|
|
|
|
=head2 $obj->set_decimals($int) |
|
126
|
|
|
|
|
|
|
|
|
127
|
|
|
|
|
|
|
I |
|
128
|
|
|
|
|
|
|
|
|
129
|
|
|
|
|
|
|
=cut |
|
130
|
|
|
|
|
|
|
|
|
131
|
|
|
|
|
|
|
sub set_decimals { |
|
132
|
|
|
|
|
|
|
my $self = shift; |
|
133
|
|
|
|
|
|
|
$self->{'__decimals'} = $_[0]; |
|
134
|
|
|
|
|
|
|
} |
|
135
|
|
|
|
|
|
|
|
|
136
|
|
|
|
|
|
|
=head2 $obj->set_uri($str) |
|
137
|
|
|
|
|
|
|
|
|
138
|
|
|
|
|
|
|
Set the URI used to identify the document in RDF metadata |
|
139
|
|
|
|
|
|
|
section. |
|
140
|
|
|
|
|
|
|
|
|
141
|
|
|
|
|
|
|
Default is '#' |
|
142
|
|
|
|
|
|
|
|
|
143
|
|
|
|
|
|
|
=cut |
|
144
|
|
|
|
|
|
|
|
|
145
|
|
|
|
|
|
|
sub set_uri { |
|
146
|
|
|
|
|
|
|
my $self = shift; |
|
147
|
|
|
|
|
|
|
$self->{'__metadata'}->{'about'} = $_[0]; |
|
148
|
|
|
|
|
|
|
} |
|
149
|
|
|
|
|
|
|
|
|
150
|
|
|
|
|
|
|
=head2 $obj->set_title($str) |
|
151
|
|
|
|
|
|
|
|
|
152
|
|
|
|
|
|
|
Set the title for the document's RDF metadata section. |
|
153
|
|
|
|
|
|
|
|
|
154
|
|
|
|
|
|
|
=cut |
|
155
|
|
|
|
|
|
|
|
|
156
|
|
|
|
|
|
|
sub set_title { |
|
157
|
|
|
|
|
|
|
my $self = shift; |
|
158
|
|
|
|
|
|
|
$self->{'__metadata'}->{'title'} = $_[0]; |
|
159
|
|
|
|
|
|
|
} |
|
160
|
|
|
|
|
|
|
|
|
161
|
|
|
|
|
|
|
=head2 $obj->set_description($str) |
|
162
|
|
|
|
|
|
|
|
|
163
|
|
|
|
|
|
|
Set the description for the document's RDF metadata section. |
|
164
|
|
|
|
|
|
|
|
|
165
|
|
|
|
|
|
|
=cut |
|
166
|
|
|
|
|
|
|
|
|
167
|
|
|
|
|
|
|
sub set_description { |
|
168
|
|
|
|
|
|
|
my $self = shift; |
|
169
|
|
|
|
|
|
|
$self->{'__metadata'}->{'description'} = $_[0]; |
|
170
|
|
|
|
|
|
|
} |
|
171
|
|
|
|
|
|
|
|
|
172
|
|
|
|
|
|
|
=head2 $obj->set_publisher($str) |
|
173
|
|
|
|
|
|
|
|
|
174
|
|
|
|
|
|
|
Set the publisher for the document's RDF metadata section. |
|
175
|
|
|
|
|
|
|
|
|
176
|
|
|
|
|
|
|
=cut |
|
177
|
|
|
|
|
|
|
|
|
178
|
|
|
|
|
|
|
sub set_publisher { |
|
179
|
|
|
|
|
|
|
my $self = shift; |
|
180
|
|
|
|
|
|
|
$self->{'__metadata'}->{'publisher'} = $_[0]; |
|
181
|
|
|
|
|
|
|
} |
|
182
|
|
|
|
|
|
|
|
|
183
|
|
|
|
|
|
|
=head2 $obj->set_language($str) |
|
184
|
|
|
|
|
|
|
|
|
185
|
|
|
|
|
|
|
Set the language for the document's RDF metadata section. |
|
186
|
|
|
|
|
|
|
|
|
187
|
|
|
|
|
|
|
=cut |
|
188
|
|
|
|
|
|
|
|
|
189
|
|
|
|
|
|
|
sub set_language { |
|
190
|
|
|
|
|
|
|
my $self = shift; |
|
191
|
|
|
|
|
|
|
$self->{'__metadata'}->{'language'} = $_[0]; |
|
192
|
|
|
|
|
|
|
} |
|
193
|
|
|
|
|
|
|
|
|
194
|
|
|
|
|
|
|
=head2 $obj->set_stylesheet($str) |
|
195
|
|
|
|
|
|
|
|
|
196
|
|
|
|
|
|
|
Set the URI for the document's CSS stylesheet. |
|
197
|
|
|
|
|
|
|
|
|
198
|
|
|
|
|
|
|
=cut |
|
199
|
|
|
|
|
|
|
|
|
200
|
|
|
|
|
|
|
sub set_stylesheet { |
|
201
|
|
|
|
|
|
|
my $self = shift; |
|
202
|
|
|
|
|
|
|
$self->{'__css'} = $_[0]; |
|
203
|
|
|
|
|
|
|
} |
|
204
|
|
|
|
|
|
|
|
|
205
|
|
|
|
|
|
|
=head2 $obj->add_point(\%args) |
|
206
|
|
|
|
|
|
|
|
|
207
|
|
|
|
|
|
|
Points are added as SVG I elements. |
|
208
|
|
|
|
|
|
|
|
|
209
|
|
|
|
|
|
|
Valid arguments are : |
|
210
|
|
|
|
|
|
|
|
|
211
|
|
|
|
|
|
|
=over 4 |
|
212
|
|
|
|
|
|
|
|
|
213
|
|
|
|
|
|
|
=item * B |
|
214
|
|
|
|
|
|
|
|
|
215
|
|
|
|
|
|
|
The latitude, in decimal form, of the point you are adding. |
|
216
|
|
|
|
|
|
|
|
|
217
|
|
|
|
|
|
|
I |
|
218
|
|
|
|
|
|
|
|
|
219
|
|
|
|
|
|
|
=item * B |
|
220
|
|
|
|
|
|
|
|
|
221
|
|
|
|
|
|
|
The longitude, in decimal form, of the point you are adding. |
|
222
|
|
|
|
|
|
|
|
|
223
|
|
|
|
|
|
|
I |
|
224
|
|
|
|
|
|
|
|
|
225
|
|
|
|
|
|
|
=item * B |
|
226
|
|
|
|
|
|
|
|
|
227
|
|
|
|
|
|
|
Default is 'id--', where decimal points are replaced |
|
228
|
|
|
|
|
|
|
by '-' |
|
229
|
|
|
|
|
|
|
|
|
230
|
|
|
|
|
|
|
=item * B |
|
231
|
|
|
|
|
|
|
|
|
232
|
|
|
|
|
|
|
A label for the point you are adding. |
|
233
|
|
|
|
|
|
|
|
|
234
|
|
|
|
|
|
|
=item * B |
|
235
|
|
|
|
|
|
|
|
|
236
|
|
|
|
|
|
|
The radius of the point you are adding. |
|
237
|
|
|
|
|
|
|
|
|
238
|
|
|
|
|
|
|
Default is '1' |
|
239
|
|
|
|
|
|
|
|
|
240
|
|
|
|
|
|
|
=item * B |