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86530b38 AT |
1 | package Pastel::Shape;\r |
2 | use strict;\r | |
3 | \r | |
4 | # Perl interface for the Geometry objects. The function get_bounds()\r | |
5 | # Called by all the Geometry objects. Parameters passed are the\r | |
6 | # Point coordinates\r | |
7 | \r | |
8 | sub _get_bounds {\r | |
9 | my ( $self, @args ) = @_;\r | |
10 | my ( $max_x, $max_y, $min_x, $min_y ); # Hold the maximum and\r | |
11 | # the minimum coordinates\r | |
12 | \r | |
13 | $max_x = $args[0];\r | |
14 | $max_y = $args[1];\r | |
15 | $min_x = $args[0];\r | |
16 | $min_y = $args[1];\r | |
17 | \r | |
18 | for ( my $i = 0 ; $i < @args ; $i += 2 ) { #Pick even number X values\r | |
19 | if ( $args[$i] > $max_x ) {\r | |
20 | $max_x = $args[$i];\r | |
21 | }\r | |
22 | elsif ( $args[$i] < $min_x ) {\r | |
23 | $min_x = $args[$i];\r | |
24 | }\r | |
25 | \r | |
26 | }\r | |
27 | \r | |
28 | for ( my $i = 1 ; $i < @args ; $i += 2 ) { #Pick odd number Y values\r | |
29 | if ( $args[$i] > $max_y ) {\r | |
30 | $max_y = $args[$i];\r | |
31 | }\r | |
32 | elsif ( $args[$i] < $min_y ) {\r | |
33 | $min_y = $args[$i];\r | |
34 | }\r | |
35 | }\r | |
36 | \r | |
37 | my $bb = Pastel::Geometry::Rectangle->new(\r | |
38 | $min_x, $min_y,\r | |
39 | ( $max_x - $min_x ),\r | |
40 | ( $max_y - $min_y )\r | |
41 | );\r | |
42 | return $bb;\r | |
43 | \r | |
44 | }\r | |
45 | \r | |
46 | sub set_stroke_color {\r | |
47 | my $self = shift;\r | |
48 | $self->{stroke_color} = $_[0];\r | |
49 | }\r | |
50 | \r | |
51 | sub get_stroke_color {\r | |
52 | my $self = shift;\r | |
53 | if ( $self->{stroke_color} ) {\r | |
54 | return $self->{stroke_color};\r | |
55 | }\r | |
56 | else {\r | |
57 | return undef;\r | |
58 | }\r | |
59 | \r | |
60 | }\r | |
61 | \r | |
62 | sub set_stroke {\r | |
63 | my $self = shift;\r | |
64 | my $stroke = shift;\r | |
65 | $self->{stroke} = $stroke;\r | |
66 | }\r | |
67 | \r | |
68 | sub get_style {\r | |
69 | my $self = shift;\r | |
70 | my $graphics = shift;\r | |
71 | my $string = "";\r | |
72 | \r | |
73 | # First check whether fill is set\r | |
74 | # "Fill" is set by the fill method of Pastel::Graphics\r | |
75 | if ( defined( $self->{fill} ) ) {\r | |
76 | my $fill = $self->{fill};\r | |
77 | \r | |
78 | #If fill is a "color" object\r | |
79 | if ( $fill->isa("Pastel::Color") ) {\r | |
80 | \r | |
81 | # $string .= "fill:".$self->get_fill()->to_hex().';';\r | |
82 | # $string .= "fill-opacity:".$self->get_fill()->get_alpha().';';\r | |
83 | $string .= $self->get_fill()->to_svg_fill() . ';';\r | |
84 | }\r | |
85 | \r | |
86 | #If fill is a Gradient object\r | |
87 | if ( $fill->isa("Pastel::GradientI") ) {\r | |
88 | $string .= "fill:url(" . $self->get_fill()->get_ref() . ");";\r | |
89 | $graphics->add_to_defs($fill);\r | |
90 | }\r | |
91 | \r | |
92 | #If fill rule is set\r | |
93 | if ( $self->get_fill_rule() ) {\r | |
94 | $string .= "fill-rule:" . $self->get_fill_rule() . ';';\r | |
95 | }\r | |
96 | }\r | |
97 | else {\r | |
98 | $string .= 'fill:none;';\r | |
99 | }\r | |
100 | \r | |
101 | if ( $graphics->get_stroke() ) {\r | |
102 | \r | |
103 | my $paint;\r | |
104 | \r | |
105 | if ( $self->get_stroke_color() ) {\r | |
106 | $paint = $self->get_stroke_color();\r | |
107 | }\r | |
108 | else {\r | |
109 | $paint = $graphics->get_paint();\r | |
110 | }\r | |
111 | if ( $paint->isa("Pastel::Color") ) {\r | |
112 | $string .= $paint->to_svg();\r | |
113 | }\r | |
114 | \r | |
115 | if ( $paint->isa("Pastel::GradientI") ) {\r | |
116 | $string .= "stroke:url(" . $paint->get_ref() . ');';\r | |
117 | $graphics->add_to_defs($paint);\r | |
118 | }\r | |
119 | \r | |
120 | my $stroke = $graphics->get_stroke();\r | |
121 | $string .= $stroke->to_svg();\r | |
122 | \r | |
123 | }\r | |
124 | \r | |
125 | return "$string";\r | |
126 | }\r | |
127 | \r | |
128 | sub get_fill {\r | |
129 | return $_[0]->{fill};\r | |
130 | }\r | |
131 | \r | |
132 | sub set_fill {\r | |
133 | my $self = shift;\r | |
134 | $self->{fill} = shift;\r | |
135 | }\r | |
136 | \r | |
137 | sub set_fill_rule {\r | |
138 | my $self = shift;\r | |
139 | my $rule = shift;\r | |
140 | $self->{fill_rule} = $rule;\r | |
141 | }\r | |
142 | \r | |
143 | sub get_fill_rule {\r | |
144 | my $self = shift;\r | |
145 | if ( $self->{fill_rule} ) {\r | |
146 | return $self->{fill_rule};\r | |
147 | }\r | |
148 | else {\r | |
149 | return undef;\r | |
150 | }\r | |
151 | }\r | |
152 | \r | |
153 | 1;\r |