GDGraph
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Graph/lines.pm view on Meta::CPAN
my $style = gdStyled;
my @pattern = ();
LINE: {
($type == 2) && do {
# dashed
for (1 .. $lts) { push @pattern, $clr }
for (1 .. $lts) { push @pattern, gdTransparent }
$self->{graph}->setStyle(@pattern);
last LINE;
};
($type == 3) && do {
# dotted,
for (1 .. 2) { push @pattern, $clr }
for (1 .. 2) { push @pattern, gdTransparent }
$self->{graph}->setStyle(@pattern);
last LINE;
};
($type == 4) && do {
# dashed and dotted
for (1 .. $lts) { push @pattern, $clr }
for (1 .. 2) { push @pattern, gdTransparent }
for (1 .. 2) { push @pattern, $clr }
for (1 .. 2) { push @pattern, gdTransparent }
$self->{graph}->setStyle(@pattern);
last LINE;
};
# default: solid
$style = $clr;
}
# Tried the line_width thing with setBrush, ugly results
# TODO: This loop probably should be around the datasets
# for nicer results
my $i;
for $i (1..$lw)
{
my $yslw = $ys + int($lw/2) - $i;
my $yelw = $ye + int($lw/2) - $i;
# Need the setstyle to reset
$self->{graph}->setStyle(@pattern) if (@pattern);
$self->{graph}->line( $xs, $yslw, $xe, $yelw, $style );
}
}
sub draw_legend_marker # (data_set_number, x, y)
{
my $self = shift;
my ($n, $x, $y) = @_;
my $ci = $self->set_clr($self->pick_data_clr($n));
return unless defined $ci;
my $type = $self->pick_line_type($n);
$y += int($self->{lg_el_height}/2);
# Joe Smith <jms@tardis.Tymnet.COM>
local($self->{line_width}) = 2; # Make these show up better
$self->draw_line(
$x, $y,
$x + $self->{legend_marker_width}, $y,
$type, $ci
);
}
"Just another true value";
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