gecko/tools/page-loader/URLTimingGraph.pm

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#
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is Mozilla page-loader test, released Aug 5, 2001.
#
# The Initial Developer of the Original Code is
# Netscape Communications Corporation.
# Portions created by the Initial Developer are Copyright (C) 2001
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# John Morrison <jrgm@netscape.com>, original author
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
package URLTimingGraph;
use strict;
use GD;
use GD::Graph::linespoints;
use GD::Graph::points;
use GD::Graph::lines;
use GD::Graph::mixed;
use GD::Graph::colour;
use GD::Graph::Data;
sub new {
my $proto = shift;
my $class = ref($proto) || $proto;
my $self = {};
bless ($self, $class);
$self->{data} = shift || die "No data.";
my $args = shift || {};
$self->{cgimode} = $args->{cgimode} || 0;
$self->{title} = $args->{title} || "";
$self->{types} = $args->{types} || ['lines', undef, undef, undef, undef, undef, undef];
$self->{dclrs} = $args->{dclrs} || [qw(lred)];
$self->{legend} = $args->{legend} || [qw(undef)];
$self->{y_max_value} = $args->{y_max_value} || 10000;
$self->{width} = $args->{width} || 800;
$self->{height} = $args->{height} || 720;
return $self;
}
sub _set_standard_options {
my $self = shift;
$self->{graph}->set(
x_label => '',
y_label => 'Page Load Time (msec)',
default_type => 'points',
x_labels_vertical => 1,
y_long_ticks => 1,
x_tick_length => 8,
x_long_ticks => 0,
line_width => 2,
marker_size => 3,
markers => [8],
show_values => 0,
transparent => 0,
interlaced => 1,
skip_undef => 1,
)
|| warn $self->{graph}->error;
$self->{graph}->set_title_font(GD::Font->Giant);
$self->{graph}->set_x_label_font(GD::Font->Large);
$self->{graph}->set_y_label_font(GD::Font->Large);
$self->{graph}->set_x_axis_font(GD::Font->Large);
$self->{graph}->set_y_axis_font(GD::Font->Large);
$self->{graph}->set_legend_font(GD::Font->Giant);
}
sub plot {
my $self = shift;
$self->{graph} = new GD::Graph::mixed($self->{width},
$self->{height});
$self->_set_standard_options();
$self->{graph}->set(title => $self->{title},
types => $self->{types},
y_max_value => $self->{y_max_value},
dclrs => $self->{dclrs},
)
|| warn $self->{graph}->error;
$self->{graph}->set_legend( @{$self->{legend}} );
# draw the graph image
$self->{graph}->plot($self->{data}) ||
die $self->{graph}->error;
# send it back to stdout (or browser)
print "Content-type: image/png\n\n" if $self->{cgimode};
binmode STDOUT;
print $self->{graph}->gd->png();
}
1; #return true