EXAMPLES
[% FILTER null;
USE g = GD.Graph.lines(300,200);
x = [1, 2, 3, 4];
y = [5, 4, 2, 3];
g.set(
x_label => 'X Label',
y_label => 'Y label',
title => 'Title'
);
g.plot([x, y]).png | stdout(1);
END;
-%]
[% FILTER null;
data = [
["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug",
"Sep", "Oct", "Nov", "Dec", ],
[-5, -4, -3, -3, -1, 0, 2, 1, 3, 4, 6, 7],
[4, 3, 5, 6, 3,1.5, -1, -3, -4, -6, -7, -8],
[1, 2, 2, 3, 4, 3, 1, -1, 0, 2, 3, 2],
];
USE my_graph = GD.Graph.lines();
my_graph.set(
x_label => 'Month',
y_label => 'Measure of success',
title => 'A Simple Line Graph',
y_max_value => 8,
y_min_value => -8,
y_tick_number => 16,
y_label_skip => 2,
box_axis => 0,
line_width => 3,
zero_axis_only => 1,
x_label_position => 1,
y_label_position => 1,
x_label_skip => 3,
x_tick_offset => 2,
transparent => 0,
);
my_graph.set_legend("Us", "Them", "Others");
my_graph.plot(data).png | stdout(1);
END;
-%]
DESCRIPTION
The GD.Graph.lines plugin provides an interface to the GD::Graph::lines class defined by the GD::Graph module. It allows one or more (x,y) data sets to be plotted as y versus x lines with axes and legends.See GD::Graph for more details.
AUTHOR
Thomas Boutell wrote the GD graphics library.Lincoln D. Stein wrote the Perl GD modules that interface to it.
Martien Verbruggen wrote the GD::Graph module.
Craig Barratt <[email protected]> wrote the original GD plugins for the Template Toolkit (2001).
Andy Wardley <[email protected]> extracted them from the TT core into a separate distribution for TT version 2.15.