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Documentation: scatter.
This goes into the <head> of the page:
<script type="text/javascript" src="js/swfobject.js"></script>
<script type="text/javascript">
swfobject.embedSWF(
"open-flash-chart.swf", "my_chart",
"600", "400", "9.0.0", "expressInstall.swf",
{"data-file":"gallery/scatter-on-click.php", "id":"1"} );
function chart_click( chart_id, value )
{
alert( 'Chart '+chart_id +': '+ value );
}
</script>
This writes the chart into a div with id="my_chart",
right click and view source to see it in action,
[the tutorials have more details]
gallery/scatter-on-click.php
<?php
include '../php-ofc-library/open-flash-chart.php';
// also include the sugar (helper funtions)
include '../php-ofc-library/ofc_sugar.php';
function make_star($x, $y, $click)
{
$tmp = new star();
$tmp->position($x, $y);
$tmp->on_click('chart_click');
return $tmp;
}
$chart = new open_flash_chart();
$title = new title( date("D M d Y") );
$chart->set_title( $title );
$scatter = new scatter( '#FFD600', 10 );
$scatter->set_default_dot_style( new s_star('#8B1D55', 10) );
$scatter->set_values(
array(
make_star( 0, 0, '0,0' )
)
);
$chart->add_element( $scatter );
//
// plot a circle
//
$s2 = new scatter( '#D600FF', 3 );
$s2->set_default_dot_style( new s_box('#D600FF', 4) );
$v = array();
for( $i=0; $i<360; $i+=5 )
{
$v[] = new scatter_value(
number_format(sin(deg2rad($i)) *.9, 2, '.', ''),
number_format(cos(deg2rad($i)) *.9, 2, '.', '') );
}
$s2->set_values( $v );
//$chart->add_element( $s2 );
$x = new x_axis();
$x->set_range( -1, 1 );
$chart->set_x_axis( $x );
$y = new x_axis();
$y->set_range( -1, 1 );
$chart->add_y_axis( $y );
echo $chart->toPrettyString();
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