(PECL imagick 2.0.0)
ImagickDraw::polyline — Draws a polyline
$coordinates
)本函数还未编写文档，仅有参数列表。
Draws a polyline using the current stroke, stroke width, and fill color or texture, using the specified array of coordinates.
coordinates
array of x and y coordinates: array( array( 'x' => 4, 'y' => 6 ), array( 'x' => 8, 'y' => 10 ) )
成功时返回 TRUE。
kris at blackpepper dot co dot nz (2010-06-10 20:51:08)
draw a filled Isosceles Triangle
<?php
$width = 601;
$height = 601;
$max_x = $width - 1;
$max_y = $height - 1;
$mid_y = $max_y / 2;
$mid_x = $max_x / 2;
$fillcolor = '#F00F00';
try {
$lo_img = new Imagick();
$lo_img->newImage( $width, $height, new ImagickPixel('transparent'));
$draw = new ImagickDraw();
$draw->setFillColor($fillcolor);
$draw->setStrokeWidth( 1 );
//start point //end point
$co_ords = array( array( 'x' => $mid_x, 'y' => 0 ),array('x'=>0,'y'=>$max_y)
,array( 'x' => 0, 'y' => $max_y ),array('x'=>$max_x,'y'=>$max_y)
,array( 'x' => $mid_x, 'y' => 0 ),array('x'=>$max_x,'y'=>$max_y)
);
$draw->polyline($co_ords);
$lo_img->drawImage( $draw );
$lo_img->setImageFormat( "png" );
header( "Content-Type: image/png" );
echo $lo_img;
$lo_img->destroy();
$draw->destroy();
exit;
} catch (Exception $ex) {
print_r($ex);
return;
}
?>