Forum und email

imagefilledpolygon

(PHP 4, PHP 5)

imagefilledpolygon — Draw a filled polygon

설명

bool imagefilledpolygon ( resource $image , array $points , int $num_points , int $color )

imagefilledpolygon() creates a filled polygon in the given image .

매개변수

font

내장 글꼴 1, 2, 3, 4, 5(큰 숫자가 큰 글꼴)나 imageloadfont()로 등록한 글꼴 식별자를 사용할 수 있습니다.

points

An array containing the x and y coordinates of the polygons vertices consecutively

num_points

Total number of vertices, which must be bigger than 3

color

A color identifier created with imagecolorallocate()

반환값

성공할 경우 TRUE를, 실패할 경우 FALSE를 반환합니다.

예제

Example#1 imagefilledpolygon() example

<?php
// set up array of points for polygon
$values = array(
            
40,  50,  // Point 1 (x, y)
            
20,  240// Point 2 (x, y)
            
60,  60,  // Point 3 (x, y)
            
24020,  // Point 4 (x, y)
            
50,  40,  // Point 5 (x, y)
            
10,  10   // Point 6 (x, y)
            
);

// create image
$image imagecreatetruecolor(250250);

// some colors
$bg   imagecolorallocate($image200200200);
$blue imagecolorallocate($image00255);

// draw a polygon
imagefilledpolygon($image$values6$blue);

// flush image
header('Content-type: image/png');
imagepng($image);
imagedestroy($image);
?>

위 예제의 출력 예: