imagecreatetruecolor
imagedestroy
GD and Image 함수 목록
PHP Manual

# imagedashedline

(PHP 4, PHP 5)

imagedashedline — Draw a dashed line

### 설명

bool imagedashedline ( resource `$image` , int `$x1` , int `$y1` , int `$x2` , int `$y2` , int `$color` )

This function is deprecated. Use combination of imagesetstyle() and imageline() instead.

### 인수

`image`

  imagecreatetruecolor() 등의 이미지 생성 함수에서 반환한 이미지 자원.

`x1`

  Upper left x coordinate.

`y1`

  Upper left y coordinate 0, 0 is the top left corner of the image.

`x2`

  Bottom right x coordinate.

`y2`

  Bottom right y coordinate.

`color`

  The fill color. A color identifier created with imagecolorallocate().

### 반환값

Always returns true

### 예제

Example #1 imagedashedline() example

`<?php
// Create a 100x100 image
$im = imagecreatetruecolor(100, 100);
$white = imagecolorallocate($im, 0xFF, 0xFF, 0xFF);
// Draw a vertical dashed line
imagedashedline($im, 50, 25, 50, 75, $white);
// Save the image
imagepng($im, './dashedline.png');
imagedestroy($im);
?>`

위 예제의 출력 예시:

Example #2 Alternative to imagedashedline()

`<?php
// Create a 100x100 image
$im = imagecreatetruecolor(100, 100);
$white = imagecolorallocate($im, 0xFF, 0xFF, 0xFF);
// Define our style: First 4 pixels is white and the
// next 4 is transparent. This creates the dashed line effect
$style = Array(
$white,
$white,
$white,
$white,
IMG_COLOR_TRANSPARENT,
IMG_COLOR_TRANSPARENT,
IMG_COLOR_TRANSPARENT,
IMG_COLOR_TRANSPARENT
);
imagesetstyle($im, $style);
// Draw the dashed line
imageline($im, 50, 25, 50, 75, IMG_COLOR_STYLED);
// Save the image
imagepng($im, './imageline.png');
imagedestroy($im);
?>`

### 참고

- imagesetstyle() - Set the style for line drawing
- imageline() - Draw a line

imagecreatetruecolor
imagedestroy
GD and Image 함수 목록
PHP Manual