PHP | imagickdraw getStrokeLineCap()函数
ImagickDraw::getStrokeLineCap()函数是PHP中的一个内置函数,用于在打开子路径被描边时获取要在其末尾使用的形状。
句法:
int ImagickDraw::getStrokeLineCap( void )
参数:此函数不接受任何参数。
返回值:此函数返回对应于 LINECAP 常量之一的整数值。
LINECAP 常量列表如下:
- imagick::LINECAP_UNDEFINED (0)
- imagick::LINECAP_BUTT (1)
- imagick::LINECAP_ROUND (2)
- imagick::LINECAP_SQUARE (3)
异常:此函数在出错时抛出 ImagickException。
下面的程序说明了PHP中的ImagickDraw::getStrokeLineCap()函数:
方案一:
getStrokeLineCap();
echo $lineCap;
?>
输出:
1 // Which corresponds to imagick::LINECAP_BUTT
方案二:
setStrokeLineCap(3);
// Get the stroke line cap
$lineCap = $draw->getStrokeLineCap();
echo $lineCap;
?>
输出:
3 // Which corresponds to imagick::LINECAP_SQUARE
方案 3:
newImage(800, 250, 'black');
// Create a new ImagickDraw object
$draw = new ImagickDraw();
// Set the fill color
$draw->setFillColor('black');
// Set the color of stroke
$draw->setStrokeColor('white');
// Set the stroke width
$draw->setStrokeWidth(3);
// Set the font size
$draw->setFontSize(25);
// Set the stroke dash array
$draw->setStrokeDashArray([20, 5, 19, 15, 5, 15]);
// Draw a rectangle
$draw->rectangle(100, 50, 225, 175);
// Annotate a text
$draw->annotation(10, 220, 'The strokeLineCap here is '
. $draw->getStrokeLineCap());
// Set the stroke line cap
$draw->setStrokeLineCap(2);
// Draw a rectangle
$draw->rectangle(500, 50, 625, 175);
// Annotate a text
$draw->annotation(400, 220, 'The strokeLineCap here is '
. $draw->getStrokeLineCap());
// Render the draw commands
$imagick->drawImage($draw);
// Show the output
$imagick->setImageFormat('png');
header("Content-Type: image/png");
echo $imagick->getImageBlob();
?>
输出:
参考: https://www. PHP.net/manual/en/imagickdraw.getstrokelinecap。 PHP