本文实例讲述了php使用Imagick生成图片的方法。分享给大家供大家参考。具体如下:
这里使用Imagick 生成图片
解决了图片写中文文字乱码问题,添加支持的字体
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public function getPic(){
header( 'Content-Type: text/html; charset=utf-8' );
$text = '中粮屯河(sh600737)' ; //中粮屯河(sh600737)
$watermark = '305988103123zczcxzas' ;
$len = strlen ( $text );
$width = 10.5*(( $len -8)/3*2+8);
$height = 26;
$imagick = new Imagick();
$color_transparent = new ImagickPixel( '#ffffff' ); //transparent 透明色
$imagick ->newImage( $width , $height , $color_transparent , 'jpg' );
//$imagick->borderimage('#000000', 1, 1);
$style [ 'font_size' ] = 12;
$style [ 'fill_color' ] = '#000000' ;
for ( $num = strlen ( $watermark ); $num >=0; $num --){
$this ->add_text( $imagick , substr ( $watermark , $num ,1), 2+( $num *8), 30, 1, $style );
$this ->add_text( $imagick , substr ( $watermark , $num ,1), 2+( $num *8), 5, 1, $style );
}
//return;
$style [ 'font_size' ] = 20;
$style [ 'fill_color' ] = '#FF0000' ;
$style [ 'font' ] = './msyh.ttf' ; ///微软雅黑字体 解决中文乱码
//$text=mb_convert_encoding($text,'UTF-8'); //iconv("GBK","UTF-8//IGNORE",$text);
$this ->add_text( $imagick , $text , 2, 20, 0, $style );
header ( 'Content-type: ' . strtolower ( $imagick ->getImageFormat ()) );
echo $imagick ->getImagesBlob ();
}
// 添加水印文字
public function add_text(& $imagick , $text , $x = 0, $y = 0, $angle = 0, $style = array ()) {
$draw = new ImagickDraw ();
if (isset ( $style [ 'font' ] ))
$draw ->setFont ( $style [ 'font' ] );
if (isset ( $style [ 'font_size' ] ))
$draw ->setFontSize ( $style [ 'font_size' ] );
if (isset ( $style [ 'fill_color' ] ))
$draw ->setFillColor ( $style [ 'fill_color' ] );
if (isset ( $style [ 'under_color' ] ))
$draw ->setTextUnderColor ( $style [ 'under_color' ] );
if (isset ( $style [ 'font_family' ] ))
$draw ->setfontfamily( $style [ 'font_family' ] );
if (isset ( $style [ 'font' ] ))
$draw ->setfont( $style [ 'font' ] );
$draw ->settextencoding( 'UTF-8' );
if ( strtolower ( $imagick ->getImageFormat ()) == 'gif' ) {
foreach ( $imagick as $frame ) {
$frame ->annotateImage ( $draw , $x , $y , $angle , $text );
}
} else {
$imagick ->annotateImage ( $draw , $x , $y , $angle , $text );
}
}
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希望本文所述对大家的php程序设计有所帮助。