120 lines
5.4 KiB
PHP
120 lines
5.4 KiB
PHP
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<?php
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// +----------------------------------------------------------------------
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// | Bwsaas
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// +----------------------------------------------------------------------
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// | Copyright (c) 2015~2020 http://www.buwangyun.com All rights reserved.
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// +----------------------------------------------------------------------
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// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
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// +----------------------------------------------------------------------
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// | Gitee ( https://gitee.com/buwangyun/bwsaas )
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// +----------------------------------------------------------------------
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// | Author: buwangyun <hnlg666@163.com>
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// +----------------------------------------------------------------------
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// | Date: 2020-9-28 10:55:00
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// +----------------------------------------------------------------------
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namespace bw\poster\template;
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use bw\Common;
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use bw\poster\GdUtil;
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/** 捐款证书绘制工具类
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* Class Common
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* @package app\bwmall\model
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*/
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class FundraisingCertTpl extends Base
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{
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/**绘制图片方法
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* @param array $config
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* @param string $path
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* @param string $fileName
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* @return array
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* @throws \app\common\exception\UploadException
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*/
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public function draw($data = [])
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{
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if($data)$this->setData($data);
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$background_image_url = Common::getImagesFullUrl(config("site.fundraising_cert_tpl")); //背景图片
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if(!$background_image_url)throw new \Exception("缺少证书模板");
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$name = $this->data['name'];//人名
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$org_name = $this->data['org_name'];//组织名
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$createtime = $this->data['createtime'];//捐款时间
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$desc = $this->data['desc'];//描述
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$code = $this->data['code'];//捐款代码
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//imagecreate系列函数用于从文件或 URL 载入一幅图像，成功返回图像资源，失败则返回一个空字符串。
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list($pic_w, $pic_h, $pic_type) = getimagesize($background_image_url);
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$background_image = imagecreatefromstring(file_get_contents($background_image_url));//加载背景图
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//①创建一块与背景图一样大的画布，填充背景颜色白色
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//建立的是一幅大小为 x和 y的黑色图像(默认为黑色)
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$background_base = imageCreatetruecolor(imagesx($background_image), imagesy($background_image));//获取图像宽度函数：imagesx() 获取图像高度函数：imagesy()
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$color = imagecolorallocate($background_base, 255, 255, 255);//imagecolorallocate:为一幅图像分配颜色，它的返回值将作为填充颜色函数imagefill($img,0,0,$color)的$color参数
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imagefill($background_base, 0, 0, $color);//imagefill:改变一幅图像的背景颜色
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//②将背景图片同比例嵌入到画布里
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imagecopyresampled($background_base, $background_image, 0, 0, 0, 0, imagesx($background_image), imagesy($background_image), imagesx($background_image), imagesy($background_image));
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//③插入捐款代码到海报
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$with_offset = $pic_w / 2.2; //宽偏移量
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$high_offset = $pic_h / 3.25; //高偏移量
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$title_with = $pic_w / 2; //字体宽度范围
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//字体长度
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$font_size = $pic_w / 45;
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//使用字体
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$temp = array("color" => array(115, 81, 36), "fontsize" => $font_size, "width" => $title_with, "left" => $with_offset, "top" => $high_offset, "hang_size" => 40);
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//绘制文字，超出
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GdUtil::draw_txt_to($background_base, $temp, $code);
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//④插入人名到海报
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$with_offset = $pic_w / 2.4; //宽偏移量
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$high_offset = $pic_h / 2.2; //高偏移量
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$title_with = $pic_w / 3.5; //字体宽度范围
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//字体长度
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$font_size = $pic_w / 25;
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//使用字体
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$temp = array("color" => array(115, 81, 36), "fontsize" => $font_size, "width" => $title_with, "left" => $with_offset, "top" => $high_offset, "hang_size" => 120);
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//绘制文字，超出
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GdUtil::draw_txt_to($background_base, $temp, $name);
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//⑤插入描述到海报
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$with_offset = $pic_w / 3.8; //宽偏移量
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$high_offset = $pic_h / 1.85; //高偏移量
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$title_with = $pic_w / 2; //字体宽度范围
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//字体长度
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$font_size = $pic_w / 35;
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//使用字体
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$temp = array("color" => array(129, 129, 129), "fontsize" => $font_size, "width" => $title_with, "left" => $with_offset, "top" => $high_offset, "hang_size" => 120);
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//绘制文字，超出
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GdUtil::draw_txt_to($background_base, $temp, $desc);
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//⑥插入组织名到海报
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$with_offset = $pic_w / 1.44; //宽偏移量
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$high_offset = $pic_h / 1.27; //高偏移量
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$title_with = $pic_w / 2; //字体宽度范围
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//字体长度
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$font_size = $pic_w / 70;
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//使用字体
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$temp = array("color" => array(129, 129, 129), "fontsize" => $font_size, "width" => $title_with, "left" => $with_offset, "top" => $high_offset, "hang_size" => 120);
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//绘制文字，超出
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GdUtil::draw_txt_to($background_base, $temp, $org_name);
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//⑦插入捐款时间到海报
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$with_offset = $pic_w / 1.44; //宽偏移量
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$high_offset = $pic_h / 1.23; //高偏移量
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$title_with = $pic_w / 2; //字体宽度范围
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//字体长度
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$font_size = $pic_w / 65;
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//使用字体
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$temp = array("color" => array(129, 129, 129), "fontsize" => $font_size, "width" => $title_with, "left" => $with_offset, "top" => $high_offset, "hang_size" => 120);
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//绘制文字，超出
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GdUtil::draw_txt_to($background_base, $temp, $createtime);
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//返回自身
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return $this->imageStream($background_base);
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}
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}
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