一个大的猫窝,voidcat

    //绘图
    public function draw_image($text,$address) {
        $image = imagecreatefrompng('usdt.png');
        $color = imagecolorallocate($image, 0, 0, 0);
        
        // 使用 TrueType 字体
        $font_size = 40;
        $font_path = 'DejaVuSans.ttf';
        
        // 获取图片尺寸
        $img_width = imagesx($image);
        $img_height = imagesy($image);
        
        // 计算金额文字位置使其居中
        $bbox = imagettfbbox($font_size, 0, $font_path, $text);
        $text_width = $bbox[2] - $bbox[0];
        $text_height = $bbox[1] - $bbox[7];
        $x = ($img_width - $text_width) / 2;
        $y = 140 + $text_height;
        
        // 绘制金额
        imagettftext($image, $font_size, 0, $x, $y, $color, $font_path, $text);
        
        // 添加地址文本
        $font_size_address = 15;
        
        // 计算地址文字位置
        $bbox_address = imagettfbbox($font_size_address, 0, $font_path, $address);
        $address_width = $bbox_address[2] - $bbox_address[0];
        $x_address = ($img_width - $address_width) / 2 + 150;
        $y_address = $img_height - 73;
        
        // 绘制地址
        imagettftext($image, $font_size_address, 0, $x_address, $y_address, $color, $font_path, $address);
        
        // 生成随机文件名
        $random_name = uniqid() . '.png';
        
        // 使用完整的服务器路径
        $upload_dir = ROOT_PATH . 'public/usdt/';
        
        // 确保目录存在并设置正确的权限
        if (!is_dir($upload_dir)) {
            if (!mkdir($upload_dir, 0777, true)) {
                throw new \Exception('Failed to create directory: ' . $upload_dir);
            }
            chmod($upload_dir, 0777);
        }
        
        // 完整的文件路径
        $file_path = $upload_dir . $random_name;
        
        // 保存图片
        if (!imagepng($image, $file_path)) {
            throw new \Exception('Failed to save image: ' . $file_path);
        }
        
        // 设置文件权限
        chmod($file_path, 0666);
        
        // 释放内存
        imagedestroy($image);
        
        return $random_name;
    }