613 lines
26 KiB
PHP
613 lines
26 KiB
PHP
<?php
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namespace app\common\service;
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use think\facade\Db;
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/**
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* 推广海报合成服务（PHP GD）
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* 需要 GD 扩展，中文需在 public/fonts/ 放置 TTF 字体（如 simhei.ttf）
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*
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* 支持两种模式：
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* 1. buildFromConfig() — 根据超管可视化配置渲染
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* 2. build() — 旧版硬编码布局（兜底）
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*/
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class PosterService
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{
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/** 编辑器画布基准尺寸（CSS px） */
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private const CANVAS_W = 375;
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private const CANVAS_H = 667;
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/** 渲染倍率（2x 清晰度） */
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private const SCALE = 2;
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/** 旧版硬编码尺寸（向下兼容） */
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private const WIDTH = 600;
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private const HEIGHT = 1066;
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/**
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* 字体注册表：key => [显示名, 文件名]
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* 文件存放于 public/fonts/ 目录
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*/
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private const FONT_MAP = [
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'noto-sans' => ['思源黑体', 'NotoSansCJKsc-Regular.otf'],
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'noto-serif' => ['思源宋体', 'NotoSerifCJKsc-Regular.otf'],
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'alimama' => ['阿里妈妈方圆体', 'AlimamaFangYuanTiVF.ttf'],
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'wqy-microhei' => ['文泉驿微米黑', 'wqy-microhei.ttc'],
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];
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/**
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* 返回服务器上实际可用的字体列表
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* @return array [ ['key'=>'noto-sans','name'=>'思源黑体'], ... ]
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*/
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public static function getAvailableFonts(): array
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{
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$base = root_path() . 'public/fonts/';
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$list = [];
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foreach (self::FONT_MAP as $key => [$name, $file]) {
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if (file_exists($base . $file)) {
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$list[] = ['key' => $key, 'name' => $name];
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}
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}
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// 兼容旧字体
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$legacy = ['simhei.ttf' => '黑体', 'msyh.ttf' => '微软雅黑'];
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foreach ($legacy as $file => $name) {
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if (file_exists($base . $file)) {
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$list[] = ['key' => pathinfo($file, PATHINFO_FILENAME), 'name' => $name];
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}
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}
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return $list;
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}
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// ─────────────────────────────────────────────
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// NEW：根据超管可视化配置渲染海报
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// ─────────────────────────────────────────────
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/**
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* 读取 poster_config 并渲染，若无配置则回退到旧版 build()
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* @param int|null $enterpriseId 企业 ID，优先读 enterprise_id={id} 行，无则降级到 enterprise_id=0 全局行
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*/
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public static function buildFromConfig(array $user, string $qrBinary, ?string $avatarBinary = null, ?int $enterpriseId = null): string
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{
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$raw = null;
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// 1. 优先读取企业专属海报配置（enterprise_id 列）
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if ($enterpriseId > 0) {
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$eidRow = Db::name('system_config')
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->where('key', 'poster_config')
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->where('enterprise_id', $enterpriseId)
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->find();
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if ($eidRow && !empty($eidRow['value'])) {
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$raw = $eidRow['value'];
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}
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}
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// 2. 降级到全局配置（enterprise_id=0）
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if ($raw === null) {
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$row = Db::name('system_config')
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->where('key', 'poster_config')
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->where('enterprise_id', 0)
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->find();
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$raw = $row['value'] ?? null;
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}
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// 安全解码：处理可能的多重 JSON 编码
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$cfg = null;
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if ($raw) {
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$val = $raw;
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for ($i = 0; $i < 5 && is_string($val); $i++) {
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$decoded = json_decode($val, true);
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if ($decoded === null && json_last_error() !== JSON_ERROR_NONE) break;
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$val = $decoded;
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}
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$cfg = is_array($val) ? $val : null;
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}
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if (empty($cfg) || empty($cfg['elements']) || !is_array($cfg['elements'])) {
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return self::build($user, $qrBinary, $avatarBinary);
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}
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return self::renderConfig($cfg, $user, $qrBinary, $avatarBinary);
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}
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/**
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* 根据配置数组渲染海报
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*/
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private static function renderConfig(array $cfg, array $user, string $qrBinary, ?string $avatarBinary): string
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{
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$s = self::SCALE;
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$cw = self::CANVAS_W * $s;
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$ch = self::CANVAS_H * $s;
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$img = imagecreatetruecolor($cw, $ch);
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if (!$img) throw new \RuntimeException('GD image create failed');
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imagesavealpha($img, true);
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imagealphablending($img, true);
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// 背景颜色
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$bgColorHex = $cfg['bgColor'] ?? '#ffffff';
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$bgRgb = self::parseColorToRgb($bgColorHex);
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$bgColor = imagecolorallocate($img, $bgRgb[0], $bgRgb[1], $bgRgb[2]);
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imagefilledrectangle($img, 0, 0, $cw - 1, $ch - 1, $bgColor);
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// 背景图片
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if (!empty($cfg['bgImage'])) {
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$bgBin = self::fetchImage($cfg['bgImage']);
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if ($bgBin) {
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$bgImg = @imagecreatefromstring($bgBin);
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if ($bgImg) {
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imagecopyresampled($img, $bgImg, 0, 0, 0, 0, $cw, $ch, imagesx($bgImg), imagesy($bgImg));
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imagedestroy($bgImg);
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}
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}
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}
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// 缓存图像资源
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$qrRes = null;
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$avatarRes = null;
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// 预先查询用户最近的测试结果（mbti / pdp / disc / face）
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$testResults = self::fetchLatestTestResults((int)($user['id'] ?? 0));
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foreach ($cfg['elements'] as $el) {
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$type = $el['type'] ?? '';
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$x = (int)(($el['x'] ?? 0) * $s);
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$y = (int)(($el['y'] ?? 0) * $s);
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$w = (int)(($el['w'] ?? 80) * $s);
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$h = (int)(($el['h'] ?? 80) * $s);
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$fontKey = $el['fontFamily'] ?? null;
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// 对齐方式：优先 align 字段，兼容旧 center 字段
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$align = $el['align'] ?? (!empty($el['center']) ? 'center' : 'left');
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switch ($type) {
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case 'text':
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$text = $el['content'] ?? '';
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$fontSize = max(8, (int)(($el['fontSize'] ?? 16) * $s));
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$colorHex = $el['color'] ?? '#333333';
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$bold = !empty($el['bold']);
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$colorInt = self::allocateHexColor($img, $colorHex);
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self::drawTextBlock($img, $x, $y, $w, $h, $text, $colorInt, $fontSize, $bold, $align, $fontKey);
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break;
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case 'nickname':
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$text = mb_substr($user['nickname'] ?? '好友', 0, 20);
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$fontSize = max(8, (int)(($el['fontSize'] ?? 16) * $s));
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$colorHex = $el['color'] ?? '#333333';
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$bold = !empty($el['bold']);
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$colorInt = self::allocateHexColor($img, $colorHex);
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self::drawTextBlock($img, $x, $y, $w, $h, $text, $colorInt, $fontSize, $bold, $align, $fontKey);
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break;
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case 'avatar':
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if ($avatarBinary) {
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if (!$avatarRes) $avatarRes = @imagecreatefromstring($avatarBinary);
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if ($avatarRes) {
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$shape = $el['shape'] ?? 'circle';
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self::drawImageElement($img, $avatarRes, $x, $y, $w, $h, $shape);
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}
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}
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break;
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case 'qrcode':
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if (!$qrRes) $qrRes = @imagecreatefromstring($qrBinary);
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if ($qrRes) {
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self::drawImageElement($img, $qrRes, $x, $y, $w, $h, 'square');
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}
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break;
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case 'image':
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if (!empty($el['url'])) {
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$bin = self::fetchImage($el['url']);
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if ($bin) {
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$staticImg = @imagecreatefromstring($bin);
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if ($staticImg) {
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$shape = $el['shape'] ?? 'square';
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self::drawImageElement($img, $staticImg, $x, $y, $w, $h, $shape);
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imagedestroy($staticImg);
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}
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}
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}
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break;
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case 'mbti':
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case 'pdp':
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case 'disc':
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$text = $testResults[$type] ?? ($el['content'] ?? strtoupper($type));
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$fontSize = max(8, (int)(($el['fontSize'] ?? 16) * $s));
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$colorHex = $el['color'] ?? '#333333';
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$bold = !empty($el['bold']);
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$colorInt = self::allocateHexColor($img, $colorHex);
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self::drawTextBlock($img, $x, $y, $w, $h, $text, $colorInt, $fontSize, $bold, $align, $fontKey);
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break;
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}
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}
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if ($qrRes) imagedestroy($qrRes);
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if ($avatarRes) imagedestroy($avatarRes);
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ob_start();
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imagepng($img);
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$png = ob_get_clean();
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imagedestroy($img);
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return $png ?: '';
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}
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/**
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* 查询用户最近各类型测试的 resultText
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* 复用 Test::_formatRecentRow 的解析逻辑
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* @return array ['mbti' => 'ESTP', 'pdp' => '老虎型', 'disc' => 'D型']
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*/
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private static function fetchLatestTestResults(int $userId): array
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{
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$out = [];
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if ($userId <= 0) return $out;
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$types = ['face', 'mbti', 'pdp', 'disc'];
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foreach ($types as $t) {
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$row = Db::name('test_results')
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->where('userId', $userId)
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->where('testType', $t)
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->order('createdAt', 'desc')
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->field('resultData, testType')
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->find();
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if (!$row || empty($row['resultData'])) continue;
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$raw = $row['resultData'];
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$data = is_string($raw) ? json_decode($raw, true) : $raw;
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if (!is_array($data)) continue;
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switch ($t) {
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case 'face':
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// face 结果中包含 mbti/pdp/disc 子结构
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if (!isset($out['mbti'])) {
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$v = '';
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if (isset($data['mbti']['type'])) $v = $data['mbti']['type'];
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elseif (isset($data['mbti']) && is_scalar($data['mbti'])) $v = (string)$data['mbti'];
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if ($v !== '') $out['mbti'] = $v;
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}
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if (!isset($out['pdp'])) {
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$v = '';
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if (isset($data['pdp']['type'])) $v = $data['pdp']['type'];
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elseif (isset($data['pdp']) && is_scalar($data['pdp'])) $v = (string)$data['pdp'];
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if ($v !== '') $out['pdp'] = $v;
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}
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if (!isset($out['disc'])) {
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$v = '';
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if (isset($data['disc']['primary'])) $v = $data['disc']['primary'] . '型';
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elseif (isset($data['disc']) && is_scalar($data['disc'])) $v = (string)$data['disc'];
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if ($v !== '') $out['disc'] = $v;
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}
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break;
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case 'mbti':
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if (!isset($out['mbti'])) {
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$v = $data['mbtiType'] ?? $data['mbti'] ?? '';
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if (is_array($v)) $v = $v['type'] ?? '';
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if ((string)$v !== '') $out['mbti'] = (string)$v;
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}
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break;
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case 'pdp':
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if (!isset($out['pdp'])) {
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$v = $data['description']['type'] ?? $data['pdp'] ?? '';
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if (is_array($v)) $v = $v['type'] ?? '';
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if ((string)$v !== '') $out['pdp'] = (string)$v;
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}
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break;
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case 'disc':
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if (!isset($out['disc'])) {
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$v = $data['dominantType'] ?? $data['disc'] ?? '';
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if (is_array($v)) $v = $v['type'] ?? $v['primary'] ?? '';
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if ((string)$v !== '') $out['disc'] = (string)$v . '型';
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}
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break;
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}
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}
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return $out;
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}
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/**
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* 在指定区域内绘制文字（imagettftext 的 y 为基线坐标）
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*/
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private static function drawTextBlock($img, int $x, int $y, int $w, int $h, string $text, int $color, int $fontSize, bool $bold, string $align = 'left', ?string $fontKey = null): void
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{
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$font = self::getFontPath($fontKey);
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if ($font && function_exists('imagettftext')) {
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$textW = self::ttfTextWidth($font, $fontSize, $text);
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switch ($align) {
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case 'center': $drawX = $x + (int)(($w - $textW) / 2); break;
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case 'right': $drawX = $x + $w - $textW - 6; break;
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default: $drawX = $x + 6; break;
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}
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$drawY = $y + (int)(($h + $fontSize * 0.8) / 2);
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imagettftext($img, $fontSize, 0, $drawX, $drawY, $color, $font, $text);
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} else {
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$f = $fontSize <= 16 ? 4 : 5;
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$textW = imagefontwidth($f) * mb_strlen($text);
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switch ($align) {
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case 'center': $drawX = $x + (int)(($w - $textW) / 2); break;
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case 'right': $drawX = $x + $w - $textW - 4; break;
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default: $drawX = $x + 4; break;
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}
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imagestring($img, $f, $drawX, $y + (int)(($h - imagefontheight($f)) / 2), preg_replace('/[^\x20-\x7e]/', '?', $text), $color);
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}
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}
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/**
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* 估算 TTF 文字宽度（近似）
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*/
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private static function ttfTextWidth(string $font, int $size, string $text): int
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{
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if (function_exists('imagettfbbox')) {
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$box = imagettfbbox($size, 0, $font, $text);
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return $box ? abs($box[4] - $box[0]) : $size * mb_strlen($text);
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}
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return $size * mb_strlen($text);
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}
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/**
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* 将图像资源绘制到画布（支持圆形/方形裁剪）
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*/
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private static function drawImageElement($img, $src, int $x, int $y, int $w, int $h, string $shape): void
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{
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$srcW = imagesx($src);
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$srcH = imagesy($src);
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if ($shape === 'circle') {
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// 先绘制到临时图像再做圆形遮罩
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$tmp = imagecreatetruecolor($w, $h);
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imagesavealpha($tmp, true);
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imagealphablending($tmp, false);
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$transparent = imagecolorallocatealpha($tmp, 0, 0, 0, 127);
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imagefilledrectangle($tmp, 0, 0, $w - 1, $h - 1, $transparent);
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imagealphablending($tmp, true);
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imagecopyresampled($tmp, $src, 0, 0, 0, 0, $w, $h, $srcW, $srcH);
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// 圆形遮罩（逐像素）—— 仅在 GD 无更好方案时使用
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$mask = imagecreatetruecolor($w, $h);
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imagesavealpha($mask, true);
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imagealphablending($mask, false);
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imagefilledrectangle($mask, 0, 0, $w - 1, $h - 1, imagecolorallocatealpha($mask, 0, 0, 0, 127));
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imagealphablending($mask, true);
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imagefilledellipse($mask, (int)($w / 2), (int)($h / 2), $w, $h, imagecolorallocate($mask, 255, 255, 255));
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// 将 tmp 叠加到主图（遮罩内白外黑，白色表示保留区域）
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for ($px = 0; $px < $w; $px++) {
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for ($py = 0; $py < $h; $py++) {
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$mPx = imagecolorat($mask, $px, $py);
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$rMask = ($mPx >> 16) & 0xFF;
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if ($rMask > 128) {
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$srcPx = imagecolorat($tmp, $px, $py);
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$r = ($srcPx >> 16) & 0xFF;
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$g = ($srcPx >> 8) & 0xFF;
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$b = $srcPx & 0xFF;
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$c = imagecolorallocate($img, $r, $g, $b);
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imagesetpixel($img, $x + $px, $y + $py, $c);
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}
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}
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}
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imagedestroy($tmp);
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imagedestroy($mask);
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} else {
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imagecopyresampled($img, $src, $x, $y, 0, 0, $w, $h, $srcW, $srcH);
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}
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}
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/**
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* 将颜色字符串解析为 RGB 数组
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* 支持 #fff、#ffffff、rgba(r,g,b,a)、rgb(r,g,b)、数组 [r,g,b]
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*/
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private static function parseColorToRgb($color): array
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{
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if (is_array($color)) {
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$r = (int)($color['r'] ?? $color[0] ?? 51);
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$g = (int)($color['g'] ?? $color[1] ?? 51);
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$b = (int)($color['b'] ?? $color[2] ?? 51);
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return [min(255, max(0, $r)), min(255, max(0, $g)), min(255, max(0, $b))];
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}
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if (!is_string($color) && !is_scalar($color)) {
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return [51, 51, 51];
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}
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$s = trim((string)$color);
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if ($s === '') {
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return [51, 51, 51];
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}
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// rgba(r,g,b,a) 或 rgb(r,g,b)
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if (preg_match('/^rgba?\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)/i', $s, $m)) {
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return [(int)min(255, $m[1]), (int)min(255, $m[2]), (int)min(255, $m[3])];
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}
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// 仅保留 # 后合法十六进制字符
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$hex = preg_replace('/[^0-9a-fA-F]/', '', ltrim($s, '#'));
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if (strlen($hex) === 3) {
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$hex = $hex[0].$hex[0].$hex[1].$hex[1].$hex[2].$hex[2];
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}
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if (strlen($hex) !== 6) {
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return [51, 51, 51];
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}
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$r = (int)hexdec(substr($hex, 0, 2));
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$g = (int)hexdec(substr($hex, 2, 2));
|
||
$b = (int)hexdec(substr($hex, 4, 2));
|
||
return [min(255, $r), min(255, $g), min(255, $b)];
|
||
}
|
||
|
||
private static function allocateHexColor($img, $hex): int
|
||
{
|
||
[$r, $g, $b] = self::parseColorToRgb($hex);
|
||
return imagecolorallocate($img, $r, $g, $b);
|
||
}
|
||
|
||
/**
|
||
* 根据字体 key 获取字体文件路径；key 为空则返回第一个可用字体
|
||
*/
|
||
private static function getFontPath(?string $fontKey = null): ?string
|
||
{
|
||
$base = root_path() . 'public/fonts/';
|
||
|
||
// 按 key 精确查找
|
||
if ($fontKey) {
|
||
if (isset(self::FONT_MAP[$fontKey])) {
|
||
$p = $base . self::FONT_MAP[$fontKey][1];
|
||
if (file_exists($p)) return $p;
|
||
}
|
||
// 兼容旧字体 key（如 simhei / msyh）
|
||
$legacy = $base . $fontKey . '.ttf';
|
||
if (file_exists($legacy)) return $legacy;
|
||
}
|
||
|
||
// 回退：按优先级返回第一个可用字体
|
||
foreach (self::FONT_MAP as [$name, $file]) {
|
||
$p = $base . $file;
|
||
if (file_exists($p)) return $p;
|
||
}
|
||
$fallbacks = [$base . 'simhei.ttf', $base . 'msyh.ttf', '/usr/share/fonts/truetype/wqy/wqy-microhei.ttc'];
|
||
foreach ($fallbacks as $p) {
|
||
if (file_exists($p)) return $p;
|
||
}
|
||
return null;
|
||
}
|
||
|
||
private static function drawText($img, int $x, int $y, string $text, int $color, int $size = 14): void
|
||
{
|
||
$font = self::getFontPath();
|
||
if ($font && function_exists('imagettftext')) {
|
||
imagettftext($img, $size, 0, $x, $y + $size, $color, $font, $text);
|
||
} else {
|
||
$f = $size <= 12 ? 4 : 5;
|
||
imagestring($img, $f, $x, $y, preg_replace('/[^\x20-\x7e]/', '', $text) ?: $text, $color);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 合成推广海报 PNG 二进制
|
||
* @param array $user 当前用户 {id, nickname, avatar}
|
||
* @param string $qrBinary 小程序码 PNG 二进制
|
||
* @param string|null $avatarBinary 头像二进制（已下载），为空则跳过
|
||
*/
|
||
public static function build(array $user, string $qrBinary, ?string $avatarBinary = null): string
|
||
{
|
||
$w = self::WIDTH;
|
||
$h = self::HEIGHT;
|
||
$img = imagecreatetruecolor($w, $h);
|
||
if (!$img) {
|
||
throw new \RuntimeException('GD image create failed');
|
||
}
|
||
imagesavealpha($img, true);
|
||
imagealphablending($img, true);
|
||
|
||
self::drawGradient($img, 0, 0, $w, (int)($h * 0.45), [0xFF, 0xD1, 0xE3], [0xE9, 0xD5, 0xFF]);
|
||
$white = imagecolorallocate($img, 255, 255, 255);
|
||
imagefilledrectangle($img, 0, (int)($h * 0.4), $w, $h, $white);
|
||
|
||
$primary = imagecolorallocate($img, 244, 63, 94);
|
||
$secondary = imagecolorallocate($img, 139, 92, 246);
|
||
$orange = imagecolorallocate($img, 249, 115, 22);
|
||
$dark = imagecolorallocate($img, 30, 41, 59);
|
||
$gray = imagecolorallocate($img, 100, 116, 139);
|
||
$lightGray = imagecolorallocate($img, 148, 163, 184);
|
||
$cx = (int)($w / 2);
|
||
|
||
self::drawRoundedRect($img, 30, 50, 60, 20, 10, imagecolorallocatealpha($img, 255, 255, 255, 80));
|
||
self::drawRoundedRect($img, 130, 50, 60, 20, 10, $primary);
|
||
self::drawText($img, 45, 52, '专业分析', $primary, 10);
|
||
self::drawText($img, 145, 52, '结果精准', $white, 10);
|
||
|
||
self::drawText($img, $cx - 80, 100, 'MBTI 神仙测试', $dark, 22);
|
||
|
||
self::drawRoundedRect($img, $cx - 80, 150, 65, 24, 8, imagecolorallocatealpha($img, 255, 255, 255, 50));
|
||
self::drawRoundedRect($img, $cx + 5, 150, 65, 24, 8, imagecolorallocatealpha($img, 255, 255, 255, 50));
|
||
self::drawText($img, $cx - 70, 155, 'INTJ', $primary, 10);
|
||
self::drawText($img, $cx - 45, 155, '战略家', $gray, 10);
|
||
self::drawText($img, $cx + 15, 155, 'PDP', $secondary, 10);
|
||
self::drawText($img, $cx + 40, 155, '猫头鹰', $gray, 10);
|
||
|
||
$gridY = 220;
|
||
$gridW = (int)(($w - 80) / 3);
|
||
self::drawStatCard($img, 30, $gridY, $gridW, 70, '100+', '性格档案', $primary);
|
||
self::drawStatCard($img, 30 + $gridW + 10, $gridY, $gridW, 70, '0%', '好友折扣', $secondary);
|
||
self::drawStatCard($img, 30 + ($gridW + 10) * 2, $gridY, $gridW, 70, '90%', '收益分红', $orange);
|
||
|
||
$cardY = 320;
|
||
self::drawRoundedRect($img, 30, $cardY, $w - 60, 180, 20, $white);
|
||
imagefilledrectangle($img, 45, $cardY + 18, 49, $cardY + 34, $primary);
|
||
self::drawText($img, 55, $cardY + 15, '完整版性格深度解析', $dark, 12);
|
||
$bullets = [
|
||
'你的决策风格在高压场景下会如何变化？',
|
||
'在团队中更适合担当怎样的关键角色？',
|
||
'哪些性格盲区最容易拖累你的发展？',
|
||
];
|
||
foreach ($bullets as $i => $t) {
|
||
self::drawText($img, 50, $cardY + 50 + $i * 28, '• ' . $t, $gray, 10);
|
||
}
|
||
|
||
$recY = 530;
|
||
self::drawRoundedRect($img, $cx - 100, $recY, 200, 36, 18, imagecolorallocate($img, 248, 250, 252));
|
||
if ($avatarBinary) {
|
||
$avatar = @imagecreatefromstring($avatarBinary);
|
||
if ($avatar) {
|
||
imagecopyresampled($img, $avatar, $cx - 92, $recY + 6, 0, 0, 24, 24, imagesx($avatar), imagesy($avatar));
|
||
imagedestroy($avatar);
|
||
}
|
||
}
|
||
$nickname = mb_substr($user['nickname'] ?? '好友', 0, 8);
|
||
self::drawText($img, $cx - 95, $recY + 12, '由 ' . $nickname . ' 推荐给你', $gray, 10);
|
||
|
||
$qrY = 620;
|
||
$qrImg = @imagecreatefromstring($qrBinary);
|
||
if ($qrImg) {
|
||
$qrSize = 88;
|
||
$qrX = $cx - (int)($qrSize / 2);
|
||
imagecopyresampled($img, $qrImg, $qrX, $qrY + 6, 0, 0, $qrSize, $qrSize, imagesx($qrImg), imagesy($qrImg));
|
||
imagedestroy($qrImg);
|
||
}
|
||
self::drawText($img, $cx - 80, $qrY + 100, '扫码解锁完整报告', $lightGray, 10);
|
||
$inviteCode = 'MBTI-' . ($user['id'] ?? '888');
|
||
self::drawText($img, $cx - 60, $qrY + 125, '邀请码 ' . $inviteCode, $primary, 11);
|
||
|
||
ob_start();
|
||
imagepng($img);
|
||
$png = ob_get_clean();
|
||
imagedestroy($img);
|
||
return $png ?: '';
|
||
}
|
||
|
||
private static function drawGradient($img, $x, $y, $w, $h, array $from, array $to): void
|
||
{
|
||
for ($i = 0; $i < $h; $i++) {
|
||
$r = (int)($from[0] + ($to[0] - $from[0]) * $i / $h);
|
||
$g = (int)($from[1] + ($to[1] - $from[1]) * $i / $h);
|
||
$b = (int)($from[2] + ($to[2] - $from[2]) * $i / $h);
|
||
$c = imagecolorallocate($img, max(0, min(255, $r)), max(0, min(255, $g)), max(0, min(255, $b)));
|
||
imagefilledrectangle($img, $x, $y + $i, $x + $w - 1, $y + $i, $c);
|
||
}
|
||
}
|
||
|
||
private static function drawRoundedRect($img, $x, $y, $w, $h, $r, $color): void
|
||
{
|
||
imagefilledrectangle($img, $x + $r, $y, $x + $w - $r - 1, $y + $h - 1, $color);
|
||
imagefilledrectangle($img, $x, $y + $r, $x + $w - 1, $y + $h - $r - 1, $color);
|
||
imagefilledellipse($img, $x + $r, $y + $r, $r * 2, $r * 2, $color);
|
||
imagefilledellipse($img, $x + $w - $r - 1, $y + $r, $r * 2, $r * 2, $color);
|
||
imagefilledellipse($img, $x + $r, $y + $h - $r - 1, $r * 2, $r * 2, $color);
|
||
imagefilledellipse($img, $x + $w - $r - 1, $y + $h - $r - 1, $r * 2, $r * 2, $color);
|
||
}
|
||
|
||
private static function drawStatCard($img, $x, $y, $w, $h, string $val, string $label, int $color): void
|
||
{
|
||
$white = imagecolorallocate($img, 255, 255, 255);
|
||
self::drawRoundedRect($img, $x, $y, $w, $h, 15, $white);
|
||
$gray = imagecolorallocate($img, 148, 163, 184);
|
||
$lw = imagefontwidth(5) * strlen($val);
|
||
imagestring($img, 5, $x + ($w - $lw) / 2, $y + 20, $val, $color);
|
||
$lw2 = imagefontwidth(4) * strlen($label);
|
||
imagestring($img, 4, $x + ($w - $lw2) / 2, $y + 45, $label, $gray);
|
||
}
|
||
|
||
/**
|
||
* 下载远程图片为二进制
|
||
*/
|
||
public static function fetchImage(string $url): ?string
|
||
{
|
||
$url = str_replace('http://', 'https://', $url);
|
||
$ctx = stream_context_create(['http' => ['timeout' => 10]]);
|
||
$bin = @file_get_contents($url, false, $ctx);
|
||
return $bin !== false ? $bin : null;
|
||
}
|
||
}
|