432 lines
15 KiB
PHP
432 lines
15 KiB
PHP
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<?php
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/*
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* Material-Design-Avatars
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* https://github.com/lincanbin/Material-Design-Avatars
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*
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* Copyright 2015 Canbin Lin (lincanbin@hotmail.com)
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* http://www.94cb.com/
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*
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* Licensed under the Apache License, Version 2.0:
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Create material deisgn avatars for users just like Gmail or Messager in Android.
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*/
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declare (strict_types = 1);
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namespace avatars;
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class MDAvatars
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{
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public $Char;
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public $AvatarSize;
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public $Shape;
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public $Padding;
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public $Avatar;
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public $FontFile;
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public $IsNotLetter;
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public $LetterFont;
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public $AsianFont;
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public $EnableAsianChar;
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function __construct($Char, $AvatarSize = 256 ,$Shape = 1)
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{
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$this->Char = mb_strtoupper(mb_substr($Char, 0, 1, "UTF-8"));
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$this->AvatarSize = $AvatarSize;
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$this->Shape = $Shape;
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$this->Padding = 30 * ($this->AvatarSize / 256);
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$this->LetterFont = dirname(__FILE__) . '/fonts/SourceCodePro-Light.ttf';
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$this->AsianFont = dirname(__FILE__) . '/fonts/SourceHanSansCN-Normal.ttf';
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$this->EnableAsianChar = is_file($this->AsianFont);
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$path='./storage/avatars/';
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if(!is_dir($path)){
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mkdir($path, 0755, true);
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}
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$CNChar = ord($this->Char);
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if (!$this->EnableAsianChar &&
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preg_match("/^[\x7f-\xff]/", $this->Char) &&
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!($CNChar >= ord("A") && $CNChar <= ord("z"))
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) {
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//如果是中文，并且没有中文字体包，则按拼音首字母对其进行转换
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$CNByte = iconv("UTF-8", "gb2312", $this->Char);
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$Code = ord($CNByte[0]) * 256 + ord($CNByte[1]) - 65536;//求其偏移量
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if ($Code >= -20319 and $Code <= -20284) $this->Char = "A";
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if ($Code >= -20283 and $Code <= -19776) $this->Char = "B";
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if ($Code >= -19775 and $Code <= -19219) $this->Char = "C";
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if ($Code >= -19218 and $Code <= -18711) $this->Char = "D";
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if ($Code >= -18710 and $Code <= -18527) $this->Char = "E";
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if ($Code >= -18526 and $Code <= -18240) $this->Char = "F";
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if ($Code >= -18239 and $Code <= -17923) $this->Char = "G";
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if ($Code >= -17922 and $Code <= -17418) $this->Char = "H";
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if ($Code >= -17417 and $Code <= -16475) $this->Char = "J";
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if ($Code >= -16474 and $Code <= -16213) $this->Char = "K";
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if ($Code >= -16212 and $Code <= -15641) $this->Char = "L";
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if ($Code >= -15640 and $Code <= -15166) $this->Char = "M";
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if ($Code >= -15165 and $Code <= -14923) $this->Char = "N";
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if ($Code >= -14922 and $Code <= -14915) $this->Char = "O";
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if ($Code >= -14914 and $Code <= -14631) $this->Char = "P";
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if ($Code >= -14630 and $Code <= -14150) $this->Char = "Q";
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if ($Code >= -14149 and $Code <= -14091) $this->Char = "R";
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if ($Code >= -14090 and $Code <= -13319) $this->Char = "S";
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if ($Code >= -13318 and $Code <= -12839) $this->Char = "T";
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if ($Code >= -12838 and $Code <= -12557) $this->Char = "W";
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if ($Code >= -12556 and $Code <= -11848) $this->Char = "X";
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if ($Code >= -11847 and $Code <= -11056) $this->Char = "Y";
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if ($Code >= -11055 and $Code <= -10247) $this->Char = "Z";
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}
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if (in_array($this->Char, str_split('QWERTYUIOPASDFGHJKLZXCVBNM0123456789', 1))) {
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$this->IsNotLetter = false;
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$this->FontFile = $this->LetterFont;
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} else {
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$this->IsNotLetter = true;
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$this->FontFile = $this->AsianFont;
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}
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$this->Initialize();
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}
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private function Initialize()
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{
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//extension_loaded('gd')
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$Width = $this->AvatarSize;//Width of avatar
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$Height = $this->AvatarSize;//Height of avatar
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$Padding = $this->Padding;
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$this->Avatar = imagecreatetruecolor($Width, $Height);
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//全透明背景
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imageSaveAlpha($this->Avatar, true);
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$BackgroundAlpha = imagecolorallocatealpha($this->Avatar, 255, 255, 255, 127);
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imagefill($this->Avatar, 0, 0, $BackgroundAlpha);
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//抗锯齿
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if (function_exists('imageantialias')) {
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imageantialias($this->Avatar, true);
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}
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//Material Design参考颜色
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//http://www.google.com/design/spec/style/color.html#color-color-palette
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$MaterialDesignColor = array(
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array(239, 154, 154),
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array(229, 115, 115),
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array(239, 83, 80),
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array(244, 67, 54),
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array(229, 57, 53),
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array(211, 47, 47),
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array(198, 40, 40),
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array(183, 28, 28),
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array(255, 138, 128),
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array(255, 82, 82),
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array(255, 23, 68),
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array(213, 0, 0),
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array(248, 187, 208),
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array(244, 143, 177),
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array(240, 98, 146),
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array(236, 64, 122),
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array(233, 30, 99),
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array(216, 27, 96),
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array(194, 24, 91),
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array(173, 20, 87),
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array(136, 14, 79),
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array(255, 128, 171),
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array(255, 64, 129),
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array(245, 0, 87),
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array(197, 17, 98),
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array(206, 147, 216),
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array(186, 104, 200),
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array(171, 71, 188),
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array(156, 39, 176),
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array(142, 36, 170),
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array(123, 31, 162),
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array(106, 27, 154),
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array(74, 20, 140),
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array(234, 128, 252),
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array(224, 64, 251),
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array(213, 0, 249),
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array(170, 0, 255),
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array(179, 157, 219),
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array(149, 117, 205),
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array(126, 87, 194),
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array(103, 58, 183),
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array(94, 53, 177),
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array(81, 45, 168),
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array(69, 39, 160),
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array(49, 27, 146),
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array(179, 136, 255),
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array(124, 77, 255),
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array(101, 31, 255),
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array(98, 0, 234),
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array(197, 202, 233),
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array(159, 168, 218),
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array(121, 134, 203),
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array(92, 107, 192),
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array(63, 81, 181),
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array(57, 73, 171),
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array(48, 63, 159),
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array(40, 53, 147),
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array(26, 35, 126),
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array(140, 158, 255),
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array(83, 109, 254),
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array(61, 90, 254),
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array(48, 79, 254),
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array(227, 242, 253),
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array(187, 222, 251),
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array(144, 202, 249),
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array(100, 181, 246),
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array(66, 165, 245),
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array(33, 150, 243),
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array(30, 136, 229),
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array(25, 118, 210),
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array(21, 101, 192),
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array(13, 71, 161),
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array(130, 177, 255),
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array(68, 138, 255),
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array(41, 121, 255),
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array(41, 98, 255),
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array(179, 229, 252),
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array(129, 212, 250),
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array(79, 195, 247),
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array(41, 182, 252),
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array(3, 169, 244),
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array(3, 155, 229),
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array(2, 136, 209),
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array(2, 119, 189),
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array(1, 87, 155),
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array(128, 216, 255),
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array(64, 196, 255),
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array(0, 176, 255),
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array(0, 145, 234),
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array(178, 235, 242),
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array(128, 222, 234),
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array(77, 208, 225),
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array(38, 198, 218),
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array(0, 188, 212),
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array(0, 172, 193),
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array(0, 151, 167),
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array(0, 131, 143),
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array(0, 96, 100),
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array(132, 255, 255),
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array(24, 255, 255),
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array(0, 229, 255),
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array(0, 184, 212),
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array(178, 223, 219),
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array(128, 203, 196),
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array(77, 182, 172),
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array(38, 166, 154),
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array(0, 150, 136),
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array(0, 137, 123),
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array(0, 121, 107),
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array(0, 105, 92),
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array(0, 77, 64),
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array(167, 255, 235),
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array(100, 255, 218),
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array(29, 233, 182),
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array(0, 191, 165),
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array(165, 214, 167),
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array(129, 199, 132),
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array(102, 187, 106),
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array(76, 175, 80),
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array(67, 160, 71),
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array(56, 142, 60),
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array(46, 125, 50),
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array(27, 94, 32),
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array(185, 246, 202),
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array(105, 240, 174),
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array(0, 230, 118),
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array(0, 200, 83),
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array(197, 225, 165),
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array(174, 213, 129),
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array(156, 204, 101),
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array(139, 195, 74),
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array(124, 179, 66),
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array(104, 159, 56),
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array(85, 139, 47),
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array(51, 105, 30),
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array(178, 255, 89),
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array(118, 255, 3),
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array(100, 221, 23),
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array(249, 251, 231),
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array(240, 244, 195),
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array(230, 238, 156),
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array(220, 231, 117),
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array(212, 225, 87),
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array(205, 220, 57),
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array(192, 202, 51),
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array(164, 180, 43),
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array(158, 157, 36),
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array(130, 119, 23),
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array(198, 255, 0),
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array(174, 234, 0),
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array(251, 192, 45),
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array(249, 168, 37),
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array(245, 127, 23),
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array(255, 179, 0),
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array(255, 160, 0),
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array(255, 143, 0),
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array(255, 111, 0),
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array(255, 171, 0),
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array(255, 183, 77),
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array(255, 167, 38),
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array(255, 152, 0),
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array(251, 140, 0),
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array(245, 124, 0),
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array(239, 108, 0),
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array(230, 81, 0),
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array(255, 171, 64),
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array(255, 145, 0),
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array(255, 109, 0),
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array(255, 171, 145),
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array(255, 138, 101),
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array(255, 112, 67),
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array(255, 87, 34),
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array(244, 81, 30),
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array(230, 74, 25),
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array(216, 67, 21),
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array(191, 54, 12),
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array(255, 158, 128),
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array(255, 110, 64),
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array(255, 61, 0),
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array(221, 38, 0),
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array(188, 170, 164),
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array(161, 136, 127),
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array(141, 110, 99),
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array(121, 85, 72),
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array(109, 76, 65),
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array(93, 64, 55),
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array(78, 52, 46),
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array(62, 39, 35),
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array(189, 189, 189),
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array(158, 158, 158),
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array(117, 117, 117),
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array(97, 97, 97),
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array(66, 66, 66),
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array(33, 33, 33),
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array(236, 239, 241),
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array(176, 187, 197),
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array(144, 164, 174),
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array(120, 144, 156),
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array(96, 125, 139),
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array(84, 110, 122),
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array(69, 90, 100),
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array(55, 71, 79),
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array(38, 50, 56)
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);
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$BackgroundColorIndex = mt_rand(0, count($MaterialDesignColor) - 1);
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$BackgroundColor = imagecolorallocate($this->Avatar,
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$MaterialDesignColor[$BackgroundColorIndex][0],
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$MaterialDesignColor[$BackgroundColorIndex][1],
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$MaterialDesignColor[$BackgroundColorIndex][2]
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);
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if($this->Shape == 1){
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//画一个矩形
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imagerectangle($this->Avatar,
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0,
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0,
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$Width,
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$Height,
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$BackgroundColor
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);
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imagefilledrectangle($this->Avatar,
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0,
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0,
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$Width,
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$Height,
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$BackgroundColor
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);
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}
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else{
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//画一个居中圆形
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imagefilledellipse($this->Avatar,
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$Width / 2,
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$Height / 2,
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$Width,
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$Height,
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$BackgroundColor
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);
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}
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//字体
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$FontColor = imagecolorallocate($this->Avatar, 255, 255, 255);
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|
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if ($this->IsNotLetter) {
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//中文字符偏移
|
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|
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$FontSize = $Width - $Padding * 3.5;
|
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$X = $Padding + (-2 / 166) * $FontSize;
|
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$Y = $Height - $Padding - (23.5 / 166) * $FontSize;
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} else {
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$FontSize = $Width - $Padding * 2;
|
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$X = $Padding + (20 / 196) * $FontSize;
|
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$Y = $Height - $Padding - (13 / 196) * $FontSize;
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||
|
|
}
|
||
|
|
// 在圆正中央填入字符
|
||
|
|
imagettftext($this->Avatar, $FontSize,0,intval($X), intval($Y),$FontColor,$this->FontFile, $this->Char);
|
||
|
|
}
|
||
|
|
|
||
|
|
private function Resize($TargetSize)
|
||
|
|
{
|
||
|
|
if (isset($this->Avatar)) {
|
||
|
|
if ($this->AvatarSize > $TargetSize) {
|
||
|
|
$Percent = $TargetSize / $this->AvatarSize;
|
||
|
|
$TargetWidth = round($this->AvatarSize * $Percent);
|
||
|
|
$TargetHeight = round($this->AvatarSize * $Percent);
|
||
|
|
$TargetImageData = imagecreatetruecolor($TargetWidth, $TargetHeight);
|
||
|
|
//全透明背景
|
||
|
|
imageSaveAlpha($TargetImageData, true);
|
||
|
|
$BackgroundAlpha = imagecolorallocatealpha($TargetImageData, 255, 255, 255, 127);
|
||
|
|
imagefill($TargetImageData, 0, 0, $BackgroundAlpha);
|
||
|
|
imagecopyresampled($TargetImageData, $this->Avatar, 0, 0, 0, 0, $TargetWidth, $TargetHeight, $this->AvatarSize, $this->AvatarSize);
|
||
|
|
return $TargetImageData;
|
||
|
|
} else {
|
||
|
|
return $this->Avatar;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public function Free()
|
||
|
|
{
|
||
|
|
imagedestroy($this->Avatar);
|
||
|
|
}
|
||
|
|
|
||
|
|
public function Output2Browser($AvatarSize = 0)
|
||
|
|
{
|
||
|
|
if (!$AvatarSize) {
|
||
|
|
$AvatarSize = $this->AvatarSize;
|
||
|
|
}
|
||
|
|
header('Content-Type: image/png');
|
||
|
|
return imagepng($this->Resize($AvatarSize));
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get image resource identifier
|
||
|
|
* @param int $AvatarSize
|
||
|
|
* @return resource
|
||
|
|
*/
|
||
|
|
public function Output2ImageResource($AvatarSize = 0)
|
||
|
|
{
|
||
|
|
if (!$AvatarSize) {
|
||
|
|
$AvatarSize = $this->AvatarSize;
|
||
|
|
}
|
||
|
|
return $this->Resize($AvatarSize);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Output Base64 encoded image data
|
||
|
|
* @param int $AvatarSize
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public function Output2Base64($AvatarSize = 0)
|
||
|
|
{
|
||
|
|
if (!$AvatarSize) {
|
||
|
|
$AvatarSize = $this->AvatarSize;
|
||
|
|
}
|
||
|
|
|
||
|
|
ob_start();
|
||
|
|
imagepng($this->Resize($AvatarSize));
|
||
|
|
$content = ob_get_contents();
|
||
|
|
ob_end_clean();
|
||
|
|
|
||
|
|
return 'data:image/png;base64,' . base64_encode($content);
|
||
|
|
}
|
||
|
|
|
||
|
|
public function Save($Path, $AvatarSize = 0)
|
||
|
|
{
|
||
|
|
if (!$AvatarSize) {
|
||
|
|
$AvatarSize = $this->AvatarSize;
|
||
|
|
}
|
||
|
|
return imagepng($this->Resize($AvatarSize), $Path);
|
||
|
|
}
|
||
|
|
}
|