Rumah pembangunan bahagian belakang tutorial php php打造智能化的柱状图程序,用于报表等_PHP

php打造智能化的柱状图程序,用于报表等_PHP

May 30, 2016 am 08:44 AM
php carta palang

php打造智能化的柱状图程序,用于报表等

<&#63;php 
/*** 
 * @project Bar Graph Program 
 * @license GPL 
 * @package 
 * @file GrapBar.php 
 * @date 2007-4-3 
 * @version 1.0 
 * @last modified 
  
 * 定义 柱状图(柱形图) 类 
 * 
 * 注意,使用前请确保字体路径存在并允许访问,如果出错,还要检查在php.ini配置中的open_basedir项,如果没此路径请添加,或在程序中设置包含 
 * 
 * 智能化的柱状图程序,用于报表等 
 * 
 ***/ 
  
define("DEFAULT_FONT_PATH", "c:/windows/fonts/simhei.ttf"); 
class SingleBar 
{ 
 private $_x; 
 private $_y; 
 private $_h; 
 public $_l = 50; 
 private $_w = null; 
 private $_srcPoints = array(); 
 private $_points = array(); 
  
 public function __construct($x, $y, $h, $l = 50, $w = null) 
 { 
 $this->_x = $x; 
 $this->_y = $y; 
 $this->_h = $h; 
 $this->_l = $l; 
 $this->_w = $w; 
 $this->_srcPoints = $this->getSrcPoints(); 
 $this->_points = $this->getPoints(); 
 } 
  
 public function getSrcPoints() 
 { 
 return array( 
  array($this->_x         , $this->_y), 
  array($this->_x+$this->_l    , $this->_y), 
  array($this->_x+(1.35*$this->_l), $this->_y-(0.35*$this->_l)), 
  array($this->_x+(0.35*$this->_l), $this->_y-(0.35*$this->_l)), 
  array($this->_x         , $this->_y+$this->_h), 
  array($this->_x+$this->_l    , $this->_y+$this->_h), 
  array($this->_x+(1.35*$this->_l), $this->_y+$this->_h-(0.35*$this->_l)) 
 ); 
 } 
  
 public function getPoints() 
 { 
 $points = array(); 
 foreach($this->_srcPoints as $key => $val) 
 { 
  $points[] = $val[0]; 
  $points[] = $val[1]; 
 } 
 return $points; 
 } 
  
 public function getTopPoints() 
 { 
 return array_slice($this->_points, 0, 8); //顶坐标 
 } 
  
 public function getBelowPoints() 
 { 
 return array_merge(array_slice($this->_points, 0, 2), array_slice($this->_points, 8, 4), array_slice($this->_points, 2, 2)); //下坐标 
 } 
  
 public function getRightSidePoints() 
 { 
 return array_merge(array_slice($this->_points, 2, 2), array_slice($this->_points, 10, 4), array_slice($this->_points, 4, 2)); //右侧坐标 
 } 
  
 public function draw($image, $topColor, $belowColor, $sideColor, $borderColor = null, $type = 'LEFT') 
 { 
 if (is_null($borderColor)) 
 { 
  $borderColor = 0xcccccc; 
 } 
   
 $top_rgb = $this->getRGB($topColor); 
 $below_rgb = $this->getRGB($belowColor); 
 $side_rgb = $this->getRGB($sideColor); 
 $top_color = imagecolorallocate($image, $top_rgb['R'], $top_rgb['G'], $top_rgb['B']); 
 $below_color = imagecolorallocate($image, $below_rgb['R'], $below_rgb['G'], $below_rgb['B']); 
 $side_color = imagecolorallocate($image, $side_rgb['R'], $side_rgb['G'], $side_rgb['B']); 
   
 imagefilledpolygon($image, $this->getTopPoints(), 4, $top_color); //画顶面 
 imagepolygon($image, $this->getTopPoints(), 4, $borderColor); //画顶面边线 
   
 imagefilledpolygon($image, $this->getBelowPoints(), 4, $below_color); //画下面 
 imagepolygon($image, $this->getBelowPoints(), 4, $borderColor); //画下面边线 
   
 if ($type == 'LEFT') 
 { 
  imagefilledpolygon($image, $this->getRightSidePoints(), 4, $side_color); //画右侧面 
  imagepolygon($image, $this->getRightSidePoints(), 4, $borderColor); //画侧面边线 
 }  
 } 
  
 public function getRGB($color) 
 { 
 $ar = array(); 
 $color = hexdec($color); 
 $ar['R'] = ($color>>16) & 0xff; 
 $ar['G'] = ($color>>8) & 0xff; 
 $ar['B'] = ($color) & 0xff; 
 return $ar; 
 } 
} 
  
class Bar 
{ 
 private $_W; 
 private $_H; 
 private $_bgColor = "ffffff"; 
 private $_barHeights = array(); 
 private $_barTexts = array(); 
 private $_barColors = array(); 
 public $_title; 
 public $_paddingTop = 30; 
 public $_paddingBottom = 100; 
 public $_paddingLeft = 45; 
 public $_paddingRight = 2; 
 public $_barL = 50; 
 public $image; 
  
 public function __construct($imgW, $imgH, $barHeights, $barTexts = null, $barColors = null) 
 { 
 $this->_W = $imgW; 
 $this->_H = $imgH; 
 $this->_barHeights = $barHeights; 
 $this->_barTexts  = $barTexts; 
 $this->_barColors = $barColors; 
 $this->_paddingBottom = $this->resetPaddingBottom(); 
 $this->_H = $this->resetHeight(); 
 $this->image = imagecreatetruecolor($this->_W, $this->_H); 
 } 
  
 public function stroke() 
 { 
 $this->drawBg(); 
 $this->drawBars(); 
 $this->drawTitle(); 
 $this->drawLables(); 
 ob_start(); 
 //header("Content-type: image/png"); 
 //imagepng($this->image); 
 header("Content-type: " . image_type_to_mime_type(IMAGETYPE_JPEG)); 
    imagejpeg($this->image); 
 imagedestroy($this->image); 
 } 
  
 public function drawBg() 
 { 
 $img_w = $this->_W; 
 $img_h = $this->_H; 
 $paddingTop  = $this->_paddingTop; 
 $paddingBottom = $this->_paddingBottom; 
 $paddingLeft  = $this->_paddingLeft; 
 $paddingRight = $this->_paddingRight; 
 $rgb = $this->getRGB($this->_bgColor); 
 $bg = imagecolorallocate($this->image,$rgb['R'], $rgb['G'], $rgb['B']); 
 imagefilledrectangle($this->image, 0, 0, $img_w, $img_h, $bg); 
 $side_bg = imagecolorallocatealpha($this->image, 220, 220, 220, 75); 
 $side_bg2 = imagecolorallocate($this->image, 220, 220, 220); 
 $border_color = imagecolorallocate($this->image, 190, 190, 190); 
 $line_color = imagecolorallocate($this->image, 236, 236, 236); 
 $dial_color = imagecolorallocate($this->image, 131, 131, 131); 
   
 $x1 = $paddingLeft; 
 $y1 = $paddingTop; 
 $x2 = $img_w - $paddingRight; 
 $y2 = $img_h - $paddingBottom; 
 imagerectangle($this->image, $x1, $y1, $x2, $y2, $border_color); 
 imagefilledpolygon($this->image, array($x1-5,$y1+10, $x1-5,$y2+10, $x1,$y2, $x1,$y1), 4, $side_bg); 
    imagepolygon($this->image, array($x1-5,$y1+10, $x1-5,$y2+10, $x1,$y2, $x1,$y1), 4, $border_color); 
 imagefilledpolygon($this->image, array($x1-5,$y2+10, $x2-5,$y2+10, $x2,$y2, $x1,$y2), 4, $side_bg); 
    imagepolygon($this->image, array($x1-5,$y2+10, $x2-5,$y2+10, $x2,$y2, $x1,$y2), 4, $border_color); 
 imageline($this->image, $x1, $y2, $x2, $y2, $side_bg2); 
   
 $total_h = $img_h - $paddingTop - $paddingBottom; 
 $every_h = $total_h/11; 
 for($i=1; $i<=10; $i++) 
 { 
  imageline($this->image, $x1, $y1+($every_h*$i), $x2, $y1+($every_h*$i), $line_color); //画网线 
 } 
   
 $max_h = max($this->_barHeights); 
 for($i=1; $i<=10; $i++) 
 { 
  $value = $max_h - (($max_h/10)*($i-1)); 
  $value = strval($value); 
  $str_w = strlen($value)*5; 
  imageline($this->image, $x1-5-3, $y1+10+($every_h*$i), $x1-3+1, $y1+10+($every_h*$i), $dial_color); //画刻度线 
  imagestring($this->image, 3, $x1-5-3-$str_w-1, $y1+10+($every_h*$i)-5, $value, 0x000000); 
 } 
 } 
  
  
 public function drawBars() 
 { 
 $counts = count($this->_barHeights); 
 if (empty($this->_barColors)) 
 { 
  $color = $this->setColor(); 
  $this->_barColors = array_slice($color, 0, $counts); 
  //shuffle($this->_barColors); 
 } 
 $every_w = ($this->_W - $this->_paddingLeft - $this->_paddingRight)/$counts; //每一段宽 
 $barL = $every_w; 
 $barL = ($barL > $this->_barL*1.35+6) &#63; $this->_barL : $barL/1.35 - 6; 
 $max_h = max($this->_barHeights); 
 $ruler_h = $this->_H - $this->_paddingTop - $this->_paddingBottom; //标尺总高度 
 $stander_h = $ruler_h - ($ruler_h/11); //标尺10等分的高度 
 $i = 0; 
 foreach ($this->_barHeights as $val) 
 { 
  $h = ($stander_h/$max_h)*$val; 
  $x = $this->_paddingLeft + ($every_w*$i) + (($every_w - ($barL*1.35))/2);; 
  $y = $this->_H - $this->_paddingBottom + 10 - $h; 
  //$t_color = $this->_barColors[$i]; 
  $b_color = $this->_barColors[$i]; 
  //$s_color = $this->_barColors[$i]; 
  
   
  $rgb = $this->getRGB($this->_barColors[$i]); 
  $R = $rgb['R'] * 0.7; 
  $G = $rgb['G'] * 0.7; 
  $B = $rgb['B'] * 0.7; 
   
  $c1 = $R > 0 &#63; dechex($R) : '00'; 
  $c2 = $G > 0 &#63; dechex($G) : '00'; 
  $c3 = $B > 0 &#63; dechex($B) : '00'; 
  
  $t_color = $b_color; 
  $s_color = $c1. $c2 . $c3; 
  
  $SingleBar = new SingleBar($x, $y, $h, $barL); 
  $SingleBar->draw($this->image, $t_color, $b_color, $s_color); 
  $i++; 
 } 
 } 
  
 public function drawTitle() 
 { 
 if (empty($this->_title)) 
 { 
  return; 
 } 
 $font = 5; 
 $font_w = imagefontwidth($font); 
 $len = strlen($this->_title); 
 $x = ($this->_W + $this->_paddingLeft - $this->_paddingRight)/2; 
 $x -= ($len*$font_w)/2; 
 $y = ($this->_paddingTop - $font_w)/2 + 12; 
 //imagestring($this->image, $font, $x, $y, $title, 0x000000); 
 imagettftext($this->image, 12, 0, $x, $y, 0x000000, DEFAULT_FONT_PATH, $this->_title); 
 } 
  
 public function drawLables() 
 { 
 $x1 = $this->_paddingLeft - 5; 
 $y1 = $this->_H - $this->_paddingBottom + 20; 
 $x2 = $this->_W - $this->_paddingRight; 
 $y2 = $this->_H - 10; 
 //imagefilledrectangle($this->image, $x1, $y1, $x2, $y2, 0xffffff); 
 imagerectangle($this->image, $x1, $y1, $x2, $y2, 0x000000); 
 $space = 5; 
 $x = $x1 + 3; 
 $y = $y1 + 3; 
 foreach ($this->_barTexts as $key => $val) 
 { 
  $color = $this->_barColors[$key]; 
  $rgb = $this->getRGB($color); 
  $bg = imagecolorallocate($this->image,$rgb['R'], $rgb['G'], $rgb['B']); 
  imagefilledrectangle($this->image, $x, $y, $x+12, $y+12, $bg); //绘12*12的矩形 
     imagerectangle($this->image, $x, $y, $x+12, $y+12, 0x000000); //绘12*12的矩形框 
  imagettftext($this->image, 12, 0, $x+12+3, $y+12, 0x000000, DEFAULT_FONT_PATH, $val); 
  $x += 12 + $space + (strlen($val)*8) + $space; 
  if ($x + (strlen($val)*8) >= $this->_W - $this->_paddingLeft - $this->_paddingRight) 
  { 
  $x = $x1 + 3; 
  $y = $y + 12 + 3; 
  } 
 } 
 } 
  
 public function resetPaddingBottom() 
 { 
 $ruler_w = $this->_W - $this->_paddingLeft - $this->_paddingRight; 
 $label_w = $this->getLableTotalWidth(); 
 $lines = ceil($label_w / $ruler_w); 
 $h = 12 * $lines + (3 * ($lines + 1)) + 30; 
 return $h; 
 } 
  
 public function resetHeight() 
 { 
 $padding_bottom = $this->resetPaddingBottom(); 
 if ($this->_H - $padding_bottom < 222) 
 { 
  return 222 + $padding_bottom; 
 } 
 return $this->_H; 
 } 
  
  
 public function getLableTotalWidth() 
 { 
 $counts = count($this->_barTexts); 
 $space = 5; 
 $total_len = 0; 
 foreach ($this->_barTexts as $val) 
 { 
  $total_len += strlen($val); 
 } 
   
 $tx_w = ($total_len * 9) + ((12 + 3 + $space) * $counts); 
 return $tx_w; 
 } 
  
 public function setBg($color) 
 { 
 $this->_bgColor = $color; 
 } 
  
 public function setTitle($title) 
 { 
 $this->_title = $title; 
 } 
  
 public function setColor() 
 { 
 $ar = array('ff', '00', '33', '66', '99', 'cc'); 
 $color = array(); 
 for ($i=0; $i<6; $i++) 
 { 
  for ($j=0; $j<6; $j++) 
  { 
  for($k=0; $k<6; $k++) 
  { 
   $color[] = $ar[$i] . $ar[$j] . $ar[$k]; 
  } 
  } 
 } 
   
 $color2 = array(); 
 for ($i=1; $i<216; $i += 4) 
 { 
  $color2[] = $color[$i]; 
 } 
  
 return $color2; 
 } 
  
 public function getRGB($color) 
 { 
 $ar = array(); 
 $color = hexdec($color); 
 $ar['R'] = ($color>>16) & 0xff; 
 $ar['G'] = ($color>>8) & 0xff; 
 $ar['B'] = ($color) & 0xff; 
 return $ar; 
 } 
} 
  
/***/ 
$bar = new Bar(500, 300, array(600, 300, 30, 500, 400, 250, 350, 360), array('AAAAA', 'BBBBB', 'CCCCC', 'DDDDD', 'EEEEEE', 'FFFFFF', 'GGGGGGG', 'HHHHHHHHH')); 
$bar->setTitle('打造完美柱状图!'); 
$bar->stroke(); 
/***/ 
&#63;>
Salin selepas log masuk

以上所述就是本文的全部内容了,希望大家能够喜欢。

Kenyataan Laman Web ini
Kandungan artikel ini disumbangkan secara sukarela oleh netizen, dan hak cipta adalah milik pengarang asal. Laman web ini tidak memikul tanggungjawab undang-undang yang sepadan. Jika anda menemui sebarang kandungan yang disyaki plagiarisme atau pelanggaran, sila hubungi admin@php.cn

Alat AI Hot

Undresser.AI Undress

Undresser.AI Undress

Apl berkuasa AI untuk mencipta foto bogel yang realistik

AI Clothes Remover

AI Clothes Remover

Alat AI dalam talian untuk mengeluarkan pakaian daripada foto.

Undress AI Tool

Undress AI Tool

Gambar buka pakaian secara percuma

Clothoff.io

Clothoff.io

Penyingkiran pakaian AI

AI Hentai Generator

AI Hentai Generator

Menjana ai hentai secara percuma.

Artikel Panas

R.E.P.O. Kristal tenaga dijelaskan dan apa yang mereka lakukan (kristal kuning)
2 minggu yang lalu By 尊渡假赌尊渡假赌尊渡假赌
Repo: Cara menghidupkan semula rakan sepasukan
4 minggu yang lalu By 尊渡假赌尊渡假赌尊渡假赌
Hello Kitty Island Adventure: Cara mendapatkan biji gergasi
3 minggu yang lalu By 尊渡假赌尊渡假赌尊渡假赌

Alat panas

Notepad++7.3.1

Notepad++7.3.1

Editor kod yang mudah digunakan dan percuma

SublimeText3 versi Cina

SublimeText3 versi Cina

Versi Cina, sangat mudah digunakan

Hantar Studio 13.0.1

Hantar Studio 13.0.1

Persekitaran pembangunan bersepadu PHP yang berkuasa

Dreamweaver CS6

Dreamweaver CS6

Alat pembangunan web visual

SublimeText3 versi Mac

SublimeText3 versi Mac

Perisian penyuntingan kod peringkat Tuhan (SublimeText3)

Konfigurasi Projek CakePHP Konfigurasi Projek CakePHP Sep 10, 2024 pm 05:25 PM

Dalam bab ini, kita akan memahami Pembolehubah Persekitaran, Konfigurasi Umum, Konfigurasi Pangkalan Data dan Konfigurasi E-mel dalam CakePHP.

Panduan Pemasangan dan Naik Taraf PHP 8.4 untuk Ubuntu dan Debian Panduan Pemasangan dan Naik Taraf PHP 8.4 untuk Ubuntu dan Debian Dec 24, 2024 pm 04:42 PM

PHP 8.4 membawa beberapa ciri baharu, peningkatan keselamatan dan peningkatan prestasi dengan jumlah penamatan dan penyingkiran ciri yang sihat. Panduan ini menerangkan cara memasang PHP 8.4 atau naik taraf kepada PHP 8.4 pada Ubuntu, Debian, atau terbitan mereka

Tarikh dan Masa CakePHP Tarikh dan Masa CakePHP Sep 10, 2024 pm 05:27 PM

Untuk bekerja dengan tarikh dan masa dalam cakephp4, kami akan menggunakan kelas FrozenTime yang tersedia.

Muat naik Fail CakePHP Muat naik Fail CakePHP Sep 10, 2024 pm 05:27 PM

Untuk mengusahakan muat naik fail, kami akan menggunakan pembantu borang. Di sini, adalah contoh untuk muat naik fail.

Penghalaan CakePHP Penghalaan CakePHP Sep 10, 2024 pm 05:25 PM

Dalam bab ini, kita akan mempelajari topik berikut yang berkaitan dengan penghalaan ?

Bincangkan CakePHP Bincangkan CakePHP Sep 10, 2024 pm 05:28 PM

CakePHP ialah rangka kerja sumber terbuka untuk PHP. Ia bertujuan untuk menjadikan pembangunan, penggunaan dan penyelenggaraan aplikasi lebih mudah. CakePHP adalah berdasarkan seni bina seperti MVC yang berkuasa dan mudah difahami. Model, Pandangan dan Pengawal gu

Cara Menyediakan Kod Visual Studio (Kod VS) untuk Pembangunan PHP Cara Menyediakan Kod Visual Studio (Kod VS) untuk Pembangunan PHP Dec 20, 2024 am 11:31 AM

Kod Visual Studio, juga dikenali sebagai Kod VS, ialah editor kod sumber percuma — atau persekitaran pembangunan bersepadu (IDE) — tersedia untuk semua sistem pengendalian utama. Dengan koleksi sambungan yang besar untuk banyak bahasa pengaturcaraan, Kod VS boleh menjadi c

Pengesah Mencipta CakePHP Pengesah Mencipta CakePHP Sep 10, 2024 pm 05:26 PM

Pengesah boleh dibuat dengan menambah dua baris berikut dalam pengawal.

See all articles