服务器之家:专注于服务器技术及软件下载分享
分类导航

PHP教程|ASP.NET教程|Java教程|ASP教程|编程技术|正则表达式|C/C++|IOS|C#|Swift|Android|VB|R语言|JavaScript|易语言|vb.net|

服务器之家 - 编程语言 - PHP教程 - php打造智能化的柱状图程序,用于报表等

php打造智能化的柱状图程序,用于报表等

2020-09-30 16:28PHP中文网 PHP教程

这篇文章主要介绍了php打造智能化的柱状图程序,用于报表等的相关资料,需要的朋友可以参考下

php打造智能化的柱状图程序,用于报表等

?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
<?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) ? $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 = $R > 0 ? dechex($R) : '00';
  $c2 = $G > 0 ? dechex($G) : '00';
  $c3 = $B > 0 ? dechex($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();
/***/
?>

以上所述就是本文的全部内容了,希望大家能够喜欢。

延伸 · 阅读

精彩推荐