Happy Boys College 24 hours php GD drawing 24-hour bar chart

Source: Internet
Author: User
80,250,430,134,35,60,233,90,263,225,120,59,151,677,340,221,550,300,229,97,230,123,133,87 There are 24 numbers, one can't be less. You can modify the function to judge

Copy the Code code as follows:


/*
24-Hour Bar chart
Author: Taokey
qq:29611705
*/
function H24 ($STR) {
$hour = Explode (",", $str);
$hmax = max ($hour);
$ppix = 150/$hmax;
Calculate the height of a bar chart
$h 0 = 190-$hour [0]* $ppix;
$h 1 = 190-$hour [1]* $ppix;
$h 2 = 190-$hour [2]* $ppix;
$h 3 = 190-$hour [3]* $ppix;
$h 4 = 190-$hour [4]* $ppix;
$h 5 = 190-$hour [5]* $ppix;
$h 6 = 190-$hour [6]* $ppix;
$h 7 = 190-$hour [7]* $ppix;
$h 8 = 190-$hour [8]* $ppix;
$h 9 = 190-$hour [9]* $ppix;
$h = 190-$hour [10]* $ppix;
$h one = 190-$hour [11]* $ppix;
$h = 190-$hour [12]* $ppix;
$h = 190-$hour [13]* $ppix;
$h = 190-$hour [14]* $ppix;
$h = 190-$hour [15]* $ppix;
$h = 190-$hour [16]* $ppix;
$h = 190-$hour [17]* $ppix;
$h = 190-$hour [18]* $ppix;
$h = 190-$hour [19]* $ppix;
$h = 190-$hour [20]* $ppix;
$h = 190-$hour [21]* $ppix;
$h = 190-$hour [22]* $ppix;
$h = 190-$hour [23]* $ppix;
Create an img
$img = Imagecreate (755,210);
Background
$BGC = Imagecolorallocate ($img, 245, 250, 254);
Black
$BC = Imagecolorallocate ($img, 0,0,0);
Draw a vertical axis
Imageline ($img, 15,30,15,189, $BC);
Draw the horizontal axis
Imageline ($img, 15,190,750,190, $BC);
Draw a vertical pivot point
For ($i =39, $j =10; $i <189; $i = $i +15, $j-) {
Imageline ($img, $i, $i, $BC);
Imagestring ($img, $i -4, $j. " X ", $BC);
}
Draw a horizontal point
$t = true;
For ($i =31, $j =29; $i <750; $i = $j +1, $j = $j +15) {
if ($t) {
$x = $i;
$t =false;
}else{
$x = $i +1;
$t =true;
}
Imageline ($img, $x, $x, 192, $BC);
}
Vertical axis Marking
$x = Ceil ($hmax/10);
Imagestring ($img, 2,10,15, "x=". $x, $BC);
Vertical axis Marking
0 Pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, $h 0,45,189, $color);
Imagestring ($img, 1,31, $h 0-10, $hour [0], $color);
Imagechar ($img, 1,36,195,0, $BC);
1 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, $h 1,75,189, $color);
Imagestring ($img, 1,61, $h 1-10, $hour [1], $color);
Imagechar ($img, 1,66,195,1, $BC);
2 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, $h 2,105,189, $color);
Imagestring ($img, 1,91, $h 2-10, $hour [2], $color);
Imagechar ($img, 1,96,195,2, $BC);
3 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 121, $h 3,135,189, $color);
Imagestring ($img, 1,121, $h 3-10, $hour [3], $color);
Imagechar ($img, 1,126,195,3, $BC);
4 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 151, $h 4,165,189, $color);
Imagestring ($img, 1,151, $h 4-10, $hour [4], $color);
Imagechar ($img, 1,156,195,4, $BC);
5 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 181, $h 5,195,189, $color);
Imagestring ($img, 1,181, $h 5-10, $hour [5], $color);
Imagechar ($img, 1,186,195,5, $BC);
6 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 211, $h 6,225,189, $color);
Imagestring ($img, 1,211, $h 6-10, $hour [6], $color);
Imagechar ($img, 1,216,195,6, $BC);
7 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 241, $h 7,255,189, $color);
Imagestring ($img, 1,241, $h 7-10, $hour [7], $color);
Imagechar ($img, 1,246,195,7, $BC);
8 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 271, $h 8,285,189, $color);
Imagestring ($img, 1,271, $h 8-10, $hour [8], $color);
Imagechar ($img, 1,276,195,8, $BC);
9 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 301, $h 9,315,189, $color);
Imagestring ($img, 1,301, $h 9-10, $hour [9], $color);
Imagechar ($img, 1,306,195,9, $BC);
10 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 331, $h 10,345,189, $color);
Imagestring ($img, 1,331, $h 10-10, $hour [ten], $color);
Imagestring ($img, 1,334,195,10, $BC);
11 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 361, $h 11,375,189, $color);
Imagestring ($img, 1,361, $h 11-10, $hour [one], $color);
Imagestring ($img, 1,364,195,11, $BC);
12 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 391, $h 12,405,189, $color);
Imagestring ($img, 1,391, $h 12-10, $hour [n], $color);
Imagestring ($img, 1,394,195,12, $BC);
13 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 421, $h 13,435,189, $color);
Imagestring ($img, 1,421, $h 13-10, $hour [], $color);
Imagestring ($img, 1,424,195,13, $BC);
14 Pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 451, $h 14,465,189, $color);
Imagestring ($img, 1,451, $h 14-10, $hour [+], $color);
Imagestring ($img, 1,454,195,14, $BC);
15 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 481, $h 15,495,189, $color);
Imagestring ($img, 1,481, $h 15-10, $hour [], $color);
Imagestring ($img, 1,481,195,15, $BC);
16 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 511, $h 16,525,189, $color);
Imagestring ($img, 1,511, $h 16-10, $hour [+], $color);
Imagestring ($img, 1,511,195,16, $BC);
17 Pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 541, $h 17,555,189, $color);
Imagestring ($img, 1,541, $h 17-10, $hour [+], $color);
Imagestring ($img, 1,544,195,17, $BC);
18 Pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 571, $h 18,585,189, $color);
Imagestring ($img, 1,571, $h 18-10, $hour [], $color);
Imagestring ($img, 1,571,195,18, $BC);
19 Pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 601, $h 19,615,189, $color);
Imagestring ($img, 1,601, $h 19-10, $hour [+], $color);
Imagestring ($img, 1,604,195,19, $BC);
20 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 631, $h 20,645,189, $color);
Imagestring ($img, 1,631, $h 20-10, $hour [], $color);
Imagestring ($img, 1,634,195,20, $BC);
21 Pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 661, $h 21,675,189, $color);
Imagestring ($img, 1,661, $h 21-10, $hour [+], $color);
Imagestring ($img, 1,664,195,21, $BC);
22 pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 691, $h 22,705,189, $color);
Imagestring ($img, 1,691, $h 22-10, $hour [], $color);
Imagestring ($img, 1,694,195,22, $BC);
23 Pips
$color = Imagecolorallocate ($img, Mt_rand (0, 255), Mt_rand (0, 255), Mt_rand (0, 255));
Imagefilledrectangle ($img, 721, $h 23,735,189, $color);
Imagestring ($img, 1,721, $h 23-10, $hour [], $color);
Imagestring ($img, 1,724,195,23, $BC);
It's not good to look after adding a border.
Imagerectangle ($img, 0, 0, 754, 209, $BC);
Imagepng ($IMG);
Imagedestroy ($IMG);
}
$str = isset ($_get[' str '])? $_get[' str ']: "";
if ($STR) {
H24 ($STR);
}
?>


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