inc/smarty/node_methodz/function.circle_coordinates.php

   1 <?php
   2 function smarty_function_circle_coordinates($params, &$smarty)
   3 {
   4
   5         $center_x=$params['center_x'];
   6         if (!$center_x) $center_x=$_SESSION['browser']['screen_width']/2;
   7         $center_y=$params['center_y'];
   8         if (!$center_y) $center_y=$_SESSION['browser']['screen_height']/2;
   9
  10         $radius=$params['radius'];
  11         if (!$radius) $radius=($center_x-230)/2;
  12 //      echo $center_y;
  13 //      echo $center_x;
  14 //      echo "<BR>";
  15         $amount=$params['amount'];
  16         $iteration=$params['iteration'];
  17
  18         $deg=(360/$amount);
  19         $deg*=$iteration;
  20
  21         $sin=sin(deg2rad($deg));
  22         $cos=cos(deg2rad($deg));
  23         $x_coordinate=$center_x+($radius*$cos);
  24         $y_coordinate=$center_y+($radius*$sin);
  25
  26         $smarty->assign('x_coordinate',(int)$x_coordinate);
  27         $smarty->assign('y_coordinate',(int)$y_coordinate);
  28 }
  29
  30
  31 ?>