chamilo / chamilo-lms

main/inc/lib/geometry.lib.php

Indentation +22 added lines, -22 removed lines

@@ -56,9 +56,9 @@ 
      *        for all j in [O..max[y][ : for all i in bords[$j] :
      *            (i,j) is a point inside an edge of the polygone
      */
-	$bord_lenght = $max['x'];
+    $bord_lenght = $max['x'];
     if ($max['y'] > $bord_lenght) {
-     	$bord_lenght = $max['y'];
+            $bord_lenght = $max['y'];
     }
 
     //$bords = array_fill(0, $bord_lenght-1, array()); // building this array
@@ -66,7 +66,7 @@ 
 
     /* adding the first point of the polygone */
     if (is_array($bords[$poly[0]['y']])) //avoid warning
-    	array_push($bords[$poly[0]['y']], $poly[0]['x']);
+        array_push($bords[$poly[0]['y']], $poly[0]['x']);
 
     $i = 1; // we re-use $i and $old_pente bellow the loop
     $old_pente=0;
@@ -78,14 +78,14 @@ 
             if ($poly[$i-1]['x'] == $poly[$i]['x'])
                 continue; // twice the same point
             else {    //  infinite elevation of the edge
-            	if (is_array($bords[$poly[$i]['y']]))
-                	array_push($bords[$poly[$i]['y']],$poly[$i]['x']);
+                if (is_array($bords[$poly[$i]['y']]))
+                    array_push($bords[$poly[$i]['y']],$poly[$i]['x']);
                 $old_pente=0;
                 continue;
             }
         }
 
-		//echo 'point:'.$poly[$i]['y']; bug here
+        //echo 'point:'.$poly[$i]['y']; bug here
         // adding the point as a part of an edge
         if (is_array($bords[$poly[$i]['y']])) //avoid warning
         array_push($bords[$poly[$i]['y']], $poly[$i]['x']);
@@ -102,13 +102,13 @@ 
         if ($i>1)
             if (($old_pente<0 && $pente>0)
                     || ($old_pente>0 && $pente<0)) {
-				if (is_array($bords[$poly[$i]['y']])) //avoid warning
-                	array_push($bords[$poly[$i]['y']],$poly[$i]['x']);
+                if (is_array($bords[$poly[$i]['y']])) //avoid warning
+                    array_push($bords[$poly[$i]['y']],$poly[$i]['x']);
 
                 if (DEBUG)
                     echo '*('.$poly[$i]['x'].
                         ';'.$poly[$i]['y'].')   ';
-        	}
+            }
 
         /* detect the direction of the elevation in Y */
         $dy_inc = ($poly[$i]['y']-$poly[$i-1]['y']) > 0 ? 1 : -1;
@@ -137,9 +137,9 @@ 
         // elevation between $poly[0]['x'] and $poly[1]['x'])
         $rest = $poly[0]['y']-$poly[1]['y'];
         if ($rest!=0)
-        	$pente1 = ($poly[0]['x']-$poly[1]['x'])/($rest);
+            $pente1 = ($poly[0]['x']-$poly[1]['x'])/($rest);
         else
-			$pente1 = 0;
+            $pente1 = 0;
 
         // elevation between $poly[$i-1]['x'] and $poly[0]['x'])
         $pente = ($poly[$i-1]['x']-$poly[0]['x'])/
@@ -151,14 +151,14 @@ 
 
         // doubling the first point if needed (see above)
         if (($pente1<0 && $pente>0) || ($pente1>0 && $pente<0)) {
-        	if (is_array($bords[$poly[$i - 1]['y']]))
-            	array_push($bords[$poly[$i - 1]['y']],  round($poly[$i - 1]['x']));
+            if (is_array($bords[$poly[$i - 1]['y']]))
+                array_push($bords[$poly[$i - 1]['y']],  round($poly[$i - 1]['x']));
             //if (DEBUG) echo '('.$poly[$i-1]['x'].';'.$poly[$i-1]['y'].')   ';
         }
         //  doubling the last point if neededd
         if (($old_pente<0 && $pente>0) || ($old_pente>0 && $pente<0)) {
-        	if (is_array($bords[$poly[$i-1]['y']])) //avoid warning
-            	array_push($bords[$poly[$i-1]['y']], round($poly[$i-1]['x']));
+            if (is_array($bords[$poly[$i-1]['y']])) //avoid warning
+                array_push($bords[$poly[$i-1]['y']], round($poly[$i-1]['x']));
             //if (DEBUG) echo '*('.$poly[$i-1]['x'].';'.$poly[$i-1]['y'].')   ';
         }
 
@@ -185,7 +185,7 @@ 
     for ($i = 0; $i<$n; $i++) {  // Y
         //error_log(__FILE__.' - Border Num '.$i,0);
         if (is_array($bords[$i])) {
-       		sort($bords[$i]);
+                sort($bords[$i]);
         }
 
         for ($j = 0; $j<sizeof($bords[$i]);$j+=2) { // bords
@@ -196,7 +196,7 @@ 
             for ($k = round($bords[$i][$j]); $k<=$bords[$i][$j+1];$k++) {
                 $res[$k][$i] = true; //filling the array with trues
                 if ($test == 1)  {
-                	/*how to draw the polygon in a human way:
+                    /*how to draw the polygon in a human way:
                 	In ubuntu : sudo apt-get install gnuplot
                 	Create an empty file with all points with the result of this echos (No commas, no point, no headers)
                 	In gnuplot:
@@ -204,7 +204,7 @@ 
                 	For 2 polygons:  plot "/home/jmontoya/test", "/home/jmontoya/test2"
                 	A new window will appear with the plot
                 	*/
-                	echo $k.'  '.$i; echo '<br />';
+                    echo $k.'  '.$i; echo '<br />';
                 }
             }
         }
@@ -308,7 +308,7 @@ 
         list($x,$y) = explode(';',$pcoord);
         $points[] = array('x'=>$x,'y'=>$y);
     }
-	return $points;
+    return $points;
 }
 
 /**
@@ -321,11 +321,11 @@ 
     $mx = 0;
     $my = 0;
     foreach ($coords1 as $coord) {
-    	if ($coord['x'] > $mx) {
+        if ($coord['x'] > $mx) {
             $mx = $coord['x'];
-    	}
+        }
         if ($coord['y'] > $my) {
-        	$my = $coord['y'];
+            $my = $coord['y'];
         }
     }
     foreach ($coords2 as $coord) {