From 3d1dd0b348fea5f768711ce2644f55a498da31c9 Mon Sep 17 00:00:00 2001
From: javiplx <javiplx@gmail.com>
Date: Sat, 14 May 2011 13:06:32 +0000
Subject: [PATCH] Show on the map the displacement of the detected APs

git-svn-id: file:///svnroot/wifihood/trunk@165 c51dfc6a-5949-4919-9c8e-f207a149c383
---
 wifiscanner/wifimap/replay.py |    3 +++
 wifiscanner/wifimap/view.py   |   12 ++++++++++++
 wifiscanner/wifiscanner       |    6 ++++--
 3 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/wifiscanner/wifimap/replay.py b/wifiscanner/wifimap/replay.py
index 3d3113d..6a1b1fd 100644
--- a/wifiscanner/wifimap/replay.py
+++ b/wifiscanner/wifimap/replay.py
@@ -36,6 +36,7 @@ class ReplayScanner ( gobject.GObject ) :
         self.newap = 0
         self.newaps = False
         self.aps = {}
+        self.oldpos = {}
 
     def start ( self , timeout=5000 , writelog=False ) :
         self.scan_timeout = timeout
@@ -86,6 +87,8 @@ class ReplayScanner ( gobject.GObject ) :
                 if not self.aps.has_key( mac ) :
                     self.aps[ mac ] = [ 0 , 0 , 0 ]
                 self.db.add( mac , max_rss , self.tstamp , self.info[4:] )
+            if self.aps[mac][0] != 0 :
+                self.oldpos[mac] = self.aps[mac][1] / self.aps[mac][0] , self.aps[mac][2] / self.aps[mac][0]
             self.aps[mac][0] += 1
             self.aps[mac][1] += self.info[4]
             self.aps[mac][2] += self.info[5]
diff --git a/wifiscanner/wifimap/view.py b/wifiscanner/wifimap/view.py
index 5ae2c1e..a7f688c 100755
--- a/wifiscanner/wifimap/view.py
+++ b/wifiscanner/wifimap/view.py
@@ -231,6 +231,18 @@ class simpleMapWidget ( AbstractmapWidget , gtk.Image ) :
         dest_x , dest_y = self.gps2pix( coords , ( center_x , center_y ) )
         pixmap.draw_rectangle(gc, True , dest_x , dest_y , radius , radius )
 
+    def line( self , pixmap , start , coords , colorname ) :
+
+        center_x , center_y = self.center()
+
+        gc = pixmap.new_gc()
+        gc.foreground = pixmap.get_colormap().alloc_color( colorname )
+
+        src_x , src_y = self.gps2pix( start , ( center_x , center_y ) )
+        dest_x , dest_y = self.gps2pix( coords , ( center_x , center_y ) )
+        dist = math.sqrt( (dest_x-src_x)**2 + (dest_y-src_y)**2 )
+        pixmap.draw_line(gc , src_x , src_y , dest_x , dest_y )
+
     def plot_APs( self ) :
 
         pixmap,mask = self.get_pixbuf().render_pixmap_and_mask()
diff --git a/wifiscanner/wifiscanner b/wifiscanner/wifiscanner
index 49d6888..1f39e3d 100755
--- a/wifiscanner/wifiscanner
+++ b/wifiscanner/wifiscanner
@@ -63,8 +63,10 @@ class scanner ( wifimap.ReplayScanner ) :
             if self.newaps :
                 pointsize += 2
             self.map.plot( pixmap , ( float(self.info[4]) , float(self.info[5]) ) , "red" , pointsize )
-            for ap in self.aps.values() :
-                self.map.plot( pixmap , ( ap[1]/ap[0] , ap[2]/ap[0] ) , "green" , 1 )
+            for mac,ap in self.aps.iteritems() :
+                if self.oldpos.get( mac ) :
+                    self.map.line( pixmap , self.oldpos[mac] , ( ap[1]/ap[0] , ap[2]/ap[0] ) , "green" )
+                self.map.plot( pixmap , ( ap[1]/ap[0] , ap[2]/ap[0] ) , "green" , 2 )
             self.map.get_pixbuf().get_from_drawable( pixmap , pixmap.get_colormap() , 0, 0 , 0 , 0 , self.map.win_x, self.map.win_y )
             self.map.show()
 
-- 
1.7.9.5