Move UI independent parts of mapWidget into main module

[wifihood] / wifiscanner / wifiview.py

diff --git a/wifiscanner/wifiview.py b/wifiscanner/wifiview.py
index 83f148f..dabe111 100755 (executable)
--- a/wifiscanner/wifiview.py
+++ b/wifiscanner/wifiview.py
@@ -11,57 +11,22 @@ import math
 
 import os
 
-import wifimap.config , wifimap.db
+import wifimap.config
 
-class mapWidget ( gtk.Image ) :
+import wifimap.view
+
+class mapWidget ( wifimap.view.AbstractmapWidget , gtk.Image ) :
 
   def __init__ ( self , config ) :
+    wifimap.view.AbstractmapWidget.__init__( self , config )
 
-    self.conf = config
     gtk.Image.__init__(self)
 
-    # Maximum width should be 800, but actually gets reduced
-    self.win_x , self.win_y = 800 , 480
-    self.tile_size = 256
-
     p = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB, True, 8, self.win_x, self.win_y)
     self.set_from_pixbuf(p)
 
-    self.reftile_x , self.refpix_x = self.lon2tilex( self.conf.lon , self.conf.zoom )
-    self.reftile_y , self.refpix_y = self.lat2tiley( self.conf.lat , self.conf.zoom )
-
     self.composeMap()
 
-  def lon2tilex ( self , lon , zoom ) :
-    number = math.modf( ( lon + 180 ) / 360 * 2 ** zoom )
-    return int( number[1] ) , int( self.tile_size * number[0] )
-
-  def lat2tiley ( self , lat , zoom ) :
-    lat = lat * math.pi / 180
-    number = math.modf( ( 1 - math.log( math.tan( lat ) + 1 / math.cos( lat ) ) / math.pi ) / 2 * 2 ** zoom )
-    return int( number[1] ) , int( self.tile_size * number[0] )
-
-  def tilex2lon ( self , ( tilex , pixx ) , zoom ) :
-    tilex = float(tilex)
-    pixx = float(pixx)
-    return ( tilex + pixx/self.tile_size ) / 2.0 ** zoom * 360.0 - 180.0
-
-  def tiley2lat ( self , ( tiley , pixy ) , zoom ) :
-    tiley = float(tiley)
-    pixy = float(pixy)
-    tiley = math.pi * ( 1 - 2 * ( tiley + pixy/self.tile_size ) / 2.0 ** zoom )
-    return math.degrees( math.atan( math.sinh( tiley ) ) )
-
-  def gps2pix ( self , ( lat , lon ) , ( center_x , center_y ) ) :
-
-    x_pos = self.lon2tilex( lon , self.conf.zoom )
-    y_pos = self.lat2tiley( lat , self.conf.zoom )
-
-    dest_x = self.tile_size * ( x_pos[0] - self.reftile_x ) + center_x + x_pos[1]
-    dest_y = self.tile_size * ( y_pos[0] - self.reftile_y ) + center_y + y_pos[1]
-
-    return dest_x , dest_y
-
   def composeMap( self ) :
     center_x , center_y = self.win_x / 2 , self.win_y / 2
 
@@ -144,89 +109,6 @@ class mapWidget ( gtk.Image ) :
     self.get_pixbuf().get_from_drawable( pixmap , pixmap.get_colormap() , 0, 0 , 0 , 0 , self.win_x, self.win_y )
 
 
-  def tilename ( self , x , y , zoom ) :
-    file = self.tile2file( self.reftile_x + x , self.reftile_y + y , zoom )
-    try :
-      os.stat(file)
-    except :
-    #  if mapDownload :
-      if False :
-        try :
-          # useful members : response.code, response.headers
-          response = urllib2.urlopen( "http://tile.openstreetmap.org/%s/%s/%s.png" % ( zoom , x , y ) )
-          if response.geturl() == "http://tile.openstreetmap.org/11/0/0.png" :
-              return None
-          fd = open( file , 'w' )
-          fd.write( response.read() )
-          fd.close()
-        except :
-          return None
-      else :
-        return None
-    return file
-
-  def tile2file( self , tilex , tiley , zoom ) :
-    rootdir = "%s/%s/%s" % ( self.conf.mapsdir , self.conf.mapclass , zoom )
-    if not os.path.isdir( rootdir ) :
-      os.mkdir(rootdir)
-    rootsubdir = "%s/%s" % ( rootdir , tilex )
-    if not os.path.isdir( rootsubdir ) :
-      os.mkdir(rootsubdir)
-    return "%s/%s.png" % ( rootsubdir , tiley )
-
-  def Shift( self , dx , dy ) :
-    self.hide()
-
-    tile_x , tile_y = ( self.refpix_x - dx ) / self.tile_size , ( self.refpix_y - dy ) / self.tile_size
-    self.reftile_x += tile_x
-    self.reftile_y += tile_y
-
-    self.refpix_x -= dx + self.tile_size * tile_x
-    self.refpix_y -= dy + self.tile_size * tile_y
-
-    self.composeMap()
-    self.show()
-
-  def ZoomChange ( self , selector ) :
-    model = selector.get_model(0)
-    active = selector.get_active(0)
-    value = model.get( model.get_iter(active) , 0 )
-    self.SetZoom( int(value[0]) )
-
-  def SetZoom( self , zoom ) :
-    self.hide()
-    lat = self.tiley2lat( ( self.reftile_y , self.refpix_y ) , self.conf.zoom )
-    lon = self.tilex2lon( ( self.reftile_x , self.refpix_x ) , self.conf.zoom )
-    self.reftile_x , self.refpix_x = self.lon2tilex( lon , zoom )
-    self.reftile_y , self.refpix_y = self.lat2tiley( lat , zoom )
-    self.conf.zoom = zoom
-    self.composeMap()
-    self.show()
-
-  def Up( self ) :
-    self.hide()
-    self.reftile_y -= 1
-    self.composeMap()
-    self.show()
-
-  def Down( self ) :
-    self.hide()
-    self.reftile_y += 1
-    self.composeMap()
-    self.show()
-
-  def Right( self ) :
-    self.hide()
-    self.reftile_x += 1
-    self.composeMap()
-    self.show()
-
-  def Left( self ) :
-    self.hide()
-    self.reftile_x -= 1
-    self.composeMap()
-    self.show()
-
 if hildon :
 
     class ZoomDialog ( hildon.TouchSelector ) :