--- /dev/null
+
+import gobject
+
+import urllib2
+import math
+
+import os
+
+import wifimap
+
+class AbstractmapWidget :
+
+ def __init__ ( self , config ) :
+
+ self.conf = config
+
+ # Maximum width should be 800, but actually gets reduced
+ self.win_x , self.win_y = 800 , 480
+ self.tile_size = 256
+
+ 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 )
+
+ 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 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()
+
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
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 ) :