From f2fe4dc6f90207820f4241bed0d9c1ef4794e985 Mon Sep 17 00:00:00 2001 From: Martin Hawlisch Date: Wed, 26 Apr 2006 20:15:10 +0000 Subject: [PATCH] * src/DataViews/_MapView.py: First badly hacked version of online map downloading. svn: r6451 --- ChangeLog | 4 + src/DataViews/_MapView.py | 190 ++++++++++++++++++++++++++++---------- 2 files changed, 147 insertions(+), 47 deletions(-) diff --git a/ChangeLog b/ChangeLog index 74cb5c0e8..c5a602b64 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,7 @@ +2006-04-26 Martin Hawlisch + * src/DataViews/_MapView.py: First badly hacked version of online map + downloading. + 2006-04-25 Alex Roitman * src/GrampsCfg.py (build_window_key): Remove, as there's no need to override the base class anymore. diff --git a/src/DataViews/_MapView.py b/src/DataViews/_MapView.py index 28d3bc4eb..64e705a9e 100644 --- a/src/DataViews/_MapView.py +++ b/src/DataViews/_MapView.py @@ -30,6 +30,12 @@ import gc import logging import os import math +import urllib +import urllib2 +import tempfile +from xml.dom.minidom import parseString as xmlStringParser + +use_online_map = False log = logging.getLogger(".") @@ -72,7 +78,7 @@ glob_loc_data = [ # (Name, longitude, latitude) ("Mannheim-Neckarau",8.48,49.45), ("Gorxheimertal",8.73,49.53)] -enable_debug = False +enable_debug = True # Draws a map image and tries to allocate space in the correct aspect ratio @@ -220,8 +226,95 @@ class MapTile: def free(self): self.scale = None self.scaled_pixbuf = None + +class WMSMapTile: + def __init__(self,capabilities): + self.scaled_pixbuf = None + self.capabilities_url = capabilities + u_reader = urllib2.urlopen(self.capabilities_url) + response_body = u_reader.read() + u_reader.close() + xml_doc = xmlStringParser( response_body) + # validate name of root element + e = xml_doc.documentElement + if e.nodeName != "WMT_MS_Capabilities": + print "unsupported Document type '%s'" % e.nodeName + return None + self.map_request_params = {} + self.map_request_params["VERSION"] = e.getAttribute("version") + self.map_request_params["REQUEST"] = "GetMap" + self.map_request_params["SERVICE"] = "WMS" + self.map_request_params["REQUEST"] = "GetMap" + self.map_request_params["REQUEST"] = "GetMap" + self.map_request_params["FORMAT"] = "image/png" + self.map_request_params["SRS"] = "epsg:4326" + self.map_request_params["LAYERS"] = "" + # Child-nodes of root element + for n in e.childNodes: + if n.nodeName == "Service": + # Parse Service header + map_title = n.getElementsByTagName("Title")[0].firstChild.data + print " MAP Title: %s" % map_title + try: + map_fees = e.getElementsByTagName("Fees")[0].firstChild.data + except IndexError: + map_fees = "-" + print " MAP Fees: %s" % map_fees + try: + map_access_constraints = e.getElementsByTagName("AccessConstraints")[0].firstChild.data + except IndexError: + map_access_constraints = "-" + print " MAP AccessConstraints: %s" % map_access_constraints + + elif n.nodeName == "Capability": + # Parse Capabilities + for n2 in n.childNodes: + if n2.nodeName == "Request": + t1 = n2.getElementsByTagName("GetMap")[0] + t2 = t1.getElementsByTagName("DCPType")[0] + t3 = t2.getElementsByTagName("HTTP")[0] + t4 = t3.getElementsByTagName("Get")[0] + t5 = t4.getElementsByTagName("OnlineResource")[0] + self.map_get_url = t5.getAttribute("xlink:href") + print(" Map Tile base url: %s" % self.map_get_url) + elif n2.nodeName == "Layer": + # parse Layers + if not self._srs_is_supported(n2.getElementsByTagName("SRS")[0].firstChild.data): + print "Layer coordinates not supported :-(" + return None + layer_title = n2.getElementsByTagName("Title")[0].firstChild.data + print " Layer: %s" % layer_title + for n3 in n2.childNodes: + if n3.nodeName == "Layer": + # parse Layers + layer_title = n3.getElementsByTagName("Title")[0].firstChild.data + print " - Layer: %s" % layer_title + if self.map_request_params["LAYERS"]: + self.map_request_params["LAYERS"] += "," + self.map_request_params["LAYERS"] += layer_title + def _srs_is_supported( self, srs_string): + list = srs_string.lower().split() + if "epsg:4326" in list: + return True + return False - + def set_viewport( self, target_scale, x_in, y_in, w_in, h_in): + self.scaled_map_x = x_in + self.scaled_map_y = y_in + self.scaled_map_pixel_w = int(w_in*target_scale) + self.scaled_map_pixel_h = int(h_in*target_scale) + self.map_request_params["BBOX"] = "%f,%f,%f,%f" % (x_in,y_in-h_in,x_in+w_in,y_in) # Neds to be set for request + self.map_request_params["WIDTH"] = int(w_in*target_scale) + self.map_request_params["HEIGHT"] = int(h_in*target_scale) + params = urllib.urlencode(self.map_request_params) + f = tempfile.NamedTemporaryFile() + f_name = f.name + urllib.urlretrieve(self.map_get_url+params,f_name) + self.scaled_pixbuf = gtk.gdk.pixbuf_new_from_file(f_name) + + def free(self): + pass + # Zoomable map image class ZoomMap( gtk.DrawingArea): def __init__( self, place_marker_pixbuf, hightlight_marker_pixbuf): @@ -241,6 +334,9 @@ class ZoomMap( gtk.DrawingArea): self.textlayout = self.create_pango_layout("") self.map_sources = {} self.initial_exposed = False + if use_online_map: + self.map_sources[0.0] = [] + self.map_sources[0.0].append(WMSMapTile("http://www2.demis.nl/wms/wms.asp?wms=WorldMap&VERSION=1.1.1&REQUEST=GetCapabilities")) def add_map_source( self,filename, x, y, w, h,pw,ph): tile = MapTile( filename, x, y, w, h, pw, ph) @@ -411,7 +507,7 @@ class ZoomMap( gtk.DrawingArea): self.queue_draw() def zoom_in(self): - self.magnifer = min( 500.0, self.magnifer * 1.5) + self.magnifer = min( 1000.0, self.magnifer * 1.5) self.backbuf = None self.queue_draw() @@ -557,51 +653,51 @@ class MapView(PageView.PageView): self.zoom_map = ZoomMap( gtk.gdk.pixbuf_new_from_file(os.path.join(const.image_dir,"bad.png")), gtk.gdk.pixbuf_new_from_file(os.path.join(const.image_dir,"good.png"))) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_0.jpg', -180,90, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_1.jpg', -135,90, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_2.jpg', -90,90, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_3.jpg', -45,90, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_4.jpg', 0,90, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_5.jpg', 45,90, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_6.jpg', 90,90, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_7.jpg', 135,90, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_0.jpg', -180,45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_1.jpg', -135,45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_2.jpg', -90,45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_3.jpg', -45,45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_4.jpg', 0,45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_5.jpg', 45,45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_6.jpg', 90,45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_7.jpg', 135,45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_0.jpg', -180,0, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_1.jpg', -135,0, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_2.jpg', -90,0, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_3.jpg', -45,0, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_4.jpg', 0,0, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_5.jpg', 45,0, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_6.jpg', 90,0, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_7.jpg', 135,0, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_0.jpg', -180,-45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_1.jpg', -135,-45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_2.jpg', -90,-45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_3.jpg', -45,-45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_4.jpg', 0,-45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_5.jpg', 45,-45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_6.jpg', 90,-45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_7.jpg', 135,-45, 45,45, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_0_0.jpg', -180,90, 90,90, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_0_1.jpg', -90,90, 90,90, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_0_2.jpg', 0,90, 90,90, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_0_3.jpg', 90,90, 90,90, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_1_0.jpg', -180,0, 90,90, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_1_1.jpg', -90,0, 90,90, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_1_2.jpg', 0,0, 90,90, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_1_3.jpg', 90,0, 90,90, 400,400) - self.zoom_map.add_map_source('world.topo.200407.3x800x400.jpg', -180,90, 360,180, 800,400) - self.zoom_map.add_map_source('world.topo.200407.3x400x200.jpg', -180,90, 360,180, 400,200) - self.zoom_map.add_map_source('world.topo.200407.3x128x60.jpg', -180,90, 360,180, 128,60) + if not use_online_map: + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_0.jpg', -180,90, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_1.jpg', -135,90, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_2.jpg', -90,90, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_3.jpg', -45,90, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_4.jpg', 0,90, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_5.jpg', 45,90, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_6.jpg', 90,90, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_0_7.jpg', 135,90, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_0.jpg', -180,45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_1.jpg', -135,45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_2.jpg', -90,45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_3.jpg', -45,45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_4.jpg', 0,45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_5.jpg', 45,45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_6.jpg', 90,45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_1_7.jpg', 135,45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_0.jpg', -180,0, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_1.jpg', -135,0, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_2.jpg', -90,0, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_3.jpg', -45,0, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_4.jpg', 0,0, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_5.jpg', 45,0, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_6.jpg', 90,0, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_2_7.jpg', 135,0, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_0.jpg', -180,-45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_1.jpg', -135,-45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_2.jpg', -90,-45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_3.jpg', -45,-45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_4.jpg', 0,-45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_5.jpg', 45,-45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_6.jpg', 90,-45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x3200x1600_tile_3_7.jpg', 135,-45, 45,45, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_0_0.jpg', -180,90, 90,90, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_0_1.jpg', -90,90, 90,90, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_0_2.jpg', 0,90, 90,90, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_0_3.jpg', 90,90, 90,90, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_1_0.jpg', -180,0, 90,90, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_1_1.jpg', -90,0, 90,90, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_1_2.jpg', 0,0, 90,90, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x1600x800_tile_1_3.jpg', 90,0, 90,90, 400,400) + self.zoom_map.add_map_source('world.topo.200407.3x800x400.jpg', -180,90, 360,180, 800,400) + self.zoom_map.add_map_source('world.topo.200407.3x400x200.jpg', -180,90, 360,180, 400,200) + self.zoom_map.add_map_source('world.topo.200407.3x128x60.jpg', -180,90, 360,180, 128,60) - #self.zoom_map.add_map_source("europe_2_0.jpg",0,90,90,90,1024,1024) self.zoom_map.set_size_request(300,300) hbox.pack_start( self.zoom_map, True, True, 0)