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#!/usr/bin/python3
#
# Copyright 2017 ghostop14
#
# This is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
#
# This software is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this software; see the file COPYING. If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.
#
import os
import webbrowser
# ------------------ Map Markers ------------------------------
class MapMarker(object):
def __init__(self):
self.gpsValid = False
self.latitude = 0.0
self.longitude = 0.0
self.label = ""
self.labels = []
self.barCount = 4
def __str__(self):
retVal = 'GPS Valid: ' + str(self.gpsValid) + '\n'
retVal += 'latitude: ' + str(self.latitude) + '\n'
retVal += 'longitude: ' + str(self.longitude) + '\n'
retVal += 'Label: ' + self.label + '\n'
retVal += 'Bar Count: ' + str(self.barCount) + '\n'
return retVal
def getKey(self):
return str(self.latitude) + ',' + str(self.longitude)
def addLabel(self, newLabel):
self.labels.append(newLabel)
def getLabel(self, maxSimultaneous=3):
if len(self.labels) == 0:
return self.label
else:
if len(self.labels) <= maxSimultaneous:
retVal = ""
for curLabel in self.labels:
if len(retVal) == 0:
retVal = curLabel
else:
retVal += "," + curLabel
return retVal
else:
# Too many
retVal = '['+str(len(self.labels))+' entries] ' + str(self.latitude) + ',' + str(self.longitude)
return retVal
def atCoordinates(self, latitude, longitude):
if self.latitude == latitude and self.longitude == longitude:
return True
else:
return False
# ------------------ Google Map Generator ------------------------------
class MapEngine(object):
MAP_TYPE_DEFAULT = 1
MAP_TYPE_HYBRID = 2
MAP_TYPE_SATELLITE_ONLY = 3
MAP_TYPE_TERRAIN = 4
def CenterCoord(markers):
minlat = None
maxlat = None
minlong = None
maxlong = None
for curMarker in markers:
if minlat == None:
minlat = curMarker.latitude
if maxlat == None:
maxlat = curMarker.latitude
if minlong == None:
minlong = curMarker.longitude
if maxlong == None:
maxlong = curMarker.longitude
if (curMarker.latitude < minlat):
minlat = curMarker.latitude
if (curMarker.latitude > maxlat):
maxlat = curMarker.latitude
if (curMarker.longitude < minlong):
minlong = curMarker.longitude
if (curMarker.longitude > maxlong):
maxlong = curMarker.longitude
meanLat = minlat + (maxlat - minlat)/2
meanLong = minlong + (maxlong - minlong)/2
return meanLat, meanLong
def createMap(fileName,title,markers, connectMarkers=False, openWhenDone=True, mapType=MAP_TYPE_DEFAULT):
centerLat, centerLong = MapEngine.CenterCoord(markers)
# For satellite and hybrid maps, need to change the font color to white or it won't show up well
labelColor = 'black'
htmlString = '<html><head><meta name="viewport" content="initial-scale=1.0, user-scalable=no" />\n'
htmlString += '<meta http-equiv="content-type" content="text/html; charset=UTF-8"/>\n'
htmlString += '<title>' + title + '</title>\n'
htmlString += '<script type="text/javascript" src="https://maps.googleapis.com/maps/api/js?libraries=visualization&sensor=true_or_false"></script>\n'
htmlString += '<script type="text/javascript">\n'
htmlString += ' function initialize() {\n'
htmlString +=' var centerlatlng = new google.maps.LatLng('+str(centerLat) + ',' + str(centerLong) + ');\n'
htmlString +=' var myOptions = {\n'
htmlString +=' zoom: 16,\n'
htmlString +=' center: centerlatlng,\n'
if mapType == MapEngine.MAP_TYPE_HYBRID:
htmlString +=' mapTypeId: google.maps.MapTypeId.HYBRID\n'
labelColor = 'white'
elif mapType == MapEngine.MAP_TYPE_SATELLITE_ONLY:
htmlString +=' mapTypeId: google.maps.MapTypeId.SATELLITE_ONLY\n'
labelColor = 'white'
elif mapType == MapEngine.MAP_TYPE_TERRAIN:
htmlString +=' mapTypeId: google.maps.MapTypeId.TERRAIN\n'
else:
htmlString +=' mapTypeId: google.maps.MapTypeId.ROADMAP\n'
htmlString +=' };\n'
# Map Canvas
htmlString +=' var map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);\n\n'
markerPath = os.path.dirname(os.path.abspath(__file__)) + '/images'
# Reusable markers
htmlString +=' var iconSize = 24;\n'
htmlString +=' var midPoint = iconSize / 2;\n'
htmlString +=' var markerIcon4 = {\n'
htmlString +=" url: '" + markerPath + "/4_bars2.png',\n"
htmlString +=' scaledSize: new google.maps.Size(iconSize, iconSize),\n'
htmlString +=' origin: new google.maps.Point(0, 0),\n'
htmlString +=' anchor: new google.maps.Point(midPoint,iconSize-5),\n'
htmlString +=' labelOrigin: new google.maps.Point(15,33)\n'
htmlString +=' };\n'
htmlString +=' \n'
htmlString +=' var markerIcon3 = {\n'
htmlString +=" url: '" + markerPath + "/3_bars2.png',\n"
htmlString +=' scaledSize: new google.maps.Size(iconSize, iconSize),\n'
htmlString +=' origin: new google.maps.Point(0, 0),\n'
htmlString +=' anchor: new google.maps.Point(midPoint,iconSize-5),\n'
htmlString +=' labelOrigin: new google.maps.Point(15,33)\n'
htmlString +=' };\n'
htmlString +=' \n'
htmlString +=' var markerIcon2 = {\n'
htmlString +=" url: '" + markerPath + "/2_bars2.png',\n"
htmlString +=' scaledSize: new google.maps.Size(iconSize, iconSize),\n'
htmlString +=' origin: new google.maps.Point(0, 0),\n'
htmlString +=' anchor: new google.maps.Point(midPoint,iconSize-5),\n'
htmlString +=' labelOrigin: new google.maps.Point(15,33)\n'
htmlString +=' };\n'
htmlString +=' \n'
htmlString +=' var markerIcon1 = {\n'
htmlString +=" url: '" + markerPath + "/1_bar2.png',\n"
htmlString +=' scaledSize: new google.maps.Size(iconSize, iconSize),\n'
htmlString +=' origin: new google.maps.Point(0, 0),\n'
htmlString +=' anchor: new google.maps.Point(midPoint,iconSize-5),\n'
htmlString +=' labelOrigin: new google.maps.Point(15,33)\n'
htmlString +=' };\n'
# create markers
for curMarker in markers:
if not curMarker.gpsValid or (curMarker.latitude == 0.0 and curMarker.longitude == 0.0):
# Skip invalid GPS
continue
htmlString +=' var latlng = new google.maps.LatLng(' + str(curMarker.latitude) + ', ' + str(curMarker.longitude) + ');\n'
# htmlString +=" var img = new google.maps.MarkerImage('/usr/local/lib/python3.5/dist-packages/gmplot/markers/32CD32.png');\n"
htmlString +=' var marker = new google.maps.Marker({\n'
htmlString +=' title: "' + curMarker.getLabel() + '",\n'
if (len(curMarker.getLabel()) > 0):
htmlString +=' label: {\n'
htmlString +=' text: "' + curMarker.getLabel() + '",\n'
htmlString +=" color: '" + labelColor+ "',\n"
htmlString +=' },\n'
# htmlString +=' icon: img,\n'
bc = curMarker.barCount
if bc < 1:
bc = 1
elif bc > 4:
bc = 4
htmlString +=' icon: markerIcon' + str(bc )+ ',\n'
htmlString +=' position: latlng\n'
htmlString +=' });\n'
htmlString +=' marker.setMap(map);\n\n'
# If we're drawing lines between markers, draw the polyline
if connectMarkers:
htmlString +=' var PolylineCoordinates = [\n'
for curMarker in markers:
if not curMarker.gpsValid or (curMarker.latitude == 0.0 and curMarker.longitude == 0.0):
# Skip invalid GPS
continue
htmlString +=' new google.maps.LatLng(' + str(curMarker.latitude) + ', ' + str(curMarker.longitude) + '),\n'
htmlString +=' ];\n'
htmlString +=' var Path = new google.maps.Polyline({\n'
htmlString +=' clickable: false,\n'
htmlString +=' geodesic: true,\n'
htmlString +=' path: PolylineCoordinates,\n'
htmlString +=' strokeColor: "#6495ED",\n'
htmlString +=' strokeOpacity: 1.000000,\n'
htmlString +=' strokeWeight: 5\n'
htmlString +=' });\n'
htmlString +=' Path.setMap(map);\n'
htmlString +=' }\n'
htmlString +='</script></head><body style="margin:0px; padding:0px;" onload="initialize()">\n'
htmlString +=' <div id="map_canvas" style="width: 100%; height: 100%;"></div>\n'
htmlString +='</body></html>\n'
# Write the new HTML file
try:
outputFile = open(fileName, 'w')
outputFile.write(htmlString)
outputFile.close()
if openWhenDone:
webbrowser.open(fileName)
return True
except:
return False
# ------- Main Routine For Debugging-------------------------
if __name__ == '__main__':
fileName = '/tmp/test.html'
# centerLat = 37.428
# centerLong = -122.145
title = 'Google Map'
markers = []
newMarker = MapMarker()
newMarker.latitude = 37.424000
newMarker.longitude = -122.140000
newMarker.label = '2 Bars'
newMarker.barCount = 2
markers.append(newMarker)
newMarker = MapMarker()
newMarker.latitude = 37.428000
newMarker.longitude = -122.145000
newMarker.label = '3 Bars'
newMarker.barCount = 3
markers.append(newMarker)
newMarker = MapMarker()
newMarker.latitude = 37.428000
newMarker.longitude = -122.138000
newMarker.label = '4 Bars'
newMarker.barCount = 4
markers.append(newMarker)
MapEngine.createMap(fileName,title,markers, connectMarkers=True, openWhenDone=True, mapType=MapEngine.MAP_TYPE_HYBRID)
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