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maps.py
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maps.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
## @package maps
# This is the Main Window
import os
import gobject
import re
import sys
import time
from threading import Timer
import gmapcatcher.fileUtils as fileUtils
import gmapcatcher.mapGPS as mapGPS
import gmapcatcher.mapUtils as mapUtils
import gmapcatcher.widgets.mapPixbuf as mapPixbuf
from gmapcatcher.cmRoute import cmRoute
from gmapcatcher.gtkThread import gui_callback, webbrowser_open
from gmapcatcher.mapConf import MapConf
from gmapcatcher.mapConst import *
from gmapcatcher.mapDownloader import MapDownloader
from gmapcatcher.mapMark import MyMarkers
from gmapcatcher.mapServices import MapServ
from gmapcatcher.mapUpdate import CheckForUpdates
from gmapcatcher.mapUtils import openGPX
from gmapcatcher.widgets.DLWindow import DLWindow
from gmapcatcher.widgets.EXWindow import EXWindow
from gmapcatcher.widgets.customMsgBox import user_confirm, error_msg, error_msg_non_blocking
from gmapcatcher.widgets.customWidgets import gtk, gtk_menu, myToolTip, myFrame, legal_warning, SpinBtn, FileChooser
from gmapcatcher.widgets.gpsWindow import gpsWindow
from gmapcatcher.widgets.mapTools import mapTools
from gmapcatcher.widgets.trackWindow import trackWindow
from gmapcatcher.widgets.widComboBoxEntry import ComboBoxEntry
from gmapcatcher.widgets.widComboBoxLayer import ComboBoxLayer
from gmapcatcher.widgets.widCredits import OurCredits
from gmapcatcher.widgets.widDrawingArea import DrawingArea
from gmapcatcher.widgets.markerWindow import markerWindow
from gmapcatcher.widgets.widMapExport import MapExport
from gmapcatcher.widgets.widStatusBar import StatusBar
from gmapcatcher.xmlUtils import kml_to_markers
class MainWindow(gtk.Window):
gps = None
update = None
myPointer = None
reCenter_gps = False
showMarkers = True
tPoint = {}
gps_idle_time = 0
# Variables for Ruler - F7 to activate/deactivate
Ruler = 0
total_dist = 0.00
map_min_zoom = MAP_MIN_ZOOM_LEVEL
map_max_zoom = MAP_MAX_ZOOM_LEVEL - 1
map_skip_zooms = []
## Get the zoom level from the scale
def get_zoom(self):
return int(self.scale.get_value())
## Change value in the scale will change the zoom
def scale_change_value(self, therange, scroll, value):
self.do_zoom(int(round(value)), self.get_zoom())
## Zoom to the given pointer
def do_zoom(self, zoom, current_zoom, doForce=False, dPointer=False):
if zoom < self.map_min_zoom:
zoom = self.map_min_zoom
elif zoom > self.map_max_zoom:
zoom = self.map_max_zoom
while zoom in self.map_skip_zooms:
if zoom < current_zoom:
zoom -= 1
if zoom == self.map_min_zoom:
break
else:
zoom += 1
if zoom == self.map_max_zoom:
break
self.drawing_area.do_scale(zoom, current_zoom, doForce, dPointer)
self.scale.set_value(zoom)
self.update_export()
self.gps_idle_time = time.time()
return zoom
## Handles the events in the Tools buttons
def tools_button_event(self, w, event):
if event.type == gtk.gdk.BUTTON_PRESS:
w.popup(None, None, None, 1, event.time)
elif event.type == gtk.gdk.KEY_PRESS and event.keyval in [65293, 32]:
self.menu_tools(None, TOOLS_MENU[0])
## Search for the location in the Entry box
def confirm_clicked(self, button):
location = self.entry.get_text()
if 0 == len(location):
error_msg(self, "Need location")
self.entry.grab_focus()
return
if location == ComboBoxEntry.DEFAULT_TEXT:
self.combo.clean_entry()
return
p = re.compile(
'(?:lat)?(?:itude)?[ ]*=?[ ]*(-?\d+\.?\d*)[ ]*,[ ]*(?:lon)?g?(?:itude)?[ ]*=?[ ]*(-?\d+\.?\d*).*',
re.IGNORECASE)
coords = p.search(location)
# nb needs 0.-- for coords 0 < |coord| < 1
try:
latitude = float(coords.group(1))
longitude = float(coords.group(2))
except:
longitude = 0
latitude = -100
if -180 <= longitude <= 180 and -90 <= latitude <= 90:
coord = (latitude, longitude, self.get_zoom())
zl = self.do_zoom(coord[2], coord[2], True)
self.drawing_area.center = mapUtils.coord_to_tile((coord[0], coord[1], zl))
else:
dThread = Timer(0, self.do_search)
dThread.start()
def do_search(self):
location = self.entry.get_text()
locations = self.ctx_map.get_locations()
keys = locations.keys()
found_locations = []
for l in location.split('|'):
found = False
for key in keys:
if key.lower() == l.lower():
found = key
break
if not found:
self.cb_offline.set_active(False)
location = self.ctx_map.search_location(l)
if location[:6] == "error=":
self.drawing_area.draw_message(location[6:])
self.entry.grab_focus()
return
found_locations.append(location)
else:
found_locations.append(key)
locations = self.ctx_map.get_locations()
if len(found_locations) > 1:
points = []
searchStr = ''
for l in found_locations:
coord = locations[unicode(l)]
points.append(mapUtils.TrackPoint(coord[0], coord[1]))
searchStr += '%s - ' % l
searchStr = searchStr.rstrip(' - ')
self.getCloudMadeRoute(None, points, searchStr)
else:
self.entry.set_text(unicode(found_locations[0]))
coord = locations[unicode(found_locations[0])]
zl = self.do_zoom(coord[2], coord[2], True)
self.drawing_area.center = mapUtils.coord_to_tile((coord[0], coord[1], zl))
## Handles the click in the offline check box
def offline_clicked(self, w):
self.drawing_area.repaint()
if not self.cb_offline.get_active():
self.do_check_for_updates()
## Start checking if there is an update
def do_check_for_updates(self):
if self.conf.check_for_updates and (self.update is None):
# 3 seconds delay before starting the check
self.update = CheckForUpdates(3, self.conf.version_url)
## Handles the change in the GPS combo box
def gps_changed(self, w):
if self.gps:
self.gps.set_mode(w.get_active())
self.drawing_area.repaint()
## Handles the change in the combo box Layer(Map, Sat.. )
def layer_changed(self, w):
index = w.get_active()
cmb_model = self.cmb_layer.get_model()
self.conf.map_service = MAP_SERVERS[cmb_model[index][1]]
self.layer = cmb_model[index][2]
self.ctx_map.tile_repository.set_repository_path(self.conf)
if self.visual_dlconfig.get('active', False) and not self.check_bulk_down():
self.visual_dlconfig['active'] = False
if self.gps and not self.gps_warning():
self.gps.stop_all()
self.gps = None
self.refresh()
## Combo box dispatches operation and returns to default position - Operations - 1st item
def on_operations_changed(self, w, index):
if index == 0:
self.download_clicked(w)
elif index == 1:
self.export_clicked(w)
elif index == 2:
self.track_control_clicked(w)
elif index == 3:
self.gps_window_clicked(w)
def download_clicked(self, w, pointer=None):
rect = self.drawing_area.get_allocation()
if pointer is None:
tile = self.drawing_area.center
else:
tile = mapUtils.pointer_to_tile(
rect, pointer, self.drawing_area.center, self.get_zoom()
)
coord = mapUtils.tile_to_coord(tile, self.get_zoom())
km_px = mapUtils.km_per_pixel(coord)
dlw = DLWindow(coord, km_px * rect.width, km_px * rect.height,
self.layer, self.conf, self.cb_forceupdate.get_active())
dlw.show()
def export_clicked(self, w, pointer=None):
rect = self.drawing_area.get_allocation()
if pointer is None:
tile = self.drawing_area.center
else:
tile = mapUtils.pointer_to_tile(
rect, pointer, self.drawing_area.center, self.get_zoom()
)
coord = mapUtils.tile_to_coord(tile, self.get_zoom())
km_px = mapUtils.km_per_pixel(coord)
exw = EXWindow(self.ctx_map, coord, km_px * rect.width, km_px * rect.height, self.layer, self.conf)
exw.show()
def center_coord(self):
return mapUtils.tile_to_coord(self.drawing_area.center, self.get_zoom())
def track_control_clicked(self, w=None, pointer=None):
if not self.trackw:
self.trackw = trackWindow(self)
self.trackw.show()
else:
self.trackw.update_widgets()
self.trackw.present()
def gps_window_clicked(self, w=None, pointer=None):
if not self.gpsw:
self.gpsw = gpsWindow(self)
self.gpsw.show()
else:
if self.gpsw.get_visible():
self.gpsw.hide()
else:
self.gpsw.show()
def visual_download(self):
if self.visual_dlconfig.get('active', False):
force_update = self.cb_forceupdate.get_active()
confzl = self.visual_dlconfig.get('zl', -2)
thezl = self.get_zoom()
sz = self.visual_dlconfig.get('sz', 4)
rect = self.drawing_area.get_allocation()
coord = mapUtils.tile_to_coord(self.drawing_area.center, thezl)
km_px = mapUtils.km_per_pixel(coord)
self.visual_dlconfig['downloader'].bulk_download(
coord, (thezl - 1, thezl + confzl),
km_px * rect.width / sz, km_px * rect.height / sz,
self.layer, gui_callback(self.visualdl_cb),
self.visualdl_update, force_update, self.conf)
self.visualdl_update()
def check_bulk_down(self):
if self.conf.map_service in NO_BULK_DOWN:
return legal_warning(self, self.conf.map_service, "bulk downloading")
return True
## Called when new coordinates are obtained from the GPS
def gps_callback(self):
if self.gps and self.gps.gpsfix:
if self.gps.gpsfix.mode != MODE_NO_FIX and self.gps.gpsfix.latitude and self.gps.gpsfix.longitude:
zl = self.get_zoom()
if zl <= self.conf.max_gps_zoom:
tile = mapUtils.coord_to_tile((self.gps.gpsfix.latitude, self.gps.gpsfix.longitude, zl))
self.gps_valid = True
# The map should be centered around a new GPS location
if not self.Ruler and (self.gps.mode == GPS_CENTER or self.reCenter_gps):
self.reCenter_gps = False
self.drawing_area.center = tile
# The map should be moved only to keep GPS location on the screen
elif self.gps.mode == GPS_ON_SCREEN and not self.Ruler:
rect = self.drawing_area.get_allocation()
xy = mapUtils.tile_coord_to_screen(
(tile[0][0], tile[0][1], zl), rect, self.drawing_area.center)
if xy:
for x, y in xy:
x = x + tile[1][0]
y = y + tile[1][1]
if not (0 < x < rect.width) or not (0 < y < rect.height):
self.drawing_area.center = tile
else:
if GPS_IMG_SIZE[0] > x:
self.drawing_area.da_jump(1, zl, True)
elif x > rect.width - GPS_IMG_SIZE[0]:
self.drawing_area.da_jump(3, zl, True)
elif GPS_IMG_SIZE[1] > y:
self.drawing_area.da_jump(2, zl, True)
elif y > rect.height - GPS_IMG_SIZE[1]:
self.drawing_area.da_jump(4, zl, True)
else:
self.drawing_area.center = tile
# GPS update timeout, recenter GPS only after 3 sec idle
elif self.gps.mode == GPS_TIMEOUT and not self.Ruler:
if (time.time() - self.gps_idle_time) > 3:
self.drawing_area.center = tile
self.drawing_area.repaint()
# Update the status bar with the GPS Coordinates
if self.conf.statusbar_type == STATUS_GPS and not self.Ruler:
self.status_bar.coordinates(self.gps.gpsfix.latitude, self.gps.gpsfix.longitude)
# Add to gps_points
if self.conf.gps_track:
distance = 0
if len(self.gps_track.points):
distance = mapUtils.countDistanceFromLatLon(
(self.gps_track.points[-1].latitude, self.gps_track.points[-1].longitude),
(self.gps.gpsfix.latitude, self.gps.gpsfix.longitude))
self.gps_track.distance += distance
if not len(self.gps_track.points) or distance > (float(self.conf.gps_track_interval) / 1000):
point = mapUtils.TrackPoint(latitude=self.gps.gpsfix.latitude,
longitude=self.gps.gpsfix.longitude)
if self.gps.gpsfix.altitude is not None:
point.altitude = self.gps.gpsfix.altitude
if self.gps.gpsfix.speed is not None:
point.speed = self.gps.gpsfix.speed
if self.gps.gpsfix.time is not None:
point.timestamp = mapGPS.makeGPSTime(self.gps.gpsfix.time, self.conf.gps_type)
self.gps_track.points.append(point)
else:
self.gps_invalid()
else:
self.gps_invalid()
def gps_invalid(self):
if self.gps_valid:
self.gps_valid = False
self.drawing_area.repaint()
if self.conf.statusbar_type == STATUS_GPS and not self.Ruler:
self.status_bar.text('INVALID DATA FROM GPS')
## Creates a comboBox that will contain the locations
def __create_combo_box(self):
combo = ComboBoxEntry(self.confirm_clicked, self.conf)
self.entry = combo.child
return combo
def operations_sub_menu(self):
importm = gtk.MenuItem("Operations")
imenu = gtk.Menu()
SUB_MENU = ["Download", "Export map tiles", "Track control", "GPS window"]
for i in range(len(SUB_MENU)):
menu_item = gtk.MenuItem(SUB_MENU[i])
menu_item.connect('activate', self.on_operations_changed, i)
imenu.append(menu_item)
importm.set_submenu(imenu)
importm.show_all()
return importm
## Creates the box that packs the comboBox & buttons
def __create_upper_box(self):
hbox = gtk.HBox(False, 5)
gtk.stock_add([(gtk.STOCK_PREFERENCES, "", 0, 0, "")])
button = gtk.Button(stock=gtk.STOCK_PREFERENCES)
button.set_size_request(34, -1)
menu = gtk_menu(TOOLS_MENU, self.menu_tools)
menu.prepend(self.operations_sub_menu())
self.visual_dltool = gtk.CheckMenuItem(TOOLS_MENU_PLUS_VISUAL_DL)
menu.append(self.visual_dltool)
self.visual_dltool.connect('toggled', self.visual_dltool_toggled)
self.visual_dltool.show()
temp = gtk.MenuItem()
menu.append(temp)
temp.show()
self.credits_menuitem = gtk.MenuItem(TOOLS_MENU_PLUS_CREDITS)
menu.append(self.credits_menuitem)
self.credits_menuitem.connect('activate', self.view_credits)
self.credits_menuitem.show()
button.connect_object("event", self.tools_button_event, menu)
button.props.has_tooltip = True
button.connect("query-tooltip", myToolTip, "Tools",
"Set of tools to customise GMapCatcher", "marker.png")
hbox.pack_start(button, False)
self.combo = self.__create_combo_box()
hbox.pack_start(self.combo)
bbox = gtk.HButtonBox()
button_go = gtk.Button(stock='gtk-ok')
button_go.connect('clicked', self.confirm_clicked)
bbox.add(button_go)
hbox.pack_start(bbox, False, True, 15)
return hbox
## Creates the box with the CheckButtons
def __create_check_buttons(self):
hbox = gtk.HBox(False, 10)
self.cb_offline = gtk.CheckButton("Offlin_e")
if self.conf.start_offline:
self.cb_offline.set_active(True)
self.cb_offline.connect('clicked', self.offline_clicked)
hbox.pack_start(self.cb_offline)
self.cb_forceupdate = gtk.CheckButton("_Force update")
self.cb_forceupdate.set_active(False)
hbox.pack_start(self.cb_forceupdate)
bbox = gtk.HBox(False, 0)
cmb_gps = gtk.combo_box_new_text()
for w in GPS_NAMES:
cmb_gps.append_text(w)
cmb_gps.set_active(self.conf.gps_mode)
cmb_gps.connect('changed', self.gps_changed)
bbox.pack_start(cmb_gps, False, False, 0)
self.cmb_gps = cmb_gps
self.update_cmb_gps()
self.cmb_layer_container = gtk.HBox()
self.cmb_layer = ComboBoxLayer(self.conf)
self.cmb_layer.connect('changed', self.layer_changed)
self.cmb_layer_container.pack_start(self.cmb_layer)
bbox.pack_start(self.cmb_layer_container, False, False, 0)
hbox.add(bbox)
return hbox
## Show or hide the gps combo depending on type
def update_cmb_gps(self):
if self.conf.gps_type > TYPE_OFF:
self.cmb_gps.show()
else:
self.cmb_gps.hide()
def scale_opacity_change_value(self, w, *args):
self.conf.opacity = round(w.get_value() / 10, 1)
self.drawing_area.repaint()
def __create_top_paned(self):
vbox = gtk.VBox(False, 5)
vbox.set_border_width(5)
vbox.pack_start(self.__create_upper_box())
vbox.pack_start(self.__create_check_buttons())
vbox.set_size_request(-1, 89)
return myFrame(" Query ", vbox, 0)
def __create_left_paned(self, conf):
vbox = gtk.VBox(False, 5)
scale = gtk.VScale()
scale.set_property("update-policy", gtk.UPDATE_DISCONTINUOUS)
scale.set_size_request(30, -1)
scale.set_increments(1, 1)
scale.set_digits(0)
scale.set_range(self.map_min_zoom, self.map_max_zoom)
scale.set_value(conf.init_zoom)
scale.connect("change-value", self.scale_change_value)
vbox.pack_start(scale)
self.scale = scale
if conf.opacity >= 0:
oSpin = SpinBtn(conf.opacity * 10, 0, 9, 1, 1)
oSpin.connect('value-changed', self.scale_opacity_change_value)
vbox.pack_start(oSpin, False, True)
return vbox
def __create_right_paned(self):
da = DrawingArea()
self.drawing_area = da
da.connect("expose-event", self.expose_cb)
da.add_events(gtk.gdk.SCROLL_MASK)
da.connect("scroll-event", self.scroll_cb)
da.add_events(gtk.gdk.BUTTON1_MOTION_MASK)
da.add_events(gtk.gdk.POINTER_MOTION_MASK)
da.connect('motion-notify-event', self.da_motion)
if self.conf.limited:
menu = gtk_menu(DA_MENU_LIM, self.menu_item_response)
else:
menu = gtk_menu(DA_MENU, self.menu_item_response)
da.connect_object("event", self.da_click_events, menu)
return self.drawing_area
def menu_tools(self, w, strName):
for intPos in range(len(TOOLS_MENU)):
if strName.startswith(TOOLS_MENU[intPos]):
return self.show_settings(intPos)
def show_settings(self, intPos):
if not self.settingsw:
self.settingsw = mapTools(self, intPos)
else:
self.settingsw.myNotebook.set_current_page(intPos)
self.settingsw.present()
return True
## All the actions for the menu items
def menu_item_response(self, w, strName):
zl = self.get_zoom()
if strName == DA_MENU[ZOOM_IN]:
self.do_zoom(zl - 1, zl, True, self.myPointer)
elif strName == DA_MENU[ZOOM_OUT]:
self.do_zoom(zl + 1, zl, True, self.myPointer)
elif strName == DA_MENU[CENTER_MAP]:
self.do_zoom(zl, zl, True, self.myPointer)
elif strName == DA_MENU[RESET]:
self.do_zoom(self.map_max_zoom, zl)
elif strName == DA_MENU[BATCH_DOWN]:
self.download_clicked(w, self.myPointer)
elif strName == DA_MENU[EXPORT_MAP]:
self.show_export(self.myPointer)
elif strName == DA_MENU[ADD_MARKER]:
self.add_marker(self.myPointer)
elif strName == DA_MENU[MOUSE_LOCATION]:
self.mouse_location(self.myPointer)
elif strName == DA_MENU[GPS_LOCATION]:
self.gps_location()
elif strName == DA_MENU[GPS_DIRECTIONS]:
if self.gps and self.gps.mode != GPS_DISABLED:
if self.gps.gpsfix and self.gps.gpsfix.latitude and self.gps.gpsfix.longitude:
coords = self.pointer_to_world_coord(self.myPointer)
points = [
mapUtils.TrackPoint(self.gps.gpsfix.latitude, self.gps.gpsfix.longitude),
mapUtils.TrackPoint(coords[0], coords[1])
]
self.getCloudMadeRoute(w, points)
else:
dialog = error_msg_non_blocking('No GPS fix', 'No GPS fix.')
dialog.connect('response', lambda dialog, response: dialog.destroy())
dialog.show()
else:
dialog = error_msg_non_blocking('GPS disabled', 'GPS disabled.')
dialog.connect('response', lambda dialog, response: dialog.destroy())
dialog.show()
## utility function screen location of pointer to world coord
def pointer_to_world_coord(self, pointer=None):
return mapUtils.pointer_to_coord(
self.drawing_area.get_allocation(),
pointer, self.drawing_area.center, self.get_zoom())
## add mouse location latitude/longitude to clipboard
def mouse_location(self, pointer=None):
coord = self.pointer_to_world_coord(pointer)
clipboard = gtk.Clipboard()
clipboard.set_text("Latitude=%.6f, Longitude=%.6f" % (coord[0], coord[1]))
## add GPS location latitude/longitude to clipboard
def gps_location(self):
clipboard = gtk.Clipboard()
if self.gps and self.gps.gpsfix:
clipboard.set_text("Latitude=%.6f, Longitude=%.6f" %
(self.gps.gpsfix.latitude, self.gps.gpsfix.longitude))
else:
clipboard.set_text("No GPS location detected.")
## Add a marker
def add_marker(self, pointer=None):
coord = self.pointer_to_world_coord(pointer)
self.marker.append_marker(coord)
self.refresh()
## Show the bottom panel with the export
def show_export(self, pointer=None):
size = self.get_size()
if size[0] < 700:
self.resize(700, size[1])
self.visual_dlconfig['active'] = False
self.visual_dltool.set_active(False)
self.top_panel.hide()
self.export_panel.show()
self.export_panel.export_pbar.off()
# Set the zoom level
zl = self.get_zoom()
if zl < (self.map_min_zoom + 2):
zl = self.map_min_zoom + 2
self.export_panel.expZoom.set_value(zl - 2)
self.do_zoom(zl, zl, True, pointer)
## Update the Map Export Widgets
def update_export(self, *args):
self.visual_dlconfig["show_rectangle"] = False
if self.export_panel.flags() & gtk.VISIBLE:
zl = self.get_zoom()
# Convert given size to a tile size factor
widthFact = int(self.export_panel.sbWidth.get_value() / TILES_WIDTH)
self.export_panel.sbWidth.set_value(widthFact * TILES_WIDTH)
heightFact = int(self.export_panel.sbHeight.get_value() / TILES_HEIGHT)
self.export_panel.sbHeight.set_value(heightFact * TILES_HEIGHT)
# Get Upper & Lower points
coord = mapUtils.tile_to_coord(self.drawing_area.center, zl)
tile = mapUtils.coord_to_tile(
(coord[0], coord[1], self.export_panel.expZoom.get_value_as_int())
)
self.tPoint['xLow'] = tile[0][0] - int(widthFact / 2)
self.tPoint['xHigh'] = tile[0][0] + (widthFact - int(widthFact / 2))
self.tPoint['yLow'] = tile[0][1] - int(heightFact / 2)
self.tPoint['yHigh'] = tile[0][1] + (heightFact - int(heightFact / 2))
lowCoord = mapUtils.tile_to_coord(
((self.tPoint['xLow'], self.tPoint['yLow']), (0, 0)),
self.export_panel.expZoom.get_value_as_int()
)
self.tPoint['lowCoord'] = lowCoord
self.export_panel.entryUpperLeft.set_text(str(lowCoord[0]) + ", " + str(lowCoord[1]))
self.tPoint['FileName'] = "coord=%.6f,%.6f_zoom=%d.png" % lowCoord
highCoord = mapUtils.tile_to_coord(
((self.tPoint['xHigh'], self.tPoint['yHigh']), (0, 0)),
self.export_panel.expZoom.get_value_as_int()
)
self.tPoint['highCoord'] = highCoord
self.export_panel.entryLowerRight.set_text(str(highCoord[0]) + ", " + str(highCoord[1]))
# Set the vars to draw rectangle
lowScreen = self.drawing_area.coord_to_screen(lowCoord[0], lowCoord[1], zl)
if lowScreen:
self.visual_dlconfig["x_rect"] = lowScreen[0]
self.visual_dlconfig["y_rect"] = lowScreen[1]
highScreen = self.drawing_area.coord_to_screen(highCoord[0], highCoord[1], zl)
if highScreen:
self.visual_dlconfig["show_rectangle"] = True
self.visual_dlconfig["width_rect"] = highScreen[0] - lowScreen[0]
self.visual_dlconfig["height_rect"] = highScreen[1] - lowScreen[1]
else:
self.do_zoom(zl + 1, zl, True)
else:
self.do_zoom(zl + 1, zl, True)
self.drawing_area.repaint()
def export_done(self, text):
if text[:6] == "error=":
rect = self.drawing_area.get_allocation()
self.drawing_area.draw_message(text[6:], 10, rect.height / 2, 'red')
time.sleep(2)
self.export_panel.export_pbar.off()
self.export_panel.export_box.show()
## Export tiles to one big map
def do_export(self, button):
self.export_panel.export_box.hide()
self.export_panel.export_pbar.on()
self.update_export()
self.ctx_map.do_export(
self.tPoint, self.export_panel.expZoom.get_value_as_int(), self.layer,
not self.cb_offline.get_active(), self.conf,
self.export_panel.image_size(),
self.export_panel.mode.get_active_text(),
gui_callback(self.export_done)
)
def add_ruler_segment(self, event):
self.from_coord = self.pointer_to_world_coord((event.x, event.y))
x = self.from_coord[0]
y = self.from_coord[1]
self.ruler_coord.append(mapUtils.TrackPoint(x, y))
l = len(self.ruler_coord)
if l > 1:
z = mapUtils.countDistanceFromLatLon(self.ruler_coord[l - 2].getLatLon(),
self.ruler_coord[l - 1].getLatLon())
unit = self.conf.units
if unit != UNIT_TYPE_KM:
z = mapUtils.convertUnits(UNIT_TYPE_KM, unit, z)
self.drawing_area.repaint()
self.total_dist = self.total_dist + z
self.status_bar.distance(z, DISTANCE_UNITS[unit], self.total_dist)
else:
self.status_bar.text("Click to second point to show ruler and distances")
def remove_last_ruler_segment(self):
l = len(self.ruler_coord)
if l > 0:
z = mapUtils.countDistanceFromLatLon(self.ruler_coord[l - 2].getLatLon(),
self.ruler_coord[l - 1].getLatLon())
unit = self.conf.units
if unit != UNIT_TYPE_KM:
z = mapUtils.convertUnits(UNIT_TYPE_KM, unit, z)
self.total_dist = self.total_dist - z
self.ruler_coord.pop()
self.drawing_area.repaint()
new_l = len(self.ruler_coord)
if new_l > 1:
self.status_bar.text("Total distance = %.3f km" % self.total_dist)
elif new_l == 1:
self.status_bar.text("Click to second point to show ruler and distances")
else:
self.ruler_coord = []
self.drawing_area.da_set_cursor()
self.status_bar.text("Ruler Mode switched off")
self.Ruler = not self.Ruler
def ruler_popup(self):
menu = gtk.Menu()
if len(self.ruler_coord) > 1:
item = gtk.MenuItem('Get CloudMade route from ruler points')
item.connect('activate', self.getCloudMadeRoute, self.ruler_coord)
else:
item = gtk.MenuItem('Need more points for route')
item.set_sensitive(False)
menu.append(item)
menu.show_all()
return menu
def getCloudMadeRoute(self, w, points, name=None):
if self.cb_offline.get_active():
if error_msg(self, "Offline mode, cannot get route!" +
" Would you like to get online?",
gtk.BUTTONS_YES_NO) != gtk.RESPONSE_YES:
return
self.cb_offline.set_active(False)
start = points[0]
end = points[-1]
transit_points = []
if len(points) > 2:
transit_points = points[1:-1]
cm = cmRoute(self.conf.cloudMade_API, start, end, transit_points, name=name)
track = cm.getWaypoints()
if track:
self.tracks.append(track)
self.shown_tracks.append(track)
else:
error_msg(self, 'Failed to fetch route.')
## Handles Right & Double clicks events in the drawing_area
def da_click_events(self, w, event):
## Single click event
# On button press, set the coordinates
if event.type == gtk.gdk.BUTTON_PRESS:
self.dragXY = (event.x, event.y)
elif event.type == gtk.gdk.BUTTON_RELEASE:
# Find nearest marker...
# Check if left-clicked, mouse status bar is on, is not in ruler mode and map not dragged
if event.button == 1 and self.conf.statusbar_type == STATUS_MOUSE and not self.Ruler \
and abs(event.x - self.dragXY[0]) < 5 and abs(event.y - self.dragXY[1]) < 5:
coord = self.pointer_to_world_coord((event.x, event.y))
markerDisp2_list = []
for markerName in self.marker.positions.keys():
# Calculate the angular displacement squared of the mouse coord to the marker coords
markerDisp2 = (self.marker.positions[markerName][0] - coord[0]) ** 2 + (
self.marker.positions[markerName][1] - coord[1]) ** 2
markerDisp2_list.append((markerDisp2, markerName))
if len(markerDisp2_list) > 0:
self.status_bar.text("Nearest marker: " + str(sorted(markerDisp2_list)[0][1]))
# Right-Click event shows the popUp menu
elif event.button == 3 and not (event.state & gtk.gdk.CONTROL_MASK):
if not self.Ruler:
self.myPointer = (event.x, event.y)
# Right-Click w/ shift opens the marker window
if event.state & gtk.gdk.SHIFT_MASK:
coords = self.pointer_to_world_coord(self.myPointer)
markerWindow(self, coords)
else:
w.popup(None, None, None, event.button, event.time)
else:
menu = self.ruler_popup()
menu.popup(None, None, None, event.button, event.time)
# If window hasn't been dragged, it's possible to add marker or ruler
# if the window has been dragged, just ignore it...
if abs(event.x - self.dragXY[0]) < 5 and abs(event.y - self.dragXY[1]) < 5:
# Ctrl + Click adds a marker
if event.state & gtk.gdk.CONTROL_MASK:
self.add_marker((event.x, event.y))
# Left-Click in Ruler Mode
elif event.button == 1 and self.Ruler:
self.add_ruler_segment(event)
# Double-Click event Zoom In or Out
elif event.type == gtk.gdk._2BUTTON_PRESS and not (event.state & gtk.gdk.CONTROL_MASK):
zl = self.get_zoom()
# Alt + 2Click Zoom Out
if event.state & gtk.gdk.MOD1_MASK:
self.do_zoom(zl + 1, zl, True, (event.x, event.y))
# 2Click Zoom In
else:
self.do_zoom(zl - 1, zl, True, (event.x, event.y))
## Handles the mouse motion over the drawing_area
def da_motion(self, w, event):
if event.state & gtk.gdk.BUTTON1_MASK:
self.gps_idle_time = time.time()
self.drawing_area.da_move(event.x, event.y, self.get_zoom())
if event.state & gtk.gdk.SHIFT_MASK:
self.visual_download()
self.update_export()
if self.conf.statusbar_type == STATUS_MOUSE and not self.Ruler:
coord = self.pointer_to_world_coord((event.x, event.y))
self.status_bar.coordinates(coord[0], coord[1])
def view_credits(self, menuitem):
w = OurCredits()
w.destroy()
def visual_dltool_toggled(self, menuitem):
if not self.visual_dlconfig.get('downloader', False):
self.visual_dlconfig['downloader'] = MapDownloader(self.ctx_map, self.conf.maxthreads)
if menuitem.get_active():
if self.check_bulk_down():
self.visual_dlconfig['active'] = True
self.draw_overlay()
else:
menuitem.set_active(False)
else:
self.visual_dlconfig['active'] = False
self.drawing_area.repaint()
def visualdl_cb(self, *args, **kwargs):
self.visualdl_update(1)
def visualdl_update(self, recd=0):
if self.visual_dlconfig.get('downloader', False):
temp = self.visual_dlconfig.get('recd', 0)
self.visual_dlconfig['qd'] = \
self.visual_dlconfig['downloader'].qsize() + temp + recd
self.visual_dlconfig['recd'] = temp + recd
if self.visual_dlconfig.get('recd', 0) >= \
self.visual_dlconfig.get('qd', 0):
self.visual_dlconfig['qd'], self.visual_dlconfig['recd'] = 0, 0
self.drawing_area.repaint()
def expose_cb(self, drawing_area, event):
online = not self.cb_offline.get_active() and not self.hide_dlfeedback
self.hide_dlfeedback = False
force_update = self.cb_forceupdate.get_active()
rect = drawing_area.get_allocation()
zl = self.get_zoom()
self.drawing_area.cr = drawing_area.window.cairo_create()
self.downloader.query_region_around_point(
self.drawing_area.center, (rect.width, rect.height), zl, self.layer,
gui_callback(self.tile_received),
online=online, force_update=force_update,
conf=self.conf, hybrid_background=self.ctx_map.get_hybrid_background(self.layer, self.conf.map_service)
)
self.downloading = self.downloader.qsize()
self.draw_overlay()
def scroll_cb(self, widget, event):
dlbool = self.visual_dlconfig.get("active", False)
intVal = 1 if (event.direction != gtk.gdk.SCROLL_UP) else -1
sz, zl = 0, 0
if dlbool and (event.state & gtk.gdk.CONTROL_MASK):
zl = intVal
elif dlbool and (event.state & gtk.gdk.SHIFT_MASK):
sz = intVal
else:
xyPointer = self.drawing_area.get_pointer()
zl = self.get_zoom()
self.do_zoom(zl + intVal, zl, dPointer=xyPointer)
self.visual_dlconfig["zl"] = self.visual_dlconfig.get('zl', -2) + zl
self.visual_dlconfig['sz'] = self.visual_dlconfig.get('sz', 4) - sz
if self.visual_dlconfig.get('zl', -2) > -1:
self.visual_dlconfig["zl"] = -1
if self.visual_dlconfig.get('sz', 4) < 1:
self.visual_dlconfig['sz'] = 1
if self.visual_dlconfig.get('zl', -2) + self.get_zoom() < -2:
self.visual_dlconfig['zl'] = -2 - self.get_zoom()
if sz != 0 or zl != 0:
self.drawing_area.repaint()
def tile_received(self, tile_coord, layer, download=False):
if download:
self.downloading = self.downloader.qsize()
if self.downloading <= 0:
self.hide_dlfeedback = True
self.drawing_area.repaint()
hybridbackground_layer = self.ctx_map.get_hybrid_background(self.layer, self.conf.map_service)
hybridbackground = (self.layer >= LAYER_HYB and layer == hybridbackground_layer)
if (self.layer == layer or hybridbackground) and self.get_zoom() == tile_coord[2]:
da = self.drawing_area
rect = da.get_allocation()
xy = mapUtils.tile_coord_to_screen(tile_coord, rect, self.drawing_area.center)
if xy:
# here we keep a list of all foreground tiles that turn up
# when there is no corresponding background tile yet
if layer == LAYER_HYB or layer == LAYER_CHA:
if tile_coord not in self.background:
self.foreground.append(tile_coord)
else:
# keep the lists as bare as possible
self.background.remove(tile_coord)
# keep the background tile list up to date - add background
# tile to list unless we're all set to add foreground overlay
if hybridbackground and tile_coord not in self.foreground:
self.background.append(tile_coord)
gc = da.style.black_gc
force_update = self.cb_forceupdate.get_active()
img = self.ctx_map.load_pixbuf(tile_coord, layer, force_update)
if hybridbackground:
img2 = self.ctx_map.load_pixbuf(tile_coord, hybridbackground_layer,
force_update)
for x, y in xy:
da.window.draw_pixbuf(gc, img, 0, 0, x, y,
TILES_WIDTH, TILES_HEIGHT)
# here we [re-]add foreground overlay providing
# it is already in memory
if hybridbackground and tile_coord in self.foreground:
self.foreground.remove(tile_coord)
da.window.draw_pixbuf(gc, img2, 0, 0, x, y,
TILES_WIDTH, TILES_HEIGHT)
def draw_overlay(self):
rect = self.drawing_area.get_allocation()
center = (rect.width / 2, rect.height / 2)
if self.export_panel.flags() & gtk.VISIBLE:
self.drawing_area.draw_overlay(
self.get_zoom(), self.conf, self.crossPixbuf, self.dlpixbuf,
self.downloading > 0, self.visual_dlconfig
)
else:
self.drawing_area.draw_overlay(
self.get_zoom(), self.conf, self.crossPixbuf, self.dlpixbuf,
self.downloading > 0, self.visual_dlconfig, self.marker,
self.ctx_map.get_locations(), self.entry.get_text(),
self.showMarkers, self.gps,
self.ruler_coord,
self.shown_tracks, self.draw_track_distance,
self.pointer_to_world_coord(center)
)
## Handles the pressing of F11 & F12
def full_screen(self, keyval):
# F11 = 65480
if keyval == 65480:
if self.get_decorated():
self.set_keep_above(True)
self.set_decorated(False)
self.fullscreen()
else:
self.unfullscreen()
self.set_decorated(True)
self.set_keep_above(False)
elif not self.conf.limited:
# F12 = 65481
if keyval == 65481:
self.export_panel.hide()
self.export_panel.export_pbar.off()
if self.get_border_width() > 0:
self.left_panel.hide()
self.top_panel.hide()
self.set_border_width(0)
else:
self.left_panel.show()
self.top_panel.show()
self.set_border_width(10)
self.update_export()
# ESC = 65307
elif keyval == 65307:
self.unfullscreen()
self.export_panel.hide()
self.export_panel.export_pbar.off()
self.left_panel.show()
self.top_panel.show()
self.set_border_width(10)
self.set_keep_above(False)
self.set_decorated(True)
self.update_export()
## Handles the keyboard navigation
def navigation(self, keyval, zoom):
# Left = 65361 Up = 65362
# Right = 65363 Down = 65364
if keyval in range(65361, 65365):
self.drawing_area.da_jump(keyval - 65360, zoom)
self.gps_idle_time = time.time()
# Page Up = 65365 Page Down = 65366
# Home = 65360 End = 65367
elif keyval == 65365:
self.drawing_area.da_jump(2, zoom, True)
elif keyval == 65366:
self.drawing_area.da_jump(4, zoom, True)
elif keyval == 65360:
self.drawing_area.da_jump(1, zoom, True)
elif keyval == 65367:
self.drawing_area.da_jump(3, zoom, True)
# Minus = [45,65453] Zoom Out
# Plus = [43,65451] Zoom In
elif keyval in [45, 65453]: